Resources Contact Us Home
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
Reconfigurable barrel shifter and rotator
Vehicle location information-based abnormal driving determination and warning system
Advertising apparatus
Phase noise extraction apparatus and technique
Method and apparatus for a battery docking connector having reserve power for hot battery swap
Author signatures for legal purposes
  Randomly Featured Patents
Gas range cooker
Trailer guard
Semiconductor package having socket function, semiconductor module, electronic circuit module and circuit board with socket
Exercise equipment information, communication and display system
Body fluid assay device
Electrical power distribution apparatus
Plug-in unit-mounting structure and electronic apparatus
Inviting assistant entity into a network communication session
Digital signal decoding circuit and decoding method
Conjugated monomers and polymers and preparation and use thereof