Beds – Bedsteads – Element or detail
Patent
1976-04-16
1977-08-23
Nunberg, Casmir A.
Beds
Bedsteads
Element or detail
5 91, 5361B, A47C 2708
Patent
active
040429873
ABSTRACT:
Method and apparatus for achieving various degrees of stress transfer within a resilient support pad comprising slots arranged longitudinally in the pad surface disposed to support the upper torso of a person and a rectangular matrix of slots in the support area below the lower torso. To provide for various levels of stress transfer control the pad itself may comprise two contiguous layers, each slotted to a desired depth. Further variants of the slot structure provide for narrow connecting webs thereacross for allowing controlled stress transfer thereacross.
REFERENCES:
patent: 3135974 (1964-06-01), Roman
patent: 3222697 (1965-12-01), Scheermesser
patent: 3512190 (1970-05-01), Buff
patent: 3731327 (1973-05-01), Frey
patent: 3828378 (1974-08-01), Flam
patent: 3885257 (1975-05-01), Rogers et al.
patent: 3893198 (1975-07-01), Blair
Babcock William C.
Evans Ronald J. P.
Nunberg Casmir A.
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