Back rest device

Details Back rest device Back rest device

1987-01-28

1988-07-05

Trettel, Michael F.

Beds

Sofa bed

Reverting back

5433, A47C 2004

Patent

active

047545070

ABSTRACT:
A back rest device comprising frame means, a back rest, and connecting means for pivotally connecting the back rest to the frame means such that the back rest is pivotable in use of the back rest device between a substantially vertical position and an inclined position, and the connecting means also being such that the back rest is movable up and/or down as it is pivoting between the substantially vertical position and the inclined position whereby the back rest is able to rise over any obstacles that may be in the way.

REFERENCES:
patent: 508382 (1893-11-01), Goodliffe
patent: 2666213 (1954-01-01), Bash
patent: 2666216 (1959-01-01), Schnaitter
patent: 3217341 (1965-11-01), Levy
patent: 3287746 (1966-11-01), Weddle
patent: 4185342 (1980-01-01), Young

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