Gear shiftable planetary transmission

Details Gear shiftable planetary transmission Gear shiftable planetary transmission

1999-02-24

2000-06-06

Smith, Scott A.

Tool driving or impacting

Drive adjustable to completely change kind of drive

Adjustable to impacting device

173216, B25D 1104

Patent

active

060706759

ABSTRACT:
A gear switchable planetary transmission for an electric hand power tool has a transmission housing, a hollow gear which is axially displaceable for a gear shifting and provided with a peripheral groove, a gear shifting member for an axial displacement of the hollow gear and provided with radial fingers engaging in the peripheral groove of the hollow gear, the gear shifting member having a shifting sleeve sliding on the gear transmission and at least one finger which is formed as a loop in at least one wire bracket, so that the at least one wire bracket is axially non displaceably inserted in the shifting sleeve and with its at least one loop engages through radial passages which are arranged over a periphery of the switching sleeve with offset in the transmission housing.

REFERENCES:
patent: 4274304 (1981-06-01), Curtiss
patent: 4585077 (1986-04-01), Bergler
patent: 5159986 (1992-11-01), Hoser
patent: 5282510 (1994-02-01), Pacher
patent: 5704433 (1998-01-01), Bourner et al.
patent: 5842527 (1998-12-01), Arakawa et al.

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