Patent · US Expired

Automatic transmission

US4722242A · kind A · utility

19Cited by
24References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 26, 1986
Grant dateFeb 2, 1988
Priority date
Expiry dateFeb 26, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/2186
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A plurality of clutches are disposed at one place in the automatic transmission of the present invention to form a clutch portion, the clutch portion is disposed at a front end portion of the automatic transmission mechanism portion, an annexed transmission part is disposed at a position adjacent to the automatic transmission mechanism portion, and the annexed transmission part is provided with a counter gear which is actuated by an output member of the automatic transmission mechanism portion and is detachably attached with a sub-transmission unit. When the transmission is assembled, a multitransmission stage can be obtained by modifying the clutch portion, and attaching/detaching the sub-transmission unit.

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