Separable blade assembly for rubber raft

Details Separable blade assembly for rubber raft Separable blade assembly for rubber raft

1989-09-25

1992-05-05

Basinger, Sherman

Marine propulsion

Paddle wheel

416204R, 416208, 440 26, 441129, B63H 104

Patent

active

051103133

ABSTRACT:
A separable blade assembly for a rubber raft, which can be easily disassembled and conveniently carried, including two blade members, two rod members, and a bolt member. The two blade members can be associated to form a blade assembly and the two rod members can be inserted through central holes of the blade members and connected by the bolt member for driving the blade assembly. When mounted on a rubber raft, one can step on two pedals of the rod members to consequently rotate the blade assembly and move the raft forward.

REFERENCES:
patent: 47137 (1865-04-01), Sutherland
patent: 525664 (1894-09-01), Muller
patent: 626304 (1899-06-01), Schultz
patent: 2139630 (1938-12-01), Cary
patent: 3874319 (1975-04-01), Martin et al.
patent: 4340318 (1982-07-01), Bush et al.
patent: 4537526 (1985-08-01), Hartl
patent: 4894033 (1990-01-01), Chang

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