Gear pump and seal for use therewith adapted for use in...

Details Gear pump and seal for use therewith adapted for use in... Gear pump and seal for use therewith adapted for use in...

F - Mech Eng,Light,Heat,Weapons

04

C

F04C 27/00 (2006.01) F01C 19/12 (2006.01) F04C 15/00 (2006.01) F16J 15/00 (2006.01)

Patent

CA 2176404

A gear pump and seal for use therewith utilize a grease sealant disposed in a sealant chamber between a pair of annular seal members to both lubricate the drive shaft and restrict leakage from the seal chamber into the pumping chamber. The gear pump and seal are particularly adapted for use in delivering caustic pumping fluids in vacuum applications.

Cette invention concerne une pompe à engrenage à joint d'étanchéité garni de graisse, le joint étant formé de deux éléments annulaires qui assurent à la fois la lubrification de l'arbre d'entraînement et l'étanchéité entre le palier d'arbre et le corps de la pompe. La pompe à engrenage et le joint d'étanchéité objets de l'invention sont particulièrement adaptés aux applications de pompage de fluides caustiques sous vide.

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