JPS59132454A - Tape recorder - Google Patents

Abstract

PURPOSE:To use a tape running device disconnected from a device main body with small in size and light in weight by providing freely detachably and attachably the tape running device to the device main body, and providing a carrying means loading/unloading a cassette tape to the running device mounted on the main body to the main body. CONSTITUTION:The tape running device 3 is inserted to an inserting section 1b of the device main body 1 and mounted. When the device 3 is mounted, a connecting section 68 is connected to a connecting section 54 and a power is applied to the tape running device 3. When an ejection switch 63 is operated in a state that the tape running device is mounted on the device main body 1, and the connecting section 54 connected to the connection section 68, and the 3rd detecting switch 66 is in detecting state, then a motor 40 is operated by a cassette carrying control section 62. When the 1st detecting switch 52 is in the detecting state and the said ejection switch 63 is operated, a relaase plunger 59 is operated by the said plunger control section 69.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a tape recorder in which a tape running device for running a magnetic tape in a cassette tape is detachably attached to the main body of the device.

Conventional configuration and its problems In recent years, tape recorders have tended to be used for multiple purposes.

For example, when using the device indoors, etc., a tape running device that runs the magnetic tape of the cassette tape is attached to the main body of the device in order to listen to high-capacity audio through speakers, etc., and when using it outdoors, etc., it is used as a portable device. A method is used in which the tape running device is detached from the main body of the device and the audio is listened to through headphones or the like.

In addition, car stereos and the like tend to be used for multiple purposes, such as by integrating the car stereo main body, car stereo system, and stem, and installing it inside the car and using it inside the car, or removing it from the car and using it outside and inside the car.

On the other hand, in tape recorders, the parts that generally require repair service after long-term use are the magnetic head, belt,
Most of them are tape running system parts such as motors. Therefore, it is required to improve the workability of the repair service.

First, in conventional tape recorders, when the tape running device is attached to and detached from the main body of the device, a cassette mounting means such as a cassette holder is provided integrally with the tape running device.

Therefore, when used as a portable device, there were problems such as the size and weight of the device.

In particular, in order to improve the operability of mounting the cassette, the cassette mounting means reciprocates between a first position where the cassette tape is mounted and removed and a second position where the cassette tape is mounted on the tape running device. A tape recorder equipped with a cassette transfer means, generally called a slot-in type, which automatically transfers a cassette tape to a second position when the cassette tape is inserted from the cassette insertion slot in the second position, has a complicated structure. This was noticeable due to the large number of parts.

In addition, when using the car stereo main body and car stereo system etc. by removing it from the car, the main body of the device must be removed and used, so it is too large to be used as a portable device.
Moreover, it was very inconvenient because it was heavy.

Purpose of the Invention The present invention solves the above-mentioned conventional problems, and provides a tape recorder in which the tape running device detached from the main body of the device is small in size and can be used without causing minor damage, as well as being easy to operate and reliable without causing erroneous operation. To provide a tape recorder that can be operated easily.

Structure of the Invention The present invention has a tape running device that runs a magnetic tape of a cassette tape that can be attached to and detached from an apparatus main body, and a cassette transfer means that attaches and detaches a cassette tape to and from the tape running device that is attached to the main body of the device. This is a tape recorder installed in the main body of the device, in which a cassette transfer means is reciprocally movable between a first position for attaching and detaching a cassette tape and a second position for attaching a cassette tape to a tape running device, and a cassette is attached to the tape running device. A detection means for detecting that a tape is mounted and a detection means for detecting that the cassette transfer means is in the first position are provided, further comprising a discharge means for ejecting the tape traveling device from the apparatus main body, the cassette transfer means and An operating means for operating the ejecting means is provided, and the operating means is configured to operate the rain transport means or the ejecting means depending on the detection state of the rain detecting means.

Example An embodiment of the present invention will be described below with reference to the drawings.

In FIGS. 1 and 2, reference numeral 1 denotes a main body of the apparatus, which has a first insertion part 1a into which a cassette tape is inserted and a second insertion part 1b into which a tape running device 3 is inserted on the front surface. There is.

The tape running device 3 is the first tape running device 3. second reel stand 4.6,
Capstan 6, pinch roller 7, magnetic head 8, playback switch 9, stop switch 10° fast forward switch 11,
It has a rewind switch 12, a volume volume 13, a sound quality volume 14, etc., and plays a magnetic tape (not shown) of a cassette tape loaded in the cassette storage section 3a.
Fast forward.

It is configured to perform tape running operations such as rewinding. Note that these tape running operations use well-known methods and will not be described in detail here.

3 to 7 show a cassette mounting means for a tape recorder according to an embodiment of the present invention.

Reference numeral 16 indicates a first support plate, and reference numeral 16 indicates a second support plate, both of which are formed in a cross-shaped shape and are attached to the device main body 1.

17 is a cassette transfer plate, which is connected to the first cassette by shafts 18 and 19;
A long hole 1 formed in an L-shaped side 15a of the support plate 15 of
6b, and is slidable on the tip portion 17a of the bent portion 17b of the L-shaped surface i6 of the second support plate 16. A is sandwiched between the two parts with a gap between them.

20 is a cassette i-lock, and the above cassette transfer plate 17K
It is provided via a trFj spring 21 and is adapted to be engaged with the reel stand insertion holes 2a and 2b of the cassette tape 2.

22(d) A third support plate, which is attached to one L-shaped surface 16aK of the second support plate 16.

Reference numeral 23 denotes a cassette transfer arm, which is rotatably provided on the shaft 24 of the third support plate 22, and the shaft 25 at one end 23a is slidably engaged with the keyhole-shaped elongated hole 17c of the cassette transfer plate 17. and is urged counterclockwise by the spring 26.

A first relay plate 27 is provided on the axis (not shown) of the third support plate 22 so as to be slidable in the directions of arrows A and B. The other end 23 of the cassette transfer arm 23 is shown at a.
The shaft 28 of b is engaged.

29 is a second relay plate, which is movably provided on the shafts 30, 31 of the L-shaped other surface 16b of the second support plate 16;
It is biased in the direction of arrow A by a spring 32.

Reference numeral 23 denotes a first cam, which is rotatably provided on the shaft 34 of the L-shaped other surface 16b of the second support plate 16.
a is brought into contact with the shaft 36 of the second relay plate 29.

A second cam 36 is rotatably provided on the shaft 34 concentrically with the first cam 33, and the cam surface 36a abuts the shaft 37 of the bent portion 27b of the first relay plate 27. It has a spur gear 36b.

Above 1. The second cams 33, 36 are connected by connecting means (not shown) so that they can rotate together.

38 is a first relay pulley, which is connected to L of the second support plate 16.
It is rotatably provided on a shaft 39 on one side 16a of the letter shape, and the counterclockwise rotation of a motor 40 is transmitted via a belt 41, and the motor 40 is rotated counterclockwise as shown in FIG. It also has a spur gear 38a.

42 is a second relay pulley, which is connected to L of the second support plate 16.
The spur gear 42a is rotatably provided on the shaft 43 of the letter-shaped one surface 16a, and is meshed with the spur gear 38a of the first relay pulley 38, and has a worm gear 42b.

44 is a third relay goose, which is connected to L of the second support plate 16.
The worm wheel 44a is rotatably provided on the shaft 45 of the other surface 16b of the letter shape, and the worm wheel 44a is meshed with the worm gear 42b of the second relay wheel 42, and the spur gear 44b is the spur gear of the second cam 36. 36b. Therefore, when the motor 4o is rotated counterclockwise in FIG. 3, the first relay pulley 38 is also rotated in the counterclockwise direction, and the second relay pulley 42
is rotated clockwise, and further the third relay pulley 4
4 is rotated counterclockwise in FIG.
The second cams 33, 36 are adapted to be rotated in different directions.

46 (is a holder holding plate formed in a U-shape, and shafts 47 and 48 provided integrally therewith are respectively connected to the L-shaped other surface 16c of the first support plate 16 and the second support plate 1
The shaft 49 of the leg portion 46a on the second support plate 16 side is engaged with the cam hole 29a of the second relay plate 29, and the spring 50 Therefore, in FIG. 7, the force is shifted in the special training direction K (=j).

Reference numeral 51 denotes a cassette holder which movably holds the cassette tape 2 and also has an interstage portion 51a.

51b1 bent portions 61C and 51d are the holder holding plate 4
6 U-shaped tip portions 46b, 46C and the tip portion 46
The guide holes 46d and 46e formed in the guide holes 46d and 460 are engaged with each other.

52 is a first detection switch, which is connected to the cassette transfer plate 17;
Nosuke 18 allows it to be operated in the state shown in FIG.

Reference numeral 63 denotes a second detection switch, which is operated by the protrusion 29b of the second relay plate 29 in the state shown in FIG.

When the tape running device 3 is attached to the main body 1VC as shown in FIG. 2, the cassette holder 51 is placed in the cassette storage portion 3a of the tape running device 3 as shown in FIGS. 8 to 10. It is positioned together with the cassette tape 2.

Reference numeral 64 denotes a connecting portion provided in the apparatus main body 1, which is connected to the tape transport device 3 when the tape transport device 3 is attached to the device main body 1 as shown in FIG. Power and the like are supplied to this tape running device 3.

FIG. 11 shows an embodiment in which the tape running device 3 is used after being separated from the main body 1, and 55 is a power supply unit for the tape running device 3, and a connector (not shown) is connected to the tape running device 3. It is designed to be connected via a

FIGS. 12 and 13 show a holding means for holding the tape running device 3 attached to the main body 1 of the apparatus.

Reference numeral 56 denotes a lock lever, which is rotatably provided on the shaft 5 of the apparatus main body 1, and the bent portion 56a at one end is biased clockwise by a spring 58 into the lock hole 3b formed in the tape traveling device 3. being engaged.

A release plunger 69 is connected to a bent portion 66'b at the other end of the lock lever 66 via a relay rod 60.

Reference numeral 61 denotes a discharge spring for the tape running device 3 provided in the apparatus main body 1, which urges the tape running device 3 in the ejection direction (arrow B direction) when the tape running device 3 is attached to the device main body 1. It looks like this.

FIG. 14 is a block diagram showing the control of the cassette transfer means configured in the apparatus main body 1 and the control of the magnetic tape transfer means of the tape transfer device 3, in which 62 is a cassette transfer control section, and the first detection The switch 52, the second detection switch 53, and the eject switch 63 provided on the front surface of the device main body 1 are connected to control the motor 40. Reference numeral 64 denotes a tape running control section for controlling the magnetic tape running means 65, which includes the playback switch 9, stop switch 10. An operating section 67 such as a fast forward system inch 119 and a rewind switch 12 is connected. 66 is a third detection switch, and as shown in FIG.
By attaching the tape to the tape running device 3, I) becomes operational. The cassette transfer control section 62 and the third detection switch 66 are connected to each other by a connection section 64 of the apparatus main body 1 and a connection section 68 of the tape transport device 3 when the tape transport device 3 is attached to the main body 1 of the apparatus. It has become.

Reference numeral 69 denotes a plunger control section, which is connected to the release plunger 59 and is connected to the cassette transfer control section 62.
It is connected to the.

When the tape running device 3 is attached to the main body 1 and the connecting portions 54 and 68 are connected, and the third detection switch 66 is in the detection operation state, the eject switch 6 is
3, the cassette transfer control section 62 operates the shimotor 40, and the first detection switch 52 is in the detection operating state, and the eject switch 6 is operated.
3, the plunger control section 69 and the release plunger 59 are operated.

It has the above configuration, and its operation will be explained next.

First, the operation of attaching the tape running device 3 to the device main body 1 will be explained.

From the state shown in FIG.
It is inserted into the insertion portion 1b of the device and attached as shown in FIG.

When the tape running device 3 is attached to the main body 1, a connecting portion 68 is connected to the connecting portion 54 as shown in FIG. Control unit 62 and third detection switch 66
is connected. At the same time, the bent portion 56a of the lock v-bar 56
is engaged with the lock hole 3b of the tape running device 3, and the tape running device 3 is held in the main body 1 in the states shown in FIGS. 2, 8, and 12.

Next, the mounting operation of the cassette tape 2 will be explained.

As shown in FIGS. 2 and 8, the tape running device 3 is attached to the main body 1 of the apparatus, and as shown in FIGS. 3 and 8, the first insertion section 1a of the main body 1 and the cassette When the cassette tape 2 is inserted into the holder 61 in the six directions of the arrows, the cassette tape 20 is engaged with the reel stand insertion hole 2, a of the cassette tape 2.

When the cassette tape 2 is further inserted in the direction of the arrow A from the state shown in FIGS. 3 and 8, the bent portion 17b of the cassette transfer plate 1 is pressed by the cassette tape 2, and similarly slides in the six directions of the arrows. be done.

When the cassette transfer plate 17 is biased in the six directions of the arrows, the cassette transfer arm 23 is rotated clockwise against the spring 26. At this time, the first relay plate 27 is slid in the direction of the arrow B, but the shaft 37 of the bent portion 2-rb is connected to the second cam 3.
Since the cassette transfer arm 23 is separated from the cam surface 36a of No. 6, there is no problem in clockwise rotation of the cassette transfer arm 23.

Further, when the cassette transfer plate 17 is slid in the six directions of the arrows, the first detection switch 62 is operated, and the cassette transfer control section 62 energizes the mortar 4o, causing the third detection switch 62 to be operated.
Rotated counterclockwise in the figure.

When the motor 4o is rotated counterclockwise in FIG. 3, the belt 41. First relay pulley 38° Second relay pulley 42. Via the third relay pulley 44, the first and second cams 33,36 are rotated clockwise in FIG.

The second cam 36 is rotated clockwise.

The first relay plate 27 is connected to the cam surface 36a of the second cam 36.
Since the shaft 37 of the bent portion 27b is pressed, it is slid in the direction of arrow B, and therefore the cassette transfer arm 23 is rotated clockwise in FIG. 3 against the spring 26, and the cassette transfer plate 17 is slid in the six directions of arrows.

When the cassette transfer plate 17 is slid in the six directions of the arrows, the cassette tape 2 is similarly guided by the cassette holder 51 in the six directions of the arrows since the reel base insertion hole 2a is engaged with the cassette lock 2o. transported in condition.

At this time, the first cam 33 is also rotated clockwise in FIG. 4, but the shaft 36 of the second relay plate 29 is
is reversely controlled by the cam surface 33a of the cam 33, and is held in the state shown in FIG. 4 together with the holder holding plate 46. Therefore, the cassette holder 51 is held in the state shown in FIGS. 8 and 9.

The cassette tape 2 is transferred in the six directions of the arrows from the state shown in FIGS. 3 and 8 to the state shown in FIG. When the second cams 33, 36 are further rotated clockwise, the second relay plate 29, which is biased by the spring 32 in the six directions of the arrows, is moved so that the shaft 36 is aligned with the cam surface of the first cam 33. 33a, and is slid from the state shown in FIG. 4 to the state shown in FIG. 6.

At this time, the axis 37 of the bending portion 27b of the first relay plate 27 is reversely controlled by the cam surface 36a of the second cam 36, and the cassette transfer arm 23 and the cassette transfer plate 17 move the cassette tape 2 It is held in the same state (the state shown in FIG. 6) as when it was transferred from the states shown in FIGS. 3 and 8 to FIG. 9.

When the second relay plate 29 is slid from the state shown in FIG. 4 to the state shown in FIG. 6, the holder holding plate 46, which is biased clockwise in FIG. Is the shaft 49 of 46a the above-mentioned second relay plate? 9 cam hole 29a
, and is rotated clockwise as shown in FIG. Therefore, the cassette holder 51 is moved from the state shown in FIG. 9 to the state shown in FIGS. It is attached to the traveling device 3.

When the second relay plate 29 is slid from the state shown in FIG. 4 to the state shown in FIG. 6, the second detection switch 53 is operated by the protrusion 29b of the second relay plate 29, and the cassette The motor 40 is stopped by the transfer control section 62, and the cassette tape 2 is held in a state where it is mounted on the tape running device 3.

With the cassette tape 2 mounted on the tape running device 3, press the playback switch 9. When the stop switch 10, the fast forward switch 111, and the rewind switch 12 are operated, the magnetic tape running means 65 is controlled by the tape running control section 64, and the magnetic tape (not shown) of the cassette tape 2 is controlled to run.

Note that this tape running control is well known and will not be described in detail here.

When the cassette tape 2 is loaded into the tape running device 3, the third detection switch 66 is operated for detection.

Next, the ejecting operation of the cassette tape 2 will be explained.

When the cassette tape 2 is mounted on the tape running device 3, that is, when the third detection switch 66 is operating and the running of the magnetic tape (not shown) is stopped, press the eject switch 63. When the motor 4o is operated, the cassette transfer control section 62 causes the motor 4o to move to the third position.
The belt 41. is rotated counterclockwise in the figure. First relay boolean IJ 38 , second relay pulley 42 .
3rd relay port 1) 44 f, via the above first and second
cams 33.degree. 36 are rotated clockwise in FIG.

When the first and second cams 33,36 are rotated clockwise in FIG.
is controlled by the cam surface 33a and slid in the direction of arrow B.

When the second relay plate 29 is slid in the direction of the arrow, the shaft 49 of the holder holding plate 46 is controlled by the cam hole 29a, and is rotated counterclockwise in FIG. 7. Therefore, the cassette holder 61 is removed from the cassette storage section 3a of the tape traveling device 30 together with the cassette tape 2.
The state shown in FIG. 10 is moved to the state shown in FIG.

At the same time, the shaft 37 of the bending portion 2γb of the first relay plate 27 is controlled by the cam surface 36a of the second cam 36, and the cassette transfer arm 23 and the cassette transfer plate 17 are
Since it is in the state shown in the figure, the reel stand insertion hole 2d of the cassette tape 2 is engaged with the cassette lock 2o.

When the first and second cams 33, 36 are further rotated clockwise, the first relay plate 27 is moved so that the shaft 37 of the bent portion 27b is controlled by the force surface 36a of the second cam 360. Since the cassette transfer arm 23 is biased counterclockwise in FIG. 5 by the spring 26, it is slid in the direction of the arrow, and therefore the cassette transfer arm 23 is rotated counterclockwise. The cassette transfer plate 17 is slid in the direction of arrow B.

When the force transfer plate 17 is slid in the direction of arrow B, the cassette tape 2 is pressed by the bent portion 17b of the cassette transfer plate 17, changing from the state shown in FIG. 9 to the state shown in FIG. 8 in the direction of arrow B. The cassette holder 51 guides the cassette holder 51 and transports the cassette.

At this time, the shaft 35 of the second relay plate 27 is controlled by the cam surface 33a of the first cam 33, and the second relay plate 27 is held in the state shown in FIG. 4 together with the holder holding plate 46. Therefore, the cassette holder 51 is held in the state shown in FIGS. 8 and 9.

When the cassette transfer plate 17 is slid in the direction of arrow B, the first detection switch 52 is operated by the shaft 18 as shown in FIG. Therefore, the force cent transfer control section 62 stops the motor 40 and puts it in the discharge state.

Next, the detachment operation of the tape running device 3 from the device main body 1 will be explained.

2 and 12, and the cassette tape 2 is ejected as shown in FIG. With the eject switch 6
3, the plunger control section 69 operates the release plunger 59, and the lock lever 56 is rotated counterclockwise against the spring 58. Accordingly, the bent portion 56a of the lock lever 56 is disengaged from the lock hole 3b, and the tape traveling device 3 is ejected by the ejection spring 61 from the state shown in FIG. 12 to the state shown in FIG. 13. Thereby, the tape running device 3 can be pulled out with fingers or the like.

Note that with the tape running device 3 detached from the main body 1, the power supply unit 65 is connected and headphones (not shown) or the like are connected for portable use.

In this case, the tape transport device 3 does not include a cassette transfer means for loading the cassette tape 2 into its cassette storage portion 3a, so it can be used in a small and lightweight manner.

Furthermore, when using the apparatus main body 1 with the tape running device 3 attached, the cassette tape 2 is loaded using the cassette transfer means, so that the cassette tape 2 is inserted into the first insertion slot 1a. It can be installed simply by inserting it and is easy to operate.For example, when used in a car stereo, it can be installed easily and safely even while driving.

Effects of the Invention As described above, the present invention provides a cassette in which a tape running device for running a magnetic tape of a cassette tape is detachably attached to the main body of the device, and a cassette tape is attached to and removed from the tape running device mounted on the main body of the device. A transfer means is provided in the main body of the apparatus, and the force transfer means is configured to be reciprocally movable between a first position for attaching and detaching the cassette tape and a second position for attaching the cassette tape to the tape running device, and the cassette transfer means is in the first position.
A second detection means is provided for detecting that a cassette tape is mounted on the tape running device, and a second detecting means is provided for detecting that a cassette tape is mounted on the tape running device. An operation means for performing the operation is provided, and when the operation means is operated while the second detection means is in the detection state with the tape running device attached to the apparatus main body, the cassette transfer means is operated and the first detection is performed. When the operation means is operated while the means is in a detection state, the ejection means is operated.According to this, since the tape running device does not include a cassette mounting means, the tape running device can be attached to the main body of the device. It is small and lightweight when used separately from the tape drive, and improves workability in repair services for parts related to tape running, such as magnetic heads, belts, and motors.

The operation means is operated according to the detection operation state of the rain detection means of the detection means for detecting that the cassette transfer means is in the first position and the detection means for detecting that the cassette tape is mounted on the tape running device. By operating the cassette transfer means or the ejecting means, the ejecting operation of the cassette tape and tape running device can be performed easily and reliably without causing any erroneous operation. The recorder was obtained.

[Brief explanation of drawings]

Fig. 1 is a perspective view showing the state in which the tape running device is removed from the main body of a tape recorder according to an embodiment of the present invention, Fig. 2 is a perspective view showing the state in which it is attached, and Fig. 3 is a cassette cassette. 4 is a schematic plan view showing the configuration of the transfer means, showing a state in which the cassette tape is ejected; FIG. 4 is a schematic side view;
5 is a schematic plan view showing the mounting state; FIGS. 6 and 7 are schematic side views; FIGS. 8 and 9 are schematic side sectional views showing the mounting operation of the 10th main cassette tape; Figure 11 is a perspective view showing the state in which the power supply unit is connected to the tape running device;
Figure 2 is a schematic plan view showing the holding state of the tape running device;
FIG. 3/'i is a schematic plan view of the ejected state, FIG. 14 is a block diagram showing the electric control section, and FIG. 15 is a schematic side view showing the detection section for detecting attachment of the cassette tape. DESCRIPTION OF SYMBOLS 1... Apparatus body, Ia... First insertion section, 1b... Second insertion section, 2... Tape cassette, 3... ...Tape running device, 17.
...Cassette transfer plate, 4o...Motor,
61...Cassette holder, 62...
First detection switch, 66...Lock lever 1
69... Release plunger, 62... Old cassette transfer control section, 64... Tape travel control section,
65...Magnetic tape running means, 66...
・Third detection switch, 67... Operation unit, 69
...Plunger control section. Name of agent: Patent attorney Toshio Nakao and 1 other person 2nd
Figure 4 Figure 8-l□ Figure 5 Figure 7 Figure 8 Figure 9 Figure 3 Mountain Figure 10 Figure 11 305- Figure 12 Decay 13 Figure

Claims (1)

[Claims] A tape running device for running a magnetic tape of a cassette tape is detachably attached to the main body of the device, and a cassette transfer means for loading and unloading a cassette tape to and from the tape running device mounted on the main body of the device is provided, The transfer means is configured to be reciprocally movable between a first position for attaching and detaching the cassette tape and a second position for attaching the cassette tape to the tape running device, and the cassette transfer means
A first detection means is provided for detecting that the cassette tape is placed in the tape transport device, and a second detection means is provided for detecting that a cassette tape is mounted on the tape transport device, and the tape transport device is ejected from the main body of the device. and an operation means for operating the cassette transfer means and the ejecting means, and when the operation means is operated with the second detection means in the detection state with the tape traveling device attached to the apparatus main body, the cassette is removed. A tape recorder configured such that when the transporting means is operated and the operating means is operated with the first detecting means in a detection state, the ejecting means is operated.