Comprehensive contour chair apparatus

Details Comprehensive contour chair apparatus Comprehensive contour chair apparatus

1987-08-18

1989-08-01

McCall, James T.

Chairs and seats

Bottom or back

Framework

297DIG1, 297DIG2, A47C 702

Patent

active

048529451

ABSTRACT:
A human seating apparatus comprehensively designed to provide prolonged body support from contoured specifications; constructed of rigid shaped one piece seating receptacle made of thermo formable materials and providing for a method of making the receptacle by taking an impression of the seated individual in a pellet containing bladder, making corrective changes, preparing a positive mold impression and forming a first sheet of heat moldable plastic over said positive mold and forming a second sheet of heat moldable rigid plastic over the first sheet, adhesively binding the two molded sheets together to form the seating receptacle, affixing the receptacle to a mounting ring and then to a chair stand base support.

REFERENCES:
patent: 2847061 (1958-08-01), Morton
patent: 3740096 (1973-06-01), Bridger
patent: 4418958 (1983-12-01), Watkin
patent: 4577907 (1986-03-01), Talmon

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