Hydraulic and earth engineering – Marine vessel portage – launching – or removing – Lifting
Patent
1996-07-15
1998-09-22
Graysay, Tamara L.
Hydraulic and earth engineering
Marine vessel portage, launching, or removing
Lifting
74606R, 114 44, 405221, B63C 100, F16H 5702
Patent
active
058105085
ABSTRACT:
A boat lift motor and drive assembly includes a rigid mounting plate supporting a boat lift motor, a drive shaft thereof carrying a drive pulley, a pulley belt entrained about the drive pulley and a driven pulley, the driven pulley being connected to a shaft of a worm gear, the worm gear being in mesh with a drive gear, and the drive gear being connected to an output shaft which is in turn connected to a reel having wound thereon a boat lift cable which is connected to a boat platform for lifting and lowering a boat resting thereon. The lift motor and drive assembly as covered by a housing defined by first and second housing bodies with a first of the housing bodies including a recess for receiving the driven pulley and accommodating the same and also including a frusto-conical wall defining a protective shroud for the winding reel shaft.
REFERENCES:
patent: 4026163 (1977-05-01), Merkert
patent: 4678366 (1987-07-01), Williamson
patent: 4983067 (1991-01-01), Montgomery
patent: 5090842 (1992-02-01), Montgomery
patent: 5287770 (1994-02-01), Mudd
patent: 5345834 (1994-09-01), Hayashi
patent: 5560735 (1996-10-01), Lammers
Ace Boat Hoist Drawing No. I.D. 500.
Ace Boat Hoist Drawing No. I.D. 508.
Ace Boat Hoist Drawing No. I-432.
Norfolk Lynn P.
Peterson, Jr. David Charles
Ranere Ronald Price
Welton Russell V.
Graysay Tamara L.
Mayo Tara L.
Norfolk Fabrication, Inc.
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