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.

Date of Patent:
Oct. 03, 2006

Filed:

Sep. 30, 2003
Applicant:

Anthony Gerard Gibart, New Berlin, WI (US);

Inventor:

Anthony Gerard Gibart, New Berlin, WI (US);

Assignee:

Rockwell Automation Technologies, Inc., Mayfield Heights, OH (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05B 9/02 (2006.01); G05B 13/02 (2006.01); G06F 19/00 (2006.01); G08C 19/04 (2006.01); G08C 19/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A safety controller having a total worst case propagation delay, exceeding the required propagation delay required by a safety process, may be used to control the safety process by monitoring actual delays in signal processing in the safety controller and moving to a safety state if a signal delay exceeds an amount less than the total worst case propagation delay.


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