Dynamic magnetic information storage or retrieval – Miscellaneous
Patent
1975-07-29
1977-04-12
Lucas, Jay P.
Dynamic magnetic information storage or retrieval
Miscellaneous
360132, G11B 2308
Patent
active
040179010
ABSTRACT:
A device for loading and unloading cartridges into and from a recording and/or playback apparatus for magnetic tapes stored in cartridges of the type provided on their front face with a door for the withdrawal of the magnetic tape, the device including a housing member into which the cartridge is slidably inserted, the housing having a cam to open the door of the cartridge automatically as the cartridge is inserted; rollers carried by a shaft biasing the cartridge against the lower wall of the housing; resilient spring blades biasing said roller means downwardly in a way which permits the insertion of a cartridge with its door open; and a pair of support slits provided in the side walls of the housing and into which the ends of the shaft can slide to allow vertical movement of the rollers under the effect of the spring blades, the vertical movement of the shaft causing the door of the cartridge to close automatically when the latter is disengaged from the housing.
REFERENCES:
patent: 3665114 (1972-05-01), Hathaway
patent: 3764757 (1973-10-01), Inaga
patent: 3893186 (1975-07-01), Yoshii
patent: 3900170 (1975-08-01), Serizawa
patent: 3950787 (1976-04-01), Hosaka
Lucas Jay P.
Staar S.A.
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