Patent · US Expired

Integrated hydrostatic transaxle with controlled traction differential

US6152846A · kind A · utility

15Cited by
47References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 15, 1999
Grant dateNov 28, 2000
Priority date
Expiry dateJun 15, 2019

Classification

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

Abstract

An integrated hydrostatic transaxle including a housing in which a center section is supported. The center section supports a hydraulic pump unit and a hydraulic motor unit having a motor shaft drivingly connected thereto. A differential assembly is drivingly linked to the motor shaft and is used to drive a pair of axle shafts which are supported by the housing. The differential assembly includes a rotatable gear which is maintained in frictional engagement with at least one bearing surface for frictionally inhibiting the rotational movement thereof.

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