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Class Information
Number: 137/555
Name: Fluid handling > With indicator, register, recorder, alarm or inspection means > Position or extent of motion indicator > Selection from plural branches
Description: Apparatus in which the indicator shows the position or selection for use of one of a plurality of paths.










Patents under this class:

Patent Number Title Of Patent Date Issued
8584701 Multi-port stopcock valve and flow designating system Nov. 19, 2013
8573251 Flow rate control valve Nov. 5, 2013
8051877 Diverter valve and assembly Nov. 8, 2011
6681791 Manifold valve position indicator and operator alerting system Jan. 27, 2004
5760712 Fuel time indicator Jun. 2, 1998
5171429 Apparatus for discharging water with passage selection sensor Dec. 15, 1992
5135026 Medical valve having fluid flow indicia Aug. 4, 1992
5082015 Sequencing valve position indicator Jan. 21, 1992
4987917 Controller synchronization to a sequencing distributing valve Jan. 29, 1991
4879547 Gas zone valve emergency alarm system Nov. 7, 1989
4694856 Fluid control device particularly useful in liquid transfusion apparatus Sep. 22, 1987
4494565 Indicator assembly Jan. 22, 1985
4299251 Optical valve position sensing Nov. 10, 1981
4291724 Flowline switching apparatus Sep. 29, 1981
4276903 Control valve Jul. 7, 1981
4121615 Valve control with indicator Oct. 24, 1978
3970034 Piston position sensing device Jul. 20, 1976











 
 
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