Flush valve diaphragm

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Description

FIG. 1 is a top plan view of a first embodiment of a flush valve diaphragm showing my new design, with a central portion shown in broken lines, which do not form part of the new design;

FIG. 2 is a bottom plan view of the first embodiment shown in FIG. 1;

FIG. 3 is an enlarged section taken along lines III—III of FIG. 1, the section shows the material to be made of rubber which does not form a part of the claimed ornamental design;

FIG. 4 is an enlarged section taken along lines IV—IV of FIG. 1, the section shows the material to be made of rubber which does not form a part of the claimed design;

FIG. 5 is an enlarged section taken along section lines V—V of FIG. 1, the section shows the material to be made of rubber which does not form a part of the claimed design;

FIG. 6 is a side elevational of the first embodiment shown in FIG. 1, which appears the same about the circumferential perimeter of the diaphragm, therefore only one side elevational view is provided.

FIG. 7 is a top plan view of a second embodiment of a flush valve diaphragm showing my new design, with a central portion shown in broken lines, which do not form part of the new design;

FIG. 8 is a bottom plan view of the second embodiment shown in FIG. 7;

FIG. 9 is an enlarged section taken along lines IX—IX of FIG. 7, the section shows the material to be made of rubber which does not form a part of the claimed ornamental design;

FIG. 10 is an enlarged section taken along lines X—X of FIG. 7, the section shows the material to be made of rubber which does not form a part of the claimed design;

FIG. 11 is an enlarged section taken along section lines XI—XI of FIG. 7, the section shows the material to be made of rubber which does not form a part of the claimed design; and,

FIG. 12 is a side elevational view of the second embodiment shown in FIG. 7, which appears the same about the circumferential perimeter of the diaphragm, therefore only one side elevational view is provided.

Claims

The ornamental design for a flush valve diaphragm, as shown.

Referenced Cited
U.S. Patent Documents
4327891 May 4, 1982 Allen et al.
5865420 February 2, 1999 Wilson
5967182 October 19, 1999 Wilson
6299128 October 9, 2001 Verdecchia
6408873 June 25, 2002 Hall et al.
Foreign Patent Documents
1 410 753 October 1975 GB
Patent History
Patent number: D470920
Type: Grant
Filed: Sep 12, 2001
Date of Patent: Feb 25, 2003
Assignee: Zurn Industries, Inc. (Erie, PA)
Inventors: William A. Verdecchia (Erie, PA), Michael A. Funari (Apex, NC), Joseph T. O'Connor (Whispering Pines, NC)
Primary Examiner: Nelson C. Holtje
Attorney, Agent or Law Firm: Webb Ziesenheim Logsdon Orkin & Hanson, P.C.
Application Number: 29/148,012
Classifications
Current U.S. Class: Element Or Attachment (D23/249)
International Classification: 2301;