Disposable back and head sheet with use detector

Details Disposable back and head sheet with use detector Disposable back and head sheet with use detector

1979-08-06

1981-03-03

McCall, James T.

Chairs and seats

Detachable supplemental flexible pad or cover

Headrest

5487, 116207, A61G 1500

Patent

active

042537010

ABSTRACT:
A removable and disposable back and head sheet attachable by an edge to the top of a chair or seat back and draping over the front of the seat back for engagement with the back of the head of a person sitting in the chair or seat of a mass transportation vehicle. The head and back sheet of the invention is provided with an arrangement indicating clearly whether the sheet has been placed in use by or for a person having sat in the chair or seat such that another person intending to sit in the chair or seat is informed whether the back and head sheet is fresh or used, and the personnel in charge of cleaning the vehicle is enabled to change and replace only the sheets which have been used. The use or non-use of the back and head sheet is indicated by unfolding a fold, breaking a seal and unfolding a fold, or by any other indicator such as a detector of body heat, perspiration or the like.

REFERENCES:
patent: 2068571 (1937-01-01), Rotner
patent: 2156880 (1939-05-01), Slomon
patent: 3654059 (1972-04-01), Zisblatt
patent: 3951133 (1976-04-01), Reese
patent: 3952746 (1976-04-01), Summers

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