Cover for a housing for an air cleaner

- Donaldson Company, Inc.
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front side elevational view of a cover for a housing for an air cleaner, according to the present invention;

FIG. 2 is a back side elevational view of the cover of FIG. 1;

FIG. 3 is a bottom plan view of the cover of FIG. 1;

FIG. 4 is a top plan view of the cover of FIG. 1; and

FIG. 5 is a right side elevational view of the cover of FIG. 1; The left side elevational view of the cover of FIG. 1 not depicted, as it is plain and unornamented;

FIG. 6 is a right side elevational view of a second embodiment of a cover for a housing for an air cleaner, according to the present invention; the back side elevational view of the cover of FIG. 6 being identical in appearance to FIG. 2; the bottom plan view of the cover of FIG. 6 being identical in appearance to FIG. 3; the top plan view of the cover of FIG. 6 being identical in appearance to FIG. 4; the front side elevational view of the cover of FIG. 6 being identical in appearance to FIG. 1; and the left side elevational view of the cover of FIG. 6 not being depicted, as it is plain and unornamented;

FIG. 7 is a right side view of a third embodiment of a cover for a housing for an air cleaner, according to the present invention; the bottom plan view of the cover of FIG. 7 being substantially identical in appearance to FIG. 3; the left side elevational view of the cover of FIG. 7 not being depicted, as it is plain and unornamented;

FIG. 8 is a top plan view of the cover of FIG. 7; and

FIG. 9 is a front side elevational view of the cover of FIG. 7; the back side elevational view being a mirror image thereof;

FIG. 10 is a right side elevational view of a fourth embodiment of a cover for a housing for an air cleaner, according to the present invention; the bottom plan view of the cover of FIG. 10 being identical in appearance to FIG. 3; the top plan view of the cover of FIG. 10 being identical in appearance to FIG. 8; the front side elevational view of the cover of FIG. 10 being identical in appearance to FIG. 9, and the back side elevational view being substantially a mirror image of the front side elevational view; the left side elevational view of the cover of FIG. 10 not being depicted, as it is plain and unornamented;

FIG. 11 is a front side elevational view of a fifth embodiment of a cover for a housing for an air cleaner, according to the present invention;

FIG. 12 is a back side elevational view of the cover of FIG. 11;

FIG. 13 is a bottom plan view of the cover of FIG. 11;

FIG. 14 is a top plan view of the cover of FIG. 11;

FIG. 15 is a right side elevational view of the cover of FIG. 11; The left side elevational view of the cover of FIG. 11 not being depicted, as it is plain and unornamented;

FIG. 16 is right side elevational view of a sixth embodiment of a cover for a housing for an air cleaner, according to the present invention; the back side elevational view of the cover of FIG. 16 being identical in appearance to FIG. 12; the bottom plan view of the cover of FIG. 16 being identical in appearance to FIG. 13; the top plan view of the cover of FIG. 16 being identical in appearance to FIG. 14; and the front side elevational view of the cover of FIG. 16 being identical in appearance to FIG. 11; the left side elevational view of the cover of FIG. 16 not being depicted, as it is plain and unornamented;

FIG. 17 is a right side elevational view of a seventh embodiment of a cover for a housing for an air cleaner, according to the present invention; the bottom plan view of the cover of FIG. 17 being identical in appearance to FIG. 13; the left side elevational view of the cover of FIG. 17 not being depicted, as it is plain and unornamented;

FIG. 18 is a top plan view of the cover of FIG. 17; and

FIG. 19 is a front side elevational view of the cover of FIG. 17; the back side elevational view being a mirror image thereof; and,

FIG. 20 is a right side elevational view of a eighth embodiment of a cover for a housing for an air cleaner, according to the present invention; the bottom plan view of the cover of FIG. 20 being identical in appearance to FIG. 13; the top plan view of the cover of FIG. 20 being identical in appearance to FIG. 18; the front side elevational view of the cover of FIG. 20 being identical in appearance to FIG. 19, and the back side elevational view being substantially a mirror image of the front side elevational view; the left side elevational view of the cover of FIG. 20 not being depicted, as it is plain and unornamented.

Referenced Cited
U.S. Patent Documents
4491460 January 1, 1985 Tokar
5545241 August 13, 1996 Vanderauwera et al.
5547480 August 20, 1996 Coulonvaux
5755842 May 26, 1998 Patel et al.
Foreign Patent Documents
93/9129 August 1994 ZAX
Other references
  • Declaration of Stan Koehler with Exhibits A-E.
Patent History
Patent number: D412568
Type: Grant
Filed: Sep 12, 1997
Date of Patent: Aug 3, 1999
Assignee: Donaldson Company, Inc. (Minneapolis, MN)
Inventors: Dennis E. Ward (Richfield, MN), Kevin J. Schrage (Spring Valley, MN), Paul R. Coulonvaux (Brussels), Johan G. Dewit (Hamme-Mille), Jeffrey J. Ivarson (San Rafael, CA)
Primary Examiner: Lisa Lichtenstein
Law Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt, P.A.
Application Number: 0/76,662
Classifications
Current U.S. Class: Air Cleaner (D23/364)
International Classification: 2304;