Self-inflating camping mattress having a tapered profile

Details Self-inflating camping mattress having a tapered profile Self-inflating camping mattress having a tapered profile

1993-01-27

1994-04-19

Trettel, Michael F.

Beds

Bedclothing

And means to facilitate changing thereof

5413, 5420, 5902, A47C 2708

Patent

active

053034350

ABSTRACT:
Camping mattress having a head section and a foot section adapted to be rolled up for carrying, and being tapered in plan view such that at least one of the sections decreases in lateral dimension toward its outer end and the mattress is wider toward the center and narrower toward the end. The mattress has two sheets of flexible air-impervious material sealed together to form a plurality of chambers, a body of resilient material in one of the chambers, and a valve controlling air flow into and out of the chamber with the resilient material to regulate expansion and compression of the material.

REFERENCES:
patent: 3600726 (1971-08-01), Williams
patent: 3831206 (1974-08-01), Geary
patent: 3872525 (1975-03-01), Lea et al.
patent: 3877092 (1975-04-01), Gaiser
patent: 4688283 (1987-08-01), Jacobson et al.
patent: 5117517 (1992-06-01), Su

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