Propeller for a marine propulsion system
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United States of America Patent
Stats
-
Aug 7, 2012
Grant Date -
Jul 10, 2008
app pub date -
May 15, 2006
filing date -
Jun 9, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A propeller for a marine propulsion system is disclosed which comprises a propeller hub having a casing formed from three segments (16a, 16b, 16c), each of which has a part of an opening (28) for mounting a propeller blade (34). A locking and unlocking mechanism (51, 54, 95, 100) is provided for disengaging the propeller blades to enable pitch adjustment of the blades. A push rod (50) is connected to the mechanism (100) to cause disengagement and adjustment of the pitch of the blades. The mechanism (100) includes a claw (101) having pivotally connected fingers (95). The hub also has a slide ring (51) having a load surface (61) is provided for receiving load when the propeller blades are unlocked to enable pitch adjustment to take place.
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