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Class Information
Number: 5/237
Name: Beds > Bedsteads > Having bottom > Of slats > Bowed spring slats
Description: Devices possessing considerable initial camber, giving a spring effect. Slats of this type having auxiliary spring supports remain in this subclass.

Patents under this class:

Patent Number Title Of Patent Date Issued
8191186 Device for the suspension of slats for a bed Jun. 5, 2012
7823232 Device for preventing decubitus Nov. 2, 2010
7353553 Inner spring seat system Apr. 8, 2008
7069606 Device for attaching a slat to the frame of a slatted base Jul. 4, 2006
6701551 Upholstered slat box spring/bed Mar. 9, 2004
6256815 Spring bridge for a mattress base Jul. 10, 2001
5924149 Three-point bridge suspension end bearing triflex for transverse slats in bed underframes and uses thereof Jul. 20, 1999
5282285 Bed base Feb. 1, 1994
5058223 Spring mattress strip Oct. 22, 1991
4935977 Leaf spring Jun. 26, 1990
4768244 Slat-grate furniture spring Sep. 6, 1988
4704751 Device for securing slats to the frame of a bedspring Nov. 10, 1987
4703526 Undermattress using paired slats and an elastic supporting member Nov. 3, 1987
4644596 Resilient surface for sitting and lying furniture, preferably for beds Feb. 24, 1987
4638517 Structure for bed Jan. 27, 1987
4589151 Slatted bed system May. 20, 1986
4573226 Insert for a piece of lounging furniture Mar. 4, 1986
4567615 Spring-slat arrangement for a bedstead Feb. 4, 1986
4369535 Mattress assembly Jan. 25, 1983
T101501 Light-weight base for a bed Feb. 2, 1982

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