Air cleaner

- Duracraft Corp.
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Description

FIG. 1 is a front elevational view of the design for an air cleaner in accordance with the present invention;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a front elevational view of a second embodiment of the design for an air cleaner in accordance with the present invention;

FIG. 9 is a rear elevational view of the second embodiment shown;

FIG. 10 is a bottom view of the second embodiment shown;

FIG. 11 is a left side elevational view of the second embodiment shown;

FIG. 12 is a right side elevational view of the second embodiment shown; and,

FIG. 13 is a top plan view of the second embodiment shown.

The main difference between the two embodiments resides in the height to width ratio of the housing.

Referenced Cited
U.S. Patent Documents
D186595 November 1959 Monson
D274353 June 19, 1984 Hoyle et al.
D274837 July 24, 1984 Lynch et al.
D343448 January 18, 1994 Jurisch et al.
D343677 January 25, 1994 Gyori et al.
D355962 February 28, 1995 Chiu et al.
3597902 August 1971 Williams
4385911 May 31, 1983 Popeil et al.
4473382 September 25, 1984 Cheslocf
4477270 October 16, 1984 Tauch
4629482 December 16, 1986 Davis
5435817 July 25, 1995 Davis et al.
Foreign Patent Documents
55-111528 August 1980 JPX
Other references
  • Advertisement from Service.RTM. Merchandise 1993/1994 catalog for Enviracaire.RTM. air cleaners which purportedly embody U.S. Pat. No. 4,629,482 to Davis. Advertisement from Grainger.RTM. 1994 General Catalog No. 385 for Dayton Quiet 12" Hassock Fan (stock No. 4C509).
Patent History
Patent number: D377523
Type: Grant
Filed: Aug 15, 1995
Date of Patent: Jan 21, 1997
Assignee: Duracraft Corp. (Southborough, MA)
Inventors: Robert Marvin (Farmington, CT), John Staton (Briston, CT), Brian Graves (Farmington, MA), Andrew Parker (Farmington, MA)
Primary Examiner: Lisa P. Lichtenstein
Law Firm: Morgan & Finnegan L.L.P.
Application Number: 0/42,642