Patent · US Expired

Winker automatic canceling device

US4939540A · kind A · utility

8Cited by
5References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 1989
Grant dateJul 3, 1990
Priority date
Expiry dateMar 3, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60Q1/425
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An automatic canceling device for a winker system of an automobile that can effectively reduce the size of the solenoid incorporated and hence the overall size as well as the manufacturing cost of the device is provided. Such an automatic canceling device comprises a case, a winker operating lever pivotably fitted to the case, an expandable engaging section connected to the lever by way of a compression spring, a locking cam unit provided within the case and engaged with the engaging section to hold the lever in a neutral, left or right position, a releasing member provided in abutment with a cam provided on the lever to return the lever to its unlocked position and a solenoid to be energized by a release signal to activate the releasing member.

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