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Vehicle Headlamp Adjuster Ball and Socket Assembly

United States Patent

Nagengast et al.

Patent Number:    5,360,282

Date of Patent:    May 23, 1989

Inventors: William E. Nagengast; Leslie H. Hallgarth; Brian E. Witte, all of Anderson; Paul E. Young, Jr., Muncie, all of Ind.
Assignee: General Motors Corporation, Detroit, Mich.
Appl. No.: 181136
Filed: January 13, 1994
Int. Class: F21V 30/00; F16C 11/05
U.S. Class: 403/131; 403/130; 403/122; 403/119
Field of Search: 403/122, 121, 119; 362/66, 428

References Cited

2230853 February 1941 Wells 403/131
2859060 November 1958 Davies et al. 403/131
3862807 January 1975 Doden et al. 403/131
4707769 November 1987 Van Duyn 403/131
4707770 November 1987 Van Duyn 403/131
4707771 November 1987 Van Duyn 362/66
4769958 July 1987 Mizusawa et al. 362/66
4889356 December 1989 Morris 403/131
4904107 February 1990 Fukukawa et al. 403/131
5153976 October 1992 Bechaar et al. 403/131

Primary Examiner- Randolph A. Reese
Assistant Examiner- Anthony Knight
Attorney, Agent, or Firm- Ernest E. Helms


A ball and socket joint arrangement for mounting a vehicle headlamp assembly to a vehicle is provided which in a preferred embodiment includes a body connected with the headlamp assembly and having an interior spheroid aperture intersected by first and second apertures with a plug in the second aperture, a portion of the plug forming the spheroid aperture; a ball for pivotally mounting within the body spheroid aperture having pivotal motion on at least two axes, the ball having a bore generally aligned with the first aperture and a circumferential groove, the circumferential groove forming a slot with the bore in two geometrically spaced locations; a rod connected with the vehicle for insertion into the bore of the ball and having a circumferential groove aligned with the circumferential groove of the ball; and an omega spring mounted within the circumferential groove of the ball retaining the rod to the ball after insertion of the rod into the bore of the ball by projecting into the slot of the ball and locating within the circumferential groove of the rod.

7 Claims, 3 Drawing Sheets

Vehicle Headlamp Adjuster Ball and Socket Assembly patent image

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