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:
Dec. 06, 2011
Filed:
Dec. 16, 2008
Applicants:
Julian Poyner, Stockport, GB;
Derek Jones, Galloway, GB;
Derek Sawyer, Granada, ES;
Inventors:
Assignee:
Rockwell Automation Limited, Malden, Essex, GB;
Primary Examiner:
Int. Cl.
CPC ...
H01H 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A safety switch for affecting the operating state of equipment to which the safety switch is at least indirectly connected. The safety switch includes a configuration, such as a number of contacts, that is arranged to change from a first condition to a second condition depending on whether or not an actuator has been engaged with or disengaged from the safety switch. The safety switch includes an arrangement for determining information that is at least indicative of an operational property of the configuration, and for storing information that is at least indicative of the obtained information.