F - Mech Eng,Light,Heat,Weapons – 04 – C
Patent
F - Mech Eng,Light,Heat,Weapons
04
C
103/75
F04C 29/02 (2006.01) F02M 37/08 (2006.01) F04C 15/00 (2006.01) F16C 23/08 (2006.01)
Patent
CA 1230009
ABSTRACT OF THE DISCLOSURE A wet motor pump has an armature located in a motor chamber. shaft bushing with an internal bore rotatably supporting a shaft end portion of an armature shaft is located in an outlet housing having a bore and a bushing support for receiving the shaft bushing. The bushing, end portion of the armature shaft, the internal bore as well as an end wall passage of the outlet housing structure defines an end chamber wherein are provided an end chamber inlet passage and an end chamber outlet passage for com- municating the end wall passage and the wet motor chamber. A pressure dif- ferential structure establishes a pressure differential between the end chamber inlet passage and the end chamber outlet passage, to cause a fluid flow into the end chamber inlet passage, to cool and lubricate the shaft bushing, and therefrom out of the end chamber outlet passage forming a cooling and lubrication system.
469433
Carleton William A.
Locker James R.
Moore Harry W. III
Williams David L.
Facet Holding Co. Inc.
Marks & Clerk
LandOfFree
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