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Vehicle Headlamp Assembly

United States Patent

Nagengast et al.

Patent Number:    5,351,170

Date of Patent:    Sept. 27, 1994

VEHICLE HEADLAMP ASSEMBLY
Inventors: William E. Nagengast; David R. McMahan; Jan A. Wisler; Luis A. Mateos, all of Anderson; Michael W. Ballentine, Daleville, all of Ind.
Assignee: General Motors Corporation, Detroit, Mich.
Appl. No.: 169464
Filed: Dec. 20, 1993
Int. Class: B60Q 1/04; F21M 3/20
U.S. Class: 362/66; 362/80; 362/273; 362/289; 362/428
Field of Search: 362/61, 66, 80, 273; 362/427, 288, 289, 428, 287, 418, 420, 421; 33/288, 335

References Cited

U.S. PATENT DOCUMENTS
4140503 Aug. 1992 Lisak 362/61
4689725 Aug. 1987 Saijo et al. 362/66
5023759 June 1991 Eckenrode 362/66
5063480 Nov. 1991 McMahan 362/61
5067056 Nov. 1991 Suzuki et al. 362/66
5068769 Nov. 1991 Umeda et al. 362/61
5077642 Dec. 1991 Lisak 362/66
5091829 Feb. 1992 Hendrischk 362/61
5138533 Aug. 1992 Daumueller 362/66
5138542 Aug. 1992 Daumueller 362/420
5150958 Sept. 1992 Miyazawa 362/66
5165775 Nov. 1992 Lisak et al. 362/273X
5186531 Feb. 1993 Ryder et al. 362/66
5186532 Feb. 1993 Ryder et al. 362/66
5193905 March 1993 Edwards et al. 362/425
5197799 March 1993 Dehaene 362/420
5228768 July 1993 Suzuki 362/273X

Primary Examiner- Ira S. Lazarus
Assistant Examiner- Thomas M. Sember
Attorney, Agent, or Firm- Ernest E. Helms

Abstract

A vehicle headlamp assembly provided with an adjustment device for adjusting the position of a lamp unit and wherein the adjustment device is combined with a rotatable recalibration arrangement that includes a position indicator in the form of a disk member provided with teeth at its periphery and in which the teeth of the disk member are shielded by a wall so as to prevent accidental movement of the disk member when the latter is positioned to indicate the aimed position of the lamp unit in the horizontal plane.

6 Claims, 3 Drawing Sheets

Headlamp Assembly image


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