Cylindrical cage for a filter

- Pall Corporation
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Description

FIG. 1 is a front view of a cylindrical cage for a filter showing a first embodiment of my design;

FIG. 2 is a front view of a cylindrical cage for a filter showing a second embodiment of my design;

FIG. 3 is a front view of a cylindrical cage for a filter showing a third embodiment of my design;

FIG. 4 is a front view of a cylindrical cage for a filter showing a fourth embodiment of my design;

FIG. 5 is a front view of a cylindrical cage for a filter showing a fifth embodiment of my design; and,

FIG. 6 is a front view of a cylindrical cage for a filter showing a sixth embodiment of my design.

The broken line showing of the end caps is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D149380 April 1948 Schaefer
D250124 October 31, 1978 Glaspie et al.
D255480 June 17, 1980 Zieg
D320062 September 17, 1991 Meissner
D349567 August 9, 1994 Miller et al.
D354796 January 24, 1995 Smith, Sr.
2321905 June 1943 Briggs
3241680 March 1966 Humbert, Jr.
3442392 May 1969 Skelley
4402830 September 6, 1983 Pall
5039413 August 13, 1991 Harwood et al.
5252207 October 12, 1993 Miller et al.
5275743 January 4, 1994 Miller et al.
Foreign Patent Documents
1337170 December 1971 GBX
Other references
  • "Ultipor Composite Filter Structure", Pall Corporation, 1992.
Patent History
Patent number: D374476
Type: Grant
Filed: Sep 19, 1995
Date of Patent: Oct 8, 1996
Assignee: Pall Corporation (East Hills, NY)
Inventors: Roger E. Page (Hampshire), George B. Peacock (West Sussex), James T. Connors, Jr. (Groton, NY)
Primary Examiner: Antonine Duval Davis
Law Firm: Leydig, Voit & Mayer
Application Number: 0/44,732
Classifications
Current U.S. Class: Filter Or Strainer (2) (D23/209)