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| Number | Title | Issue Date |
| 4434458 | Auxiliary channel for direct digital control system An auxiliary channel coupled to a selected loop in a plurality of process control loops included in a direct digital control system, the channel serving to expand the frequency response of the selected loop. The system is provided with a digital computer ... | 02/28/1984 |
| 4421468 | Foam molding machine Foam molding apparatus, including a rotatable table, a plurality of molds disposed on the table, a device for heating and cooling each of the molds, a device being fixed in place relative to the table for filling a specific quantity of foamable reaction m... | 12/20/1983 |
| 4396974 | Method of preparing and executing sequence program for sequence controller used in machine tool control A method of preparing and executing a sequence program for effecting the sequence control of a sequence controller for a machine tool by executing a subroutine program. A sequence diagram is prepared, which diagram expresses a function command for a subro... | 08/02/1983 |
| 4371921 | Inertial instrument with a temporally digitized rebalance network An inertial instrument has a temporally digitized rebalance network and at least one associated inertial sensor, position signal generator, and torquer. The rebalance network features a digital torque correction network, a digital pulse width modulation c... | 02/01/1983 |
| 4319338 | Industrial communications network with mastership determined by need An industrial communications network includes microprocessor-based interface circuits which each connect a controller such as a programmable controller to a high speed serial data link. Each interface circuit connects to the data link and its associated c... | 03/09/1982 |
| 4314354 | Memory programmable control A memory programmable control with a processing unit, a program memory, input modules and output modules in which a memory is provided for storing a process image which is renewed in every processing cycle. The process image is an image of the signal stat... | 02/02/1982 |
| 4303973 | Industrial process control system An industrial process control system for use with complex processes having many variables to be controlled. The system includes a CRT screen on which any of a series of predetermined displays can be presented to the process operator. The displays are arranged ... | 12/01/1981 |
| 4304001 | Industrial control system with interconnected remotely located computer control units A control system for controlling an industrial process includes a plurality of remotely located process control units (remotes) each coupled to an associated input/output device(s) and adapted to communicate with one another through a dual channel communi... | 12/01/1981 |
| 4263655 | Digital interface circuit for control of pressure scanner Digital interface circuitry links a number of solenoid-driven, multiple-p, single-transducer pressure-scanning devices to a digital data acquisition microprocessor system having a random access interface which directs operation of the microprocessor CPU.... | 04/21/1981 |
| 4200925 | Inertial instrument with a multiplexed rebalance network An inertial instrument including a multiplexed rebalance network and an associated plurality of inertial sensors and associated position signal generators, and torquers. The rebalance network includes a sampling network, a computing network, and a convers... | 04/29/1980 |
| 4189005 | Fire truck control means Fire fighting system for communication and control of fire fighting equipment, such as maintaining the pressure and providing various warnings of different situations which may arise which cause a decrease in the fire fighting capability of the apparatus ... | 02/19/1980 |
| 4161782 | Microprocessor computerized pressure/temperature/time down-hole recorder A down-hole temperature, pressure and time measuring and digital data storage tool, utilizing self-contained microprocessor-based data taking and data reduction, with power conservation realized by processor controlled powering of data transducers only du... | 07/17/1979 |
| 4152760 | Industrial process control system An industrial process control system to be used with processes which are geographically spread out over a relatively wide field area, with portions thereof located in respective zones, and wherein the process has associated therewith a large number of ins... | 05/01/1979 |
| 4152134 | Electronic control system for an individual section glassware forming machine A control system for a glassware forming machine which has a plurality of individual machine sections each capable of individually forming glassware articles. The control system includes a machine supervisory control means connected to a separate section ... | 05/01/1979 |
| 4149237 | Industrial process control system An industrial process control system to be used with processes which are geographically spread out over a relatively wide field area, with portions thereof located in respective zones, and wherein the process has associated therewith a large number of ins... | 04/10/1979 |
| 4139888 | Autoadaptive working center for programmable automation An autoadaptive working center for programmable automation comprises at least a pair of independently programmable autoadaptive devices adapted to recognize a set of different situations of the working process for addressing a corresponding subroutine of ... | 02/13/1979 |
| 4138669 | Remote monitoring and controlling system for subsea oil/gas production equipment A remote monitoring and controlling system for sub-sea oil/gas production equipment includes a control station for generating an appropriate digital code signal to accomplish a desired function and a cooperating remote station station system for receiving... | 02/06/1979 |
| 4124887 | Real time computer control system for automatic machines A computer controls a plurality of satellite machines in real time via a single bus comprised of undedicated, continuous transmission lines terminated at both ends in matching impedances. Each machine coupled to the bus is addressed and commanded during e... | 11/07/1978 |
| 4092570 | Sequential control device An electric device comprises a master control unit and a plurality of drive units for automatically controlling actuating devices respectively, in series in a plant assembly or process line by simple manipulation of the master control unit. The master con... | 05/30/1978 |
| 4052601 | Control systems for machines and plants generally, particularly described for applications on machine tools A control system for machinery and plants generally, particularly for the applications to machine tools or welding machines for large mass production comprising a centralized unit pre-disposed for the general control of a unit of mechanical groups or mach... | 10/04/1977 |
| 4047003 | Communication control system A plurality of multi-functioning machines are simultaneously controlled by similar transmitter/receiver pairs, one of which is associated with a programmable controller and the other of which is associated with a machine. In the controller terminal, each ... | 09/06/1977 |
| 3996565 | Programmable sequence controller A sequence controller comprising a logic operation circuit for examining an external input with an examine command in accordance with a program. The logic operation circuit comprises block means for discontinuing a next examination of a logical function o... | 12/07/1976 |
| 3988577 | Automated energy systems with computer compatibility The invention comprises apparatus and methods for controlling and monitoring most of the energy systems used by man. An energy level to be maintained is predetermined and electronically established as a time interval. Sensing means are exposed to the actu... | 10/26/1976 |
