JP2917452B2 - Cassette tape recorder - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cassette tape recorder which is convenient to carry and has a small number of operation parts exposed on the surface of a cabinet.

2. Description of the Related Art In recent years, as cassette tape recorders have become smaller and lighter, the need for a simpler design has been increasing. In addition, products that are resistant to impact have been desired.

Hereinafter, the conventional cassette tape recorder described above will be described with reference to the drawings.

FIG. 8 is a perspective view showing the appearance of a conventional cassette tape recorder. In FIG. 8, 1 is a cabinet,
2 is a cassette lid, and the cassette lid 2 is a cabinet 1
It is mounted on the upper part of the cassette and pivots to hold the cassette tape. 3 is a slide knob provided on the cabinet, 4 is a slide knob B, 5 is a slide knob C, 6
Denotes a slide knob D, 7 denotes a slide knob E, and 8 denotes a slide knob F. 9 is a mechanical operation button, 10 is a volume knob, 11 is a jack, and 12 is a lock release button for the cassette lid.

In the cabinet 1, a slide knob A3, a slide knob B4, a volume knob 10 and a jack 11 are arranged on the top side, and a slide knob C5, a slide knob D6,
A mechanical operation button 9 and a lock release button 12 are arranged on a surface orthogonal to the top side surface, and a slide knob E7 and a slide knob 8 are arranged on the back surface of the cabinet 1.

Although the function of each knob is omitted, a conventional tape recorder uses a tape recorder by operating any button or knob.

Problems to be Solved by the Invention However, in the above configuration, operation knobs, buttons, and the like are arranged on all surfaces of the exterior of the cabinet, and if a display is displayed on the cabinet by printing, the appearance is poor and the usability is never good. In addition, there is a problem that a simple design cannot be achieved in terms of design.

SUMMARY OF THE INVENTION In view of the above problems, the present invention provides a tape recorder which has a minimal number of operation units in the appearance of a cabinet, is simple in design, and satisfies a function equivalent to that of a conventional tape recorder.

Means for Solving the Problems In order to solve the above-mentioned conventional problems, a cassette tape recorder of the present invention comprises a cassette lid which is changed from a closed state to a half-open state by operation of an opening operation means, It has a cassette holder that holds the tape in a driven state, and an internal control knob that is covered by the cassette lid when the cassette lid is closed and is exposed in a half-open state. It can be operated by an operation knob. Further, an internal operation knob is attached to a mechanism chassis supported by the main body cabinet, and the mechanism chassis is supported by the main body cabinet via an elastic body. Further, the tape recorder of the present invention is characterized in that an internal operation knob is provided between the front end face of the mechanism chassis and the front end face of the main body mechanism in a direction parallel to the front end face.

Function The present invention provides a function in normal use of a cassette tape recorder by arranging an internal operation knob that is exposed when the cassette lid is in a half-open state in the cabinet and providing an operation knob that is normally used infrequently in the cabinet as an internal operation knob. Maintain and simplify the appearance of the cabinet.

Further, since the mechanism chassis is provided with an internal operation knob and the mechanism chassis is supported by the main body cabinet via an elastic body, even if the cabinet vibrates, the vibration is not transmitted to the mechanism chassis and the internal operation knob does not malfunction. Further, since the internal operation knob is provided between the mechanism chassis and the front end face of the main body cabinet in a direction parallel to the front end face, the space required for forming the knob can be reduced, and the cassette tape recorder can be further downsized.

Hereinafter, a cassette tape recorder according to an embodiment of the present invention will be described with reference to the drawings.

FIG. 1 is a perspective view showing the appearance of a cassette tape recorder according to an embodiment of the present invention. In FIG. 1, 13 is a cassette lid, 14 is a main body cabinet on which the cassette lid 13 is mounted on the upper part, and 15 is a lock knob provided at the front center of the main body cabinet 14. 16 is a slide knob A, 17 is a slide knob B, 18 is a volume knob,
Reference numeral 19 denotes jacks, all of which are attached to side surfaces of the main body cabinet 14. FIG. 2 is a lower perspective view of FIG. In FIG. 2, reference numeral 20 denotes a mechanism operation button provided on the back surface of the main body cabinet 14. FIG. 3 is a perspective view showing the cassette cover 13 in a half open state in FIG.
In FIG. 3, 21 is a cassette tape, 22 is a slide knob C, 23 mounted inside the main body cabinet 14.
Is a lock claw that operates integrally with the lock knob 15. FIG. 4 is a sectional view taken along line AA of FIG.

In FIG. 4, 24 is a cassette holder for holding the cassette 21, 25 is a spring piece provided integrally with the cassette holder 24, and 26 is a mechanism chassis. FIG. 5 is a perspective view showing the cassette tape recorder of this embodiment in a fully opened state of a cassette lid. In FIG. 5, 27 is a link plate provided on the side, 28 is an engaging member, and 29 is a molded chassis attached to a part of the mechanism chassis 26. FIG. 6 is a sectional view taken along line BB of FIG. In FIG.
Numeral 30 denotes a printed circuit board arranged in the lower part of the cabinet 14, 31 denotes a sub-printed circuit board mounted vertically to the printed circuit board 30, 32 denotes a switch provided on the upper end of the sub-printed circuit board 31, and 33 denotes a finger. FIG. 7 is a sectional view taken along line CC of FIG. In FIG. 7, 34 is a leaf switch, 35 is an elastic body provided between the mechanism chassis 26 and the main body cabinet 14, and 36 is a main body cabinet via the elastic body 35.
This is a stepped screw for connecting the mechanism chassis 26 with the screw 14.

The operation of the cassette tape recorder configured as described above according to one embodiment of the present invention will be described below with reference to the drawings.

In FIG. 1, the cassette lid 13 is in a closed state, and switches, such as DOLBY switching and reverse mode switching, which are less frequently used in normal use of the cassette tape recorder, are provided with a slide knob C22 as a slide knob C22.
Inside 4 When the user switches between DOLBY and reverse mode from this state, turn the lock knob 15 in the direction of the arrow.
When the cassette is slid in the OPEN direction, the engagement between the lock claw and the cassette lid 13 is released as shown in FIG. 3, and the cassette lid 13 is supported by the spring piece 25 as shown in FIG. At this point, the slide knob C22 is exposed.
The cassette tape 21 cannot be taken out yet, and the cassette tape 21 can be rotated while the cassette lid 13 is in a half-open state. Therefore, in this state, the slide knob C22 can be operated with the finger 33 as shown in FIG.

FIG. 7 is a view showing a cross section taken along the line CC of FIG. 1. The leaf switch 34 operates while the cassette tape 21 is mounted, and the cassette tape 21 can be detected. The slide knob C22 fits and slides on a molded chassis 29 fixed to the mechanism chassis 26, and engages with a switch 31 soldered to a sub-printed board 31 soldered to a printed board 30 at one end thereof to perform switching. It is possible.

As shown in FIG. 7, the mechanism chassis 26 is supported by a stepped screw 36 via an elastic body 35 in the main body cabinet 14 so that the mechanism is floating with respect to the main body cabinet 14. It has a structure to absorb. There are provided four support points of the mechanism by the elastic body 35 (two are not shown), and the whole is balanced. Next, when the rotation of the cassette tape 21 is stopped and the cassette lid 13 is pushed up, as shown in FIG.
The pivot 13 rotates about the fulcrum 37, and the cassette holder 24 fixed to the mechanism chassis 26 by the engagement member 28 interlocks to take out the cassette tape 21.

As described above, according to the present embodiment, the slide knob C22 (internal operation knob) can be operated while the cassette tape 21 is rotated when the cassette lid is changed from the closed lid state to the half-open state. Moreover, the mechanism chassis 26 is the main body cabinet
14 is supported by an elastic body 35 via a slide knob.
C22 is a molded chassis 2 fixed to the mechanism chassis 26
9 to prevent the vibration generated outside from being transmitted to the mechanism chassis 26.
Can be prevented from malfunctioning.

Further, since the slide knob C22 is hidden when the cassette lid 13 is closed, the external design of the cassette tape recorder can be simplified. In addition, slide knob C22
Is the front end face of the mechanism chassis 26 and the main body cabinet 14
The cassette tape recorder can be further miniaturized because it is provided by utilizing the space between the front end faces of the cassette tape recorder.

Effect of the Invention As described above, the cassette tape recorder of the present invention is provided with the cassette lid that is changed from the closed state to the half-open state by operating the opening operation means, and the internal operation knob that is exposed in the half-open state of the cassette lid, The internal operation knob can be operated with the cassette lid half-opened, and a simple design can be achieved in appearance since no extra knob or the like is exposed on the surface of the cassette tape recorder.

Further, the internal operation knob is provided between the front end face of the mechanism chassis and the front end face of the main body cabinet, and can be operated in a direction parallel to the front end face, so that the cassette tape recorder can be further downsized.

[Brief description of the drawings]

1 is a perspective view showing the appearance of the cassette tape recorder of the present embodiment, FIG. 2 is a lower perspective view of FIG. 1, FIG. 3 is a perspective view showing the cassette lid of FIG. FIG. 5 is a sectional view taken along line AA of FIG. 3, FIG. 5 is a perspective view showing the cassette tape recorder of this embodiment in a fully opened state, FIG. 6 is a sectional view taken along line BB of FIG. The figure shows CC in FIG.
FIG. 8 is a perspective view showing the appearance of a conventional cassette tape recorder. 13 cassette cover, 14 cabinet cabinet, 21 cassette tape, 22 slide knob C, 24 cassette holder, 26 mechanism chassis, 35 elastic body.

Claims (3)

(57) [Claims] 1. A cassette lid which is changed from a closed state to a half-open state by operation of an opening operation means, a cassette holder which holds a cassette tape in a half-open state of the cassette in a cassette tape driving state, and which is closed when the cassette lid is in a closed state. An internal operation knob which is covered by a lid and is exposed in a half-open state; and wherein the cassette tape can be operated by the internal operation knob while the cassette tape is being driven when the cassette lid is half-opened. 2. A mechanism chassis supported by a main body cabinet, a cassette lid which is changed from a closed state to a half-open state by operation of an opening operation means, and a cassette holder which holds a cassette tape in a driven state when the cassette lid is in a half-open state. And an internal operation knob that is covered by the cassette lid when the cassette lid is closed and is exposed in a half-open state.The mechanism chassis is supported by the main body cabinet via an elastic body, and the internal operation knob is A cassette tape recorder coupled to the mechanism chassis. 3. A main body cabinet having an opening operation means at a front end portion, a cassette lid connected to the main body cabinet, a mechanism chassis supported inside the main body cabinet to regulate an outer peripheral end surface of the cassette tape, An internal operation knob operable in a direction parallel to the front end surface between the front end surface of the mechanism chassis and the front end surface of the main body cabinet, wherein the internal operation knob is exposed when the cassette lid is opened. Characteristic cassette tape recorder.