The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 25, 2014
Filed:
Sep. 11, 2012
Yuichi Yanagisawa, Maebashi, JP;
Yoshio Kawai, Ota, JP;
Hironori Ohhashi, Isesaki, JP;
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, JP;
Abstract
Seal structure for electronic control device having a seal portion formed between an outer peripheral surface of a connector and an inner peripheral surface of a housing, and provided with a seal groove and a protruding line. The seal portion has a deep bottom portion having a seal groove, a shallow bottom portion whose seal groove is shallower than that of the deep bottom portion, and a connecting portion connecting these deep and shallow bottom portions. Width of the seal groove of the shallow bottom portion is set to be larger than the deep bottom portion As a position of a seal groove of the connecting portion gets closer to the deep bottom portion from the shallow bottom portion, depth of the seal groove of the connecting portion is set to be gradually larger, and width of the seal groove of the connecting portion is set to be gradually smaller.