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Class Information
Number: 236/99E
Name: Automatic temperature and humidity regulation > Thermostatic > Expanding fluid > Plural temperature sensors

Patents under this class:

Patent Number Title Of Patent Date Issued
8244383 Controller interface with multiple day programming Aug. 14, 2012
7845575 Temperature-actuated valve assembly Dec. 7, 2010
6857577 Thermally powered VAV diffuser and control assembly Feb. 22, 2005
6702187 Air diffuser Mar. 9, 2004
6634322 Heat exchanger tempering valve Oct. 21, 2003
5556027 Hydronic heating outdoor temperature reset supply water temperature control system Sep. 17, 1996
5065595 Thermostatic expansion valve Nov. 19, 1991
4955431 Cooling device for an internal combustion engine and method for controlling such a cooling device Sep. 11, 1990
4648246 Arrangement for determining the difference between differing and changing temperatures for activating a control, regulating, measuring or recording process and the application of the arrangeme Mar. 10, 1987
4497438 Adaptive, modulating boiler control system Feb. 5, 1985
4294402 Control devices for heaters Oct. 13, 1981
4215816 Thermally controlled valve with safety inspection feature Aug. 5, 1980
4203545 Thermostatically responsive valve mechanism May. 20, 1980
4165034 Fluid mixing valve construction and method of making the same Aug. 21, 1979
4155504 Thermostatic ventilator actuator May. 22, 1979
4114682 Apparatus for heating, cooling or air-conditioning a room Sep. 19, 1978
4054859 Flame probe Oct. 18, 1977
4017027 Lead-lag compensated temperature sensor Apr. 12, 1977
3994269 Multistep fluid control valve Nov. 30, 1976

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