Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 236/26R
Name: Automatic temperature and humidity regulation > Closed fluid heaters > Pressure-operated

Sub-classes under this class:

Class Number Class Name Patents
236/30 Bourdon type 0
236/31 Float 0
236/26A Gas burner controls 5
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

  Recently Added Patents
Semiconductor device manufacture in which minimum wiring pitch of connecting portion wiring layer is less than minimum wiring pitch of any other wiring layer
Message transfer apparatus, output method, and computer program product
Systems and methods for detailed error reporting in data storage systems
Systems and methods for facilitating communication with foundation fieldbus linking devices
Communication terminal device, and recording medium
Method and apparatus for coordinating hopping of resources in wireless communication systems
  Randomly Featured Patents
Pigment dispersing agent
Methods and compositions for treating flaviviruses and pestiviruses
Portable phone
Attachable and size adjustable surface electrode for laryngeal electromyography
Ducted fan gas turbine engine
Fuel nozzle and method of repair
Quadrature phase shift interferometer (QPSI) decoder and method of decoding
Systems and methods for wavefront measurement
Automatic braking device for controlling movement of vehicle in unintended direction of the driver with target brake decreasing control
Adjustable recessed door hinge