Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 236/80G
Name: Automatic temperature and humidity regulation > Motors > Fluid-operated > Relay > Shunt > Piston-type valve operator

Patents under this class:

Patent Number Title Of Patent Date Issued
6290139 Hydraulically actuated mixing valve Sep. 18, 2001
4475686 Valve for liquid injection into a refrigerant evaporator Oct. 9, 1984
4291544 Control apparatus for the low pressure evaporator of a refrigeration plant Sep. 29, 1981
4248058 Differential piston type reversing valve construction, system utilizing the same and method of making Feb. 3, 1981

  Recently Added Patents
Method for determining a corrected variance representative of the condition of reception of signals representative of symbols
Cake knife handle
Artificial engine sound control unit, approaching vehicle audible system, and electric vehicle having them
Method to trace video content processed by a decoder
Magnetic resonance imaging apparatus for use with radiotherapy
Voltage detecting device for LED driver
Flat panel crystal display employing simultaneous charging of main and subsidiary pixel electrodes
  Randomly Featured Patents
Compactly-shipped site-assembled concrete forms for producing variable-width insulated-sidewall fastener-receiving building walls
Preparation of N-substituted carbamates
Aqueous emulsion containing an oxidatively crosslinked aminopolysiloxane
Cosmetic jar with transparent cover and hidden threads
Keyboard Guard
Magnetically coded identification card
Decanting centrifuges with improved compression
Piperidine and tetrahydropyridine derivatives
Process for placing a piling in the ground, a drilling machine and an arrangement for implementing this process
Dust cover mounting structure