JPH0319079Y2 - - Google Patents

Description

[Detailed description of the invention] [Technical scope of the invention] This invention relates to a cassette tape recorder,
In particular, the present invention relates to improvements in the cassette lid attachment device.

[Technical background of the invention]

Conventionally, a cassette tape recorder has a storage section into which a tape cassette is mounted, and a cassette lid that opens upward is normally rotatably provided. As shown in FIG. 1, in a tape recorder in which the recording/playback head 11 is disposed at the lower side of the cassette storage section 12, the cassette lid 13 is mechanically rotated so that its center of rotation is connected to the tape cassette 14 to which it is attached. It is necessary to provide it at a position recessed from the front face of the cabinet 15, similar to the central part of the cabinet 15. Therefore, the cassette lid 13 is supported by a mounting part 16 formed inside the cabinet 15 from the inside of the cabinet 15 with a mounting fitting such as a screw.

[Problems with background technology]

By the way, the cassette lid 13 provided as described above has a problem in that it requires parts such as mounting brackets, which increases the number of parts and makes it expensive, and it also has poor workability because it cannot be mounted at the front of the cabinet. It had

[Purpose of invention]

This invention was devised in view of the above circumstances, and the object thereof is to provide a very good cassette lid attaching device which has a simple structure and is easy to work with.

[Summary of the idea]

That is, the cassette lid attaching device of the present invention has the following features:
A pair of support stands provided at a predetermined distance in the cassette storage part, each having a shaft insertion groove at the tip, and a predetermined support stand relatively close to the outside of the support stand narrowing the support stands. a pair of elastic support pieces, each of which is inserted from the front surface of the cassette storage portion, and has a hook-shaped portion having an inwardly convex slope at a tip portion that is higher than the tip portion of the shaft insertion groove of the support base; and are rotatably attached to the cassette storage part, and each is inserted into the shaft insertion groove of the support base along the inclination of the hook-shaped part against the elastic force of the elastic support piece, and A cassette lid having a pair of rotating shafts that are locked to a hook-shaped portion, a groove-shaped spring locking portion provided between the rotating shafts of the cassette lid, and a spring provided between the support base. a spring member whose one end is fixed to the support base, and when the cassette lid is inserted from the front side of the cassette storage section, the pivot shaft is inserted into the hook-shaped part against the elastic force of the elastic support piece. By pressing along the spring member and inserting it into the shaft insertion groove of the support base, the rotation shaft is rotatably supported, and the other end of the spring member is engaged with the spring locking portion of the cassette lid. It is configured such that it is rotated and biased in the opening direction.

[Example of idea]

Hereinafter, one embodiment of this invention will be described in detail with reference to the drawings. That is, FIG. 2 shows a cassette tape recorder 20 with a radio receiver to which this invention is applied, and a carrier handle 201 and the like are provided on the upper side thereof. Further, a dial display section 22 is disposed at the upper part of the front cabinet section 21 in the drawing, and a tuner operator 23 is provided on the right side of the dial display section 22 in a freely adjustable manner. At the lower part of the dial display section 22 in the figure, an operating section 26 is provided, which includes an operating element 24 for adjusting volume, sound quality, etc., and a switch 25 for switching tape switching, etc. A pair of sound collection sections 27, 27 are arranged in the section. Further, a tape recorder section 28 is disposed approximately at the center of the lower end of the operation section 26, and the tape recorder section 28 has a cassette storage section 2.
A cassette holder 30 is provided at 9 so as to be openable and closable. Furthermore, a pair of speakers 31, 31 are arranged on both sides of the tape recorder section 28.

Here, the cassette holder 30 is unlocked by a locking mechanism (not shown) in response to the operation of an ejector (not shown), and is brought into an open state by a soft ejecting mechanism, thereby allowing a tape cassette (not shown) to be attached or removed. . Furthermore, in the open state, the cassette holder 30 is rotated by pressing its surface in the direction of the arrow to the closed state, and is locked by the locking mechanism.

Next, the structure of the cassette storage section 29 provided in the tape recorder section 28 as shown in FIGS. 3 and 4 will be described. That is, a concave cassette storage section 29 is formed in the front surface of the cabinet 21, and a pair of reel shaft insertion holes 291 and 292 (not shown) are formed in the cassette storage section 29 approximately at the center thereof. The reel shaft is loosely inserted into the reel shaft, and a recording/playback head (not shown) is disposed below the reel shaft. Further, a pair of elastic support pieces 32 and 33 are formed on both sides of the lower side of the cassette storage section 29 so as to sandwich the recording and playback head, and inside the elastic support pieces 32 and 33 are formed. A pair of support stands 34 and 35 are formed relatively close together at a predetermined interval. The pair of support stands 34 and 35 have shaft insertion grooves 3 at their tips.
41, 351 are formed, and the pair of elastic support pieces 32, 33 have hook-shaped portions 321, 331, which are inclined inwardly at their tip portions, to form a rotation shaft 42, which will be described later.
5 and 426 are formed to have substantially the same height when inserted into the shaft insertion grooves 341 and 351.
Among these, a spring mounting portion 36 is formed at a predetermined position inside the support stand 34 on the left side in the figure.
This spring mounting portion 36 has a rod-shaped spring 3.
7 is screwed at one end with a screw 38. Further, the cassette storage portion 29 has a pair of guide portions 293 and 294 formed near both sides of the intermediate portion thereof.
A fan-shaped gear 39 of a soft eject mechanism is supported near the guide portion 294 on the right side in the figure. Therefore, a cassette holder 30 is attached to the cassette storage section 29 so as to be openable and closable.

Here, the structure of the cassette holder 30 will be described. That is, as shown in FIGS. 5(a) and 5(b), the cassette lid 40, which is molded in a substantially flat plate shape from transparent acrylic resin, has an inner part on its outer periphery corresponding to the tape cassette (not shown) to be loaded. For example, an opaque portion 41 is formed in a smoke shape so as to be invisible. Further, on the back side of the cassette lid 40, substantially U-shaped support members 42 are supported on both sides by the opaque portion 41 thereof. Here, this support member 42
has substantially U-shaped notches 421 and 422 formed on both sides thereof, facing the cassette lid 40, and both sides of the notches 421 and 422 are installed on the cassette lid 30. It is integrally formed like this. A cassette loading section 43 is formed inside the support member 42,
Cassette pressing springs 44 and 45 are attached to both sides of the cassette loading section 43. Further, the supporting member 42 has a gear 46 of a soft eject mechanism at the bottom on the right side in the figure.
9 and is rotatably supported. Furthermore, a pair of protrusions 423 and 424 are formed on both sides of the bottom of the support member 42.
23, 424, a pair of rotation shafts 425, 426 are provided on both sides of the distal end of the pair of elastic support pieces 3.
2, 33 and supports 34, 35. Among these, the protrusion 423 on the left side in the figure
A groove-shaped locking portion 427 is formed to correspond to the rod-shaped spring 37.

The cassette lid 40 also has a pair of protrusions 47 and 48 that sandwich the bottom of the support member 42.
are formed, and sliding shafts 471, 481 are formed in the protruding parts 47, 48, respectively, corresponding to the guide parts 293, 294.

In this manner, the cassette lid 40 is formed so that the notches 421 and 422 of the support member 42 are built over the opaque portion 41 formed on the outer periphery thereof.
Therefore, the support member 42 is attached to the cassette holder 3.
0 is reliably hidden from the surface.

Therefore, the cassette holder 30 is attached to the cassette storage section 29 of the cabinet 21. That is, the cassette lid 30 is
The other end of the bar spring 37 of the housing section 29 is inserted into the locking section 427, the sliding shafts 471, 472 are inserted into the guide sections 293, 294, and the gear 46 is inserted into the sector gear 39. Make them mesh. At this time, the rotating shafts 425 and 426 of the cassette holder 30 are connected to the cassette storage section 2, respectively.
9 elastic support pieces 32, 33 and support stands 34, 35
is faced with. Therefore, the cassette holder 30
By pressing the surface portion in the direction of the arrow, the rotation shafts 425, 426 are moved into the shaft insertion grooves 3 of the support stands 34, 35 due to the flexibility of the elastic support pieces 32, 33.
41, 351, the elastic support piece 3
It is latched to the hook-shaped parts 321 and 331 of No. 2 and 33, and is supported therein so as to be openable and closable.

In this manner, the cassette holder can be attached to the cassette storage portion 29 from the front surface of the cabinet 21 without using any other parts, making the attachment work extremely easy.

It should be noted that the present invention is not limited to the above-mentioned embodiment, and is equally effective for a cassette lid that does not have a cassette loading section. Therefore, it goes without saying that various modifications can be made without departing from the gist of the invention.

[Effect of idea]

As described above, according to this invention, it is possible to provide an extremely good cassette lid attaching device that has a simple structure and is easy to work with.

[Brief explanation of drawings]

FIG. 1 is a sectional view showing a conventional cassette lid attaching device, FIG. 2 is a perspective view showing a tape recorder with a radio receiver to which this invention is applied, and FIG.
FIG. 4 is a rear perspective view showing an embodiment of the cassette lid attaching device according to this invention. FIG. 4 is a rear perspective view showing the operation of FIG. 3. FIG. A perspective view showing the configuration, FIG. 5(b) is similar to FIG. 5(a).
FIG. 3 is a perspective view showing the details of the attached state. 20...Tape recorder with radio receiver, 21
...Front cabinet, 22...Dial display section, 23...Tuner operator, 24 ...Adjustment operator, 25 ...Switch, 26...Operation section, 27
...Sound collection section, 28...Tape recorder section, 29...
...Cassette storage section, 30...Cassette holder, 3
1... Speaker, 32, 33... Elastic support piece, 3
4, 35...Support stand, 36...Spring mounting portion, 37...Bar spring, 38...Screw, 3
9...Fan gear, 40...Cassette lid, 41...
Opaque part, 42...Support member, 43...Cassette loading part, 44, 45...Cassette pressing spring, 46
... Gear, 47, 48 ... Protrusion.

Claims (1)

[Scope of Claim for Utility Model Registration] A pair of support stands provided at a predetermined interval in a cassette storage part, each having a shaft insertion groove at the tip thereof, and a support stand that is sandwiched between the support stands. a pair of elastic support pieces that are provided at predetermined positions relatively close to the outside and have a hook-shaped portion having a convex inward slope at a tip portion higher than the tip portion of the shaft insertion groove of the support base; It is inserted from the front side of the cassette storage section and rotatably attached to the cassette storage section,
A pair of rotating shafts are inserted into shaft insertion grooves of the support base along the inclination of the hook-shaped portion against the elastic force of the elastic support piece, and each of the rotary shafts is engaged with the hook-shaped portion. the cassette lid; a groove-shaped spring locking portion provided between the rotating shafts of the cassette lid; and a spring member having one end locked to a spring support provided between the supports. , while the cassette lid is inserted from the front side of the cassette storage section, the rotating shaft is pressed along the hooked part against the elastic force of the elastic support piece, and inserted into the shaft insertion groove of the support base. As a result, the rotation shaft is rotatably supported, and the other end of the spring member is engaged with the spring locking portion of the cassette lid to be biased to rotate in the opening direction. A cassette lid mounting device characterized by: