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:
Jun. 05, 2007
Filed:
Sep. 12, 2003
Applicants:
Charles Martin Rischar, Chardon, OH (US);
Raymond Louis Buvel, Wauwatosa, WI (US);
Joseph Paul Izzo, New Berlin, WI (US);
Jeremy Stephen Vechinski, Milwaukee, WI (US);
Inventors:
Charles Martin Rischar, Chardon, OH (US);
Raymond Louis Buvel, Wauwatosa, WI (US);
Joseph Paul Izzo, New Berlin, WI (US);
Jeremy Stephen Vechinski, Milwaukee, WI (US);
Assignee:
Rockwell Automation Technologies, Inc., Mayfield Heights, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/14 (2006.01); G06F 12/16 (2006.01); G05B 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A safety controller provides for reliable mixed execution of standard and safety control programs held in a common memory by providing a hardware lock that is locked at times when the safety program is not executing to minimize potential corruption of the safety program by the standard program.