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Class Information
Number: 236/79
Name: Automatic temperature and humidity regulation > Motors > Fluid-operated > Relay
Description: Devices operated by fluid pressure and controlled by a relay, which is in turn controlled by means responsive to the temperature to be regulated.

Sub-classes under this class:

Class Number Class Name Patents
236/82 Compound 10
236/84 Electric 44
236/85 Pressure-operated 2
236/80R Shunt 37
236/81 Snap-acting 2
236/ Thermostatic 0

Patents under this class:

Patent Number Title Of Patent Date Issued
6837441 Thermostat with clock-burst control of trip point Jan. 4, 2005
6510699 Displacement control apparatus for variable displacement compressor Jan. 28, 2003
6223993 Climate control device May. 1, 2001
4346838 Timed rate pneumatic control Aug. 31, 1982
4315521 Fluid pressure signal controller Feb. 16, 1982

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