Jog device for magnetic recording and reproducing apparatus

摘要

A jog device for magnetic recording and reproducing apparatus. The jog device temporarily rotates a clutch gear of the tape supply reel clutch during a mode conversion from a normal-direction reproducing mode into a reverse-direction reproducing mode. The jog device includes a clutch gear rotating unit, a rotating unit drive member, and a returning unit. The rotating unit includes a jog lever and a gear lever cooperating with the jog lever and selectively rotating the clutch gear. The drive member is a cam gear having a pinion gear gearing into and cooperating with a rack gear of a mode conversion function plate. The cam gear has a cam slot cooperating with a cam pin of the rotating unit. The returning unit includes a coiled torsion spring fitted over a shaft of the rotating unit and a pair of spring arm stoppers.