Metal working – Upholstered article making – Method
Patent
1995-06-07
1997-03-25
Bryant, David P.
Metal working
Upholstered article making
Method
29430, 29451, 53114, B68G 700
Patent
active
056132875
ABSTRACT:
Methods and apparatus are provided for forming strings of springs enclosed within pockets having flat overlapping side seams avoiding problems with false loft in mattress construction.
REFERENCES:
patent: 1950186 (1934-03-01), Lofman
patent: 2093531 (1937-09-01), Werner
patent: 2647671 (1953-08-01), McInerney
patent: 3668816 (1972-06-01), Thompson
patent: 4234983 (1980-11-01), Stumpf
patent: 4439977 (1984-04-01), Stumpf
patent: 4854023 (1989-08-01), Stumpf
patent: 4986518 (1991-01-01), Stumpf
patent: 5438718 (1995-08-01), Kelly et al.
Bryant David P.
Simmons Company
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