Tent – canopy – umbrella – or cane – Portable shelter – Cone-shaped type
Patent
1989-01-17
1989-10-03
Scherbel, David A.
Tent, canopy, umbrella, or cane
Portable shelter
Cone-shaped type
296 771, 52 63, 52 69, A47C 2100
Patent
active
048709840
ABSTRACT:
A portable shelter having a pair of spaced apart runners supporting a frame carrying a suitable covering. A hinged plate extends between the runners and is shiftable between a lower position extendintg to the bottom of the runners for blocking the flow of air between the runners under the covering and a raised position to allow non-interfering movement of the shelter across the ground or ice.
REFERENCES:
patent: 2465147 (1949-03-01), Butter et al.
patent: 2632454 (1953-03-01), Skogen
patent: 2701038 (1955-02-01), Mooney
patent: 2712677 (1955-07-01), Hyde
patent: 3826270 (1974-07-01), Hentges
patent: 3854746 (1974-12-01), Flynn et al.
patent: 4016951 (1977-04-01), Dick et al.
patent: 4063318 (1977-12-01), Nicholson
patent: 4285529 (1981-08-01), Vaillancoult
patent: 4742653 (1988-05-01), Napier et al.
Dawson Todd A.
Dodd Thomas J.
Hall James D.
Scherbel David A.
Smith Creighton
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