Marine propulsion – Screw propeller – With means effecting or facilitating movement of propulsion...
Patent
1998-08-13
1999-11-02
Basinger, Sherman
Marine propulsion
Screw propeller
With means effecting or facilitating movement of propulsion...
92 52, 440 56, B63H 5125
Patent
active
059759682
ABSTRACT:
A trim-tilt device 20 for a marine boat motor has a housing 31 forming a large-diameter trim chamber 32, a cylinder 41 inserted into the trim chamber 32 of the housing 31 to form a small-diameter tilt chamber 42, and a piston rod telescopically inserted into the tilt chamber 42 of the cylinder 41. Built into the wall of the cylinder 41 is the passage 46 for interconnecting a first trim chamber 32A and a first tilt chamber 42A.
REFERENCES:
patent: 3188917 (1965-06-01), Quayle
patent: 3250240 (1966-05-01), Ziegler
patent: 5529519 (1996-06-01), Nakamura et al.
Basinger Sherman
Muldoon Patrick
Showa Corporation
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