Patent · US Active

Automatic gear control device

US8046143B2 · kind B2 · utility

0Cited by
11References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 17, 2006
Grant dateOct 25, 2011
Priority date
Expiry dateOct 15, 2028

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2061/145
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An ECU executes a program including: a step of detecting a turbine revolution speed, a step of detecting an engine torque TE, a step of detecting a speed change ratio, a step of setting a range an enlarged slip region when a slip region enlargement condition is satisfied, and a step of enlarging the slip region toward a lock-up region side (high-load side).

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