Sheave with domed gussets
Description
The rear view is a mirror image of the front view shown in
The right side view is a mirror image of the left side view shown in
The bottom view is a mirror image of the top view shown in
The broken lines in the drawing represent unclaimed environmental material.
Claims
The ornamental design for a sheave with domed gussets, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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| 7594642 | September 29, 2009 | Curchod |
| 20040178398 | September 16, 2004 | Miller et al. |
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| 1604940 | December 2005 | EP |
| WO 2009053822 | April 2009 | WO |
- Drawing of European style sheave—http://www.forjas-irizar.com/html/eng/graf/foto-poleas1.gif, dated: Aug. 25, 2009.
- Miller Products Alloy Steel Sheaves—http://www.millerproducts.net/sheaves.htm, dated Sep. 14, 2009.
Patent History
Patent number: D621240
Type: Grant
Filed: Sep 21, 2009
Date of Patent: Aug 10, 2010
Assignee: The Crosby Group, Inc. (Tulsa, OK)
Inventors: Ernest E. Lutter (Sand Springs, OK), Larry Postelwait (Catoosa, OK)
Primary Examiner: Robert M Spear
Assistant Examiner: Karen Acker
Attorney: Head, Johnson & Kachigian, P.C.
Application Number: 29/343,862
Type: Grant
Filed: Sep 21, 2009
Date of Patent: Aug 10, 2010
Assignee: The Crosby Group, Inc. (Tulsa, OK)
Inventors: Ernest E. Lutter (Sand Springs, OK), Larry Postelwait (Catoosa, OK)
Primary Examiner: Robert M Spear
Assistant Examiner: Karen Acker
Attorney: Head, Johnson & Kachigian, P.C.
Application Number: 29/343,862
Classifications
Current U.S. Class:
D8/356