Vacuum filter for thick liquids

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Description

FIG. 1 is a top perspective view of a vacuum filter for thick liquids showing my new design;

FIG. 2 is a side elevational view thereof, the opposite side being a mirror image;

FIG. 3 is a top plan view thereof, the top cover removed for clarity of illustration;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is an exploded cross-sectional view thereof.

Referenced Cited
U.S. Patent Documents
D261413 October 20, 1981 Eddleman
1343679 June 1920 Mock
2835392 May 1958 Hamilton
3136486 June 1964 Docken
4311492 January 19, 1982 Eltvedt
4689147 August 25, 1987 Leoncavallo et al.
4783318 November 8, 1988 Lapakko
4812293 March 14, 1989 McLaurin et al.
4867875 September 19, 1989 Peranio
Patent History
Patent number: D334228
Type: Grant
Filed: Jan 30, 1990
Date of Patent: Mar 23, 1993
Inventor: Brian W. Garn (Walton Peterborough PE4 6AT)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Application Number: 7/472,476
Classifications
Current U.S. Class: Filter Or Strainer (2) (D23/209)