CN1131791A - Front loading type cassette coading apparatus for video tape recorder - Google Patents
Front loading type cassette coading apparatus for video tape recorder Download PDFInfo
- Publication number
- CN1131791A CN1131791A CN95121766A CN95121766A CN1131791A CN 1131791 A CN1131791 A CN 1131791A CN 95121766 A CN95121766 A CN 95121766A CN 95121766 A CN95121766 A CN 95121766A CN 1131791 A CN1131791 A CN 1131791A
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- CN
- China
- Prior art keywords
- tape
- key
- side plate
- carriage
- lid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000000903 blocking effect Effects 0.000 claims description 7
- 210000004907 gland Anatomy 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract 1
- 230000014509 gene expression Effects 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 208000036829 Device dislocation Diseases 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/675—Guiding containers, e.g. loading, ejecting cassettes
- G11B15/6751—Guiding containers, e.g. loading, ejecting cassettes with movement of the cassette parallel to its main side, i.e. front loading
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/04—Magazines; Cassettes for webs or filaments
- G11B23/08—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends
- G11B23/087—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends using two different reels or cores
- G11B23/08707—Details
- G11B23/08735—Covers
Landscapes
- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention provides an anterior-loading tape loading device in a video cassette recorder used for VHS video tape, comprising an oblique part extending upwards from the front end of a cassette tape bracket soleplate. When the cassette tape is plugged into the cassette tape bracket, the lower surface of the cover is partly opened by the oblique part. The device also comprises a bending part entirely protruding from the inner surface of the first rack of the cassette tape bracket seat for releasing and opening the cover from locking condition, thus the number of parts is reduced and the operating reliability of the device is improved.
Description
The present invention relates to a kind of preceding loaded type cassette loading device that is used for video tape recorder, especially, use the preceding loaded type cassette loading device of the video tape recorder of VHS flask formula video-tape therein.
VHS flask formula video-tape has an openable lid, is used to expose the cassette video tape on its front surface.When the lid release key on being formed on the tape side was pressed, lid just can be opened.
Usually, preceding loaded type charger comprises a tape carriage that is used to put tape, and one is used to put and the tape bearer carrier of guide box belt bracket, and one makes the tape carriage be moved into device in the tape bearer carrier.
Fig. 1 is the sketch plan (only representing the one side) of the traditional tape charger structure of local expression.With reference to Fig. 1, this tape charger has a upper plate 10 that a groove 11 protruding upward is often arranged; Bogie side frame 20, it has right angle guide groove 21 and 22 and be fixed on the below of upper plate 10; And a tape carriage 300, it has pin 312 and 313, and they and guide groove 21 and 22 form and are slidingly matched.Tape carriage 300 receives tape 40 and moves along right angle guide groove 21 and 22 in vertical and horizontal direction by a mobile device (not shown).
VHS flask band 40 has the lid 42 that a housing 41, is installed in rotation on housing 41 front portions, and the key 43 of the unlatching of a pre-position that is made in housing 41 1 sides lid usefulness.When key 43 was depressed, lid 42 was just rotatable.The hinge pin (not shown) that makes to the center as operculum rotates, and the tape that puts in housing 41 just exposes.Preceding lower part at lid 42 is formed with a notch portion 42a.
Tape carriage 300 has pair of side plates 310 (only illustrating) and a base plate 320, and this base plate is connected with side plate 310 bases between side plate.Catch 321 stretches out vertically upward and is formed on the side part of base plate 320 front ends.One uncap bar 330 and a key release lever 340 is located on the side plate 310.Key release lever 340 is formed on the outside surface of this side plate 310, so it can bear the power of side direction in the side plate 310.The part 341 of exerting pressure of stretching out of a key release lever 340 constitutes like this, so that it extend into the inboard of side plate 310 by a hole 311 that is formed on side plate 310 pre-positions.
The bar 330 of uncapping has a slipper 331 that matches with the groove 11 of upper plate 10 slidably, and a part 334 of uncapping of inwardly stretching from the end corresponding with slipper 331 of the bar 330 of uncapping.The part of uncapping 334 arranges like this, so that when tape is inserted into tape carriage 300 and reaches catch 312, the lower surface 42b of lid 42 places on the part 334 of uncapping and the slipper 331 of the bar 330 of uncapping simultaneously matches with the groove 11 of upper plate 10.The bar 330 of uncapping is installed in rotation on the inside surface of side plate 310, so that it can rotate around hinge pin 332 and groove guiding element 333.Bar 330 is connected to the interior lower surface position of side plate 310 to receive a bias force.
Explain the operation of above-mentioned tape charger hereinafter with reference to Fig. 1.When the user is inserted into tape 40 in the tape carriage 300 (in the direction of arrow A), the fore-end 41a of tape housing 41 it with will be blocked after the catch 321 of base plate 320 contacts.In the case, the part 341 of exerting pressure of key release lever 340 is being pressed the lid release key 43 of tape 40, and consequently, it makes covers 42 blocking and discharge, and the part 334 of uncapping of the bar 330 of uncapping contacts with lid 42 1 sides bottom 42b partly.When the user increased the thrust on tape 40 side plates, the pin 312 and 313 that is putting the tape carriage 300 of tape 40 passed through guide groove 21 and 22 levels and vertically mobile of mobile device (not shown) along bogie side frame 20.In this starting stage of moving, the slipper 331 of the bar 330 of uncapping from the groove 11 of upper plate 10, deviate from and under user's thrust to the left of Fig. 1 to moving.Therefore, when slipper 331 clockwise rotates, supporting the part 334 of uncapping of covering 42 bottom 42b and also clockwise rotating, so open with can making cover.Then, the tape carriage 330 that puts tape 40 automatically moves in level and vertical direction along guide groove 21 and 22 by mobile device.When tape carriage 300 was mobile vertically downward, the bottom 42b of the lid 42 that partially opens contacted with the ramp portion 51 of auxiliary template 50 on being contained in the tape transport (not shown), and the tape civilian dress is loaded on the tape transport and lid is also all opened thus.
But because build-up tolerance or in addition, if the part of exerting pressure of stretching out of key release lever is not pressed onto when covering release key, the traditional tape charger that then has said structure can not discharge the blocking of lid.Consequently, the part of uncapping of supporting lid bottom can not clockwise rotate.In the case, if the user continues to increase thrust to tape, this thrust will cause the damage of the tape lid and the bar of uncapping, or this thrust will cause the maloperation of device.In addition, tape bracket side face portion is used for initial part, and to open its structure of bar of uncapping of tape very complicated, and the parts that need set up, so space must broad in it, not only makes the manufacturing cost increase but also built-up time is increased.
Consider the problems referred to above, therefore the purpose of this invention is to provide a kind of tape charger with the simple structure that is used for local unlatching tape lid, it can be corrected because the maloperation of the key release lever that the assembling tolerance produces.
In order to reach the purpose of the invention described above, a kind of preceding loaded type cassette loading device that is used for loading and unloading at video cassette recorder magnetic tape cassette is provided, this device has a lid and the drive unit opened by the gland release key.Described device comprises:
One tape carriage, be used to receive tape, and this tape carriage driven device moves on level and vertical direction, this carriage has first and second side plate, each first and second side plate has outwardly directed coupling arrangement, and it also has one at the base plate that is connected between first and second side plate on first and second side plate bottom, and this base plate has the lid that a hood-opening device is used for partly opening tape, and first side plate has a hole;
One key release lever, has a part of exerting pressure of on its free end, stretching out, this key release lever is fixed on first side plate, and extend into the inboard of first side plate by the hole on first side plate, covers release key thereby when tape puts in the tape carriage this bar is pushed down; And
One tape bearer carrier, have one and press key apparatus with opposed first and second bogie side frame of first and second side plate and one respectively, first and second bogie side frame has a guide piece and is used for guiding respectively adapting device on first and second side plate, press key apparatus to be formed on the inside surface of first bogie side frame and be arranged in and cover moving horizontally of release key and key release lever and apply pressure to key release lever and cover release key on the path, thereby be released when tape carriage driven device makes the blocking of uncapping when guide piece moves in the horizontal direction.
Best, hood-opening device is an oblique tube that extends upwardly from the base plate front end of tape carriage, is made local unlatching the in bottom surface of lid when tape is inserted in the tape carriage by oblique tube.
In addition, pressing key apparatus is that first a bogie side frame inside surface from the tape bearer carrier integrally stretches out and the bool that forms.When tape carriage driven device moved in the horizontal direction, this bool was pressed on the outside surface of key release lever.
According to the tape charger in the video cassette recorder with said structure of the present invention, form a hood-opening device in the bottom of tape carriage and on bogie side frame, form one and press key apparatus, during the tape carriage moves, though because the assembling tolerance makes the key release lever fail pressing the lid release key of tape, the tape lid also can locally be opened.And hood-opening device is formed on the base plate of tape carriage, and tape covers available simple structure to be opened by the part, so neither need optional feature also not need parts with labyrinth.
Will make of the present invention above-mentioned purpose and other advantage distincter with reference to accompanying drawing to the description of its excellent embodiment by following, in the accompanying drawing:
Fig. 1 is the decomposition diagram of traditional tape charger partial structurtes;
Fig. 2 is the decomposition diagram of the tape charger basic element of character of the present invention;
Fig. 3 is the planimetric map of the key release lever of the bool of expression by having tape charger of the present invention to lid release key course of exerting pressure; And
Fig. 4 is expression is made the local unlatching of tape lid by the oblique tube that extends upwardly when tape puts in the tape carriage of a tape charger of the present invention side view.
Now with reference to accompanying drawing preceding loaded type video cassette recorder of the present invention is described.
Fig. 2 is the view of tape charger essential part of the present invention.The explanation relevant with the parts same parts among Fig. 1 will slightly be economized.
As shown in Figure 2, the tape charger in the video recorder of the present invention has a tape carriage 400, is used to put a tape 40; A tape bearer carrier 100 is used for receiving and guide box belt bracket 400; The mobile device (not shown) of a tape carriage 400 in tape bearer carrier 100.
The tape carriage 400 that is used to receive tape 40 has first side plate 410 and the second side plate (not shown), and a base plate 420, and it engages with the lower end of first and second side plate between first and second side plate.On the front end of base plate 420, be provided with the catch 421 that vertically stretches out, thereby it can stop tape 40 to be inserted into too much in the tape carriage 400.The present invention has first feature of an oblique tube 422, and this oblique tube at least one position from the biside plate of base plate 420 front ends protrudes upward and wholely forms (only showing one).As shown in Figure 4, this oblique tube that protrudes upward 422 can be formed on such position, so that the bottom surface 42b of lid 42 contacts with it when tape 40 is inserted in the tape carriage 400.Therefore utilize the thrust cap 42 of oblique tube 422 partly to open upward, cover 42 and from blocking, open and need not make by lid release key 43.
Another feature that the present invention has is the inside bool 123 of the inside surface that is integrally formed in first bogie side frame 120 that stretches out of side, and bool 123 is positioned at by mobile device and makes moving horizontally on the line that key release lever 430 moves.In addition, also can be fixed on the bool of separately making 123 on this position of bogie side frame 120.Best, can totally form bool 123 by crooked rectangular slab.When the tape carriage 400 that receives tape 40 was mobile in the horizontal direction by the mobile device (not shown), the front end of bool 123 was pressed in also on the surface of the key release lever 430 of pressurized not (referring to Fig. 3).
Below description is had this structure tape charger of the present invention.
When if the user is inserted into tape 40 in the tape carriage 400, tape 40 is inserted in the tape carriage 400 till its fore-end 41a runs into catch 421.In the case, the base plate 42b of lid 42 moves along the upper plate corresponding to base plate 420 of acclivitous oblique tube 422.The result is to cover 40 local open (referring to Fig. 4) owing to upwards rotate to make.VHS flask formula tape is manufactured into: in the overhanging part 431 of exerting pressure of key release lever 430 was not being pressed state when covering release key 43, when the bottom of lid was subjected to upwards power, this tape was lifted a certain scope (about 3mm), so can open lid.When the fore-end 41a of tape housing 41 runs into catch 421, make lid release key 43 pressurizeds of tape 40 by the part 431 of exerting pressure of stretching out on the key release lever 430.Then, the blocking of lid 42 just is released.When the user increased thrust to tape 40 side plates, the effect of pin 412 and 413 by the mobile device (not shown) that has put the tape carriage 400 of tape 40 moved in level and vertical direction along the guide groove 121 and 122 of bogie side frame 120.During tape carriage 400 moved horizontally, though lid release key 43 is not being pressed reliably, the outside surface of key release lever 430 can be touched on the front end of the bool on the bogie side frame 120 123 by pressure as illustrated in fig. 3.Therefore, make by the lid release key of pushing down tape 40 and to cover 42 and discharge from blocking, lid 42 keeps full open position.When moving horizontally one when finishing, the base plate 42b of the lid 42 that open on tape top just contacts with the ramp portion 51 of the template 50 of uncapping on the tape transport (not shown) when tape carriage 400 vertically moves down.Consequently, make by moving down of tape 40 and cover 42 and under the state of opening fully, be loaded on tape transport.
As mentioned above, tape charger of the present invention has the part that is inclined upwardly that is formed at least one front end of tape tray plate, and part is opened the lid of tape.This device has simple structure.Therefore, because package program is simple, the staff is few, and required part number is few, so low cost of manufacture.And, because bool is located on the bogie side frame, covering the occasion that the part of exerting pressure that release key do not stretch out on the tegmentum release lever is being pressed owing to the assembling tolerance, when the tape carriage moves horizontally, the lid of tape still can change to the state of opening fully, herewith, prevented to have any maloperation of the device of this structure in fact.
Claims (4)
1, a kind of being used for loads and the normal preceding loaded type cassette loading device of unloading boxlike magnetic at video cassette recorder, and described device has a lid and the drive unit opened by the gland release key, and described device comprises:
One tape drum carriage, be used to receive tape, described tape carriage is moved on level and vertical direction by described drive unit, described tape carriage has one first and one second side plate, described each first and second side plate has an outwardly directed adapting device, described tape carriage has one at the base plate that is connected between described first and second side plate on described first and second side plate bottom, and this base plate has a hood-opening device and is used for part unlatching tape lid, and described first side plate has a hole;
One key release lever, has a part of exerting pressure of on its free end, stretching out, described key release lever is fixed on described first side plate, described key release lever extend into the inboard of described first side plate by the hole of described first side plate, covers release key thereby when tape is received in the described tape carriage this bar is pushed down; And
One tape bearer carrier, have one respectively with described first side plate and opposed first and second bogie side frame of second side plate, and pressure key apparatus, described first and second bogie side frame has a guide piece and is used for guiding respectively adapting device on described first and second side plate, described pressure key apparatus is formed on the inside surface of described first bogie side frame, described pressure key apparatus is arranged in moving horizontally of described lid release key and key release lever and is used to apply pressure to described key release lever and described lid release key on the path, thereby is released when tape carriage driven device makes the blocking of uncapping when guide piece moves in the horizontal direction.
2, cassette loading device according to claim 1, wherein said hood-opening device is an oblique tube that extends upwardly from the front end of the described base plate of described tape carriage, and this oblique tube makes local unlatching of lower surface of lid when tape is inserted in the described tape carriage.
3, cassette loading device according to claim 2, wherein pressing key apparatus is a bool of integrally stretching out from the described first bogie side frame inside surface of described tape bearer carrier.
4, cassette loading device according to claim 2, first bogie side frame of wherein said pressure key apparatus and described tape bearer carrier separate to be made and described pressure key apparatus stretches out from the inside surface of described first bogie side frame.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019940037370U KR0134156Y1 (en) | 1994-12-29 | 1994-12-29 | Device for loading tape cassettes of tape recorder |
| KR37370/94 | 1994-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1131791A true CN1131791A (en) | 1996-09-25 |
Family
ID=19403918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN95121766A Pending CN1131791A (en) | 1994-12-29 | 1995-12-29 | Front loading type cassette coading apparatus for video tape recorder |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPH08235700A (en) |
| KR (1) | KR0134156Y1 (en) |
| CN (1) | CN1131791A (en) |
-
1994
- 1994-12-29 KR KR2019940037370U patent/KR0134156Y1/en not_active IP Right Cessation
-
1995
- 1995-12-29 CN CN95121766A patent/CN1131791A/en active Pending
-
1996
- 1996-01-04 JP JP8000084A patent/JPH08235700A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| KR960024852U (en) | 1996-07-22 |
| KR0134156Y1 (en) | 1999-03-20 |
| JPH08235700A (en) | 1996-09-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |