JP2939113B2 - Cassette tape player - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cassette tape player for reproducing a tape cassette.

[0002]

2. Description of the Related Art Some cassette tape players constitute a holder for accommodating a tape cassette by a cover device which can be opened and closed with respect to the main body of the tape player. For example, Japanese Patent Publication No. 63-31244 discloses this type of cassette tape player. A cassette tape player is shown. This will be described as a conventional example with reference to FIGS. 6 and 7. FIG. FIG. 6 is a perspective view showing an open state of a conventional cassette tape player, and FIG. 7 is a partially cutaway side view thereof.

In this conventional cassette tape player, a lid 61 is openable and closable about a shaft 63a of a support 63 provided upright on a tape player main body 62, and a holder 65 for accommodating a tape cassette 64 has a lid. It is arranged substantially along the body 61. A head section 6 having a head 66a for reproduction or the like installed on the base side of the holder section 65.
The head unit 66 and the holder unit 65 are configured to rotate integrally with the lid 61. In addition, 67 is a capstan standing upright on the tape player main body 62.

In this cassette tape player, the storage of the tape cassette 64 is performed as shown in FIGS.
This is performed by opening the lid 61 to a position where the tape cassette 64 does not abut the capstan 67, inserting the tape cassette 64 deep into the holder 65, and then closing the lid 61. Further, when removing the tape cassette 64, the lid 61 is widely opened from the closed position to the position shown in FIG. 7, and the tape cassette 64 is grasped by hand and pulled out from the holder portion 65.

Incidentally, since this type of cassette tape player has a structure in which the tape cassette 64 is inserted toward the head portion 66 provided on the lid 61 side, the tape cassette 64 stored on the tape player main body 62 is This eliminates the need for a stroke for moving the head 66a back and forth, and thus has the advantage of achieving downsizing. In this type of cassette tape player, the tip 61a of the lid 61 serves as an end face of the tape player for the purpose of miniaturization, and the strength of the lid 61 is improved. The tip 61a is the tape player main body 62.
It is curved to the side.

Here, the tape cassette 64 is slightly opened with respect to the lid 61 when the lid 61 is opened by a leaf spring 65a provided integrally with the holder portion 65, and the edge of the tape cassette 64 is The tip 61a of the lid 61 is inclined toward the tape player main body 62 side.
In this state, the tape cassette can be taken out and mounted.

[0007]

However, in the above-mentioned conventional cassette tape player, the tape cassette 64
When the lid 61 is opened to take out and insert
Since there is a slight gap between the lid 61 and the curved front end portion 61a of the lid 61 and the edge of the tape cassette 64, and it covers almost completely one side of the tape cassette 64, the tape cassette 64 It is necessary to pinch both sides with a small area to remove or insert the tape cassette 64, and there is a problem that it is difficult to remove or insert the tape cassette 64.

SUMMARY OF THE INVENTION The present invention solves the above-described problem. In a lid device having a lid that can be opened and closed with respect to a tape player main body and that rotates with a holder for accommodating a tape cassette, the tape cassette is taken out. It is another object of the present invention to provide a cassette tape player that can easily perform insertion.

[0009]

According to a first aspect of the present invention, there is provided a cassette tape player, comprising: a tape player main body; a head mounting portion provided rotatably about a first axis with respect to the tape player main body; A holder section that rotates together with the head installation section and accommodates the tape cassette, a lid body rotatably provided about the second axis with respect to the head installation section and serving as a lid for the tape player body, and a tape player A link mechanism is provided for regulating the positions of the main body, the head installation section, and the lid. The link mechanism has a first arm rotatably supported at one end about a third axis with respect to the tape player main body, and has one end rotatably supported about the second axis and fixed to the lid. A second arm, a third arm rotatably supported at one end to the other end of the first arm and rotatably connected at the other end to the other end of the second arm, 2
A fourth arm rotatably supported about the axis of the third arm and the other end rotatably engaged with the center of the third arm. The other end of the second arm and the third arm Is connected by a shaft to a long shaft hole that is long in the separating direction.

According to a second aspect of the present invention, there is provided the cassette tape player according to the first aspect.
A guide portion for guiding the tape cassette to the holder portion when the tape cassette is inserted is provided on the third arm, and the guide portion is arranged so as to be parallel to the flat portion of the tape cassette when the lid is closed. I do.

[0011]

According to the structure of the first aspect, the other end of the second arm and the other end of the third arm are rotatably connected to each other, and are connected to the long shaft hole long in the separating direction by the shaft. When the lid is opened, the angle between the tape cassette removal direction (insertion direction) of the holder attached to the head installation portion and the lid fixed to the second arm is widened. Therefore, the distance between the tip portion on the tape cassette take-out side and the lid is greatly increased, and the tape cassette can be easily taken out. Further, even when the tape cassette is inserted, the lid is opened to be larger than the holder with respect to the tape player main body, so that the insertion becomes easy.

Further, according to the second aspect of the present invention, since the guide portion is provided on the third arm, when the tape cassette is inserted, the tape cassette is guided to the holder portion along the guide portion, and Insertion becomes easier.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing an open state of a cassette tape player according to an embodiment of the present invention, FIG. 2 is a partially cutaway side view showing an open state of the cassette tape player, and FIG. 3 is an open state of the cassette tape player. FIG. 4 is a partially cutaway side view showing a closed state of the cassette tape player, and FIG. 5 is a perspective view showing a closed state of the cassette tape player. In the figure, 1 is a lid, 2 is a tape player main body, 3 is a support part fixed to the tape player main body 2 and supports a head installation part 6, 4 is a tape cassette, 5 is a holder part for accommodating the tape cassette 4, 6 Is a head installation part on which a head for a pinch roller, a reproducing head, etc. is installed, 7 is a capstan, 8 is a first arm, 9 is a second arm, 10 is a third arm, 11 is a fourth arm,
2 is a screw, 13 is a rotation stopper of the first arm 8, 1
4 is a projection of a spring provided on the first arm 8 for holding the cassette tape player in the open state, 15 is its arm,
Reference numeral 16 denotes a hole provided in the third arm 10 facing the projection 14 of the spring. Reference numeral 17 denotes a third arm 10 for removing the projection 14 of the spring when the cassette tape player is in the closed state.
Are provided in the holes.

The head mounting section 6 includes the tape player main body 2
The support portion 3 is rotatably supported by a support shaft portion (first shaft) 3 a of the support portion 3 fixed to the head portion 3.
And rotates together with the head installation unit 6. The lid 1 is provided with a support shaft (second shaft) 6 of the head installation unit 6.
a and can be opened and closed with respect to the tape player main body 2.

One end 8a of the first arm 8 is rotatably supported by a support shaft (third shaft) 2a of the tape player main body 2, and the other end supports a third arm 10 at the other end. Part 8b
Is provided. The second arm 9 is fastened to the lid 1 with two screws 12, one end 9 a of which is rotatably supported by the support shaft 6 a of the head installation unit 6, and the other end near the other end is pivotally movable. A slide groove (long-axis hole) 9b composed of a long slot is provided.

One end 10a of the third arm 10 is rotatably supported by a support shaft 8b provided at the other end of the first arm 8, and the other end thereof is fitted in a slide groove 9b of the second arm 9. A sliding portion (shaft) 10b that slidably engages is provided. One end 11a of the fourth arm 11 has a shaft portion 6 of the head installation portion 6.
The other end is provided with a support shaft 11b rotatably supported at the other end and rotatably supporting the central portion of the third arm 10.

In the cassette tape player thus configured, as shown in FIGS. 4 and 5, when the lid 1 is in the closed state, the sliding portion 10b of the third arm 10 is connected to the second arm. The tape cassette 4 and the lid 1 are substantially parallel to each other, and are located on the side of the lid 9 of the slide groove 9b. When the lid 1 is opened from this state, the second arm 9 rotates together with the lid 1, and the sliding portion 10b of the third arm 10 moves along the slide groove 9b of the second arm 9 along the slide groove 9b. Of the tape cassette 4 and the second arm 9
Are in an angled state as shown in FIGS. That is, since the second arm 9 and the third arm 10 are connected by the slide groove 9b and the sliding portion 10b, the take-out direction of the tape cassette 4 from the holder portion 5 attached to the head installation portion 6 ( The angle between the insertion direction) and the lid 1 fixed to the second arm 9 increases. Therefore, the distance between the leading end of the tape cassette 4 on the take-out side and the lid 1 is greatly increased, and the tape cassette 4
It becomes easy to take out. Further, even when the tape cassette 4 is inserted, the cover 1
Is more widely opened than the holder 5, so that the insertion becomes easier.

Further, according to this embodiment, the third arm 10 is provided with the flat guide portion 10c for guiding the tape cassette 4 to the holder portion 5. Therefore, when the tape cassette 4 is inserted, as shown in FIG. 3, the tape cassette 4 is guided to the holder 5 along the guide 10c,
The insertion of the tape cassette 4 is further facilitated. When the lid 1 is closed, the guide portion 10c is connected to the tape cassette 4
In parallel with and abut on the flat surface portion 4a.

In the above embodiment, a slide groove 9b formed of a long hole is provided near the other end of the second arm 9, and the slide groove 9b of the second arm 9 slides on the other end of the third arm 10. Although the sliding portion 10b which movably engages is provided,
The other end of the arm 10 is provided with a slide groove formed of a long hole,
The other end of the second arm 9 may be rotatably and slidably connected to the slide groove.

In the above embodiment, the first to fourth arms 8 to 11 are connected to the lid 1 and the tape player main body 2.
, But may be provided on one of the sides. However, the strength is higher when provided on both sides.

[0021]

According to the first aspect of the present invention, the other end of the second arm and the other end of the third arm are connected to each other.
When the lid is opened, the tape cassette is taken out of the holder attached to the head installation portion (in the insertion direction) by being rotatably connected and connected by a shaft to a long shaft hole that is long in the separating direction. And the angle between the lid and the lid fixed to the second arm is widened. Therefore, the distance between the tip portion on the tape cassette take-out side and the lid is greatly increased, and the tape cassette can be easily taken out. Further, even when the tape cassette is inserted, the lid is opened to be larger than the holder with respect to the tape player main body, so that the insertion becomes easy.

Furthermore, in the cassette tape player according to the present invention, the guide portion is provided on the third arm, so that when the tape cassette is inserted, the tape cassette is guided to the holder portion along the guide portion, and Insertion becomes easier.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a cassette tape player according to an embodiment of the present invention in an open state.

FIG. 2 is a partially cutaway side view showing a state where the lid of the cassette tape player is opened.

FIG. 3 is a side sectional view showing the cassette tape player in an open state;

FIG. 4 is a partially cutaway side view showing a closed state of the cassette tape player.

FIG. 5 is a perspective view showing a closed state of the cassette tape player.

FIG. 6 is a perspective view showing a conventional cassette tape player in an open state.

FIG. 7 is a partially cutaway side view showing a state in which a lid of a conventional cassette tape player is opened.

[Explanation of symbols]

 Reference Signs List 1 lid 2 tape player main body 2a spindle (third axis) 3a spindle (first axis) 4 tape cassette 5 holder 6 head mounting section 6a spindle (second axis) 8 first Arm 9 second arm 9b slide groove (long axis hole) 10 third arm 10b sliding part (shaft) 10c guide part 11 fourth arm

Continuation of the front page (58) Field surveyed (Int.Cl. ⁶ , DB name) G11B 15/675 101 G11B 33/02 502

Claims (2)

(57) [Claims] 1. A tape player main body, a head mounting portion provided rotatably about a first axis with respect to the tape player main body, and a holder portion which rotates together with the head mounting portion and stores a tape cassette. A lid body rotatably provided around the second axis with respect to the head installation portion, the lid body serving as a lid for the tape player main body, the tape player main body, the head installation portion, and the lid body; A first arm having one end rotatably supported on the tape player main body around a third axis, and a second arm having one end connected to the second arm. A second arm rotatably supported on an axis and fixed to the lid; one end rotatably supported by the other end of the first arm and the other end being the second arm;
A third arm rotatably connected to the other end of the arm;
A fourth arm having one end rotatably supported about the second axis and the other end rotatably engaged with a central portion of the third arm; A cassette tape player, wherein the other end and the other end of the third arm are connected to a long shaft hole that is long in a separating direction by a shaft. 2. A guide portion for guiding the tape cassette to a holder portion when the tape cassette is inserted is provided on a third arm, and the guide portion is parallel to the flat portion of the tape cassette when the lid is closed. 2. The cassette tape player according to claim 1, wherein the cassette tape player is arranged as follows.