Resources Contact Us Home
Browse by Category: Main > Engineering
Class Information
Number: 137/137
Name: Fluid handling > Siphons > Periodic or accumulation responsive discharge > Release of trapped air > Through float-operated vent
Description: Apparatus in which the trapped air releasing means is actuated by a float responsive to accumulation of liquid in the siphon system.

Patents under this class:

Patent Number Title Of Patent Date Issued
6843262 Fluidic switches and methods for controlling flow in fluidic systems Jan. 18, 2005
6820647 Valve position monitor Nov. 23, 2004
6393839 Pressurized medium delivery device May. 28, 2002
6269832 Degassing circuit for liquid tank Aug. 7, 2001
5988245 Vehicle wheel assemblies including protection against excessive tire pressure Nov. 23, 1999
5632291 Circular air mattress and tent May. 27, 1997
4512887 Chlorine injector for treatment of effluent Apr. 23, 1985

  Recently Added Patents
Method and system for associating a cell-sector with time-dependent location parameters
Heating pad
Perception-based artifact quantification for volume rendering
Data storage apparatus, memory control apparatus and method for controlling flash memories
Automatic adjustment of devices in a home entertainment system
Diameter signaling for mobile IPv4
Communication system and data transmission method thereof
  Randomly Featured Patents
Preservation of dried flowers
Electronic trip device comprising communication means
Vehicle opccupant protection device
Bioactive agents, compositions and materials comprising said bioactive agents
Apparatus and method for exact control of cross over pressures, including high and low pressures, by dynamically varying the compressor pump output in alternating pressure support surfaces
Self-contained, portable headlamp, automatic brake-light, and articulable battery system
Circuit for display, such as video game display
Conveyor motor having bellows
Paper articles exhibiting long term storageability and method for making same
High capacity slurry pump