Speed converter with reversed output
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United States of America Patent
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Feb 11, 1997
Issued Date -
N/A
app pub date -
Oct 6, 1994
filing date -
Jun 11, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Method and apparatus for translating a rotary input to a rotary output, the apparatus having a primary cam for providing a rotary input in a first direction, a secondary cam having a plurality of cycles, each cycle subtending a cycle angle of .theta., an intermediate member, the intermediate member having a plurality of radial slots, the slots separated from each other by a slot angle of .beta., where .beta.<.theta., the slots being for receipt of respective interacting elements, wherein the primary cam has a rise side and a fall side and wherein each secondary cam cycle has a clockwise side and a counterclockwise side, and wherein the slot angle locates the slots such that the rise side of the primary cam interacts with the counterclockwise side of the secondary cam cycles, the primary and secondary cams for mounting on a common axis with the intermediate member and the cams and member interacting to provide a rotary output in a direction opposite to the first direction.
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