Low storage-volume closure device for curved surface

Details Low storage-volume closure device for curved surface Low storage-volume closure device for curved surface

1989-03-29

1990-08-28

Purol, David M.

Flexible or portable closure, partition, or panel

Plural and/or with rigid closure

Nonplanar, nonparallel arrangement

160352, 49 40, 2441294, E06B 300

Patent

active

049517279

ABSTRACT:
A flexible closure device takes a generally arcuate shape in a closed poson to conform to a curved surface when closing an opening in the surface. The device takes a generally planar shape when in an open position thereby occupying a low amount of storage space.

REFERENCES:
patent: 2519386 (1950-08-01), Loving
patent: 2754904 (1956-07-01), Provenzano
patent: 3063497 (1962-11-01), Bruecker
patent: 3571977 (1971-03-01), Abeel
patent: 4124136 (1978-11-01), Bjelland et al.
patent: 4739955 (1988-04-01), Aquino et al.

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