Patent
   D778413
Priority
Sep 04 2014
Filed
Feb 27 2015
Issued
Feb 07 2017
Expiry
Feb 07 2031
Assg.orig
Entity
unknown
0
22
n/a
The ornamental design for a grip ring for pipe connecting device, as shown and described.

FIG. 1 is a perspective view of the present design;

FIG. 2 is a front view;

FIG. 3 is a rear view;

FIG. 4 is a left side view;

FIG. 5 is a right side view;

FIG. 6 is a plan view;

FIG. 7 is a bottom view;

FIG. 8 is a cross-sectional view of section 8-8 of FIG. 2;

FIG. 9 is a section view showing the article in a position of use and a state in which a grip ring for pipe connecting device is positioned between a pipe and pipe connection device;

FIG. 10 is an enlarged detail view of FIG. 9;

FIG. 11 is a section view showing the article in a position of use and a state in which a pair of sharp portions penetrates the pipe by pressure; and,

FIG. 12 is an enlarged detail view of FIG. 11.

The broken lines shown in the drawings are for the purpose of illustrating environment that form no part of the claim. The dot dash broken line indicates cutoff boundaries for enlarged detailed portion views and form no part of the claim.

Lee, Kwang Won

Patent Priority Assignee Title
Patent Priority Assignee Title
4343480, Jun 23 1980 Vassallo Research & Development Corporation Pipe bell and gasket
4921258, Aug 08 1988 Aeroquip Corporation Adapter seal
856106,
8622399, Sep 10 2008 S & B Technical Products, Inc. Composite sealing gasket and process for belling plastic pipe
8651532, Dec 19 2007 BAUCONNECT GMBH & CO , KG Device for connecting two pipes with different external diameters
20070069479,
20100230949,
20130119655,
20130154260,
20130200613,
20150267849,
20150308595,
D330073, Mar 21 1989 Vassallo Research & Development Corp. Gasket
D342567, Oct 11 1989 Sonn Chsen A.S. Gasket for corrugated pipes
D347885, Apr 18 1990 FORSHEDA AB, A CORP OF SWEDEN Sealing ring for sealing jointed pipes
D360021, Mar 01 1993 Lindab AB Circular sleeve coupling
D364918, Apr 11 1994 Flanged pipe coupler
D526705, Apr 20 2005 Victaulic Company Wedge seal with grooved perimeter
D557386, May 30 2006 S & B Technical Products, Inc. Pipe gasket
D620086, May 15 2007 United States Pipe and Foundry Company Pipe gland
D625783, May 04 2010 Victaulic Company Gusset pipe coupling
D638523, Jul 20 2010 WARTSILA JAPAN LTD Seal ring for stern tube
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 27 2015JUNG WOO METAL IND. CO., LTD.(assignment on the face of the patent)
Apr 01 2015LEE, KWANG WONJUNG WOO METAL IND CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0353090760 pdf
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