Multi-function cushion and its assemblies

Details Multi-function cushion and its assemblies Multi-function cushion and its assemblies

1981-08-31

1984-07-17

Grosz, Alexander

Beds

Bedclothing

And means to facilitate changing thereof

5441, 5451, 5457, 5465, 24237, 24241S, 297DIG3, A47C 2710, A47G 900

Patent

active

044597142

ABSTRACT:
This invention provides a multi-function cushion and its assemblies, which is made of a tough and flexible plastic cloth being soldered together with supersonic (or high frequency) wave heating means to form a suitable geometric shape. On the circumference, some lugs with assembling hole are furnished. After being filled with air or water, said cushion will become an air cushion or water cushion to be used on the water or the land; in addition, a plural number of said cushions may be assembled together with hook ring, or link and cord to form various shapes for many purposes.

REFERENCES:
patent: 691433 (1902-01-01), Baker
patent: 2582439 (1952-01-01), Kavanagh
patent: 2919747 (1960-01-01), Post
patent: 3029109 (1962-04-01), Nail
patent: 3112956 (1963-12-01), Shick et al.
patent: 3572836 (1971-03-01), Khanh
patent: 3892015 (1975-07-01), Taylor
patent: 3918110 (1975-11-01), Cantillo et al.
patent: 4148521 (1979-04-01), Hook
patent: 4277434 (1981-07-01), Conway
patent: 4370769 (1983-02-01), Herzig et al.

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