192 clutches and power-stop control – Clutch and brake – Sliding operation
Patent
1982-05-24
1984-07-17
Herrmann, Allan D.
192 clutches and power-stop control
Clutch and brake
Sliding operation
192 21, 192 8716, 74355, 74404, 74378, F16D 6702, F16D 1900, F16D 2104, F16H 314
Patent
active
044600755
ABSTRACT:
A reversing drive unit used in association with a clutch/brake unit and a motor driven in only one direction comprising a first shaft, a housing around at least a portion of the shaft with a second shaft extending from a position interior the housing to a position exterior of the housing, a gear disposed at the end of the second shaft engageable with one or the other of a first and second annular gears disposed on and coaxially encircling the axis of the first shaft, and a mechanism to engage one or the other of the annular gears, with the second shaft gear moving the gears between a first position for affecting engagement of the first annular gear with the second shaft gear to provide relative rotation between the second shaft and the first shaft in one direction and a second position for affecting engagement of the second annular gear with the second shaft gear to provide relative rotation between the second shaft and the first shaft in a second direction opposite to said first direction.
REFERENCES:
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patent: 3696898 (1972-10-01), Sommer
patent: 3713517 (1973-01-01), Sommer
Andrews Stephen B.
Herrmann Allan D.
Sommer Co.
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