Bearing system and method for lubrication

Patent metadata

Field	Value
Publication number	US-9181981-B2
Application number	US-3391108-A
Country	US
Kind code	B2
Filing date	Feb 20, 2008
Priority date	Feb 20, 2008
Publication date	Nov 10, 2015
Grant date	Nov 10, 2015

Abstract

A bearing system includes a first bearing ring, a second bearing ring spaced radially outwards from the first bearing ring, and a bearing cage between the first bearing ring and the second bearing ring. The bearing cage includes a circumferential outer side, a circumferential inner side, and a plurality of circumferentially spaced retainer portions between an axially forward end and an axially trailing end. Roller elements are located in the plurality of retainer portions of the bearing cage. At least one fluid nozzle is axially spaced from the bearing cage for dispensing a fluid to the roller elements.

First claim

What is claimed is:

1. A bearing system comprising:
a first bearing ring;
a second bearing ring spaced radially outwards from the first bearing ring;
a bearing cage between the first bearing ring and the second bearing ring, the bearing cage including a circumferential outer side, a circumferential inner side, and circumferentially spaced retainer portions between a first axial end and a second axial end;
roller elements located in the retainer portions; and
at least one f…

Assignees

• Dobek Louis J
• Daley David M
• Metzger Mark A
• United Technologies Corp

Inventors

• Dobek Louis J
• Daley David M
• Metzger Mark A

Classifications

• F16C33/6681 Primary

  Mechanical Engineering · mapped topic

• F16C2360/23

  Mechanical Engineering · mapped topic

• F16C33/6659

  Mechanical Engineering · mapped topic

• F16C33/586

  Mechanical Engineering · mapped topic

• F16C19/26

  Mechanical Engineering · mapped topic