Self-inflating mattress

Details Self-inflating mattress Self-inflating mattress

2006-11-28

2006-11-28

Trettel, Michael (Department: 3673)

Beds

Mattress

Having confined gas

C005S420000, C005S656000, C005S708000

Reissue Patent

active

RE039408

ABSTRACT:
A self-inflating mattress which comprises a first chamber, a second chamber, a foam and a check valve, wherein, the foam is disposed inside the first chamber. The check valve is provided between the first chamber and the second chamber, and air is allowed to flow only from the first chamber to the second chamber.

REFERENCES:
patent: 5303435 (1994-04-01), Haar et al.
patent: 5564143 (1996-10-01), Pekar et al.
patent: 5630237 (1997-05-01), Ku
patent: 5632055 (1997-05-01), Graf
patent: 5898963 (1999-05-01), Larson
patent: 6038722 (2000-03-01), Giori et al.

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