JPS61189482U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図ないし第３図は本考案に係る前蓋の閉じ
ロツク機構の第１実施例を示しており、第１図は
組み付け状態における要部の縦断正面図、第２図
は本考案の構成部材のひとつであるロツク部材の
斜視図、第３図はロツク部材の組み込み途中の状
態を示す縦断正面図である。第４図ａ，ｂ，ｃは
いずれもロツク部材に関する本考案のそれぞれ異
なる別実施例を示す縦断面図である。第５図は本
考案の更に異なる別実施例を示す前蓋の閉じロツ
ク機構を示す縦断正面図である。第６図および第
７図は本考案が対象とするテープカートリツジの
従来例を示しており、第６図は全体の外観斜視図
、第７図は内部構造の全体平面図である。第８図
および第９図は従来例における前蓋の閉じロツク
機構を示しており、第８図は分解斜視図、第９図
は組み付け状態における要部の縦断正面図である
。 １……本体ケース、１ａ……上ケース、１ｂ…
…下ケース、２……テープ、４……前蓋、４ａ…
…前蓋の側片、５……本体ケースの側壁、６……
前蓋の支軸、８……ロツク部材、８ａ……ロツク
部材本体、１１……板ばね部、１２……支軸部、
１６……軸受部、２０……前蓋側の被係合部。 1 to 3 show a first embodiment of the front cover closing lock mechanism according to the present invention, FIG. 1 is a longitudinal sectional front view of the main parts in the assembled state, and FIG. 2 is the configuration of the present invention. FIG. 3 is a perspective view of a locking member, which is one of the members, and a longitudinal sectional front view showing a state in which the locking member is being assembled. FIGS. 4a, 4b and 4c are longitudinal sectional views showing different embodiments of the present invention relating to the locking member. FIG. 5 is a longitudinal sectional front view showing a front cover closing locking mechanism showing still another embodiment of the present invention. 6 and 7 show a conventional example of a tape cartridge to which the present invention is directed, with FIG. 6 being a perspective view of the overall appearance, and FIG. 7 being a plan view of the entire internal structure. 8 and 9 show a conventional front cover closing locking mechanism, with FIG. 8 being an exploded perspective view and FIG. 9 being a vertical sectional front view of the main parts in an assembled state. 1...Main case, 1a...Upper case, 1b...
...lower case, 2...tape, 4...front lid, 4a...
...Side piece of front lid, 5... Side wall of main case, 6...
Front lid support shaft, 8... Lock member, 8a... Lock member main body, 11... Leaf spring portion, 12... Support shaft portion,
16... Bearing part, 20... Engaged part on the front lid side.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 本体ケース１に前蓋４が開閉自在に枢着され、
本体ケース１側に前蓋４の一部に接当係合して前
蓋４を閉じ姿勢に保持するロツク部材８を備えて
いるテープカートリツジにおいて、ロツク部材８
は基端側の支軸部１２と先端側のロツク部材本体
８ａとを板ばね部１１で一体に繋いであり、ロツ
ク部材８は支軸部１２を本体ケース１側に設けた
軸受部１６に回り止め状に支持して組み付け、こ
の組み付け状態において板ばね部１１に付与され
たばね力でロツク部材本体８ａを前蓋４側の被係
合部２０に接当係合するよう押圧付勢したことを
特徴とするテープカートリツジ。 A front cover 4 is pivotally attached to the main body case 1 so as to be freely openable and closable.
The tape cartridge includes a lock member 8 on the main body case 1 side that abuts and engages with a part of the front cover 4 to hold the front cover 4 in a closed position.
The support shaft portion 12 on the proximal end side and the lock member body 8a on the distal end side are integrally connected by a plate spring portion 11, and the lock member 8 has the support shaft portion 12 attached to a bearing portion 16 provided on the main body case 1 side. The lock member body 8a is supported and assembled in a non-rotating manner, and in this assembled state, the lock member main body 8a is pressed and biased to abut and engage with the engaged portion 20 on the front lid 4 side by the spring force applied to the leaf spring portion 11. A tape cartridge featuring: