Patent · US Expired

Charge pump for axle driving apparatus including hydrostatic transmission

US5557931A · kind A · utility

11Cited by
26References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 1995
Grant dateSep 24, 1996
Priority date
Expiry dateMay 26, 2015

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H61/4139
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

Means for connecting auxiliary pumps and charge pumps to an axle driving apparatus to transfer power from a light duty vehicle engine to an output axle, wherein the charge and/or auxiliary pumps are mounted to the external housing for an integrated hydrostatic transmission or to the external housing for a hydrostatic transmission which is connected to separate axle mechanisms.

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