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:
Nov. 03, 2015
Filed:
Mar. 28, 2013
Applicant:
Idem Safety Switches Limited, Wigan, GB;
Inventors:
Medi Mohtasham, Manchester, GB;
Hamed Faridfar, Manchester, GB;
Vincent Crolla, Warrington, GB;
Timothy Jennings, Manchester, GB;
Assignee:
Idem Safety Switches Limited, Wigan, GB;
Primary Examiner:
Int. Cl.
CPC ...
H01H 9/28 (2006.01); H01H 27/00 (2006.01); H01H 27/06 (2006.01);
U.S. Cl.
CPC ...
H01H 9/285 (2013.01); H01H 27/00 (2013.01); H01H 2027/066 (2013.01);
Abstract
A safety interlock switch with coded interlocking to provide tamper resistance, the coded interlocking having two differently coded technologies. In a preferred embodiment one technology is mechanical in the form of a coded-cam system operated by a coded-tongue, the other is electronic comprising a non-contact coded RFID sensor, and wherein the switch is only enabled when the two different codes have been correctly applied.