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US 4,317,655 AGranted
Marine drive gear housing
AssigneeBrunswick Corporation
InventorJames M. Schiek
Life of this patent
Estimating the term…
Abstract
A marine propulsion unit lower gear housing permits disassembly by rearranging easily removable parts for engagement with non-easily removable parts thereby permitting the use of standard wrenches for disassembly and assembly.
Claims10
A marine drive including
- (A) a gear housing having a propeller shaft,
- (B) gear means positioned on said shaft for rotation thereof,
- (C) a closure member positioned on said shaft and threadably engaged with said gear housing, and
- (D) a propeller fixed on said propeller shaft for rotation thereby,
- wherein the improvement comprises:
- an intermediate member positioned on said propeller shaft between said propeller and said closure member, said intermediate member and said closure member each having mating engagement means, said intermediate member having a first position in which said mating engagement means are spaced and do not engage and a second position in which said mating engagement means are engaged so that rotation of said intermediate member rotates said closure member for removal.
3 more elements
Dependencies are inferred from the claim text.