Patient treatment mattress with inflatable channels

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Description

FIG. 1 is a top plan view of a patient treatment mattress with inflatable channels, showing my new design;

FIG. 2 is a side elevation thereof;

FIG. 3 is a top plan view with the corner loops omitted for ease of illustration; and

FIG. 4 is a side elevation thereof.

Referenced Cited
U.S. Patent Documents
D162301 March 1951 Hibbard
D180063 April 1957 Burton
D253983 January 22, 1980 McRight
D258481 March 10, 1981 Kroll
2896612 July 1959 Bates et al.
3199124 August 1965 Grant
3390674 July 1968 Jones
3674019 July 1972 Grant
3701173 October 1972 Whitney
3740777 June 1973 Dee
3775782 December 1973 Rice et al.
4114620 September 19, 1978 Moore et al.
4149541 April 17, 1979 Gammons et al.
4197837 April 15, 1980 Tringali et al.
4225989 October 7, 1980 Corbett et al.
Other references
  • Design Motifs of Ancient Mexico, 1953, by Jorge Enciso, p. 1, Zigzag Motif.
Patent History
Patent number: D266470
Type: Grant
Filed: Jul 22, 1980
Date of Patent: Oct 12, 1982
Assignee: American Hospital Supply Corporation (Evanston, IL)
Inventors: Clifford E. Gammons (Indianapolis, IN), Kenneth L. Pagel (Manitowoc, WI), Barry N. Jackson (De Pere, WI)
Primary Examiner: Bernard Ansher
Attorneys: Larry N. Barger, Donald L. Barbeau
Application Number: 6/171,075
Classifications
Current U.S. Class: D/6204; D/6201; D24/11; D24/03
International Classification: D0609; D2401;