Patent · US Expired

Control strategy for optimizing multi-range hydro-mechanical transmission

US6056657A · kind A · utility

15Cited by
18References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 11, 1999
Grant dateMay 2, 2000
Priority date
Expiry dateJun 11, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/19158
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An improved method and system for operating a hydro-mechanical transmission includes varying the engine speed to achieve optimum efficiency. The engine speed and the speed of the hydraulic motor are varied to result in a combined output that maximizes efficiency at shift points.

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