JPH03110690U - - Google Patents

Info

Publication number
JPH03110690U
JPH03110690U JP1990018572U JP1857290U JPH03110690U JP H03110690 U JPH03110690 U JP H03110690U JP 1990018572 U JP1990018572 U JP 1990018572U JP 1857290 U JP1857290 U JP 1857290U JP H03110690 U JPH03110690 U JP H03110690U
Authority
JP
Japan
Prior art keywords
movable plug
shaped body
block
locking leg
disk cartridge
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.)
Granted
Application number
JP1990018572U
Other languages
Japanese (ja)
Other versions
JP2509577Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1857290U priority Critical patent/JP2509577Y2/en
Priority to KR1019910001368A priority patent/KR960013773B1/en
Priority to US07/647,571 priority patent/US5166922A/en
Priority to EP91101160A priority patent/EP0440175B1/en
Priority to DE1991632777 priority patent/DE69132777T2/en
Priority to DE1991632856 priority patent/DE69132856T2/en
Priority to DE69132640T priority patent/DE69132640T2/en
Priority to EP97100372A priority patent/EP0778567B1/en
Priority to DE1991633176 priority patent/DE69133176T2/en
Priority to EP97101489A priority patent/EP0778570B1/en
Priority to EP97101469A priority patent/EP0778569B1/en
Priority to EP97103755A priority patent/EP0785554B1/en
Priority to DE69127640T priority patent/DE69127640T2/en
Priority to DE1991632739 priority patent/DE69132739T2/en
Priority to EP97101499A priority patent/EP0778571B1/en
Publication of JPH03110690U publication Critical patent/JPH03110690U/ja
Priority to US08/159,039 priority patent/US5406547A/en
Priority to US08/402,973 priority patent/US5526342A/en
Priority to US08/531,063 priority patent/US5717684A/en
Application granted granted Critical
Publication of JP2509577Y2 publication Critical patent/JP2509577Y2/en
Priority to US08/747,936 priority patent/US5764623A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

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

第１図ないし第９図は本考案の書込禁止機構の
一実施例を説明する図であり、第１図は第５図中
−線断面図、第２図は組立完了後の書込禁止
機構を第１図と同様な断面位置で示す図、第３図
は可動プラグが逆様に挿入された場合を第１図と
同様な断面位置で示す図、第４図は可動プラグが
逆様に挿入された場合を第２図と同様な断面位置
で示す図、第５図はデイスクカートリツジの下半
片の両側に形成された収納部に可動プラグを装着
せしめたときの部分切欠平面図、第６図ａは可動
プラグの斜視図、第６図ｂは第６図ａの可動プラ
グを上下逆にしたときの可動プラグの斜視図、第
７図はデイスクカートリツジの上半片の斜視図、
第８図はデイスクカートリツジの下半片の斜視図
、第９図は本考案の書込禁止機構を備えたデイス
クカートリツジの斜視図である。 １……デイスクカートリツジ、２……上半片、
３……下半片、９……デイスク表面用書込禁止機
構、１０……デイスク裏面用書込禁止機構、１１
……可動プラグ、１２……ブロツク状本体、１３
……係止脚、１４，１５……突起、１６……挿入
穴、１８ａ，１８ｂ，１９ａ，１９ｂ……ガイド
部、２０ａ，２０ｂ，２１ａ，２１ｂ……底壁部
分、２２ａ，２２ｂ，２３ａ，２３ｂ……起立壁
部分、２４ａ，２４ｂ，２５ａ，２５ｂ……開口
、２６……突起、２７……係合凸部。 Figures 1 to 9 are diagrams illustrating an embodiment of the write-protection mechanism of the present invention. Figure 1 is a sectional view taken along the line -- in Figure 5, and Figure 2 is a write-protection mechanism after assembly is completed. Figure 3 shows the mechanism in the same cross-sectional position as Figure 1. Figure 3 shows the mechanism in the same cross-sectional position as Figure 1 when the movable plug is inserted upside down. Figure 4 shows the mechanism in the same cross-sectional position as Figure 1. FIG. 5 is a partially cutaway plan view showing the case where the movable plug is installed in the storage portion formed on both sides of the lower half of the disk cartridge. 6a is a perspective view of the movable plug, FIG. 6b is a perspective view of the movable plug in FIG. 6a when it is turned upside down, FIG. 7 is a perspective view of the upper half of the disk cartridge,
FIG. 8 is a perspective view of the lower half of the disk cartridge, and FIG. 9 is a perspective view of the disk cartridge equipped with the write inhibit mechanism of the present invention. 1... Disk cartridge, 2... Upper half piece,
3... Lower half piece, 9... Write-inhibiting mechanism for the disk surface, 10... Write-inhibiting mechanism for the back side of the disk, 11
...Movable plug, 12...Block-shaped body, 13
... Locking leg, 14, 15 ... Protrusion, 16 ... Insertion hole, 18a, 18b, 19a, 19b ... Guide portion, 20a, 20b, 21a, 21b ... Bottom wall portion, 22a, 22b, 23a, 23b... Standing wall portion, 24a, 24b, 25a, 25b... Opening, 26... Protrusion, 27... Engaging convex portion.

Claims (1)

【実用新案登録請求の範囲】 デイスクカートリツジ内に可動的に保持される
ブロツク状本体及び該ブロツク状本体の一つの稜
線の近傍からその可動方向に突出した係止脚を備
えた可動プラグと、 前記デイスクカートリツジの両半片内に分割形
成された前記可動プラグのブロツク状本体を往復
動可能に保持するガイド部と、 前記可動プラグを２つの位置に選択的に停止せ
しめるよう一方の半片のガイド部に形成された前
記係止脚と係合しうる係合凸部と、 前記可動プラグが一方の位置にあるとき遮断さ
れ、他方の位置にあるとき開かれて相互に連通す
る前記両半片のガイド部の底壁部分に夫々設けら
れた開口と、 他方の半片のガイド部の底壁部分に前記係止脚
と対向するように形成された突起とを備えたこと
を特徴とするデイスクカートリツジの書込禁止機
構の構造。[Claims for Utility Model Registration] A movable plug including a block-shaped body movably held within a disk cartridge and a locking leg protruding from the vicinity of one ridgeline of the block-shaped body in the direction of movement of the block-shaped body; a guide portion that holds the block-shaped body of the movable plug so as to be able to reciprocate and is formed in both halves of the disk cartridge; and a guide in one half that selectively stops the movable plug at two positions. an engaging convex portion that can be engaged with the locking leg formed on the portion; and an engaging convex portion of the two halves that is closed when the movable plug is in one position and is opened and communicates with each other when the movable plug is in the other position. A disc cartridge comprising: openings provided in each of the bottom wall portions of the guide portion; and a protrusion formed in the bottom wall portion of the other half of the guide portion so as to face the locking leg. structure of write protection mechanism.
JP1857290U 1990-01-29 1990-02-26 Structure of write protect mechanism of disk cartridge Expired - Lifetime JP2509577Y2 (en)

Priority Applications (19)

Application Number Priority Date Filing Date Title
JP1857290U JP2509577Y2 (en) 1990-02-26 1990-02-26 Structure of write protect mechanism of disk cartridge
US07/647,571 US5166922A (en) 1990-01-29 1991-01-28 Disk cartridge
KR1019910001368A KR960013773B1 (en) 1990-01-29 1991-01-28 A disk catridge
EP97101499A EP0778571B1 (en) 1990-01-29 1991-01-29 Disk cartridge
DE1991632856 DE69132856T2 (en) 1990-01-29 1991-01-29 disk cartridge
DE69132640T DE69132640T2 (en) 1990-01-29 1991-01-29 Mold for plate cassette
EP97100372A EP0778567B1 (en) 1990-01-29 1991-01-29 Disk cartridge
DE1991633176 DE69133176T2 (en) 1990-01-29 1991-01-29 disk cartridge
EP97101489A EP0778570B1 (en) 1990-01-29 1991-01-29 Disk cartridge
EP97101469A EP0778569B1 (en) 1990-01-29 1991-01-29 Disk cartridge
EP91101160A EP0440175B1 (en) 1990-01-29 1991-01-29 Disk cartridge
DE69127640T DE69127640T2 (en) 1990-01-29 1991-01-29 Record cassette
DE1991632739 DE69132739T2 (en) 1990-01-29 1991-01-29 disk cartridge
DE1991632777 DE69132777T2 (en) 1990-01-29 1991-01-29 disk cartridge
EP97103755A EP0785554B1 (en) 1990-01-29 1991-01-29 Mold for manufacturing disk cartridge
US08/159,039 US5406547A (en) 1990-01-29 1993-11-29 Disk cartridge with shutter locking mechanism
US08/402,973 US5526342A (en) 1990-01-29 1995-03-10 Disk cartridge having write protection means
US08/531,063 US5717684A (en) 1990-01-29 1995-09-20 Disk cartridge having chamfered wall portion
US08/747,936 US5764623A (en) 1990-01-29 1996-11-12 Disk cartidge with injection molded means

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1857290U JP2509577Y2 (en) 1990-02-26 1990-02-26 Structure of write protect mechanism of disk cartridge

Publications (2)

Publication Number Publication Date
JPH03110690U true JPH03110690U (en) 1991-11-13
JP2509577Y2 JP2509577Y2 (en) 1996-09-04

Family

ID=31521727

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1857290U Expired - Lifetime JP2509577Y2 (en) 1990-01-29 1990-02-26 Structure of write protect mechanism of disk cartridge

Country Status (1)

Country Link
JP (1) JP2509577Y2 (en)

Also Published As

Publication number Publication date
JP2509577Y2 (en) 1996-09-04

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term