1
Ronald J Liebl, Alan J Bronikowski, Thomas C Holdorf, Lawrence J Strojny, Mark W Tellier: Energy control system. Johnson Service Company, Foley & Lardner, February 22, 1994: US05289362 (210 worldwide citation)

A control system for controlling a climate control device, such as an HVAC device within a premise, utilizes real time price tier data supplied by the utility company to achieve economical temperature regulation of the premise. The control system regulates temperature based on time of day data and d ...


2
Paul H Froehling, Jude R Anders, Lawrence J Strojny, James M Rehberger: Direct digital control apparatus for automated monitoring and control of building systems. Johnson Service Company, Larry L Shupe, Joseph J Jochman Jr, John Phillip Ryan, January 29, 1985: US04497031 (175 worldwide citation)

A low level, microprocessor based direct digital system controller includes power supply means for providing a source of regulated electrical power to the controller. A field programmable processor means transfers selected data base information to and receives status signals from a field interface m ...


3
Lawrence J Strojny, Paul Froehling, Robert D Galaszewski: Data communications systems employing redundant series transmission loops. Johnson Controls, Andrus Sceales Starke & Sawall, June 26, 1979: US04159470 (60 worldwide citation)

A loop communication system includes a loop controller originating and terminating parallel output multiple bit message frames over a pair of trunks to remote stations, each of which includes a multiplexing connection means to the incoming trunk segments, with means to selectively and operably conne ...


4
Gary A Romanowich, Lawrence J Strojny, Gerald A Duenkel: Motorized actuator with a variable stall level. Johnson Controls Technology Company, Foley & Lardner, December 17, 2002: US06495981 (13 worldwide citation)

An actuator for an HVAC system includes a motor coupled by a gear train to an output connector. A spring coupled to the gear train stores energy when the motor is driven in one direction and releases stored energy when the motor is driven in the opposite direction. The spring returns the output conn ...


5
Lawrence J Strojny, Gerald A Duenkel: Electric actuator return-to-normal using capacitor energy storage with regulated output. Johnson Service Company, Quarles & Brady, December 22, 1998: US05852333 (10 worldwide citation)

An electric actuator return-to-normal failsafe system that utilizes a bank of storage capacitors to store electrical energy for returning an electrical actuator to a safe position in the event of a power failure. The failsafe system includes a regulator circuit that regulates the output of the stora ...


6
Gary A Romanowich, Lawrence J Strojny, Gerald A Duenkel: Motorized actuator with a variable stall level. Quarles & Brady, August 15, 2002: US20020109473-A1

An actuator for an HVAC system includes a motor coupled by a gear train to an output connector. A spring coupled to the gear train stores energy when the motor is driven in one direction and releases stored energy when the motor is driven in the opposite direction. The spring returns the output conn ...