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Class Information
Number: 137/130
Name: Fluid handling > Siphons > With discharge-controlling receiver
Description: Apparatus having a receiver for the discharge of the siphon, the siphon discharge being controlled by a condition in the receiver.

Sub-classes under this class:

Class Number Class Name Patents
137/131 With float 2

Patents under this class:

Patent Number Title Of Patent Date Issued
7165950 Two-stage pressure relief valve Jan. 23, 2007
5358000 Siphon pump having a metering chamber Oct. 25, 1994
5339858 Device for restoring a fluid level in a fluid receptacle Aug. 23, 1994
4911891 Sample monitoring instrument for on-line application Mar. 27, 1990

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