Gate valve seal

Information

  • Patent Grant
  • D633991
  • Patent Number
    D633,991
  • Date Filed
    Tuesday, May 26, 2009
    15 years ago
  • Date Issued
    Tuesday, March 8, 2011
    13 years ago
  • US Classifications
    Field of Search
    • US
    • D23 262
    • D23 269
    • 277 351-359
    • 277 572000
    • 277 563000
    • 277 504000
  • International Classifications
    • 2301
    • Term of Grant
      14Years
Abstract
Description


FIG. 1 is a perspective view of a gate valve seal, in accordance with a first embodiment of the present invention;



FIG. 2 is a top plan view of the gate valve seal shown in FIG. 1, wherein the bottom plan view is identical to the top plan view;



FIG. 3 is a front plan view of the gate valve seal shown in FIG. 1, wherein the rear and side plan views are identical to the front plan view;



FIG. 4 is a cross-sectional view of the gate valve seal shown in FIG. 1, taken along the line 44 in FIG. 2;



FIG. 5 is a close-up view of detail 5 shown in FIG. 4;



FIG. 6 is a perspective view of a gate valve seal, in accordance with a second embodiment of the present invention;



FIG. 7 is a top plan view of the gate valve seal shown in FIG. 6, wherein the bottom plan view is identical to the top plan view;



FIG. 8 is a front plan view of the gate valve seal shown in FIG. 6, wherein the rear and side plan views are identical to the front plan view;



FIG. 9 is a cross-sectional view of the gate valve seal of FIG. 6, taken along the line 99 in FIG. 7; and,



FIG. 10 is a close-up view of detail 10 shown in FIG. 9.


Each embodiment of the present design has a uniform cross-section when taken at any point around the circumference of the seal.


The cross hatching shown in the cross-sectional views is included to designate the material of the seal in accordance with United States patent drawing conventions, and forms no part of the claimed design.


Claims
  • The ornamental design for a gate valve seal, as shown and described.
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Foreign Referenced Citations (9)
Number Date Country
11020128 Jan 1999 JP
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319758 Mar 1993 TW
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253730 Dec 2004 TW
265252 Nov 2006 TW