Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 236/29
Name: Automatic temperature and humidity regulation > Closed fluid heaters > Pressure-operated > Relay, puppet
Description: Devices in which at a given pressure a puppet-valve opens, allowing pressure from the boiler to operate a motor, which actuates the heat-controlling means.










Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Light-emitting device package structure
Lighting fixture
Conductive polymer and a solid electrolytic capacitor using the same as a solid electrolyte
Modular microscope construction
Transferases and oxidoreductases, nucleic acids encoding them and methods for making and using them
Signal conversion control circuit for touch screen and method thereof
Magnetic recording medium, information storage device, and method of manufacturing magnetic recording medium
  Randomly Featured Patents
X-ray imaging device, method for detecting deviation of flat panel detector, and program for the same
Liquid spray gun nozzle connector
Method for producing an .alpha.-olefin block copolymer
Three-dimensional position and orientation sensing system
Oil stirrer for refrigeration compressor
High speed laser micrometer
Methods and conduits for flowing blood from a heart chamber to a blood vessel
Method and device for producing ingots or strands of metal by melting electrodes in an electroconductive slag bath
Image forming apparatus with image reading unit including contact glass
Honeycomb structure and method for manufacturing the same