Patents for G05B 9 - Safety arrangements (6,168)
06/1995
06/14/1995EP0610316B1 Process and device for dealing with errors in electronic control devices
06/13/1995CA1335903C Blast spray device
06/06/1995US5422520 Switching control device
05/1995
05/26/1995WO1995014262A1 Transmitter freeze/fault detection
05/24/1995EP0654154A1 Method of input signal resolution for actively redundant process control computers
05/24/1995DE4338598A1 Monitoring and control system for prodn. plant
05/23/1995US5418440 Position control device for servomotor
05/17/1995EP0653708A2 Logic circuit having error detection function, redundant resource management method, and fault tolerant system using it
05/17/1995EP0653690A1 Dual control with dual sensor averaging and substitution
05/03/1995EP0650615A1 A fault-tolerant computer system
05/02/1995US5412643 Duplex field bus system
05/02/1995US5410883 Control system for plant
04/1995
04/25/1995US5410495 Apparatus, systems, and methods for diagnosing anomalous mass flow controller operation
04/25/1995US5410492 Processing data base information having nonwhite noise
04/20/1995DE4407860C1 Dual computer system
04/12/1995EP0647904A1 Apparatus having self-repairing function and method of self-repairing the same
04/11/1995US5406472 Multi-lane controller
04/06/1995DE4434705A1 Method and device for monitoring at least two redundant controller channels of an exciter device of an electric generator
04/04/1995US5404290 Safety operation system
03/1995
03/29/1995EP0645710A2 Method of testing for functionality of a technically signal-unsecure memory for at least in two channels stored information data and arrangement for implementing the method
03/29/1995EP0645026A1 Stealth interface for process control computers
03/23/1995DE4433745A1 Self-test system for a control device for electronic components and self-test method
03/07/1995US5396314 Image forming apparatus having functional redundancy system
03/01/1995EP0640763A1 Method for monitoring at least one electrical load
02/1995
02/28/1995US5394447 Critical function and success path summary display
02/28/1995US5394409 Method of detecting and localizing errors in redundant primary detectors of an automation system
02/16/1995WO1995004674A1 Circuitry for regulating braking systems with an antilocking system and/or a drive slip control
02/15/1995CN1098803A Safety system based on personal computers, especially adapted for railway transporting
02/14/1995US5390105 Method and apparatus for controlling a device
01/1995
01/24/1995US5384765 Automobile multiplex data communication system including fail-safe function for LAN communication network
01/04/1995EP0631673A1 Process control interface system having triply redundant remote field units
12/1994
12/27/1994US5377109 Failsafe digital bus to analog protocol converter system
12/22/1994DE4319750A1 Method and device for the functional supervision of switching outputs, and their use
12/20/1994US5375150 Alarm guided critical function and success path monitoring
12/14/1994EP0130218B2 Method of protecting file of numerical control
12/13/1994CA2017227C Computer network for real time control with automatic fault identification and by pass
12/08/1994WO1994028557A1 System for monitoring an industrial process and determining sensor status
12/06/1994US5370094 Arrangement for controlling an internal combustion engine
12/01/1994DE4317711A1 Method for driving an actuator system
11/1994
11/29/1994US5369569 System for restoring controlled unit from abnormal condition
11/23/1994EP0625740A2 Amplifying system for solenoid controlled proportion valve
11/10/1994DE4415940A1 Apparatus and method for safety control having an analog power output
11/10/1994DE4415541A1 Fehlertolerante programmierbare Steuerung Fault-tolerant programmable logic controller
11/10/1994DE4314531A1 Signal transmission with interference detection
11/10/1994DE4314118A1 Method and device for controlling the drive power of a vehicle
11/09/1994EP0623228A1 Safe system provided with neural circuit.
11/06/1994CA2122384A1 Fault tolerant programmable controller
11/01/1994US5361198 Compact work station control room
10/1994
10/26/1994EP0621521A2 Microprocessor safety system, in particular applicable to the field of railways transportation
10/22/1994CA2121714A1 Microprocessor based safety system applicable, in particular, to the field of rail transport
10/18/1994US5357425 Method and apparatus for controlling a real time system
10/18/1994US5357422 Read-only sequence controller
10/18/1994US5357417 Disturbance-limiting circuit of redundant type for regulation equipment
10/11/1994US5355395 Dynamic alarm presentation in a nuclear plant control room
10/11/1994US5355062 Positioning and control apparatus that is interactively programmable using a display
10/05/1994EP0618530A1 Finite state machine with means for the reduction of noise effects
10/04/1994US5353316 Alarm acknowledgement in a nuclear plant control room
10/04/1994US5353315 Priority coding for control room alarms
09/1994
09/29/1994DE4401467A1 Operating method for a redundant automation system constructed from at least two partial systems
09/28/1994EP0617225A1 Method and apparatus for safety monitoring of safety devices for machines
09/27/1994US5350900 Temperature control having improved reliability as a result of having plurality of control means and disabling means
09/22/1994DE4308280A1 Method for monitoring the electric connection between a potentiometer (voltage divider) and an electronic evaluation system and a circuit arrangement for carrying out the method
09/21/1994EP0616274A1 Synchronisation method for an automation system
09/15/1994WO1994021030A1 Process for preventing damage to numerically controlled machines in the event of a power failure
09/14/1994EP0615180A1 Electrical monitoring device
09/13/1994US5347553 Method of installing a control room console in a nuclear power plant
08/1994
08/30/1994US5343192 Fuse or circuit breaker status indicator
08/30/1994US5343145 Method and apparatus for monitoring the proper operation of a hall effect device used in detecting buried magnets in a control system for materials handling vehicles
08/17/1994EP0611171A1 Synchronization system for redundant tasks
08/17/1994EP0610316A1 Process and device for dealing with errors in electronic control devices.
08/16/1994US5339237 Method for interlock tracing for discrete devices in a process control system
08/10/1994EP0436543B1 Failure detection mechanism for microcontroller based control system
08/02/1994CA1331216C Fail safe monitoring apparatus and method
07/1994
07/20/1994EP0606469A1 Failsafe digital bus to analog protocol converter system
07/20/1994CN1089732A Safety operation system for manipulator
07/13/1994EP0605556A1 Wheel speed verification system.
07/12/1994CA2038424C Control system for excitation of synchronous machine
07/07/1994DE4244014A1 Detection and identification of sensor errors e.g. for aircraft controller
07/05/1994US5325678 Temperature controller apparatus
06/1994
06/29/1994EP0604091A2 Monitoring and controlling method and system
06/22/1994EP0602657A2 Safety operation system for manipulator
06/15/1994EP0601150A1 Motor vehicle control device.
06/09/1994DE4240957A1 Monitoring industrial computer-controlled process contg. redundant regulators - checking functioning and error flags of controllers and computer to activate electronic, optical of acoustic fault indicator when computer or controller drops out
06/08/1994EP0600311A2 Circuit for the safety monitoring of switching devices
05/1994
05/31/1994US5317470 Control system including a switching circuit for ensuring proper operation when operating power is removed from a portion of the control system
05/25/1994EP0598686A2 Read-only sequence controller
05/24/1994CA2013335C Real time, fail safe process control system and method
05/17/1994US5313386 Programmable controller with backup capability
05/17/1994CA1329645C Fail-safe potentiometer feedback system
05/03/1994CA1329248C Control system for industrial plant
04/1994
04/26/1994US5307058 Remote supervisory and controlling system
04/20/1994EP0592609A1 Signal selection system
04/12/1994US5303143 Monitoring circuit for a multiprocessor means of an apparatus or of a system
03/1994
03/31/1994WO1993020488A3 Process control interface system having triply redundant remote field units
03/31/1994DE4332107A1 Sensor for detecting presence of fault and switching operation to predetermined emergency mode - while signalling presence of fault, simplifying the subsequent problem of carburettor mixt. fault identification and rectification
03/31/1994DE4236525C1 Schaltungsanordnung zur Absicherung eines elektronischen Regelsystems gegen sicherheitskritische Zustände Circuit arrangement for securing an electronic control system to safety-critical conditions
03/23/1994EP0588529A2 Fuse or circuit breaker status indicator
03/17/1994WO1994006064A1 Arrangement with several analog input units
03/02/1994EP0584566A2 Method for fault detection in the analysis of output signals of an r.p.m. sensor
03/01/1994US5291389 Sequential function chart (SFC) controller for controlling a machine in reverse operation
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