Spring devices – Spring panel – With means to dampen vibration of springs – e.g. – sound...
Patent
1988-05-23
1989-04-11
Kashnikow, Andres
Spring devices
Spring panel
With means to dampen vibration of springs, e.g., sound...
5266, 5309, 267 88, 267110, F16F 300, A47C 2300, A47C 2304
Patent
active
048199206
ABSTRACT:
A spring cushion structure with a plurality of hour-glass shaped spring coils arranged in columns and rows with adjacent springs within a row connected at the top and bottom by a helical wire extending between adjacent columns and with the marginal coils attached at the top to a border wire extending around the assembly. A transparent sheet is placed between the bottoms of the assembly and support sinuous wires which are bent to provide an upwardly extending integral suspending arm and bent again to provide an outwardly extending shepherd hook shaped attachment arm which is attached to a wood frame surrounding the periphery of the entire structure.
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patent: 4364547 (1982-12-01), Crosby
Barber Manufacturing Company, Inc.
Kashnikow Andres
Oberleitner Robert J.
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