Patent · US Expired

Hydraulic drive assembly

US5120200A · kind A · utility

4Cited by
10References
6Claims
0Family size

Inventor

Key dates

Filing dateFeb 11, 1991
Grant dateJun 9, 1992
Priority date
Expiry dateFeb 11, 2011

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16D31/08
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

In accordance with the present invention there is provided a hydraulic drive assembly including a driven member having a hydraulic pump located therein for selectively circulating liquids within the driven member, a drive shaft connected to the driven member for turning the drive shaft of the hydraulic pump, and a control member for selectively varying the flow of fluids from the pump.

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