Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 236/23
Name: Automatic temperature and humidity regulation > Closed fluid heaters > Combined thermostat and flow controlled > One valve
Description: Devices in which the heating means, usually a gas-burner, is controlled by the combined action of a thermostat in the fluid heated and a flow-motor operated by the flow of the fluid heated, the thermostat and motor controlling the movement of a single control-valve.

Patents under this class:

Patent Number Title Of Patent Date Issued
5092519 Control system for water heaters Mar. 3, 1992
4880157 Capacity control for integrated furnace Nov. 14, 1989
4738395 Fluid flow rate detector and system Apr. 19, 1988
4497434 Detector of the flowing of a fluid in a pipe and energy saving device for a hot water system using this detector Feb. 5, 1985
4304249 Control units Dec. 8, 1981
4184457 Water flow responsive control for a liquid heater Jan. 22, 1980

  Recently Added Patents
Segmenting video based on timestamps in comments
Device and method for arranging vials
Method for producing SOI substrate and SOI substrate
Lookup front end packet input processor
Curable sublimation marking material and sublimation transfer process using same
Method of generating integrated circuit model
Lentiviral gene transfer vectors and their medicinal applications
  Randomly Featured Patents
Pipe section and coupling
System for storing and distributing keys for cryptographically protected communication
Playback apparatus and playback method
Shunt barrier in pulse oximeter sensor
Cheese unloading machine
System for determining relative distance(s) and/or angle(s) between at least two points
Latex glove removal and disposal device
Active mass damper
Method for assaying nucleic acids
Outwardly opening, seat-sealed, force balanced, hydraulic valve and actuator assembly