Filter frame holding flexible, irregular media

- Donaldson Company, Inc.
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Description

FIG. 1 is a perspective view of a filter frame holding flexible, irregular media;

FIG. 2 is a top plan view of FIG. 1;

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

FIG. 4 is a front elevational view of FIG. 1, the rear elevational view being similar in appearance; the flexible, irregular media providing some variation in appearance;

FIG. 5 is an end elevational view of FIG. 1, the opposite end elevational view being similar in appearance; the flexible, irregular media providing some variation and appearance;

FIG. 6 is a perspective view of a second embodiment of a filter frame holding flexible, irregular media, the filter media being lined to indicate that it is a blue color;

FIG. 7 is a top plan view of FIG. 6;

FIG. 8 is a bottom plan view of FIG. 6;

FIG. 9 is a front elevational view of FIG. 6, the rear elevational view being similar in appearance; the flexible, irregular media providing some variation in appearance; and,

FIG. 10 is an end elevational view of FIG. 6, the opposite end elevational view being similar in appearance, the flexible, irregular media providing some variation in appearance.

Claims

The ornamental design for filter frame holding flexible, irregular media, as shown and described.

Referenced Cited
U.S. Patent Documents
3019854 February 1962 O'Bryant
3209917 October 1965 Yelinek
3676242 July 1972 Prentice
3807150 April 1974 Maracle
3831765 August 1974 Flynn et al.
3841953 October 1974 Lohkamp et al.
3849241 November 1974 Butin et al.
3878014 April 1975 Melead
4322231 March 30, 1982 Hilzendeger et al.
4449993 May 22, 1984 Bergeron
4521233 June 4, 1985 Vossen
4999038 March 12, 1991 Lundberg
5547480 August 20, 1996 Coulonvaux
5672399 September 30, 1997 Kahlbaugh et al.
5714126 February 3, 1998 Frund
5730766 March 24, 1998 Clements
5755844 May 26, 1998 Arai et al.
5800587 September 1, 1998 Kahlbaugh et al.
5863482 January 26, 1999 Schlör et al.
5893945 April 13, 1999 Hunsinger et al.
5897676 April 27, 1999 Engel et al.
5902361 May 11, 1999 Pomplun et al.
5958097 September 28, 1999 Schlör et al.
Foreign Patent Documents
997684 September 1976 CA
2155522 May 1973 DE
0 113 565 July 1984 EP
WO 99/47237 September 1999 WO
Patent History
Patent number: D455483
Type: Grant
Filed: Jun 14, 2000
Date of Patent: Apr 9, 2002
Assignee: Donaldson Company, Inc. (Minneapolis, MN)
Inventors: Steven Scott Gieseke (Richfield, MN), Wayne R. W. Bishop (St. Louis Park, MN)
Primary Examiner: Lisa Lichtenstein
Attorney, Agent or Law Firm: Merchant & Gould P.C.
Application Number: 29/125,015
Classifications
Current U.S. Class: Filter (D23/365)
International Classification: 2304;