Clutch capable of cushioning forward movement and guarding...

Details Clutch capable of cushioning forward movement and guarding... Clutch capable of cushioning forward movement and guarding...

2006-09-12

2010-02-02

Bonck, Rodney H (Department: 3655)

192 clutches and power-stop control

Clutches

Axially engaging

C192S052600

Reexamination Certificate

active

07654376

ABSTRACT:
A clutch capable of cushioning forward movement and guarding backward movement comprises a first mandrel, a second mandrel, a clutch sleeve, a driving stick, a clutch ring, a cushioning springs and a safety springs. The first mandrel further comprises an engagement gear surface formed on the section close to the second mandrel for the engagement with the clutch sleeve mounted on the second mandrel. The clutch sleeve is driven by the driving stick to shift longitudinally. The clutch ring is slidably mounted on the clutch sleeve, having a cushioning mechanism with the clutch sleeve. The safety springs and the cushioning springs are included in the cushioning mechanism for slowing down the engagement between the clutch ring and the engagement gear surface on the first mandrel when the driving stick drives the clutch sleeve but they are not precisely aligned.

REFERENCES:
patent: 4281749 (1981-08-01), Fogelberg
patent: 5997428 (1999-12-01), Kagata et al.

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