Resources Contact Us Home
Browse by Category: Main > Engineering
Class Information
Number: 137/417
Name: Fluid handling > Liquid level responsive or maintaining systems > By float controlled valve > Quick acting > Pilot float released
Description: Apparatus in which the float operating the flow controlling means is restrained from freely responding to the changing liquid level and is released from restraint by a second or auxiliary float.

Patents under this class:

Patent Number Title Of Patent Date Issued
8646495 Fuel tank for motor vehicles with filling level limiting device Feb. 11, 2014
7661438 Water saver fill valve and assembly Feb. 16, 2010
5904179 Inlet check valve May. 18, 1999

  Recently Added Patents
Systems and methods for unchoked control of gas turbine fuel gas control valves
Systems and methods for vehicle cruise control
Electrode structure and its manufacturing method, and semiconductor module
Disposable and tamper-resistant RFID lock
Processing color and panchromatic pixels
Method and laser receiver for acoustically indicating a laser beam
Headset systems and methods
  Randomly Featured Patents
Lettuce variety pro green 76
Broad-range ion mass spectrometer
Pivotable tree stand
Magnetic mail notification apparatus
X-Ray photography apparatus
Control system for applying biasing and recording signals to recording electrodes of an electrostatic ink jet recording device
Blasting method with above and below surface delays
Bulk charged modulated device (BCMD) image sensors with increased dynamic range
Electric shaver