JPH0792035B2 - Starter motor with intermediate gear - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a starter motor with an intermediate gear, which transmits the rotation of an electric motor to a ring gear of an internal combustion engine via an intermediate gear via an overrunning clutch to start rotation.

[Conventional technology]

FIG. 19 is a cross-sectional view of essential parts of a conventional starter motor with an intermediate gear, which is disclosed in, for example, Japanese Utility Model Laid-Open No. 58-84369. In the figure, 1 is a DC motor, and an armature rotating shaft 3 is extended from the armature 2 to the front (right side in the figure). Reference numeral 5 denotes a front bracket to which the DC motor 1 is coupled, which supports the front end of the rotary shaft 3 via a sleeve bearing 6.

An overrunning clutch 7 is mounted on the rotary shaft 3 and is supported so as to freely move in the axial direction. The overrunning clutch 7 has the following structure. 8 is a helical spline 4 on the outer periphery of the rotary shaft 3.
The clutch outers 9 are engaged with each other to be transmitted in rotation, and the clutch inners 9 are clutch inners to which the one-way rotation is transmitted to the clutch outer 8 via the rollers 10. The clutch inners 9 are supported by the rotary shaft 3 via the sleeve bearings 17. Pinion 11 at the front end of clutch inner 9
Are integrally formed. Reference numeral 12 denotes a clutch cover which is caulked and fixed to the clutch outer 8 via the contact plate 13, and 14 is a locking ring attached to the clutch outer 8, and an engaging groove 15 is formed between the clutch outer 8 and the stepped portion of the clutch outer 8. . Reference numeral 16 is an eccentricity restricting ring fixed to the inner peripheral portion of the clutch outer 8.

Reference numeral 20 denotes a shift lever having a bifurcated front end engaged with the engagement groove 15, and an intermediate fulcrum part supported by the receiving plate 21. The support plate 21 is received by a grommet 22 attached to the yoke of the electric motor 1 via a buffer spring 23. shift lever
The other end of 20 is connected to the tip of a plunger (not shown) of an electromagnetic switch mounted on the electric motor 1, and is rotated about a fulcrum.

Reference numeral 24 is a support shaft fixed to the front bracket 5 in parallel with the rotary shaft 3, and 25 is a grommet. 26 is an intermediate gear supported by a support shaft 24 via a sleeve bearing 28 fixed to the inner peripheral portion,
An annular groove 27 is formed on the outer periphery of the boss portion 26a. Reference numeral 29 denotes a transfer ring fixed to the outer periphery of the clutch cover 12, provided with an annular projecting portion 29a in the radial direction and engaged with the annular groove 27.

FIG. 20 shows the engagement state between the annular protrusion 29a of the transfer ring 29 and the annular groove 27 of the intermediate gear 26.

The operation of the above conventional device will be described below.

When the exciting coil (not shown) of the electromagnetic switch is energized, the plunger is attracted and the shift lever 20 is rotated counterclockwise. As a result, the overrunning clutch 7 is moved forward (direction A) and received by the stopper 18 attached to the rotary shaft 3. The movement of the overrunning clutch 7 causes the intermediate gear 26 to move to the support shaft 24 via the transfer ring 29.
It is moved forward and meshes with the ring gear 30 of the internal combustion engine. Then, the fixed contact of the electromagnetic switch is closed, the circuit of the DC motor 1 is energized, the armature 2 starts to rotate, and the rotation of the rotating shaft 3 causes the overrunning clutch 7, the pinion 11,
The ring gear 30 is transmitted through the intermediate gear 26 and the ring gear 30 is rotated to start the internal combustion engine.

[Problems to be Solved by the Invention]

In the conventional starter motor with intermediate gear as described above, the transfer ring
The axial engagement between the annular protrusion 29a of 29 and the annular groove 27 of the intermediate gear 26 is in a small range on the upper side of the annular groove 27. There was a problem in that the movement in the direction was not smooth. In addition, there are problems that the engagement area between the annular protrusion 29a and the annular groove 27 is small, transmission of the moving force is unreliable, and the wear is large and the life is short.

The present invention has been made to solve such a problem, and can smoothly move the intermediate gear in the axial direction, and
Minimizes wear of the engaging part between the moving coupling body and the intermediate gear side,
The purpose is to obtain a starting motor with an intermediate gear that has a long life and improved reliability.

[Means for Solving the Problems]

The starter motor with an intermediate gear according to the present invention comprises a moving coupling body which is interposed between the clutch outer of the overrunning clutch and the boss portion of the intermediate gear and interlocks the axial movements of the two, as follows. .

According to the first aspect, the annular portion is loosely fitted to the outer periphery of the rear end portion of the clutch outer and engaged in the axial direction. The engaging portion extended from the annular portion to the radial direction is loosely engaged with the outer peripheral portion of the boss portion of the intermediate gear in at least a semicircle of the circumference in the axial direction, and is engaged in the axial direction of the shift lever. Further, the tip end portion is axially engaged with either one of the annular portion and the boss portion of the intermediate gear to apply a moving force.

In the second aspect, the movable connecting body is formed by pressing a metal plate.

In the third aspect, the movable connecting body is composed of the divided annular body and the engaging body, and the annular body is loosely fitted to the outer periphery of the rear end portion of the clutch outer and engaged in the axial direction. The annular body is engaged with the forked ends of the shift lever by engaging means so that a moving force is applied. The engagement body is loosely fitted to the outer periphery of the rear end portion of the clutch outer, and the stepped portion of the clutch outer and the annular body are engaged with each other in the axial direction. The engaging portion extending in the radial direction of the engaging body is loosely inserted into the annular groove on the outer periphery of the boss portion of the intermediate gear in one half of the circumference and engaged in the axial direction.

According to a fourth aspect of the present invention, the movable connecting body includes a divided annular body and an engaging body, and the annular body is loosely fitted to the outer periphery of the rear end portion of the clutch outer, and is engaged in the axial direction. The annular body is engaged with the forked ends of the shift lever by engaging means so that a moving force is applied. A connecting portion is provided in the radial direction from the annular body, and an arcuate engagement groove centered on the axial center of the intermediate gear is provided. The outer circumferential side of a disc-shaped engaging body fixed to the outer peripheral portion of the boss portion of the intermediate gear is inserted into the engaging groove and engaged in the axial direction.

[Action]

According to the present invention, in the first aspect, the engaging portion extended from the annular portion is axially engaged with the outer peripheral portion of the boss portion of the intermediate gear over at least one half of the circumference. Is smoothly moved in the axial direction, the axial engaging area between the engaging portion and the intermediate gear is increased, wear is reduced, and the life is extended.

In claim 2, the movable connecting body is formed by pressing a metal plate, and is easily formed. Further, in order to fit the engaging portion into the annular groove of the boss portion of the intermediate gear, the inner diameter portion is widened and inserted, By restoring the inner diameter to a small size, a snap ring is not required and axial engagement is possible.

According to the present invention, the engaging portion, which is generated from the annular body fitted to the outer periphery of the rear end portion of the clutch outer and the engaging body fitted between the step portion of the clutch outer, is inserted into the annular groove of the boss portion of the intermediate gear. , Axially engaged, just insert
No need for retaining rings.

Further, in the present invention, an engaging groove is provided in the connecting portion extending from the annular body fitted to the outer periphery of the rear end portion of the clutch outer, and the disc-shaped engaging body fitted to the boss portion of the intermediate gear is provided as described above. The moving coupling body has a simple structure because it is engaged with the engaging groove in the axial direction, and the intermediate gear is moved smoothly.

〔Example〕

FIG. 1 is a front view in which a main part of an intermediate gear type starter motor according to an embodiment of the present invention is shown in section. The figure shows a case where an overrunning clutch is connected to a DC motor via a planetary gear speed reducer. In the figure, reference numeral 31 denotes a DC motor, an armature rotating shaft 33 is extended from an armature 32, and a sun gear 43 is formed on the outer periphery of the front end portion. Reference numeral 35 is a front bracket in which a yoke of the DC motor 31 is combined.

Reference numeral 36 is an electromagnetic switch attached to the front bracket 35, which connects the other end of the shift lever 20 to the front end of the plunger 37 and rotates it about an intermediate fulcrum. 38 is a grommet made of a rubber material which is fitted in the front placket 35 and receives the fulcrum of the shift lever 20.

40 is a planetary gear speed reducer, which is configured as follows.
Reference numeral 41 denotes an internal gear frame fixed in the front bracket 35, and an internal gear 42 is formed on the inner periphery thereof. Reference numeral 44 denotes a plurality of planetary gears that mesh with the sun gear 43 and rotate and revolve. The planetary gear 44 is supported by a support pin 48 fixed to a flange 47 formed on the relay shaft 46 via a bearing (not shown). As a result, the relay shaft 46 is rotated by the revolution of the planetary gears 44.

The rear end of the relay shaft 46 is supported by the inner tooth frame 41 via a bearing 49,
The front end is supported by the front bracket 35 via the sleeve bearing 5, and the helical spline 46a (second
(See the figure) is formed.

Reference numeral 50 denotes an overrunning clutch mounted on the relay shaft 46, which is constructed as shown in FIG. 51 is a clutch outer that meshes with the helical spline 46a of the relay shaft 46 and transmits decelerated rotation. 52 is a roller on the clutch outer 51.
A clutch inner to which unidirectional rotation is transmitted via 10, and is supported by a relay shaft 46 via a sleeve bearing 17 so as to be movable in the axial direction. Pinion 53 at the front end of Clutch Inner 52
Are integrally formed, and when moved forward, the stopper 18
Accepted by. A clutch cover 12 is caulked and fixed to the clutch outer 51 via a contact plate 13.

As shown in FIG. 2, the front end portion of the armature rotating shaft 33 has a bearing 60.
Is supported in a support hole portion at the rear end of the relay shaft 46, and a steel ball 61 is interposed in the axial direction.

Returning to FIG. 1, reference numeral 65 denotes a support shaft that is fixed to the front bracket 35 in parallel with the relay shaft 46, and is retained by a retaining ring 66. 67 is a sleeve bearing fixed to the inner circumference (not shown)
An intermediate gear, which is rotatably and slidably supported by a support shaft 65, is meshed with a pinion 53 and transmitted in rotation. Reference numeral 68 denotes a movable connecting body interposed between the clutch outer 51 and the boss portion 67a of the intermediate gear 67, made of a synthetic resin material having high mechanical strength, and formed as follows. 68a is an annular portion that is loosely fitted to the outer periphery of the rear end portion of the clutch outer 51 to allow the clutch outer 51 to rotate, as shown in FIG.
The retaining ring 55 is engaged in the axial direction. As shown in FIG. 1, the engaging portion 68b is extended from the annular portion 68a to the radial direction side,
The intermediate gear 67 is loosely fitted to the outer periphery of the boss portion 67a so as to be rotatable, and is axially engaged by a retaining ring 69.

As shown in FIG. 3, a pair of protrusions 68c is provided on the outer periphery of the annular portion 68a, and the protrusions 68c are inserted into the engaging holes 20a at the two ends of the shift lever 20 to connect them to each other.

By the rotation of the shift lever 20, the overrunning clutch 50 is moved in the axial direction via the moving connecting body 68, and at the same time, the intermediate gear 67 is moved.
8b is fitted so that it can be moved smoothly without any moment.

The shift lever 20 is rotated counterclockwise by the energization of the electromagnetic switch 36, and the overrunning clutch 50 and the intermediate gear 67 are moved forward (direction A) via the moving connecting body 68, whereby the intermediate gear 67 is moved. Engage the ring gear 30. At the same time, the fixed contact of the electromagnetic switch is closed,
The armature 32 is rotated by energizing the circuit of the starting motor 31.
As a result, the rotation of the armature rotating shaft 33 causes the planetary gear reduction device to rotate.
It is decelerated by 40, the relay shaft 46 is decelerated and rotated, the ring gear 30 is rotated through the overrunning clutch 50 and the intermediate gear 67, and the internal combustion engine is started.

FIG. 4 is a side view of a movable connecting body showing a second embodiment of the present invention. The moving connector 70 is the moving connector of FIG.
Only the engaging portion 70b is different from 68, and other configurations are the same. The engaging portion 70b is inserted into the outer peripheral portion of the boss portion 67a of the intermediate gear 67 over one half of the circumference to allow the boss portion 67a to rotate and to connect the retaining ring 69 in the axial direction. An annular groove may be provided on the boss 67a, and the engaging portion 70b may be inserted into this groove.

This facilitates the assembly of the movable connecting body 70 into the engaging portion 78b and the boss portion 67a, and no moment acts on the axial movement of the intermediate gear 67.

FIG. 5 is a partially sectional front view of an overrunning clutch and an intermediate gear part, showing a moving coupling body according to a third embodiment of the present invention. A moving connecting body 71 is interposed between the overrunning clutch 50 and the intermediate gear 67.

As shown in FIGS. 6 and 7, the movable connecting member 71 has an annular portion.
71a and the engaging portion 71 that is radially extended from the annular portion 71a
It is made of b and is formed by pressing a metal plate.
The annular portion 71a is provided with a brim portion 71c.

As shown in FIG. 8, the movable connecting body 71 has an annular portion 71a loosely fitted to the outer periphery of the rear end portion of the clutch outer 51 to allow the clutch outer 51 to rotate, and is engaged in the axial direction by a retaining ring 55. . An engaging groove 71d is formed by the flange portion 71c and the step portion of the clutch outer 51, and the forked end portion of the shift lever 20 is inserted and engaged in the axial direction.

Returning to FIG. 5, the engaging portion 71b of the movable connecting body 71 is the intermediate gear 6
It is loosely fitted in the annular groove 67b of the boss portion 67a of 7 to make the boss portion 67a rotatable, and is engaged in the axial direction by the retaining ring 69.

By the rotation of the shift lever 20, the overrunning clutch 50 and the intermediate gear 67 are moved in the axial direction via the moving connecting body 71.

FIG. 9 is a front view in which a main part of a movable connecting body according to a fourth embodiment of the present invention is shown in section. Engaging portion 71 of the movable connecting body 71
The peripheral edge of the inner diameter portion of b is bent in the axial direction as shown by the chain line to expand the inner diameter. In this state, the engaging portion 71b is located at the position of the annular groove 67b of the boss portion 67a of the intermediate gear 67, the inner diameter portion is pressed in the C direction by a tool, and as shown by the solid line, the annular groove 67b.
Push it into b and fit it loosely.

Accordingly, the engaging portion 71b of the movable connecting body 71 allows the boss portion 67a to rotate freely, engages in the axial direction, and does not require a retaining ring.

FIG. 10 is a side view of the movable connecting body according to the fifth embodiment of the present invention. The inner diameter portion of the engaging portion 71b of the movable connecting body 71,
A large number of slits 71e are provided. When this engaging portion 71b is pushed into the outer periphery of the boss portion 67a of the intermediate gear 67, the inner diameter portion is bent, and when it reaches the annular groove 67b (see FIG. 9), it is restored to a flat plate shape and loosely fitted. Thus, the boss portion 69a is made rotatable and is engaged in the axial direction.

In this way, the intermediate gear 67 is axially engaged without the need for a retaining ring.

11 and 12 are a front view and a side view of a movable connecting body according to a sixth embodiment of the present invention. The engaging portion 71f of the movable connecting body 71 is of a length that is fitted over one half of the annular groove 67b of the boss portion 67a of the intermediate gear 67, and does not require a retaining ring.
It is adapted to be engaged in the axial direction.

FIG. 13 is a sectional view of essential parts of a starter motor with an intermediate gear according to a seventh embodiment of the present invention. The movable connecting body 72 made of a synthetic resin molded product having high mechanical strength is formed of an annular portion 72a and an engaging portion 72b extending from the annular portion to the radial direction side. The annular portion 72a is similar to that shown in FIG.
The clutch outer 51 is loosely fitted to the outer periphery of the rear end portion of the clutch outer 51 to make the clutch outer 51 rotatable, and the retaining ring 55 is fitted and axially engaged. The engaging portion 72b is loosely fitted to the boss portion 67a of the intermediate gear 67 to make the boss portion 67a rotatable, and is engaged with the retaining ring 69 in the axial direction. The moving connector 72 is shown in a side view in FIG.

Returning to FIG. 13, 73 is a metal fitting fitted to the boss 67a and applied to the inner end surface of the engaging portion 72b. An engagement groove 74 is formed between the pad 73 and the step of the boss 67a.

The electromagnetic switch 36 is attached to the front bracket 35 at a position on the intermediate gear 67 side. The bifurcated tip of the shift lever 20, the other end of which is connected to the plunger 37 of the electromagnetic switch 36,
It is inserted into the engaging groove 74 of the boss portion and engaged in the axial direction.

When the shift lever 20 is rotated, the intermediate gear 67 is moved in the axial direction and the overrunning clutch 50 is moved in the same direction via the moving connecting body 72.

FIG. 15 is a sectional view of essential parts of a starting motor with an intermediate gear, showing an eighth embodiment of the present invention. 75 is a moving connecting body, which is configured as follows. 76 is an annular body made of a synthetic resin material having high mechanical strength, which is loosely fitted to the outer circumference of the rear end of the clutch outer 51 and engaged in the axial direction by the retaining ring 55, as in the case of FIG. is doing. As shown in FIG. 16, the annular body
A pair of protrusions 76c is provided on the 76, and the protrusions 76c are inserted into the engaging holes 20a at the two ends of the shift lever 20 and are connected to each other. 77 is an engaging body made of a metal plate, and a fitting hole 77a
Is loosely fitted to the outer periphery of the rear end portion of the clutch outer 51, and is axially engaged by the step portion of the clutch outer 51 and the annular body 76. The extended end side of the engagement body 77 has an intermediate gear 67.
The boss portion 67a is loosely inserted over one half of the circumference of the annular groove 67b to make the boss portion 67a rotatable and engaged in the axial direction.

In this way, the movable connecting body 75 is composed of the divided annular body 76 and the engaging body 77, and has a simple structure and facilitates assembly.

FIG. 17 is a sectional view of a main part of a starter motor with an intermediate gear according to a ninth embodiment of the present invention, and FIG. 18 is a side view of a movable connecting body. The movable connecting body 78 is composed of an annular body 79 made of a synthetic resin material having high mechanical strength and an engaging body 80 made of a metal plate. The annular body 79 is loosely licked on the outer circumference of the rear end of the clutch outer 51 as in the case of FIG.
55 is engaged in the axial direction. The annular body 79 is provided with a pair of protrusions 79c, which are inserted into the engaging holes 20a at the two ends of the shift lever 20 to connect them. Ring 7
A connecting portion 79a is extended from 9 in the radial direction, and an arcuate engagement groove 79b centered on the axis of the boss 67a is provided. The engaging body 80 has a disk shape, is fitted into the annular groove 67b of the boss portion 67a, engages in the axial direction, and the outer circumferential side engages with the engaging groove 79b in the axial direction loosely, and has a sufficiently large engagement. It is the total area.

The engagement body 80 is fitted into the annular groove 67b by the same means as in the case of FIG. 9 described above, and the snap ring is unnecessary.

In the above embodiment, the case of interposing the planetary gear speed reducer 40 is shown.However, like the conventional device, the armature rotary shaft is extended to the front end portion of the front bracket, and the planetary gear speed reducer is omitted. Is also applicable.

Further, in the above embodiment, the movable connecting body 68, 70, the annular body 76, 79.
Although a synthetic resin material is used, a metal material having a large mechanical strength and a small friction coefficient may be used.

〔The invention's effect〕

As described above, according to the present invention, in claim 1, the moving coupling body is interposed between the outer periphery of the rear end portion of the clutch outer of the overrunning clutch and the boss portion of the intermediate gear, and the shift lever is rotated. The overrunning clutch and the intermediate gear are interlocked to move in the axial direction, and are loosely fitted to the outer periphery of the rear end of the clutch outer at the annular portion of the moving connecting body, are axially connected, and are projected from the annular portion to the radial side. The engaging part is loosely fitted to the outer periphery of the boss part of the intermediate gear or to the annular groove all around or in one half, and engaged in the axial direction, so that the intermediate gear can be smoothly moved in the axial direction, and the moving connection is possible. The wear of the engaging portion of the body with the side of the intermediate gear is small, the life is long, and the reliability is improved.

According to the present invention, since the metal plate is pressed to form the movable connecting body, the manufacturing is easy, and the inner diameter portion is widened to fit the engaging portion into the annular groove of the boss portion of the intermediate gear. By inserting and restoring the inner diameter to a small size, it is possible to engage in the axial direction without requiring a retaining ring.

According to a third aspect of the present invention, the movable connecting body is divided into an annular body and an engaging body, and the engaging body is fitted between the annular body fitted to the outer periphery of the rear end of the clutch outer and the step portion of the clutch outer, and the movable body is ejected from the engaging body. The engaged portion is inserted in the annular groove of the boss portion of the intermediate gear in the radial direction and engaged in the axial direction, so that the structure is simple and the assembly is easy without using a retaining ring or the like.

Further, in claim 4, the movable connecting body is divided into an annular portion and an engaging body, the annular body is engaged with the outer periphery of the rear end portion of the clutch outer in the axial direction, and is engaged with the connecting portion extending from the annular body. A groove is provided, and a disc-shaped engaging body is fitted to the outer peripheral portion of the boss portion of the intermediate gear,
Since the outer circumferential side of the engaging body is inserted into the engaging groove to engage in the axial direction, the structure is simplified and the assembling is facilitated.

[Brief description of drawings]

FIG. 1 is a front view in which a main part of a starter motor with an intermediate gear according to a first embodiment of the present invention is shown in section, and FIG. 2 is a sectional view showing a state in which the moving connecting body in FIG. 1 is attached to a clutch outer. FIG. 3 is a side view of the movable connecting body of FIG. 1, FIG. 4 is a side view of the movable connecting body showing a second embodiment of the present invention, and FIG. 5 shows a third embodiment of the present invention. FIG. 5 is a front view and a side view of the movable connecting body of FIG. 5, which is a partial cross-sectional view of the connecting state of the overrunning clutch and the intermediate gear by the movable connecting body, and FIG. FIG. 9 is a cross-sectional view showing the attachment of the movable connecting body to the clutch outer, and FIG. 9 is a partially sectional front view showing a state in which the movable connecting body of the fourth embodiment of the present invention is fitted into the annular groove of the intermediate gear boss portion. FIG. 10 and FIG. 10 are side views of a movable connecting body showing the fifth embodiment of the present invention.
FIGS. 12 and 13 are a front view and a side view of a movable connecting body showing a sixth embodiment of the present invention, and FIG. 13 is a sectional view of a main part of a starter motor with an intermediate gear showing a seventh embodiment of the present invention. FIG. 14 is a side view of the movable connecting body of FIG. 13, FIG. 15 is a partial sectional front view of a starter motor with an intermediate gear according to an eighth embodiment of the present invention, and FIG. FIG. 17 is a side view of the movable connecting body of FIG. 15, FIG. 17 is a partial sectional front view of a starter motor with an intermediate gear showing a ninth embodiment of the present invention, and FIG.
FIG. 17 is a side view of the moving coupling body of FIG. 17, FIG. 19 is a partially sectional front view of a conventional starter motor with an intermediate gear, and FIG. 20 shows engagement of the transfer ring of FIG. 19 with an annular groove of the intermediate gear. It is a side view shown. 20 …… Shift lever, 30 …… Ring gear, 31 …… Motor (DC motor), 33 …… Armor rotating shaft, 36 …… Electromagnetic switch, 40 …… Planet gear reducer, 50 …… Overrunning clutch, 51 ...... Clutch outer, 53 ...... Pinion,
55 …… retaining ring, 65 …… support shaft, 67 …… intermediate gear, 67a…
… Boss part, 67b …… annular groove, 68,70 to 72,75,78 …… moving connecting body, 68a, 71a, 72a …… annular part, 68b, 70b, 71b, 71f, 72b…
… Engagement part, 69 …… Retaining ring, 76, 79 …… Annular body, 77, 80 ……
Engagement body, 79a ... Connection part, 79b ... Engagement groove In the drawings, the same reference numerals indicate the same or corresponding portions.

Claims (4)

[Claims] 1. An electric motor having an armature rotating shaft, wherein the rotation of the rotating shaft is transmitted directly or via a speed reducing means to rotate a pinion at a front end portion in one direction and to rotate a shift lever by an electromagnetic switch. Is transmitted and is moved in the axial direction, is rotatably and axially movably supported by a support shaft arranged parallel to the axis of the rotary shaft, is engaged with the pinion, and is moved forward. In a starter motor with an intermediate gear that includes an intermediate gear that meshes with a ring gear of an internal combustion engine, an annular portion that is loosely fitted to the outer periphery of the rear end of the clutch outer of the overrunning clutch and is engaged in the axial direction, and from this annular portion. A moving connecting member which is provided on the radial side and is loosely fitted to the outer peripheral portion of the boss portion of the intermediate gear over at least a semicircle and is engaged in the axial direction. A coupling body is provided, and the overrunning clutch and the intermediate gear are interlocked with each other to be axially moved via the moving coupling body by the axial rotation transmission to the annular portion of the shift lever or the boss portion of the intermediate gear. Starter motor with intermediate gear. 2. The electric motor with an intermediate gear according to claim 1, wherein the movable connecting member is made of a pressed metal material. 3. The clutch outer is loosely fitted to the outer periphery of the rear end of the clutch outer and engaged in the axial direction. The outer periphery engages with the forked ends of the shift lever by an engaging means to apply a moving force. And an annular body that is made of a metal plate, is loosely fitted between the stepped portion and the annular body on the outer periphery of the rear end of the clutch outer, is engaged in the axial direction, and extends in the radial direction. 2. The starter electric motor with an intermediate gear according to claim 1, further comprising a moving coupling body that is formed by inserting an engaging body engaged in the axial direction into an annular groove on the outer periphery of the boss portion of the intermediate gear and engaging in the axial direction. 4. An arcuate engagement centered on the axial center of the intermediate gear, which is loosely fitted to the outer periphery of the rear end of the clutch outer and engaged in the axial direction, and is connected to the connecting portion extending in the radial direction. A moving connecting body comprising an annular body provided with a groove and an engaging body which is fixed to the outer circumference of a boss portion of a disc-shaped intermediate gear and whose outer circumferential side enters the engaging groove and is engaged in the axial direction. Claim 1 provided
Starting motor with intermediate gear as described.