Stringer of a belt conveyor system
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Description
Claims
The ornamental design for a stringer of a belt conveyor system, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
2309723 | January 1943 | Wilson |
2808173 | October 1957 | Patnode |
2871536 | February 1959 | Childress |
2889907 | June 1959 | Sullivan |
2918242 | December 1959 | Olivette et al. |
2919113 | December 1959 | Cofield |
3004640 | October 1961 | Macomber |
3094197 | June 1963 | Attwood |
3095184 | June 1963 | Boxberger |
3284971 | November 1966 | Attwood |
3477187 | November 1969 | Fruman |
3524292 | August 1970 | Bottom |
3974777 | August 17, 1976 | Monne |
D258500 | March 10, 1981 | Kloefkorn et al. |
4750307 | June 14, 1988 | Slager |
5150655 | September 29, 1992 | Sakai |
D360728 | July 25, 1995 | Nozaki |
D385078 | October 14, 1997 | Thom, Jr. |
5732516 | March 31, 1998 | Ellsworth |
5769240 | June 23, 1998 | Middour et al. |
6021618 | February 8, 2000 | Elderson |
6108996 | August 29, 2000 | McGinnis |
D431659 | October 3, 2000 | Bouchard |
D441876 | May 8, 2001 | Eaton |
D561421 | February 5, 2008 | Cheng et al. |
D585175 | January 20, 2009 | Campbell et al. |
D600827 | September 22, 2009 | Ratanasiriwilai |
7637368 | December 29, 2009 | Andreoli |
7673433 | March 9, 2010 | Rutman et al. |
20040007150 | January 15, 2004 | Gleave |
20040163925 | August 26, 2004 | Ledingham |
20080157041 | July 3, 2008 | Martin |
20100044281 | February 25, 2010 | Johnson et al. |
- Dahlstrom Catalog, Mar. 2003, Internet Search, p. 81, Item 3710.
Patent History
Patent number: D617521
Type: Grant
Filed: Jul 2, 2009
Date of Patent: Jun 8, 2010
Assignee: Martin Engineering Company (Neponset, IL)
Inventor: Robert Todd Swinderman (Palm Coast, FL)
Primary Examiner: Cynthia E Ramirez
Attorney: Thompson Coburn LLP
Application Number: 29/339,625
Type: Grant
Filed: Jul 2, 2009
Date of Patent: Jun 8, 2010
Assignee: Martin Engineering Company (Neponset, IL)
Inventor: Robert Todd Swinderman (Palm Coast, FL)
Primary Examiner: Cynthia E Ramirez
Attorney: Thompson Coburn LLP
Application Number: 29/339,625
Classifications
Current U.S. Class:
Belt Or Roller Conveyor (D34/29);
Element Or Attachment (D34/35);
Bilaterally Symmetrical (D25/121)