Marine stern drive two-speed transmission
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United States of America Patent
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-
Apr 29, 2003
Issued Date -
N/A
app pub date -
Nov 1, 2001
filing date -
Jun 21, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An inboard/outboard powered watercraft (10) incorporating a transmission (30, 80) in its vertical drive unit (24) for providing two forward speeds plus reverse. The transmission is packaged to fit within the vertical drive unit (24) by incorporating a bevel gear apparatus (44, 120). In one embodiment, the transmission (30) also includes a planetary gear apparatus (46) together with two hydraulic clutches (70, 72) and a ring gear brake (56). In a second embodiment, three hydraulic clutches (98, 100, 114) are utilized with bevel gears (94,96,106,110,112) alone to provide the two forward and reverse speeds.
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