Receptacles – Closures – Convex or concave closure conforms to curvature of opening...
Patent
1983-02-15
1984-07-03
Hall, George T.
Receptacles
Closures
Convex or concave closure conforms to curvature of opening...
220346, 49 40, B65D 5112
Patent
active
044574444
ABSTRACT:
A combine hopper cover is disclosed. The cover is arched and has raised ribs. A grain inspection door is included and has a flange portion and a recessed portion defining shoulders therebetween. The shoulders form guides for the door to slide along the raised ribs of the arched cover. Stretchable straps hold the cover and the inspection door to the combine hopper.
REFERENCES:
patent: 242059 (1981-05-01), Scott
patent: 968828 (1910-08-01), Beckley
patent: 1035245 (1912-08-01), Sanders
patent: 1065588 (1913-06-01), Carter
patent: 1934929 (1933-11-01), Jonsson
patent: 1935003 (1933-11-01), White
patent: 2563845 (1951-08-01), Johnson
patent: 2785562 (1957-03-01), Tigerman
patent: 2864526 (1958-12-01), Buss
patent: 3485524 (1969-12-01), Nelson
DAT Agri-Products, Inc.
Hall George T.
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