JPH0570234B2 - - Google Patents
Info
- Publication number
- JPH0570234B2 JPH0570234B2 JP13250484A JP13250484A JPH0570234B2 JP H0570234 B2 JPH0570234 B2 JP H0570234B2 JP 13250484 A JP13250484 A JP 13250484A JP 13250484 A JP13250484 A JP 13250484A JP H0570234 B2 JPH0570234 B2 JP H0570234B2
- Authority
- JP
- Japan
- Prior art keywords
- protrusion
- lock piece
- half case
- groove
- locking
- 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.)
- Expired - Lifetime
Links
- 230000000694 effects Effects 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Description
【発明の詳細な説明】
産業上の利用分野
本発明はビデオテープレコーダのような記録再
生装置やその他各種の情報処理装置等に適用する
のに最適なテープカセツトに関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a tape cassette that is most suitable for application to recording and reproducing devices such as video tape recorders and other various information processing devices.
従来例の構成とその問題点
一般に、この種のテープカセツトにいおては、
第１図及び第２図に示すような構造であつた。図
において、１はハーフケース、２はこのハーフケ
ース１の前面に設けた開口部、３はこの開口部２
において外部に露出するように走行経路を形成し
た磁気テープで、この磁気テープ３はリール４，
５に巻取られ、そしてこのリール４，５は前記ハ
ーフ１内に回転自在に支持されて収納されてい
る。６は前記ハーフケース１の前面に前記開口部
２を開閉するように設けた前蓋で、この前蓋６の
両端の軸７は前記ハーフケース１の前面部分に回
転自在に軸支されている。８はこの前蓋６の内面
に設けた軸受部９により回転自在に軸支して配設
した後蓋で、この後蓋８は前記前蓋６の開閉に連
動して開閉し、前記開口部２に露出した磁気テー
プ３を前蓋６とで挾んで密閉するものである。Conventional structure and its problems In general, in this type of tape cassette,
The structure was as shown in FIGS. 1 and 2. In the figure, 1 is a half case, 2 is an opening provided in the front of this half case 1, and 3 is this opening 2.
This magnetic tape 3 has a running path formed so as to be exposed to the outside at the reel 4,
The reels 4 and 5 are rotatably supported and housed within the half 1. Reference numeral 6 denotes a front lid provided on the front surface of the half case 1 to open and close the opening 2, and shafts 7 at both ends of the front lid 6 are rotatably supported on the front surface of the half case 1. . Reference numeral 8 denotes a rear lid rotatably supported by a bearing 9 provided on the inner surface of the front lid 6. The rear lid 8 opens and closes in conjunction with the opening and closing of the front lid 6, and opens and closes in conjunction with the opening and closing of the front lid 6. The magnetic tape 3 exposed at the front cover 2 is sandwiched between the front cover 6 and sealed.
１０は前記リール４，５の外周部の爪に脱着す
るブレーキ部材、１１は前記前蓋６を閉じた状態
でロツクするためのロツク片、１２は板バネ、１
３は誤消去防止部材である。 10 is a brake member that is attached to and removed from the claws on the outer periphery of the reels 4 and 5; 11 is a locking piece for locking the front lid 6 in a closed state; 12 is a leaf spring;
3 is an erroneous erasure prevention member.
このような従来のテープカセツトにおいては、
ロツク片１１、板バネ１２は、ハーフケース１に
取付部に載置しているだけであつたため、上下の
ハーフケース１を組合せて組立てる時に、ロツク
１１、板バネ１２が外れて紛失するという欠点が
あつた。 In such conventional tape cassettes,
The lock piece 11 and the leaf spring 12 were only placed on the mounting part of the half case 1, so when the upper and lower half cases 1 were assembled together, the lock 11 and the leaf spring 12 came off and were lost. It was hot.
発明の目的
本発明はこのような従来の欠点を解決するもの
で、組立時にロツク片や板バネが容易に外れて紛
失するものを防ぐことを目的とするものである。OBJECTS OF THE INVENTION The present invention solves these conventional drawbacks, and aims to prevent lock pieces and leaf springs from easily coming off and being lost during assembly.
発明の構成
この目的を達成するために本発明は、磁気テー
プを巻取つたリールが回転自在に支持されて収納
されかつ前面に前記磁気テープが露出する開口部
を形成したハーフケースと、このハーフケースの
前面に前記開口部を開閉するように設けられた前
蓋と、一端に前蓋の突部を係止する係止部を設け
るとともに他端に突部を設けかつ中間部に支持軸
を設けた前蓋を閉成状態に保持するほぼＶ字形の
ロツク片と、このロツク片を前記前蓋に係止する
方向に付勢する板バネとを備え、前記ハーフケー
スに前記ロツク片と板バネとが配設される溝部を
設け、かつその溝部に前記ロツク片の一部が係止
する突部を設けるとともに、ロツク片の厚みを
l1、ハーフケースの溝部をl2、突起により形成さ
れる溝の幅をl3とすると、l2＞l1＞l3となるように
構成し、前記ロツク片の突部を溝部の突部に板バ
ネにより押圧したものである。Structure of the Invention In order to achieve this object, the present invention provides a half case in which a reel on which a magnetic tape is wound is rotatably supported and housed, and an opening through which the magnetic tape is exposed on the front surface, and the half case. A front cover is provided on the front surface of the case to open and close the opening, a locking part for locking a protrusion of the front cover is provided at one end, a protrusion is provided at the other end, and a support shaft is provided in the middle part. The half case includes a substantially V-shaped lock piece that holds the provided front cover in a closed state, and a leaf spring that biases the lock piece in a direction to lock the lock piece to the front cover, and the half case has the lock piece and the plate. A groove is provided in which the spring is disposed, and a protrusion is provided in the groove to which a portion of the lock piece is engaged, and the thickness of the lock piece is reduced.
l 1 , the groove of the half case is l 2 , and the width of the groove formed by the protrusion is l 3 , then l 2 > l 1 > l 3 , and the protrusion of the lock piece is connected to the protrusion of the groove. It is pressed by a leaf spring.
実施例の説明
以下、図面を参照しながら本発明の一実施例に
おけるテープカセツトについて説明する。なお、
第１図、第２図と同一部分については同一番号を
付している。DESCRIPTION OF EMBODIMENTS A tape cassette according to an embodiment of the present invention will be described below with reference to the drawings. In addition,
The same parts as in FIGS. 1 and 2 are given the same numbers.
第３図は本発明の一実施例によるテープカセツ
ト前面部の要部構造を示す図であり、図において
１４はほぼＶ字形のロツク片で、中間部には支持
軸１４ａが設けられ、また一端には前蓋６の突部
（図示せず）に係止する係止部１４ｂが設けられ
るとともに、他端には突部１４ｃが設けられてい
る。また、このロツク片１４の突部１４ｃを設け
た側の一端は、ハーフケース１に設けた溝部１５
内に挿入され、そしてそのロツク片１４の一端に
は、溝部１５を形成する壁に取付けられる板バネ
１６の一端が当接している。この板バネ１６によ
りロツク片１４は、前蓋６に係止する方向に付勢
されている。さらに、ロツク片１４の支持軸１４
ａは溝部１５の開口端に当接し、この支点を中心
にロツク片１４は回動可能である。 FIG. 3 is a diagram showing the main structure of the front surface of a tape cassette according to an embodiment of the present invention. In the figure, reference numeral 14 denotes a substantially V-shaped lock piece, with a support shaft 14a provided in the middle part, and one end of the lock piece 14. is provided with a locking portion 14b that locks onto a protrusion (not shown) of the front lid 6, and a protrusion 14c is provided on the other end. Further, one end of the lock piece 14 on the side where the protrusion 14c is provided is connected to the groove 15 provided in the half case 1.
One end of a leaf spring 16 attached to the wall forming the groove 15 is in contact with one end of the locking piece 14 inserted therein. The plate spring 16 biases the lock piece 14 in the direction of locking it onto the front cover 6. Furthermore, the support shaft 14 of the lock piece 14
a comes into contact with the open end of the groove 15, and the lock piece 14 is rotatable about this fulcrum.
１７はハーフケース１に設けた突部で、ロツク
片１４の突部１４ｃが係止する。 17 is a protrusion provided on the half case 1, on which the protrusion 14c of the lock piece 14 is engaged.
ここで、ロツク片１４の突部１４ｃの厚みを
l1、ハーフケース１の溝部１５の幅をl2、突部１
７により形成される溝の幅l3とすると、l2＞l1＞l3
になるように構成されており、ロツク片１４、お
よび板バネ１６はハーフケース１に形成された溝
部１５に挿入されている。 Here, the thickness of the protrusion 14c of the lock piece 14 is
l 1 , width of groove 15 of half case 1 l 2 , protrusion 1
If the width of the groove formed by 7 is l 3 , then l 2 > l 1 > l 3
The lock piece 14 and the leaf spring 16 are inserted into a groove 15 formed in the half case 1.
以上のように構成されたテープカセツトにおい
ては、第４図のようにロツク片１４は、板バネ１
６によつて押圧されてロツク片１４の突部１４ｃ
とハーフケース１の突部１７が当接されている。 In the tape cassette constructed as described above, the lock piece 14 is attached to the leaf spring 1 as shown in FIG.
6, the protrusion 14c of the lock piece 14
and the protrusion 17 of the half case 1 are in contact with each other.
以上のように本実施例によれば、ハーフケース
１の側面に形成した溝部１５に挿入され、板バネ
１６により押圧されたロツク片１４と当接するよ
うに前記溝部１５に突部１７を設けることによ
り、前蓋およびハーフケース１を取付ない状態で
もロツク片１４と板バネ１６を外れ難くすること
ができる。 As described above, according to this embodiment, the protrusion 17 is provided in the groove 15 so as to be inserted into the groove 15 formed on the side surface of the half case 1 and come into contact with the lock piece 14 pressed by the leaf spring 16. This makes it difficult for the lock piece 14 and the leaf spring 16 to come off even when the front cover and half case 1 are not attached.
発明の効果
以上のように本発明は、ハーフケースの側面の
ロツク片と板バネが挿入される溝部に突部を設け
ることにより、板バネに付勢されたロツク片が外
れ難くなり、組立作業性の向上、および紛失を防
止することができ、その実用的効果は大となるも
のがある。Effects of the Invention As described above, the present invention provides protrusions in the grooves into which the lock piece on the side surface of the half case and the plate spring are inserted, thereby making it difficult for the lock piece biased by the plate spring to come off, thereby making it easier to assemble. The practical effects of this can be greatly improved, and the loss can be prevented.
第１図は一般のテープカセツトの斜視図、第２
図は同分解斜視図、第３図は本発明の一実施例に
よるテープカセツトの前面開口部の分解斜視図、
第４図は同テープカセツトの要部断面図である。
１……ハーフケース、３……磁気テープ、６…
…前蓋、１４……ロツク片、１５……溝部、１６
……板バネ、１７……突部。
Figure 1 is a perspective view of a general tape cassette, Figure 2 is a perspective view of a general tape cassette.
FIG. 3 is an exploded perspective view of the front opening of a tape cassette according to an embodiment of the present invention.
FIG. 4 is a sectional view of the main part of the tape cassette. 1...half case, 3...magnetic tape, 6...
...Front lid, 14...Lock piece, 15...Groove, 16
...Plate spring, 17...protrusion.
Claims (1)
持されて収納されかつ前面に前記磁気テープが露
出する開口部を形成したハーフケースと、このハ
ーフケースの前面に前記開口部を開閉するように
設けられた前蓋と、一端に前蓋の突部を係止する
係止部を設けるとともに他端に突部を設けかつ中
間部に支持軸を設けた前蓋を閉成状態に保持する
ほぼＶ字形のロツク片と、このロツク片を前記前
蓋に係止する方向に付勢する板バネとを備え、前
記ハーフケースに前記ロツク片と板バネとが配設
される溝部を設け、かつその溝部に前記ロツク片
の一部が係止する突部を設けるとともに、ロツク
片の厚みをl1、ハーフケースの溝部をl2、突起に
より形成される溝の幅をl3とすると、l2＞l1＞l3と
なるように構成し、前記ロツク片の突部を溝部の
突部に板バネにより押圧したテープカセツト。1. A half case in which a reel on which a magnetic tape is wound is rotatably supported and housed, and an opening through which the magnetic tape is exposed is formed on the front surface, and the opening is provided on the front surface of the half case so as to be opened and closed. A nearly V shape that holds the front cover in a closed state, which has a locking part for locking the protrusion of the front cover at one end, a protrusion at the other end, and a support shaft in the middle part. The half case is provided with a groove portion in which the lock piece and the plate spring are disposed, and the half case is provided with a groove portion in which the lock piece and the plate spring are disposed. A protrusion is provided in the groove to which a part of the lock piece engages, and if the thickness of the lock piece is l 1 , the groove of the half case is l 2 , and the width of the groove formed by the protrusion is l 3 , then l 2 >l 1 >l 3 , and the protrusion of the locking piece is pressed against the protrusion of the groove by a leaf spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13250484A JPS6111981A (en) | 1984-06-27 | 1984-06-27 | Tape cassette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13250484A JPS6111981A (en) | 1984-06-27 | 1984-06-27 | Tape cassette |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6111981A JPS6111981A (en) | 1986-01-20 |
| JPH0570234B2 true JPH0570234B2 (en) | 1993-10-04 |
Family
ID=15082903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13250484A Granted JPS6111981A (en) | 1984-06-27 | 1984-06-27 | Tape cassette |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6111981A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0828095B2 (en) * | 1986-02-10 | 1996-03-21 | ソニー株式会社 | Tape cassette |
-
1984
- 1984-06-27 JP JP13250484A patent/JPS6111981A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6111981A (en) | 1986-01-20 |
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