Combined filter housing and filters for sewage
Description
FIG. 1 is a top, front perspective view of a combined filter housing and filters for sewage showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a cross-sectional view thereof, taken on line 3--3 of FIG. 1;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top, front perspective view of a second embodiment thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a cross sectional view thereof, taken on line 8--8 of FIG. 6;
FIG. 9 is a top plan view thereof; and
FIG. 10 is a rear elevational view thereof.
The texture on the filters is shown partially for ease of illustration.
Referenced Cited
Patent History
Patent number: D320839
Type: Grant
Filed: Apr 11, 1989
Date of Patent: Oct 15, 1991
Assignee: Copa Products Limited (Kent)
Inventor: David P. Froud (Marden)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Law Firm: Darby & Darby
Application Number: 7/336,312
Type: Grant
Filed: Apr 11, 1989
Date of Patent: Oct 15, 1991
Assignee: Copa Products Limited (Kent)
Inventor: David P. Froud (Marden)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Law Firm: Darby & Darby
Application Number: 7/336,312
Classifications
Current U.S. Class:
Filter Or Strainer (2) (D23/209)