Hydraulic and earth engineering – Marine vessel portage – launching – or removing – Lifting
Patent
1990-09-06
1992-02-25
Taylor, Dennis L.
Hydraulic and earth engineering
Marine vessel portage, launching, or removing
Lifting
114 45, 405 1, B63C 306
Patent
active
050908413
ABSTRACT:
A boat lift in which a hydraulic pump and cylinder with a piston is mounted on a manual boat lift so that the piston rod carries a pulley which engages the lifting cable so that when the piston moves in the cylinder the boat will move up or down.
REFERENCES:
patent: 3021965 (1962-02-01), Harvey
patent: 3077742 (1963-02-01), Brown
patent: 3265024 (1966-08-01), Kramlick
patent: 3275167 (1966-09-01), Godbersen
patent: 3284052 (1966-11-01), Godbersen
patent: 4027492 (1977-06-01), Carpenter
patent: 4900187 (1990-02-01), Uchida et al.
patent: 4954011 (1990-09-01), Stenson
Penick, Jr. Clarence A.
Walters Darrel
Brammall, Inc.
Taylor Dennis L.
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