Floating body of sophisticated shape produced from a single shee

Details Floating body of sophisticated shape produced from a single shee Floating body of sophisticated shape produced from a single shee

1990-11-14

1993-02-02

Yu, Mickey

Amusement devices: toys

Inflatable

156227, A63H 306, B32B 3100

Patent

active

051834324

ABSTRACT:
A floating body comprising a first swelling portion having a gas inlet port through which gas is introduced and a plurality of second swelling portions each being held in fluid communication with the first swelling portion. The first and second swelling portions are formed by folding a single multi-layer film to form a nonpleat portion corresponding to the first swelling portion and pleat portions corresponding to the second swelling portions and by sealing the folded multi-layer film along a continuous seal line which extends over both the pleat and nonpleat portions and forms the gas inlet port in the nonpleat portion.

REFERENCES:
patent: 1956533 (1934-04-01), Kelemen et al.
patent: 2053371 (1936-09-01), Lee
patent: 3664058 (1972-05-01), Brieske
patent: 4077588 (1978-03-01), Hurst
patent: 4758198 (1988-07-01), Ishiwa
patent: 4877473 (1989-10-01), Snowdon et al.
patent: 5017254 (1991-05-01), Noguchi

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