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Electrical & Energy
Class Information
Number:
236/26R
Name:
Automatic temperature and humidity regulation
>
Closed fluid heaters
> Pressure-operated
Description:
Sub-classes under this class:
Class Number
Class Name
Patents
236/30
Bourdon type
0
236/31
Float
0
236/26A
Gas burner controls
4
236/26C
Pressure responsive elements per se
1
236/26B
Pressure responsive means controls draft
0
236/26F
Pressure responsive means controls fluid coupling
0
236/26D
Pressure responsive means controls forced draft
2
236/26E
Pressure responsive means controls oil burner
1
236/29
Relay, puppet
0
236/28
Stroke retarding
0
236/27
With balancing pressure chamber
1
Patents under this class:
Patent Number
Title Of Patent
Date Issued
7096828
Self cleaning boiler and steam generator
Aug. 29, 2006
6158231
Temperature regulating system employing thermostatic switching devices to assure safe operation of the system in both hazardous and non-hazardous applications
Dec. 12, 2000
4787554
Firing rate control system for a fuel burner
Nov. 29, 1988
4513909
Fuel burner control system with low fire hole
Apr. 30, 1985
4513910
Adaptive low fire hold control system
Apr. 30, 1985
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