Patent · US Active

Bearing arrangement for a pump

US8342156B2 · kind B2 · utility

2Cited by

9References

17Claims

0Family size

Inventors

Fergal M. O'Shea · Nashville, US
Daniel R. Ibrahim · Metamora, US
Joseph Shane Burkitt · Albion, US

Key dates

Filing date	Aug 27, 2009
Grant date	Jan 1, 2013
Priority date	—
Expiry date	Jul 13, 2030

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04C2/18
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A fluid pump is disclosed. The fluid pump may comprise a housing, a tapered bearing, a drive shaft, a first fluid chamber, and a second fluid chamber. The housing defines a bore. The tapered bearing is received within the bore of the housing. The drive shaft is received within the tapered bearing. The first fluid chamber is defined between the housing and the drive shaft on a first side of the tapered bearing. The second fluid chamber is defined between the housing and the drive shaft on a second side of the tapered bearing. The second fluid chamber is separated from the first fluid chamber by the tapered bearing. The housing includes a fluid passage fluidly coupling the first fluid chamber and the second fluid chamber.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.