Combined filter unit and coupling element

Description

FIG. 1 is a perspective view of a combined filter unit and coupling element showing our new design, on a greatly enlarged scale;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof, the other side being identical;

FIG. 4 is a top plan view thereof, on an enlarged scale;

FIG. 5 is a bottom plan view thereof, on an enlarged scale.

Referenced Cited
U.S. Patent Documents
D173603 December 1954 Atkinson
D236265 August 1975 Dussardier
4059522 November 22, 1977 Polley et al.
4064046 December 20, 1977 Gilger
Patent History
Patent number: D308410
Type: Grant
Filed: Jun 23, 1988
Date of Patent: Jun 5, 1990
Assignee: Vu-Flow Filters Company (Melbourne, FL)
Inventors: Bryan G. Russell (Satellite Beach, FL), Rodney J. Busto (Melbourne, FL)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Law Firm: Duckworth, Allen, Dyer & Doppelt
Application Number: 7/210,646
Classifications
Current U.S. Class: Filter Or Strainer (2) (D23/209)