F - Mech Eng,Light,Heat,Weapons – 16 – H
Patent
F - Mech Eng,Light,Heat,Weapons
16
H
F16H 61/70 (2006.01) B23B 45/00 (2006.01) B23B 47/02 (2006.01) B25B 21/00 (2006.01) B25B 23/14 (2006.01) B25F 5/00 (2006.01) B25F 5/02 (2006.01) F16H 3/64 (2006.01) F16H 37/04 (2006.01) F16H 59/70 (2006.01)
Patent
CA 2686810
A multi-speed transmission assembly for a rotary power tool. The transmission assembly includes a plurality of transmission stages. with at least two of the transmission stages employing a movable reduction element that permits the transmission stage to be operated in an active mode and na inactive mode The movable reduction elements are coupled to a switching mechanism that switches the reduction elements in a predetermined manner to provide at least three-gear reduction or speed ratios
Bowers Michael C.
Hagant Todd A.
Milbourne Rodney
Potter Christine
Black & Decker Inc.
Blake Cassels & Graydon Llp
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