Brushing – scrubbing – and general cleaning
Patent
1977-01-26
1978-08-15
Parsons, Jr., Marion
Brushing, scrubbing, and general cleaning
285 84, 151 24, 403316, 248507, F16L 2302
Patent
active
041065417
ABSTRACT:
A quick acting coupling for coupling together heavy cargo pipes which includes releasable locking means to permit rotation of a cam element in one direction and prevent rotation in an opposite direction, and upon release of this locking means to permit rotation in the opposite direction.
REFERENCES:
patent: 1576698 (1926-03-01), Williams
patent: 2372888 (1945-04-01), Duggan
patent: 2996318 (1961-08-01), Gravert
patent: 3165341 (1965-01-01), Burns et al.
patent: 3464474 (1969-09-01), Jansen
Marine Moisture Control Company, Inc.
Nissen J. Harold
Parsons, Jr. Marion
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