DE20000927U1 - Pressure spring for tape cassettes - Google Patents

Pressure spring for tape cassettes

Info

Publication number
DE20000927U1
DE20000927U1 DE20000927U DE20000927U DE20000927U1 DE 20000927 U1 DE20000927 U1 DE 20000927U1 DE 20000927 U DE20000927 U DE 20000927U DE 20000927 U DE20000927 U DE 20000927U DE 20000927 U1 DE20000927 U1 DE 20000927U1
Authority
DE
Germany
Prior art keywords
pressure spring
spring according
embossing
central fastening
tape cassettes
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
Application number
DE20000927U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Emtec Magnetics GmbH
Original Assignee
Emtec Magnetics GmbH
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 Emtec Magnetics GmbH filed Critical Emtec Magnetics GmbH
Priority to DE20000927U priority Critical patent/DE20000927U1/en
Publication of DE20000927U1 publication Critical patent/DE20000927U1/en
Priority to AU2001242336A priority patent/AU2001242336A1/en
Priority to PCT/EP2001/000379 priority patent/WO2001054128A1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00Record 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
    • G11B23/02Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/04Magazines; Cassettes for webs or filaments
    • G11B23/08Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends
    • G11B23/087Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends using two different reels or cores
    • G11B23/08707Details
    • G11B23/08728Reels or cores; positioning of the reels in the cassette

Landscapes

  • Springs (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
  • Magnetic Record Carriers (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (8)

1. Andruckfeder (1) aus elastischem Material für Band­ kassetten, insbesondere Magnetbandkassetten für das DVC-System, bestehend aus einem zentralen Befesti­ gungsabschnitt (101) mit mindestens einem Montage­ loch (104) zu seiner Befestigung an der Innenwandung eines Gehäuseoberteils (201) und zwei sich von den gegenüberliegenden Enden des zentralen Befestigungs­ abschnittes (101) wegstreckenden, in Bezug auf die­ sen abstehende Andruckabschnitten (102, 103), da­ durch gekennzeichnet, dass der zentrale Befesti­ gungsabschnitt (101) zumindest teilweise biegesteif ausgeführt ist.1. pressure spring ( 1 ) made of elastic material for tape cassettes, in particular magnetic tape cassettes for the DVC system, consisting of a central fastening section ( 101 ) with at least one mounting hole ( 104 ) for fastening it to the inner wall of an upper housing part ( 201 ) and two extending from the opposite ends of the central fastening section ( 101 ), with respect to the sen protruding pressing sections ( 102 , 103 ), characterized in that the central fastening section ( 101 ) is at least partially rigid. 2. Andruckfeder nach Anspruch 1, dadurch gekennzeich­ net, dass die Biegesteifigkeit durch mindestens ei­ ne, parallel in Längsrichtung des zentralen Befesti­ gungsabschnittes (101) verlaufende Prägung (P), er­ reicht wird.2. Pressure spring according to claim 1, characterized in that the bending stiffness by at least ei ne, parallel in the longitudinal direction of the central fastening portion ( 101 ) embossing (P), it is sufficient. 3. Andruckfeder nach Anspruch 2, dadurch gekennzeich­ net, dass die zumindest eine Prägung (P) im wesent­ lichen V-förmig ist.3. pressure spring according to claim 2, characterized net that the at least one embossing (P) essentially is V-shaped. 4. Andruckfeder nach Anspruch 3, dadurch gekennzeich­ net, dass sich das Ende des nach außen weisenden Schenkels (Q) der Prägung (P) über das Befestigungs­ niveau (N1 bzw. N2) erhebt.4. pressure spring according to claim 3, characterized net that the end of the outward pointing Leg (Q) of the embossing (P) over the fastening level (N1 or N2). 5. Andruckfeder nach einem oder mehreren Ansprüchen 2- 4, dadurch gekennzeichnet, dass die Länge (L3 bzw. L6) der Prägung (P) etwa 55% bis etwa 92% der Länge (L2 bzw. L5) des zentralen Befestigungsabschnittes (101) liegt. 5. Pressure spring according to one or more of claims 2-4, characterized in that the length (L3 or L6) of the embossing (P) is approximately 55% to approximately 92% of the length (L2 or L5) of the central fastening section ( 101 ) lies. 6. Andruckfeder nach Anspruch 3 und/oder Anspruch 4, dadurch gekennzeichnet, dass der Öffnungswinkel α, der von den beiden Schenkeln der V-förmigen Prägung eingeschlossen wird und sich aus den Teilwinkeln α1 und α2 zusammensetzt, zwischen 120° und 150° liegt.6. pressure spring according to claim 3 and / or claim 4, characterized in that the opening angle α, that of the two legs of the V-shaped embossing is included and from the partial angles α1 and α2 is between 120 ° and 150 °. 7. Andruckfeder nach Anspruch 6, dadurch gekennzeich­ net, dass Teilwinkel α1 = Teilwinkel α2.7. pressure spring according to claim 6, characterized net that partial angle α1 = partial angle α2. 8. Andruckfeder nach Anspruch 6, dadurch gekennzeich­ net, dass Teilwinkel α1 ≠ Teilwinkel α2.8. pressure spring according to claim 6, characterized net that partial angle α1 ≠ partial angle α2.
DE20000927U 2000-01-20 2000-01-20 Pressure spring for tape cassettes Expired - Lifetime DE20000927U1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE20000927U DE20000927U1 (en) 2000-01-20 2000-01-20 Pressure spring for tape cassettes
AU2001242336A AU2001242336A1 (en) 2000-01-20 2001-01-13 Pressure spring for tape cassettes
PCT/EP2001/000379 WO2001054128A1 (en) 2000-01-20 2001-01-13 Pressure spring for tape cassettes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20000927U DE20000927U1 (en) 2000-01-20 2000-01-20 Pressure spring for tape cassettes

Publications (1)

Publication Number Publication Date
DE20000927U1 true DE20000927U1 (en) 2000-05-04

Family

ID=7936136

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20000927U Expired - Lifetime DE20000927U1 (en) 2000-01-20 2000-01-20 Pressure spring for tape cassettes

Country Status (3)

Country Link
AU (1) AU2001242336A1 (en)
DE (1) DE20000927U1 (en)
WO (1) WO2001054128A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8335295U1 (en) * 1983-12-09 1984-05-03 Basf Ag, 6700 Ludwigshafen PRESSURE SPRING FOR TAPE CASSETTES
DE8335294U1 (en) * 1983-12-09 1984-03-22 Basf Ag, 6700 Ludwigshafen Pressure spring for tape cassettes and tape cassettes with it
US4662579A (en) * 1985-08-16 1987-05-05 Shape Inc. Coined reel leaf spring for a video tape cassette
US4903916A (en) * 1989-01-25 1990-02-27 Koller Manufacturing Corporation Cassette reel spring having rolled edges
NL190428C (en) * 1989-08-30 1994-02-16 Gold Star Co Leaf spring for supporting the feed and take-up reels of a video tape cassette.

Also Published As

Publication number Publication date
AU2001242336A1 (en) 2001-07-31
WO2001054128A1 (en) 2001-07-26

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20000608

R156 Lapse of ip right after 3 years

Effective date: 20030801