Keyed emergency stop switch
Description
Claims
The ornamental design for the keyed emergency stop switch, as shown and described.
Referenced Cited
U.S. Patent Documents
| 5079530 | January 7, 1992 | Tsuchiyama |
| 5723833 | March 3, 1998 | Thrasher |
| 6069327 | May 30, 2000 | Ushimaru |
| D447123 | August 28, 2001 | Winkler |
| D512692 | December 13, 2005 | Beaton |
| D533842 | December 19, 2006 | Tohyama et al. |
| D559794 | January 15, 2008 | Kato et al. |
| 20030234169 | December 25, 2003 | Iwakiri |
| 20090126430 | May 21, 2009 | Zheng |
| 20090126431 | May 21, 2009 | Zheng |
Patent History
Patent number: D605606
Type: Grant
Filed: May 15, 2008
Date of Patent: Dec 8, 2009
Assignee: Zhejiang Kedu Electric Mfg. Co. Ltd (Yueqing)
Inventor: Chun Kai Zheng (Yueqing)
Primary Examiner: Daniel D Bui
Assistant Examiner: Thomas J Johannes
Attorney: Brian D. Smith, P.C.
Application Number: 29/318,172
Type: Grant
Filed: May 15, 2008
Date of Patent: Dec 8, 2009
Assignee: Zhejiang Kedu Electric Mfg. Co. Ltd (Yueqing)
Inventor: Chun Kai Zheng (Yueqing)
Primary Examiner: Daniel D Bui
Assistant Examiner: Thomas J Johannes
Attorney: Brian D. Smith, P.C.
Application Number: 29/318,172
Classifications
Current U.S. Class:
Button Operated (D13/171)