F - Mech Eng,Light,Heat,Weapons – 16 – H
Patent
F - Mech Eng,Light,Heat,Weapons
16
H
F16H 1/28 (2006.01) B25B 23/14 (2006.01) B25D 11/10 (2006.01) B25D 16/00 (2006.01) E21B 10/00 (2006.01) F16H 35/10 (2006.01) E21C 1/00 (1990.01)
Patent
CA 2116606
A power tool has an application mechanism (300) for connection to the output of an epicyclic gearbox provided with a torque control ring. The mechanism has a body (310) journalling a chuck spindle (302). Outside the body is a clutch control arrangement comprising balls (334,336) pressed against the torque control ring by individual springs (330) controlled by a control ring (322) threaded on the body. The mechanism includes a hammer arrangement having rotary and fixed ratchet plates (378,376) and cam ring (308) operable to engage and separate the plates by a lever (360) which projects between the springs (330).
Bourner Michael David
Jones Richard Llewelyn
Black & Decker Inc.
Sim & Mcburney
LandOfFree
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