Patent · US Expired

Axle driving device having lobed bearings

US6401568B1 · kind B1 · utility

13Cited by
40References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 2001
Grant dateJun 11, 2002
Priority date
Expiry dateApr 30, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/2188
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

In a hydrostatic transmission or similar axle driving device, a bearing is used to support an axle in a separate axle chamber in the housing, and the bearing has an opening or lobe formed on the outer periphery thereof to allow fluid to flow from a chamber where the axle is housed and a separate chamber in the housing.

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