Vacuum attachment for hot water tank clean out

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Description

FIG. 1 is an orthographic projection of the vacuum attachment for hot water tank clean out showing my new design;

FIG. 2 is a front elevational view of the vacuum attachment, the rear elevation view being a mirror image of the front elevation view;

FIG. 3 is a right side elevation view of the vacuum attachment;

FIG. 4 is a left side elevation view of the vacuum attachment;

FIG. 5 is a top plan view of the vacuum attachment; and,

FIG. 6 is a bottom plan view of the vacuum attachment.

Referenced Cited
U.S. Patent Documents
D229932 January 1974 Goodrich
D243610 March 8, 1977 Craig
D244532 May 31, 1977 Poston
D260094 August 4, 1981 Watkins
D357098 April 4, 1995 Caligiuri
5054160 October 8, 1991 Marino
5056187 October 15, 1991 Higgins
Other references
  • The National Super Service Co. "Super Suction" Brochure, Jul. 1, 1957. No pg. no. Item Extension Tube 22-1110-top rt. side of page.
Patent History
Patent number: D368996
Type: Grant
Filed: Feb 17, 1995
Date of Patent: Apr 16, 1996
Assignee: Paul J. Boyer (Henley, MO)
Inventor: Paul J. Boyer (Henley, MO)
Primary Examiner: Ruth McInroy
Law Firm: Senniger, Powers, Leavitt & Roedel
Application Number: 0/35,061
Classifications
Current U.S. Class: Nozzle Or Attachment Therefor (D32/32)