Patent · US Expired

Automated transmission system power-down

US5964121A · kind A · utility

15Cited by
25References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 5, 1997
Grant dateOct 12, 1999
Priority date
Expiry dateFeb 5, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/1926
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An improved vehicular automated splitter-type mechanical transmission system. The splitter section is retained engaged in its currently engaged splitter ratio at power-down until vehicle speed falls below a reference (OS<REF?) or the main section (12) is shifted into neutral (GR=N?).

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