Overrange valve or the like

Details Overrange valve or the like Overrange valve or the like

F - Mech Eng,Light,Heat,Weapons

16

K

137/64

F16K 25/00 (2006.01) G01F 15/00 (2006.01)

Patent

CA 1156126

W. J. Cooper 2 OVERRANGE VALVE OR THE LIKE ABSTRACT OF THE DISCLOSURE A differential pressure unit having overrange valves loosely mounted on a valve stem connected between the ends of a respective pair of movable bellows ends. A pair of spiral range springs bias both valves toward open positions. The valves include annular elastomers bonded to the edges of the apertured discs. The apertures in the discs act to allow the elastomers to seat and to unseat without causing lock-up. The discs are retained between plates and snap rings.

357539

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