JP3240767B2 - Cassette attaching / detaching mechanism of recording and / or reproducing apparatus and recording and / or reproducing apparatus - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a photographing function and a recording and / or
Or, a cassette of a recording and / or reproducing apparatus suitable for use in a so-called camera-integrated VTR having a reproducing function.
The present invention relates to a mechanism and a recording and / or reproducing apparatus.

[0002]

2. Description of the Related Art Various kinds of operation switch buttons required for a photographing operation are provided on a housing of a conventional VTR of a camera-integrated type.
Various operation switch buttons required for a recording or playback operation are provided. Of these, a cassette eject button required for recording or playback operation is also provided on the housing.

[0003]

As described above, since a large number of operation switch buttons are provided on the housing of the camera-integrated VTR, another operation switch button may be operated by mistake. There is an image that operation is difficult.

[0004] Among them, among the various operation switch buttons described above, if the cassette eject button is operated erroneously, there is a problem that the cassette is ejected during recording or reproduction and the operation is interrupted. For this reason, when the camera-integrated VTR is used outdoors, there are mechanical restrictions such as the location of the cassette eject button and the provision of a lock mechanism for the eject button in consideration of carrying.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and eliminates the need for a cassette eject button from the housing, thereby ensuring that the cassette can be inserted and removed only when the cassette needs to be attached or detached. Cassette attachment / detachment mechanism for recording and / or reproducing apparatus and recording and / or reproducing apparatus
Alternatively, an object is to obtain a playback device.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above-mentioned object, a recording and / or reproducing apparatus according to the present invention is equipped with a cassette.
Disengaging mechanism includes a body portion which is disposed a cassette compartment therein, the cassette attachment mechanism of the recording and / or reproducing apparatus having a lid portion that enables opening and closing as a fulcrum a hinge portion on the body portion, the body portion To the closed position
The lid lock mechanism and the lid lock release knob
Provided and the lid lock release knob is operated on the main unit.
The lid lock mechanism is released and the lid body is flipped open
Interlocks with the lid pop-up mechanism and the lid
On / off switch and attached to the lid
A guide arm is provided for the body to assist in opening and closing operations.
The switch is operated by opening the lid
Ejects the cassette compartment.
That's what I did .

[0007] The cassette attaching and detaching mechanism of the recording and / or reproducing apparatus according to a preferred embodiment of the present invention, the switch
Guide arm that moves with the opening and closing operation of the lid
Thus, the on / off operation is performed directly .

[0008] The cassette attaching and detaching mechanism of the recording and / or reproducing apparatus according to a preferred embodiment of the present invention, Gaidoa
Use the lock formed on the arm to open the lid
This constitutes a lock mechanism for holding .

[0009] The cassette attaching and detaching mechanism of the recording and / or reproducing apparatus according to a preferred embodiment of the present invention, either the lid portion
By removing the guide arm from the
Open to expose the inside of the recording and / or playback device
It is like that .

Further, in the cassette attaching / detaching mechanism of the recording and / or reproducing apparatus according to the preferred embodiment of the present invention , the lid portion has
The switch is operated by the closing operation, and the cassette
Added support for loading parts
It is. Furthermore, a recording and / or reproducing apparatus according to the present invention provides a recording and / or reproducing apparatus having a main body in which a cassette compartment is disposed, and a lid which can be opened and closed by using a hinge as a fulcrum. In the cassette attachment / detachment mechanism of the device , lock the lid on the main body to the closed position.
A lid lock mechanism that locks and a lid lock release knob
The cover lock by operating the lid lock release knob.
The lid mechanism is released and the lid is flipped open.
It is turned on / off in conjunction with the
Switch that is turned off and body attached to lid
A guide arm that assists the opening and closing operation of the part,
When the switch is operated by opening the lid,
Eject operation of set compartment is performed
Those were Unishi.

[0011]

According to the above construction, the cassette is taken out.
Is operated by operating the lid unlock knob.
As soon as the lock mechanism is released, the lid pop-up mechanism
The lid is flipped up and opened. After this, lift the lid
Guide arm that moves with the lid when it is opened wide
Switch activates the cassette compartment
Is moved to the eject position, and the cassette compartment
The cassette can be removed from the client.

[0012]

EXAMPLES The following will be described with reference to the drawings recording and / or example of applying cassette attachment mechanism of the reproducing apparatus and the embodiment of the recording and / or reproducing apparatus in the camera-integrated VTR according to the present invention. FIG. 1 shows a camera-integrated VTR of this embodiment.
FIG. 2 is a perspective view of the same camera-integrated VTR as viewed from the front side, FIG. 3 is a perspective view of the camera-integrated VTR with its lid open, and FIG. Bottom view of camera-integrated VTR, Fig. 5 is camera-integrated VTR
6 is a plan view of the cassette eject mechanism taken along the line AA in FIG. 3 showing the cassette eject mechanism.

In each of the drawings, reference numeral 1 denotes the entire camera-integrated VTR. First, the main components of the camera-integrated VTR 1 will be described. The casing that forms the casing of the camera-integrated VTR 1 is composed of a main body 2 and a lid 3, and one side of the lid 3 is a main body. The hinge 2 supports the hinge 4 (see FIG. 4) and can be opened and closed freely. And the lid 3
The pawls 5, 5 provided at the open end of the other side are locked in the engagement holes 6, 6 formed at the end of the main body 2 to be in a closed state, and the lock is released by sliding the lid unlocking knob 7. It is released and becomes openable.

A pair of upper and lower guide arms 8, 9 having an arc shape centered on the hinge 4 is provided on the cover 3 which can be opened and closed with the hinge 4 as a fulcrum.
It is fixed by. The guide arms 8 and 9 are engaged with guide pins 10 (shown only in FIG. 6) provided on the main body 2 side in guide grooves 8a and 9a formed along the respective shapes. 3 opening and closing operations.

On the other hand, in FIG. 2, reference numeral 11 denotes a lens window of a camera unit provided on the upper front surface of the main unit 2, reference numeral 12 denotes a sound collecting unit provided near the lens window 11, and reference numeral 13 denotes one of the main units 2. A shooting mode start / stop button provided on the side upper surface, a switching lever 14 for switching between a wide-angle (wide) mode and a telephoto (tele) mode provided near the start / stop button 13, and a camera mode and video 15. This is an operation knob for switching to the mode. In FIG. 1, reference numeral 16 denotes a view finder provided on the upper rear surface of the main body 2.

A battery housing 17 is provided on one side of the front surface of the main body 2. Battery compartment 17
Is an accommodation recess (not shown) formed in the main body 2 and a main body 2
And a lid 19 which can be opened and closed by a hinge 18. The lid 19 can be opened by sliding operation of a lock release knob 20.

Further, a liquid crystal display section 21 capable of displaying a captured image on a monitor is provided on the rear surface of the lid section 3. The liquid crystal display unit 21 is held by a frame 22, and a foldable openable hood 2 is mounted on the frame 22.
3 are provided. Therefore, the liquid crystal display unit 21 can be seen by setting the hood 23 to the unfolded state as shown in FIG.

The upper end of the frame 22 is rotatably supported on the lid 3 by a hinge 24, and the angle of the frame 22 can be changed by an auxiliary arm 25. For this reason, the photographer can take a video while watching the liquid crystal display unit 21 with the liquid crystal display unit 21 set at a desired angle by rotating and adjusting the frame 22.

As shown in FIG. 4, a support plate 26 for electrically connecting the camera-integrated VTR 1 to a station (not shown) is provided on the bottom surface of the main body 2. The support plate 26 has a shutter 26a which can be opened and closed.
The terminal row 26b is arranged inside the shutter 26a. The station means that the information recorded by the camera-integrated VTR 1 is recorded and reproduced on a TV,
This is a connection device for dubbing to a TR.

In the above-mentioned main body 2, a cassette compartment (hereinafter, referred to as a cassette) of a recording or reproducing apparatus is provided.
27 are accommodated. Since the detailed configuration of the cassette 27 is not a main part of the present invention, the description is omitted here. However, the above-mentioned cover 3 also serves as the cassette cover of the cassette 27. The ejecting operation of the cassette 27 for attaching and detaching the cassette is performed by a linear skate method.

Next, a cassette eject mechanism of the cassette 27 which is a main part of the present invention will be described with reference to FIG. 6 and the operation state diagram of FIG. As described above, of the guide arms 8 and 9 for assisting the opening and closing operation of the lid 3, an operation piece 28 is formed to protrude from the distal end of the lower guide arm 9, and the main body corresponds to the operation piece 28. An eject switch 30 is disposed on a substrate 29 provided on the second side. The ejection switch 30 is electrically connected to a motor (not shown) for ejecting the cassette 27 described above.

The guide arm 9 has an inclined step-shaped lock portion 31 on the side opposite to the side on which the operation piece 28 is provided. The lock portion 31 corresponds to the spring member 32 supported on the substrate 29 and forms a lock mechanism.

That is, in the cassette eject mechanism of the present invention, when the lid 3 is opened, the operation piece 28 of the guide arm 9 that moves with this operation is moved by the eject switch 30.
Is pressed to operate the switch 30 for switching operation. As a result, a motor for ejecting the cassette 27 is driven, and the cassette 27 performs a linear skating operation to allow the cassette to be attached and detached.

As described above, the eject switch 30 is operated in conjunction with the opening operation of the lid 3 to perform the eject operation of the cassette connector 27, and at the same time, the lock portion 31 of the guide arm 9 engages with the spring member 32, The lid 3 is locked with the lid 3 opened to the maximum. Therefore, the lid 3 is maintained in the maximum open state, and the lid 3 in the open state is not closed unnecessarily unless a large closing force is applied.

The cover 3 is applied with a force in the closing direction so that the lock 31 of the guide arm 9 is
At the same time as the lock state is released by overcoming the step 2, the operation piece 28 of the guide arm 9 is separated from the protruding piece 30a of the eject switch 30, the eject switch 30 is turned off, and in conjunction with this, the cassette control 27 moves to the loading position. I do. Thereafter, the claw portions 5, 5 provided on the open end of the lid portion 3 are locked in the engagement holes 6, 6 formed on the main body portion 2 side, and the lid portion 3 is closed.

On the other hand, the lid 3 is provided with a lid pop-up mechanism separately from the cassette eject mechanism. As shown in FIG. 8, this lid pop-up mechanism
And a pop-up member 35 held in the protruding direction by a spring member 34.

That is, in the closed state of the lid 3, the pop-up member 35 is pressed against the end of the main body 2 against the spring force of the spring member 34, and the lid lock release knob 7 is operated to operate the lid 3. When the locked state of 3 is released, the lid 3 can be caused to perform a pop-up operation by the spring member 34 urged by the pop-up member 35.

Further, as another operation of the lid pop-up mechanism, when the lid 3 is not securely locked in the closing operation of the lid 3, the lid 3 is brought into a pop-up state by the pop-up member 35, and the lid 3 is opened. It can be confirmed that is not completely closed.

By removing the screws 3a, 3a to which the guide frames 8, 9 are fixed, the cover 3 can be largely opened with the hinge 4 as a fulcrum as shown in FIG. Therefore, cleaning and repair of a drum head 27a (not shown), which is a main part of the cassette 27, and replacement work due to wear of the head drum 27a,
Alternatively, there is an effect that repair or inspection such as cleaning of the tape guide system 27b of the tape path mechanism or operation for adjusting the tape path can be easily performed without disassembling the main body 2 and the lid 3.

As described above, in the cassette eject mechanism according to the present invention, the eject switch 30 is operated in conjunction with the opening operation of the lid 3, and the eject operation of the cassette 27 is performed. It is not necessary to provide an eject button on the front surface, and as a result, it is possible to reliably prevent the cassette from being erroneously ejected during operation of the camera-integrated VTR.

Further, since the lid 3 is locked in the maximum open state, the lid 3 is not closed without being closed unless the lid 3 is closed with a large force. Can be easily and reliably performed.

Further, since the lid 3 is provided with the lid pop-up mechanism, the lid 3 is in a pop-up state unless the lid 3 is completely closed, so that use of the lid 3 with the lid 3 open is avoided. it can.

Further, since the lid 3 can be largely opened with the hinge 4 as a fulcrum, repair and inspection such as cleaning of the drum head and replacement work due to wear of the head drum, and cleaning of the tape guide system of the tape path mechanism are performed. Alternatively, repairs and inspections such as tape path adjustment work can be easily performed without disassembling the main body 2 and the cover 3, and as a result, the number of man-hours for repairing the mechanical deck can be significantly reduced.

The present invention is not limited to the embodiment described above and shown in the drawings, and various modifications can be made without departing from the scope of the invention.

In the embodiment, the case where the lid pop-up mechanism is provided on the side of the lid portion 3 has been described.

The cassette eject mechanism according to the present invention has been described in the embodiment as an example applied to a camera-integrated VTR. However, the cassette eject mechanism can be widely used in a recording / reproducing apparatus.

[0037]

As described above, according to the present invention, the lid
Lid lock mechanism by operating lock release knob
Is released and at the same time the lid
Is flipped up and opened, and linked with the opening operation of the lid
Switch to move the cassette compartment
To the cassette position and remove the cassette from the cassette compartment.
Since the set can be taken out, there is no need to attach a cassette eject button to the surface of the housing. As a result, the cassette may be ejected accidentally during operation of a camera-integrated VTR or the like. It can be surely eliminated.

There is also an effect that the usability of the apparatus can be improved by reducing the number of cassette eject buttons.

[Brief description of the drawings]

FIG. 1 is a perspective view of a camera-integrated VTR of the present example as viewed from a rear surface.

FIG. 2 is a perspective view of the camera-integrated VTR of the present example as viewed from the front.

FIG. 3 is a perspective view of the camera-integrated VTR of the present example in a state where a lid is opened.

FIG. 4 is a bottom view of the camera-integrated VTR of the present embodiment.

FIG. 5 is a side view of the camera-integrated VTR of the present example.

FIG. 6 is a plan view of the cassette eject mechanism.

FIG. 7 is an operation state diagram of the cassette eject mechanism.

FIG. 8 is a front view of a lid pop-up mechanism.

FIG. 9 is a perspective view of the camera-integrated VTR in a state in which a cover is unfolded.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Camera-integrated VTR 2 Main body part 3 Lid part 3a Screw 4 Hinge part 5 Claw part 6 Engagement hole 7 Lid lock release knob 8, 9 Guide arm 27 Case control 28 Operation piece 30 Eject switch 31 Lock part 32 Spring member 33 Frame 34 Spring member 35 Pop-up member

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-2-289960 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) G11B 15/675

Claims (10)

(57) [Claims] And 1. A main body which is disposed a cassette compartment therein, the cassette attachment mechanism of the recording and / or reproducing apparatus having a lid portion that enables opening and closing as a fulcrum a hinge portion on the body portion, the A lid lock that locks the lid in the closed position on the main body
A lock mechanism and a lid unlocking knob.
Operate the lid lock release knob on the main unit to open the lid lock.
The lock mechanism is released and the lid opens in a flip-up manner
Open / close operation in conjunction with the lid pop-up mechanism and the opening / closing operation of the lid body
A switch , attached to the lid , and the lid with respect to the main body.
A guide arm for assisting opening and closing of the body, wherein the switch is operated by opening the lid.
Eject operation of the above cassette compartment
Of the recording and / or reproducing apparatus characterized in that
Cassette attachment / detachment mechanism. 2. The switch for opening and closing the cover body.
Is directly turned on / off by the guide arm that moves with
2. The cassette attaching / detaching mechanism of the recording and / or reproducing apparatus according to claim 1, wherein the cassette is detached. 3. A locking portion formed on the guide arm.
A lock mechanism that holds the lid
2. The cassette attaching / detaching mechanism of a recording and / or reproducing apparatus according to claim 1, wherein the cassette attaching / detaching mechanism is constituted . 4. The guide arm is detached from the lid.
By removing the cover, the lid is opened greatly, and recording and / or
2. A cassette for a recording and / or reproducing apparatus according to claim 1 , wherein the inside of the reproducing apparatus is exposed.
G detachable mechanism. 5. When the lid is closed, the lid is closed.
The switch is activated to lock the cassette compartment.
2. The cassette attaching / detaching mechanism of a recording and / or reproducing apparatus according to claim 1, wherein a loading operation can be performed . 6. A main body which is disposed a cassette compartment therein, a recording and / or reproducing apparatus having a lid portion that enables opening and closing as a fulcrum a hinge portion on the body portion, above the body portion Lid lock that locks the lid to the closed position
A lock mechanism and a lid unlocking knob.
Operate the lid lock release knob on the main unit to open the lid lock.
The lock mechanism is released and the lid opens in a flip-up manner
Open / close operation in conjunction with the lid pop-up mechanism and the opening / closing operation of the lid body
A switch and the lid attached to the lid,
A guide arm for assisting opening and closing of the body, wherein the switch is operated by opening the lid.
Eject operation of the above cassette compartment
Recording and / or reproducing apparatus, characterized in that is carried out. 7. The switch for opening and closing the lid.
Is directly turned on / off by the guide arm that moves with
7. The recording and / or reproducing apparatus according to claim 6, wherein the recording and / or reproducing apparatus is turned off . 8. A lock formed on the guide arm.
A lock mechanism that holds the lid
Recording and / or reproducing apparatus according to claim 6, wherein the constituting. 9. The guide arm is detached from the lid.
By removing the cover, the lid is opened greatly, and recording and / or
7. The recording and / or reproducing apparatus according to claim 6 , wherein the inside of the reproducing apparatus is exposed . 10. When the lid is closed, the upper part is closed.
Switch is activated and the cassette compartment
7. The recording and / or reproducing apparatus according to claim 6, wherein a loading operation can be performed.