HK80695A - A tape cassette having a front lid and a back lid - Google Patents

A tape cassette having a front lid and a back lid Download PDF

Info

Publication number
HK80695A
HK80695A HK80695A HK80695A HK80695A HK 80695 A HK80695 A HK 80695A HK 80695 A HK80695 A HK 80695A HK 80695 A HK80695 A HK 80695A HK 80695 A HK80695 A HK 80695A
Authority
HK
Hong Kong
Prior art keywords
tape cassette
front lid
lid
tape
cassette
Prior art date
Application number
HK80695A
Other languages
German (de)
English (en)
Inventor
Yamashina Suichi
Yahagi Minoru
Iwahashi Yuji
Original Assignee
Sony Corporation
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 by Sony Corporation filed Critical Sony Corporation
Publication of HK80695A publication Critical patent/HK80695A/en

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/26—Deep-drawing for making peculiarly, e.g. irregularly, shaped articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
    • B21D24/10—Devices controlling or operating blank holders independently, or in conjunction with dies
    • B21D24/14—Devices controlling or operating blank holders independently, or in conjunction with dies pneumatically or hydraulically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • B29C2045/0027—Gate or gate mark locations

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Claims (4)

  1. Cassette à bande du type bobine à bobine ayant un passage de bande qui est exposé pendant l'utilisant et est recouvert en l'absence d'utilisation, un volet avant (1) ayant un bossage de point d'injection, et un volet arrière (8), caractérisée en ce que ledit bossage de point d'injection (10) est prévu dans une partie épaisse d'une plaque supérieure (3) dudit volet avant (1) au niveau de sa partie centrale.
  2. Cassette à bande selon la revendication 1, dans laquelle ledit point d'injection (10) est recouvert par ledit volet arrière au moins en l'absence d'utilisation.
  3. Cassette à bande selon la revendication 1, dans laquelle une partie de ladite partie épaisse est chanfreinée afin de former une partie chanfreinée (17).
  4. Cassette à bande selon la revendication 3, dans laquelle une nervure (15) est formée dans ladite partie centrale de ladite partie chanfreinée (17).
HK80695A 1987-12-28 1995-05-25 A tape cassette having a front lid and a back lid HK80695A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987200440U JPH0528624Y2 (fr) 1987-12-28 1987-12-28

Publications (1)

Publication Number Publication Date
HK80695A true HK80695A (en) 1995-06-01

Family

ID=16424328

Family Applications (1)

Application Number Title Priority Date Filing Date
HK80695A HK80695A (en) 1987-12-28 1995-05-25 A tape cassette having a front lid and a back lid

Country Status (7)

Country Link
US (1) US4893766A (fr)
EP (1) EP0323101B1 (fr)
JP (1) JPH0528624Y2 (fr)
KR (1) KR890010896A (fr)
DE (1) DE3874111T2 (fr)
HK (1) HK80695A (fr)
SG (1) SG28395G (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2770493B2 (ja) * 1989-11-06 1998-07-02 ソニー株式会社 テープカセット
US5308015A (en) * 1992-05-21 1994-05-03 Lcv Associates Dust door arrangement for video cassettes
JPH06259920A (ja) * 1993-03-05 1994-09-16 Sony Corp テープカセット
JP3031813B2 (ja) * 1994-02-04 2000-04-10 ティーディーケイ株式会社 テープカセット
JP4124384B2 (ja) * 1998-05-15 2008-07-23 富士フイルム株式会社 磁気テープカートリッジ
JP2000156066A (ja) * 1998-11-19 2000-06-06 Tdk Corp テープカセット

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5671866A (en) * 1979-11-13 1981-06-15 Tdk Corp Tape cover and its manufacture
JPS5677958A (en) * 1979-11-29 1981-06-26 Tdk Corp Tape cover and its production
JPS58128069A (ja) * 1982-01-25 1983-07-30 Sony Corp テ−プカセツト
DE3360970D1 (en) * 1982-05-12 1985-11-14 Hitachi Maxell Recording tape cartridge
JPH0411271Y2 (fr) * 1984-09-25 1992-03-19

Also Published As

Publication number Publication date
US4893766A (en) 1990-01-16
EP0323101A2 (fr) 1989-07-05
DE3874111D1 (de) 1992-10-01
JPH0528624Y2 (fr) 1993-07-22
EP0323101A3 (en) 1989-10-18
SG28395G (en) 1995-09-01
KR890010896A (ko) 1989-08-11
EP0323101B1 (fr) 1992-08-26
DE3874111T2 (de) 1993-03-18
JPH01103077U (fr) 1989-07-12

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20081218