1
Timothy F Thompson, Robert M Wojcik: Methods and apparatus for system fault diagnosis and control. Westinghouse Electric, D R Lackey, March 10, 1987: US04649515 (264 worldwide citation)

Method and apparatus for monitoring and diagnosing sensor and interactive based process systems. The knowledge base concerning the process system per se is in the form of a list stored in memory, which list includes domain specific rules in evidence-hypothesis form. This domain dependent information ...


2
Eric A Udren: Regenerator for an intrabundle power-line communication system. Westinghouse Electric, D R Lackey, October 2, 1984: US04475209 (176 worldwide citation)

A regenerator for providing detection, remodulation, and retransmission of a digital data signal propagated in the differential mode over a pair of bundle conductors of a power line. The electric power signal, propagated in the common mode over the same bundle conductors, is conducted through the re ...


3
Ian A Whyte, Louis G Ottobre, James P McGivern: Distribution network power line communication system including addressable interrogation and response repeater. Westinghouse Electric Corporation, D R Lackey, June 29, 1976: US03967264 (135 worldwide citation)

A distribution network power line communication system which is divided into addressable communication zones defined by repeaters located at the distribution transformers of the distribution network. Each repeater, when uniquely addressed by an interrogation signal from an interrogating source, stri ...


4
Ian A Whyte: Distribution network powerline carrier communication system. Westinghouse Electric Corporation, D R Lackey, March 2, 1976: US03942170 (130 worldwide citation)

A distribution powerline carrier communication system for providing distribution automation functions. The communication system includes a distribution powerline, with inductive couplers and frequency translating repeaters cooperating to circumvent signal obstructions, such as distribution transform ...


5
Ian A Whyte: Distribution network power line communication system. Westinghouse Electric Corporation, D R Lackey, March 2, 1976: US03942168 (125 worldwide citation)

A distribution network power line communication system including a central communication terminal at a distribution substation in signal communication with a plurality of remote communication terminals via the electrical distribution power lines. The central communication terminal uniquely addresses ...


6
Ian A Whyte, Stephen R Swanson: High voltage signal coupler for a distribution network power line carrier communication system. Westinghouse Electric, D R Lackey, February 27, 1979: US04142178 (114 worldwide citation)

A high voltage signal coupler couples carrier communication signals between a distribution network primary conductor and communication elements located at spaced intervals on the distribution network. A single bushing, high frequency, coupling capacitor communicates the carrier communication signals ...


7
Eric A Udren: Power-line baseband communication system. Westinghouse Electric, D R Lackey, September 11, 1984: US04471399 (105 worldwide citation)

A communication system for transmitting baseband digital signals on an electrical power line. A pulse generator produces digital signals which are limited to a frequency spectrum of 30 kHz to 300 kHz and applied directly, i.e., without modulation, to an electrical power line. At the receiving termin ...


8
Irvin L Hansen, Randall W Haack: Combination transformer with common core portions. Westinghouse Electric, D R Lackey, December 11, 1984: US04488136 (101 worldwide citation)

A combination transformer with common yoke core characterized by the combination of a main transformer and series transformers, which transformers have separate and complete core and coil assemblies with a common core leg or yoke to reduce the core size, weight and loss.


9
Jay L Hanson, Romuald M Jurewicz: Methods and apparatus for monitoring the operation of a transport refrigeration system. Thermo King Corporation, D R Lackey, January 26, 1993: US05181389 (99 worldwide citation)

A transport refrigeration unit, and methods and apparatus for monitoring the operation thereof, with the unit conditioning a load to a selected set point temperature via commanded cooling and heating cycles. A thermostat provides a digital signal as a function of the load temperature and the selecte ...


10
Robert L Harrington, Terry G Larson, Richard F Unger: Strain relief clamp. Thermo King Corporation, D R Lackey, June 27, 1989: US04842227 (96 worldwide citation)

A strain relief clamp suitable for protecting power cables, fuel lines, wire harnesses, and the like, which includes first and second identical metallic clamp members. Each of the first and second clamp members includes first and second ends and a right angle bend which forms first and second leg po ...