Rigid, multipurpose, polyhedric structure which can be folded aw

Details Rigid, multipurpose, polyhedric structure which can be folded aw Rigid, multipurpose, polyhedric structure which can be folded aw

1985-06-14

1988-02-02

Lowrance, George E.

Envelopes, wrappers, and paperboard boxes

Wrapper

Bottle

220 7, 220 71, 229 23R, 229122, 229199, 312292, B65D 536

Patent

active

047224738

ABSTRACT:
A rigid, multipurpose, polyhedric structure which may be folded away on its own base has a base, a roof, vertical lateral surfaces (3), (4) and (5) provided with grooved fold lines extending along the diagonal of each lateral surface, and a side surface free on at least three sides, connected together by a continuous flexible layer. The base and the roof may be provided with fold lines or grooves extending along a diagonal of each. The surfaces can be made either from a multilayer material consisting of a continuous, flexible layer and rigid parts fixed to said layer or from plastic material and can be partially open and bordered.

REFERENCES:
patent: 505253 (1893-09-01), Sanborn
patent: 894699 (1908-07-01), Rollestone
patent: 930113 (1909-08-01), Adams
patent: 1921946 (1933-08-01), Rudowitz
patent: 1980482 (1934-11-01), Golden
patent: 2159069 (1939-05-01), Zalkind
patent: 2987236 (1961-06-01), Strine
patent: 3058445 (1962-10-01), Johnson
patent: 3156371 (1964-11-01), Harrison
patent: 4010865 (1977-03-01), Wilgus

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