Invention Grant
- Patent Title: Safety controller with hardware memory lock
- Patent Title (中): 安全控制器带硬件锁存
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Application No.: US10661885Application Date: 2003-09-12
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Publication No.: US07228390B2Publication Date: 2007-06-05
- Inventor: Charles Martin Rischar , Raymond Louis Buvel , Joseph Paul Izzo , Jeremy Stephen Vechinski
- Applicant: Charles Martin Rischar , Raymond Louis Buvel , Joseph Paul Izzo , Jeremy Stephen Vechinski
- Applicant Address: US OH Mayfield Heights
- Assignee: Rockwell Automation Technologies, Inc.
- Current Assignee: Rockwell Automation Technologies, Inc.
- Current Assignee Address: US OH Mayfield Heights
- Agent Keith M. Baxter; R. Scott Speroff
- Main IPC: G06F12/14
- IPC: G06F12/14 ; G06F12/16 ; G05B11/00
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.
Public/Granted literature
- US20050060508A1 Safety controller with hardware memory lock Public/Granted day:2005-03-17
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