JP3557778B2 - Reciprocating electric razor - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention provides a finishing main blade provided with a number of blade holes, a trimmer blade arranged near the main blade, and a cutting edge directed in a direction away from the main blade, and a trimmer blade in a direction of the cutting edge of the trimmer blade. The present invention relates to a reciprocating electric shaver having a skin contact guide that regulates a surface pressure of a trimmer blade against skin.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, as a reciprocating electric shaver, for example, as disclosed in Japanese Patent Application Laid-Open No. 4-231994, a trimmer blade is floatably supported so as to be vertically movable in order to improve the close contact between the main blade and the trimmer blade on the skin. There is something. When this is used at a certain contact angle, the trimmer blade and the main blade surely adhere to the skin and have good skin contact.
[0003]
[Problems to be solved by the invention]
However, conventionally, since the skin contact guide is formed integrally with the blade frame, the optimum height relationship with the skin contact guide cannot be maintained by the trimmer blade floating, and the hair introduction performance is deteriorated. There was a problem.
The present invention has been made to solve the above problems, and the trimmer blade and the skin contact guide float integrally, so that the skin contact is good, and the trimmer blade follows the inclination and unevenness of the skin surface. The present invention is intended to provide a reciprocating electric shaver that can easily perform finishing shaving by the main blade, and can easily aim at the hair when shaving.
[0004]
[Means for Solving the Problems]
In order to achieve the above object, in the invention of claim 1, a finishing main blade 1 provided with a large number of blade holes, and disposed near the main blade 1, and the cutting edge is moved away from the main blade 1. A directed trimmer blade 2 and a skin contact guide 3 for regulating the surface pressure of the trimmer blade 2 against the skin in the direction of the edge of the trimmer blade 2.A blade frame 4 to which the main blade 1, the trimmer blade 2 and the skin contact guide 3 are attached;In a reciprocating electric shaver in which the top of the main blade 1, the cutting edge of the trimmer blade 2, and the top of the skin contact guide 3 are arranged on substantially the same straight line, the trimmer blade 2 and the skin contact guide 3Independently of the main blade 1 with respect to the blade frame 4The trimmer blade 2 can float freely, and one of the trimmer blades 2 moves vertically and the trimmer blade 2 is independently protruded, and the trimmer blade 2 is independently protruded. As a result, the trimmer blade 2 and the main blade 1 follow the unevenness and inclination of the skin surface, so that there is no unshaved portion, and the shaving can be performed quickly and shortly.In addition, since the trimmer blade 2 is independently protruded from the skin contact guide 3, the hair can be easily aimed and the shaving can be facilitated.
[0005]
ClaimTwoThe invention is characterized in that the skin contact guide 3 is lowered downward independently of the trimmer blade 2 in the first aspect, so that hair can be easily aimed and shaving can be facilitated.
[0006]
Claim3In the invention of the claim,1In which the guide 3 for skin contact and the trimmer blade 2 are connected by a hook 3a, so that the operating force of the button when the trimmer blade 2 is projected independently can be reduced, and it can be easily performed. The trimmer blade 2 can be operated up and down.
Claim4In the invention of the claim,1And the skin contact guide 3 and the trimmer blade 2 are connected by a link 50, and when the protruded trimmer blade 2 is lowered, the skin contact guide 3 is interlocked with it and does not lower together. Thus, the up and down operation of the trimmer blade 2 can be reliably performed.
[0007]
Claim5In the invention of claim 1, a gap is provided between the skin contact guide 3 and the trimmer blade 2 in a state where the trimmer blade 2 protrudes, and the trimmer blade 2 for finishing shaving is provided. When used in a lowered state, no shavings are accumulated between the trimmer blade 2 and the skin contact guide 3, so that good sharpness can be obtained.
Claim6In the invention of the claim,1In this embodiment, the contact surface between the skin contact guide 3 and the trimmer blade 2 is smaller than the contact surface between the blade frame 4 and the skin contact guide 3. -Even if it is fixed between the skin contact guides 3 and the skin contact guides 3 and the blade frame 4, the trimmer blade 2 having a small contact surface is detached first from the fixation between the skin contact guides 3 so that the skin contact guides 3 are trimmers. The trimmer blade 2 can be reliably moved up and down without being connected to the blade 2.
[0008]
Claim7In the invention of claim 1, the skin contact guide 3 is characterized in that it has a comb shape, and the introduction of the hair to the trimmer blade 2 is improved, so that it can be finished more quickly.
[0009]
BEST MODE FOR CARRYING OUT THE INVENTION
The reciprocating electric shaver according to the present invention is, as shown in FIGS. 1 to 11, an outer blade 10 of the main blade 1 via an blade frame 4 at an upper end of a main body 5 containing a motor, and an inner blade slidably contacting the inner surface thereof. 8 and a pair of trimmer blades 2, 2. Each of the trimmer blades 2, 2 is mounted on a lower surface of a trimmer cover 22 on a trimmer base 35, which will be described later, on a fixed blade 20, a movable blade 21, and a fixed blade 20. The main blade 1 and the trimmer blade 2 are independently supported so as to be able to float up and down independently of each other.
[0010]
The outer blade 10 of the main blade 1 is mounted on an outer blade frame 9 formed in a rectangular frame shape. In this mounting, a plurality of bosses 91 protruding from the outer blade frame 9 are provided on both sides of the outer blade 10. This is done by inserting it into the mounting hole and sealing it.
The outer cutter frame 9 to which the outer cutter 10 is attached as described above is attached to the cutter frame 4 as shown in FIGS. As shown in FIGS. 5 and 6, the blade frame 4 is formed in the shape of a rectangular tube having a rectangular shape that opens up and down. And a stopper 14 which is located underneath.
[0011]
Then, the outer cutter frame 9 having the elastic pieces 15 at both ends in the longitudinal direction and having the flat portions 16 at the upper surfaces at both ends is pushed in from below the blade frame 4, whereby the distal end of the elastic piece 15 of the outer cutter frame 9 is pressed. The outer blade frame 9 is attached to the blade frame 4 so as to float freely without contact with the stopper 14.
On the other hand, the inner blade 8 of the main blade 1 has a large number of inner blades 81 arranged in parallel to the upper surface of the inner blade base 88, and the inner blade 8 is reciprocally driven by a driver 200 and a coupling driver 210. It is supposed to be.
[0012]
A boss 18 is protruded from the side surface of the outer cutter frame 9. The boss 18 is inserted into a locking groove 65 provided in the trimmer base 35 of the trimmer blade 2, so that the boss 18 is floated when the trimmer blade 2 floats. The main blade 1 and the trimmer blade 2 have a structure in which the main blade 1 and the trimmer blade 2 can float integrally by locking the upper end of the locking groove 65. Reference numeral 17 in FIG. 5 denotes a finger-hanging projection for facilitating removal of the outer blade frame 9, and is provided on the opposite side of the boss 18.
[0013]
A connection driver 210 is connected to the upper end of the driver 200. As shown in FIG. 7, hook holes 30 are respectively formed on both side surfaces (both sides in the reciprocating direction of the blades 1 and 2) of the connecting driver 210, and the hook holes 30 project from the driver 200. The connecting driver 210 is vertically connected to the driver 200 by vertically engaging the hooks 28 provided, and the connecting driver 210 is always biased upward in the driver 200 by a spring. The compression coil spring 29 is stored and arranged.
[0014]
In addition, a cylindrical hole 33a is formed at the upper end of the connection driver 210, and the spherical connection boss 31 protruding from the inner blade base 88 is positioned above the hole 33a of the connection driver 210. The hook 33 provided on the upper end of the connection driver 210 is locked to the connection boss 31 in a state where the connection driver 210 is inserted from the connection driver 210 so that the connection driver 210 is prevented from falling off. The swing is transmitted to the inner blade 8 via the connection driver 210 to drive the inner blade 8 back and forth. Further, a pair of U-shaped transmission ribs for driving the trimmer blade 2 described later are provided on both end surfaces (both surfaces in a direction orthogonal to the reciprocating direction of the blades 1 and 2) of the coupling driver 210. When the trimmer blade 2 moves by a predetermined amount or more in the vertical direction, the transmission unit 211 follows the trimmer blade 2 to move the coupling driver 210 that can freely float up and down. The main blade 1 is moved up and down.
[0015]
Next, a pair of trimmer blades 2 arranged on both sides of the main blade 1 and a skin contact guide 3 formed on the side of the trimmer blade 2 opposite to the main blade 1 will be described.
As shown in FIG. 5, the trimmer blade 2 includes a trimmer base 35, a fixed blade 20 fixed to the upper surface of the trimmer base 35 by fitting with a fitting protrusion 36, and an upper surface side of the fixed blade 20. The movable blade 21 is disposed and slidably guided by the fitting protrusion 36, a pressing spring 23 for pressing the movable blade 21 toward the fixed blade 20, and the cover 22. The cover 22 is integrally formed with a rib 22a made of an elastic body for stretching the skin. The presser spring 23 has its vertical flat plate portion 39 attached to the cover 22 by engagement with the spring stopper projection 40, and the projections 351 at both ends of the trimmer base 35 are attached to the hole 22 b of the cover 22 by sealing. At this time, the plurality of spring pieces 42 are brought into contact with the upper surface of the movable blade 21 in a state where the vertical flat plate portion 39 is sandwiched and fixed between the cover 22 and the trimmer base 35.
[0016]
As shown in FIG. 5, the skin contact guide 3 has a pair of hooks 3a, 3a, a pair of L-shaped ribs 3b, 3b, and a push-up spring 100 for urging the skin contact guide 3 upward at both ends. 5 and 6, the hook 3a is inserted into two pairs of locking grooves 4a formed on the inner wall surface in the short direction of the blade frame 4 in FIGS. is there. Here, the hook 3a serves as an upward stopper. The other end of the push-up spring 100 attached to the ribs 101 at both ends of the skin contact guide 3 and applying an upward biasing force is engaged with a projection 41 provided on the blade frame 4, respectively.
[0017]
5, the trimmer base 35 is supported downward by a pair of locking pieces 43, 43, a pair of locking grooves 352, 352, and a pair of thin elastic pieces 353, 353 at the center. And a pair of hooks 354 and 354 which are engaged with the skin contact guide 3 described below. The pair of hooks formed on the inner wall surface of the blade frame 4 in the short direction. The locking pieces 43, 43 are inserted into the locking grooves 4b, 4b, and the other of the hooks 3a of the skin contact guide 3, one of which is inserted into the locking groove 4a on the upper side of the blade frame 4, is the other of the trimmer base 35. The trimmer blade 2 is urged upward by the skin contact guide 3.
[0018]
Here, the hooks 354 and 354 of the trimmer base 35 are engaged with the pair of ribs 3b of the skin contact guide 3 on the lower surface of the skin contact guide 3 so that the hooks 354 and 354 are prevented from falling off, and are prevented from falling down. This is performed by applying the locking pieces 47 of the blade frame 4 to the upper end wall of the locking pieces 43. As a result, the trimmer base 35 is engaged with the hooks 3a and the ribs 3b of the skin contact guide 3, thereby enabling the float in which the trimmer blade 2 and the skin contact guide 3 are integrated.
[0019]
Further, the trimmer driver 6 for reciprocatingly driving the movable blade 21 has an upper end provided with the movable blade 21 through a long hole 355 provided in the trimmer base 35 and a long hole 20 a provided in the fixed blade 20. It is engaged with the square hole 21a. On the other hand, a hole 6a substantially at the center of the trimmer driver 6 is engaged with a boss 356 provided substantially at the center of the trimmer base 35. The hooks 357 and 357 at both ends of the boss 356 of the trimmer base 35 are engaged with the trimmer driver 6 to prevent the trimmer driver 6 from coming off.
[0020]
The opposite side of the movable blade 21 of the trimmer driver 6 is slidably and vertically detachably engaged with the U-shaped rib 211 of the coupling driver 210, and the coupling driver 210 swings. Is performed, the portion engaged with the connection driver 210 of the trimmer driver 6 swings in the same direction, but the movable blade 21 is separated from the connection driver 210 with the boss 356 of the trimmer base 35 as a fulcrum. Swung in the opposite direction.
[0021]
A recess 4c is formed on one of the outer wall surfaces of the blade frame 4 to which the trimmer blade 2 is attached. The recess 4c is used to slide a lock button 7 described later in the center as shown in FIG. A long hole 4d and a pair of long holes 4e and 4f for sliding the L-shaped rib 70a and the hook 70b of the trimmer slide button 70 are provided.
[0022]
A round hole 71 is provided at the center of the trimmer slide button 70, and a circular groove 72 cut by the diameter of the round hole 71 is formed around the surface of the round hole 71 on the blade frame 4 side. A hook 70b and an L-shaped rib 70a are provided. The lock button 7 is slidably fitted in the round hole 70, and the lock button 7 is also provided with a rib 7b having the same shape as the circular groove 72 provided in the trimmer slide button 70. The movement of the lock button 7 in the rotation direction is stopped.
[0023]
The trimmer slide button 70 is connected to the locking pieces 43 of the trimmer base 35 via the blade frame 4 by hooks 70b.
Here, a gap for smoothing the float of the trimmer blade 2 is provided in a direction orthogonal to the reciprocating direction of the hook 70b connected to the locking piece 43 of the trimmer base 35 and the movable blade 21 of the locking piece 43. Provided.
[0024]
The lock button 7 slidably attached to the trimmer slide button 70 is constantly urged outward with respect to the blade frame 4 by the thin elastic piece 353 of the flat plate portion 350 of the trimmer base 35, and is provided when the trimmer blade 2 floats. 353a.
At this time, the pair of ribs 7a of the lock button 7 stops the upward movement of the trimmer slide button 70 by the rib 4g provided on the inner surface of the long hole 4d of the blade frame 4.
[0025]
When the lock button 7 is pressed, the flat plate portion 35a bends inward as shown in FIG. 12, and the pair of ribs 7a of the lock button 7 also come off from the rib 4g of the blade frame 4. At this time, the L-shaped rib 70a of the trimmer slide button 70 is engaged with the projection 353a of the flat plate portion. When the trimmer slide button 70 is slid upward, the other half of the hook 354 of the trimmer base 35 engaged with the rib 3b of the skin contact guide 3 substantially half is provided on the inner surface of the blade frame 4. As shown in FIG. 13, the hook 354 rides on 4h and the engagement of the skin contact guide 3 with the rib 3b is released, and only the trimmer blade 2 is projected without pushing the skin contact guide 3 upward. When the trimmer blade 2 is raised to the target height and the lock button 7 and the trimmer slide button 70 are no longer pressed, the rib 4g of the blade frame 4 is engaged with the rib 7a of the lock button 7, and the trimmer slide button 70 is moved downward. Stop the slide. Here, the skin contact guide 3 is prevented from sliding downward by a hook 352 a provided at the lower end of the locking groove 352 of the trimmer base 35.
[0026]
In order to lower the trimmer blade 2 so as to be in a float state integral with the skin contact guide 3, when the lock button 7 is pressed again, the rib 7a of the lock button 7 is disengaged from the rib 4g of the blade frame 4 and the trimmer slide button 70 is moved downward. When slid, the hook 70b of the trimmer slide button 70 pushes down the locking piece 43 of the trimmer base 35. At this time, the hook 354 of the trimmer base 35 can ride on the rib 4h of the blade frame 4 in the same manner as when raised, so that the skin contact guide 3 and the trimmer blade 2 can be connected without pushing down the rib 3b of the skin contact guide. it can.
[0027]
As described above, even if the trimmer blade 2 is engaged with the skin contact guide 3 by the hook 354 so that the skin contact guide 3 and the trimmer blade 2 float integrally, the trimmer blade 2 is moved relative to the skin contact guide 3. It can be easily made to protrude independently.
Thereby, at the time of finishing shaving, the irritation and skin contact by the trimmer blade 2 are not deteriorated by the integral float of the skin contact guide 3 and the trimmer blade 2, and the unevenness and inclination of the skin surface are reduced as shown in FIGS. The trimmer blade 2 and the main blade 1 follow, and the hair is easy to aim and shave even during rough shaving or edge shaving.
[0028]
Also, as shown in FIG. 17, a recess 360 is provided on the skin contact guide 3 side of the trimmer base 35 of the trimmer blade 2 to provide a gap between the trimmer blade 2 and the skin contact guide 3. Since the trimmer blade 2 enters the frame 4, no shavings are accumulated on the trimmer blade 2 and the sharpness can always be improved.
Also, as shown in FIG. 18, the contact area S2 between the skin contact guide 3 and the trimmer blade 2 (see the sheet area in FIG. 18) is larger than the contact area S1 between the skin contact guide 3 and the blade frame 4 (the hatched portion on the left side of the sheet in FIG. 18). Even if the soap is hardened by shaving the soap in a state where the trimmer blade 2 is protruded, the trimmer blade 2 is lowered so that the trimmer blade 2 is integrated with the guide 3 against the skin even when the soap is hardened. At this time, since the trimmer blade 2 and the skin contact guide 3 having a small contact area come off from the fixing first, the trimmer blade 2 alone can be lowered and integrated with the skin contact guide 3 without interlocking with the skin contact guide 3.
[0029]
In addition, as shown in FIG. 19, by making the portion of the guide 3 in contact with the skin into a comb shape, it is easy to introduce long or curly hair at the time of finishing shaving, so that the shaving can be performed quickly and shortly.
Next, FIG. 20 and FIG. 21 show an embodiment in which the skin contact guide 3 and the trimmer blade 2 are engaged with the link 50. The link 50 rotatably attached by the shaft 52 is engaged with the boss 333 of the trimmer base 35, and when the trimmer blade 2 is to be floated, the link 50 that cannot be rotated clockwise by the boss 51. The trimmer base 35 is engaged so that it can float integrally with the skin contact guide 3. When the trimmer blade 2 is to be protruded (the description of the operation of the lock button 7 and the trimmer slide button 70 is omitted), the link 50 that can rotate counterclockwise rotates as shown in FIG. , And the trimmer blade 2 is independently projected. When the trimmer blade 2 is lowered, the link 50 hits the rib 444 provided on the blade frame 4 of the skin contact guide 3 and stops the downward movement. Therefore, as shown in FIG. The trimmer blade 2 can be engaged with the skin contact guide 3 without being interlocked with the downward movement of the trimmer.
[0030]
As described above, the skin contact guide 3 and the trimmer blade 2 are engaged with the link 50 so that the trimmer blade 2 and the skin contact guide 3 can be integrally floated, and the trimmer blade 2 can be independently protruded upward.
FIGS. 22 to 25 show an embodiment in which the skin contact guide 3 moves independently and downward, and the trimmer blade 2 projects.
[0031]
In the following, this embodiment will be described in detail. First, a push-up spring 100 for urging the trimmer blade 2 upward and allowing it to float freely is provided on the trimmer base 35 with the rib 101 of the trimmer base 35 and the projection 41 of the blade frame 4. When the trimmer base 35 is mounted on the blade frame 4, the pair of locking pieces 43 of the trimmer base 35 are inserted into the locking grooves 4 b forming the locking portions 46 of the blade frame 4, and Both end hooks 3 a are inserted into two pairs of locking grooves 4 a of the blade frame 4. When the hook 3a comes into contact with the upper surface of the locking groove 4a, the upper surface of the locking groove 43 is prevented from coming off, and the upper surface of the locking piece 43 of the trimmer base 35 comes into contact with the upper surface of the locking groove 4b of the blade frame 4. It is made in.
[0032]
The skin contact guide 3 is provided with a pair of hooks 390, a pair of elastic hooks 391, and a locking piece 392 having a hole 392a in the center.
The engagement of the skin contact guide 3 with the trimmer blade 2 is such that the pair of hooks 390 of the skin contact guide 3 are attached to the locking pieces 43 of the trimmer base 35, and this prevents the guide 3 from coming off. . Further, a pair of elastic hooks 391 are engaged with the upper surface of the rib 43 a provided on the locking piece 43 of the trimmer base 35.
[0033]
With these engagements, the skin contact guide 3 and the trimmer blade 2 can be integrally floated.
Next, the independent downward movement of the skin contact guide 3 will be described. The lock button 7 and the trimmer slide button 70 are attached to the blade frame 4 to independently move the skin contact guide 3 downward. The trimmer slide button 70 is provided with a pair of hooks 70 b which are engaged with the ribs 444 of the blade frame 4. The lock button 7 is attached to a hole at the center of the trimmer slide button 70 so as not to be able to operate in the rotation direction and to be slidable in a direction perpendicular to the reciprocating direction of the movable blade 21.
[0034]
The lock button 7 has a pair of bosses 77b in the longitudinal direction of the blade frame 4 and a boss 77a lower than the boss 77b at the center in order to lower the skin contact guide 3 provided toward the inner surface of the blade frame 4. When the lock button 7 is pressed, the boss 77b pushes the locking piece 392 of the trimmer base 35 inward as shown in FIG.
The rib 392 of the trimmer base 35 that has fallen inward is engaged with the L-shaped rib 444a of the blade frame 4 and can move downward. At the same time, the boss 77a provided at the center of the lock button 7 is inserted into the hole 392a of the engaging piece 392 of the skin contact guide 3, and when the trimmer slide button 70 is lowered, the skin contact guide 3 is also independently lowered with respect to the trimmer blade 2. Go down. At this time, the elastic hook 391 of the skin contact guide 3 engaged with the upper surface of the rib 43a of the trimmer base 35 is disengaged along the center.
[0035]
As described above, even when the skin contact guide 3 is independently moved downward and the trimmer blade 2 is in the protruding state, as shown in FIG. The main blade 1 and the trimmer blade 2 can follow the skin even on unevenness and inclination of the skin, and can shave quickly and shortly because the guide 3 and the skin contact guide 3 float together.
[0036]
【The invention's effect】
In the invention of claim 1, the trimmer blade and the skin contact guide are, Independent of the main blade against the blade frameSince the trimmer blades can float freely and one of them moves in the vertical direction and the trimmer blades are projected independently, the trimmer blades are projected independently so that the shaver can be sharpened. Not only is it easy to aim and shave the hair sometimes, but also at the time of finishing shaving, the integrated float of the guide and the trimmer blade does not cause irritation or skin contact by the trimmer blade.・ Because the main blade follows the skin surface, there is no remaining shaving, and the shaving can be performed quickly and shortly.
[0037]
Also,Because the trimmer blade is projected independently from the skin contact guide,Hair can be aimed easily and shaving can be facilitated.
Claim2Even if the skin contact guide is lowered independently of the trimmer blade as in the invention, hair can be easily aimed and shaving can be facilitated.
[0038]
Claim3The invention of claim1The guide and the trimmer blade are connected by a hook in1In addition to the effects described above, the operation force of the button when the trimmer blade is independently projected can be reduced, so that the trimmer blade can be easily operated up and down.
Claim4The invention of claim1In the above, the skin contact guide and the trimmer blade are connected by a link.1In addition to the effect of the above, even if the skin contact guide and the trimmer blade are connected by a link, especially when lowering the protruded trimmer blade, the skin contact guide will not move down It can be operated up and down.
[0039]
Claim5According to the first aspect of the present invention, since a gap is provided between the skin contact guide and the trimmer blade in a state where the trimmer blade is protruded in the first aspect, in addition to the effect of the first aspect, conventionally, the space between the trimmer blade and the skin contact guide is accumulated. The shavings that have been dropped into the blade frame will be dropped, and when the trimmer blade is used for finishing shaving, the shaving will be good because there is no shavings between the trimmer blade and the skin contact guide. Is what you can do.
[0040]
Claim6The invention of claim1In the above, the contact surface between the skin contact guide and the trimmer blade is smaller than the contact surface between the blade frame and the skin contact guide.1In addition to the effect of the above, even after the soap is shaved and the soap adheres between the trimmer blade and the skin contact guide and between the skin contact guide and the blade frame, the small contact surface between the trimmer blade and the skin contact guide comes first. As a result, the skin contact guide can be reliably moved up and down without being connected to the trimmer blade.
[0041]
Claim7According to the invention of claim 1, since the skin contact guide has a comb shape in claim 1, in addition to the effect of claim 1, the introduction of the hair to the trimmer blade is improved, so that the finish can be completed faster and shorter. is there.
[Brief description of the drawings]
FIG. 1 is a perspective view showing an example of the present invention.
FIG. 2 is a plan view of the same.
FIG. 3 is a side sectional view of the upper part of the above.
FIG. 4 is a partially cutaway front view of the upper part.
FIG. 5 is an exploded perspective view of the upper part.
FIG. 6 is a partially broken perspective view illustrating an attached state of a trimmer slide button.
FIG. 7 is a perspective view showing a driver and a connection driver.
FIG. 8 is a side sectional view showing the operation of the trimmer blade.
FIG. 9 is a side sectional view showing the operation of the trimmer blade and the main blade.
FIG. 10 is a side sectional view showing the operation of a trimmer blade and a main blade.
FIG. 11 is a side sectional view showing the operation of a trimmer blade and a main blade.
FIG. 12 is a side sectional view showing the operation of a trimmer blade and a main blade.
FIG. 13 is a partially enlarged cross-sectional view showing the operation of the trimmer blade.
FIG. 14 is an explanatory diagram illustrating the operation of a trimmer blade and a main blade.
FIG. 15 is an explanatory diagram illustrating the operation of the trimmer blade and the main blade.
FIG. 16 is an explanatory diagram illustrating the operation of the trimmer blade and the main blade.
FIG. 17 is an explanatory diagram for explaining the operation of the trimmer blade.
FIG. 18 is an explanatory diagram illustrating a contact area.
FIG. 19 is a perspective view showing another embodiment.
FIG. 20 is a partially cutaway front view of the upper part.
FIGS. 21 (a), (b) and (c) are explanatory views illustrating the operation of a link.
FIG. 22 is a partially cutaway front view of the upper part.
FIG. 23 is a side sectional view showing the operation of the trimmer blade.
FIG. 24 is a partially enlarged sectional view showing the operation of the trimmer blade.
FIG. 25 is an explanatory diagram illustrating the operation of the trimmer blade and the main blade.
[Explanation of symbols]
1 main blade
2 Trimmer blade
3 Guide per skin
3a hook
4 blade frame
50 links

Claims (7)

A finishing main blade provided with a number of blade holes, a trimmer blade arranged in the vicinity of the main blade and having a blade edge directed away from the main blade, and a trimmer blade skin in a direction of the trimmer blade edge. A skin contact guide that regulates the surface pressure against the main blade, a trimmer blade, and a blade frame to which the skin contact guide is attached, and a top of the main blade, a cutting edge of the trimmer blade, and a top of the skin contact guide. In a reciprocating electric razor arranged substantially on the same straight line, the trimmer blade and the skin contact guide can be floated integrally with the blade frame independently of the main blade , and one of them is vertically movable. A reciprocating electric razor, wherein the trimmer blade is moved to be in a protruding state independently of a skin contact guide . The reciprocating electric shaver according to claim 1, wherein the skin contact guide is lowered independently of the trimmer blade . The reciprocating electric shaver according to claim 1, wherein the skin contact guide and the trimmer blade are connected by a hook . The reciprocating electric shaver according to claim 1, wherein the skin contact guide and the trimmer blade are connected by a link . 2. The reciprocating electric shaver according to claim 1, wherein a gap is provided between the skin contact guide and the trimmer blade in a state where the trimmer blade protrudes . The reciprocating electric shaver according to claim 1, wherein a contact surface between the skin contact guide and the trimmer blade is smaller than a contact surface between the blade frame and the skin contact guide . The reciprocating electric shaver according to claim 1, wherein the skin contact guide has a comb shape .

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