US 7,591,159 B2
Ignition switch device
Akihiko Tsuchikiri, Hamamatsu (Japan); Takehiro Sakai, Sakai (Japan); Masaaki Ueda, Sakai (Japan); Keisuke Miura, Sakai (Japan); and Hiroshi Kawanami, Sakai (Japan)
Assigned to Asahi Denso Co., Ltd., Hamamatsu-shi (Japan); and Kubota Corporation, Osaka (Japan)
Filed on May 28, 2008, as Appl. No. 12/127,984.
Claims priority of application No. 2007-140472 (JP), filed on May 28, 2007.
Prior Publication US 2008/0295553 A1, Dec. 04, 2008
Int. Cl. E05B 17/18 (2006.01)
U.S. Cl. 70—252  [70/423; 70/427; 70/454; 70/455; 70/DIG. 30] 8 Claims
OG exemplary drawing
 
1. An ignition switch device comprising:
a switching means having a key hole allowing a regular ignition key to be inserted thereinto, and capable of being rotationally operated in a predetermined direction with the inserted ignition key to start and stop an engine of an industrial machine;
a case covering the switching means and formed with an insertion hole allowing the key hole to face the outside;
a shutter disposed on a surface of the case, and rotatable substantially parallel to the surface between a closed position where the insertion hole of the case is closed and an open position where the insertion hole is opened to allow the key hole to face outside; and
a gutter formed on the surface of the case and extending toward an outer end of the case, wherein a base end of the gutter communicates with the insertion hole, to allow water to drain toward an outer end of the case.