Fishing – trapping – and vermin destroying – Fishing – Nets
Patent
1988-11-03
1989-11-28
Crosby, Gene P.
Fishing, trapping, and vermin destroying
Fishing
Nets
A01K 7304
Patent
active
048828700
ABSTRACT:
A trawler door with relative dimensions such that the height of the door is at most seventy five percent of its length. Two longitudinally arcuate platelike body parts are joined along a longitudinal edge at an obtuse angle, the joint between the body parts being stiffened by a platelike reinforcing member extending along the length of the joint. At least one of the body parts is stiffened by at least one tubelike member of circular or elliptical cross-section which is affixed at one end to the reinforcing member and at the other end to a suitable location on one of the body parts.
REFERENCES:
patent: 2816385 (1957-12-01), Luketa
patent: 2942371 (1960-06-01), Johnson
patent: 3410014 (1968-11-01), Jenssen
patent: 4640037 (1987-02-01), Ashworth
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