Combined wet and dry vacuum cleaner

- Clarke Industries, Inc.
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Description

FIG. 1 is a perspective view of a combined wet and dry vacuum cleaner showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D316765 May 7, 1991 Wulff
D318543 July 23, 1991 Shero
D332330 January 5, 1993 Gurstein
D337184 July 6, 1993 Bothun et al.
D337185 July 6, 1993 Wulff
D338292 August 10, 1993 Schmitz et al.
D344374 February 15, 1994 Wulff
D345034 March 8, 1994 Fitzwater
D346679 May 3, 1994 Bradd et al.
Other references
  • Instruction Manual and Parts Breakdown; Nobles, dated Apr., 1992. Hako Minuteman X839 Series Asbestos Vacuum System, dated Sep., 1987. Super Filter Vacuum; HILD, dated May, 1989. Windsor A Better Way of Looking At Floor Maintenance, date unknown, admitted prior art. The National Super Service Company (NSS) Quality Floor Equipment; dated 1991. Advance Commercial Cleaning Equipment; dated 1992. NSS Colt Hepa Series; dated 1994. Goodway The VAC-2 Multi-Purpose Vacuum; published before May, 1994. Advance Metrik Canister Vacuum; dated 1992. The Anatomy of a Typhoon; Nobles; dated 1992. Life-Line Wet/Dry Vacs; Tennant Trend, dated Mar., 1992. Typhoon, Nobles, date unknown, admitted prior art. Gewerbesauger; Starmix; dated May 1991. Wap; date unknown, admitted prior art. Wap; Leverancierskrant dated 1994. TMS-40 and TMS-50 Tailor-Mate; Clarke; dated Apr. 1984. Clark; Family of . . . Wet/Dry Tank Vacuums; dated Apr. 1994.
Patent History
Patent number: D381779
Type: Grant
Filed: Aug 3, 1994
Date of Patent: Jul 29, 1997
Assignee: Clarke Industries, Inc. (Bowling Green, OH)
Inventors: James A. Pritchett (Summers, AR), James D. Hanson (Siloam Springs, AR)
Primary Examiner: Ruth McInroy
Law Firm: Senniger, Powers, Leavitt & Roedel
Application Number: 0/25,230
Classifications
Current U.S. Class: Vacuum (D32/21)
International Classification: 1505;