Clutch device for magnetic recording/reproducing apparatus

Details Clutch device for magnetic recording/reproducing apparatus Clutch device for magnetic recording/reproducing apparatus

2006-08-08

2006-08-08

Rodriguez, Saul (Department: 3681)

192 clutches and power-stop control

Clutches

Plural clutch-assemblage

C192S0120BA, C192S04100R, C192S055100, C192S056200, C074S354000

Reexamination Certificate

active

07086516

ABSTRACT:
A clutch device for a magnetic recording/reproducing apparatus for transmitting power for a tape conveying regardless of the quantity of tape wound around a reel, including a central shaft installed on a main chassis, a drive pulley connected to the central shaft, and having a cylindrical pulley holder portion, said drive pulley being rotated by receiving power from a driving source, an up/down gear having a cylindrical gear holder unit with the outer diameter thereof being smaller than the inner diameter of the pulley holder portion and ascendable/descendible along the central shaft, and a clutch spring placed between the inner surface of the pulley holder portion and the outer surface of the gear holder unit for selectively transmitting power with a certain torque from the driving pulley to the up/down gear in accordance with the rotational direction of the driving pulley.

REFERENCES:
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patent: 5735476 (1998-04-01), Kim et al.
patent: 5788175 (1998-08-01), Hwang
patent: 6702080 (2004-03-01), Hong et al.

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