Humidifier casing

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Description

FIG. 1 is a front and left side perspective view of a humidifier casing showing our new design;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevation view thereof; and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D196204 September 1963 Allen
3621830 November 1971 Geisler et al.
3823926 July 1974 Bracich
4056582 November 1, 1977 Chow
4361523 November 30, 1982 Shepherd
Foreign Patent Documents
1092506 December 1980 CAX
Other references
  • Granger's Spring '86 Cat., p. 1072, Drain Type Furnace Humidifier, top right side of page.
Patent History
Patent number: D322122
Type: Grant
Filed: Mar 20, 1989
Date of Patent: Dec 3, 1991
Assignee: Research Products Corporation (Madison, WI)
Inventors: Timothy L. Guetersloh (Madison, WI), Roger M. Pasch (Windsor, WI)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Law Firm: Andrus, Sceales, Starke & Sawall
Application Number: 7/325,503
Classifications
Current U.S. Class: Wall Or Furnace Mount (D23/357)