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Publication numberUSD624938 S1
Publication typeGrant
Application numberUS 29/344,882
Publication dateOct 5, 2010
Filing dateOct 6, 2009
Priority dateJun 19, 2007
Also published asCA2631943A1, CA2631943C, US7607489, US7857073, US20080314606, US20100018731, USD615107, USD615108, USD615562
Publication number29344882, 344882, US D624938 S1, US D624938S1, US-S1-D624938, USD624938 S1, USD624938S1
InventorsShane P. Kelly, Peter L. L. Kelly
Original AssigneeKelly Shane P, Kelly Peter L L
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Concave disc
US D624938 S1
Abstract  available in
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  1. The ornamental design for a concave disc, as shown and described.

FIG. 1 is a perspective view of a concave disc showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of the hook and eye portion in FIGS. 1-7 is included for the purpose of illustrating environmental structure and forms no part of the claimed design.

Referenced by
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US7963345Dec 4, 2009Jun 21, 2011Donnie Wayne HicksApparatus and method for adjusting tension of a harrowing chain
US8662195May 6, 2011Mar 4, 2014HHP Engineering Solutions International, Inc.Apparatus for adjusting tension and positioning of a harrowing chain
US20110132629 *Dec 4, 2009Jun 9, 2011Donnie HicksApparatus and method for adjusting tension of a harrowing chain
US20110203818 *May 6, 2011Aug 25, 2011Donnie Wayne HicksApparatus for Adjusting Tension and Positioning of a Harrowing Chain
USD736269Jan 25, 2013Aug 11, 2015Kentyn Scott PatersonGround engaging element for an agricultural tillage chain
USD742430 *Dec 12, 2013Nov 3, 2015Handy Button Machine Co.Tufting disc
USD742725Feb 14, 2014Nov 10, 2015Kentyn Scott PatersonMounting hub
USD748680 *Aug 27, 2014Feb 2, 2016Hard Metals Australia Pty LimitedDisc harrow blade
U.S. ClassificationD15/28, D15/29
Cooperative ClassificationA01B23/06, A01B21/08
European ClassificationA01B21/08, A01B23/06