Electronic shifter
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United States of America Patent
Stats
-
Nov 26, 1991
Grant Date -
N/A
app pub date -
Aug 15, 1990
filing date -
Aug 15, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A shifter (10) comprises control electronics (20) which eliminate mechanical switches, providing increased reliability. The shift mechanics include a double-spring (28,30) disposed between a spring guide (32). The springs are compressed responsive to a driving screw (36) under control of a bidirectional motor (12). The motor (12) is controlled by the control electronics (20).
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