Patent · US Expired

Aiming device for automobile head lamp

US4689725A · kind A · utility

57Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 29, 1985
Grant dateAug 25, 1987
Priority date
Expiry dateOct 29, 2005

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60Q2200/32
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

The present invention relates to an aiming device for adjusting the optical axis of an automobile head lamp, characterized in that it comprises a hollow bearing attached to a movable member which is a lamp unit or a reflection mirror to be moved for adjusting the optical axis, a gear case housing a worm gear and a spur gear engaged with each other, the gear case being attached to a fixed member which is an autobody or a housing for supporting said movable member, an aiming screw whose head is fitted into said hollow bearing and whose screw portion is screwed into a female threaded hole formed in the shaft center of said spur gear, and a device for inhibiting said aiming screw from rotating circumferentially.

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