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Composite Headlamp Vent Device

United States Patent

Nagengast et al.

Patent Number:    5,251,111

Date of Patent:    Oct. 5, 1993

COMPOSITE HEADLAMP VENT DEVICE
Inventors: William E. Nagengast; David R. McMahan, both of Anderson, Ind.
Assignee: General Motors Corporation, Detroit, Mich.
Appl. No.: 952235
Filed: Sept. 28, 1992
Int. Class: B60Q 1/04;
U.S. Class: 362/61; 362/294; 137/202
Field of Search: 362/61, 294, 345, 373, 362/96; 137/202

References Cited

U.S. PATENT DOCUMENTS
2603493 July 1952 Rusconi 137/202
3377480 April 1968 Robertson 362/294
3593017 July 1971 Cibie 362/294
4747032 May 1988 Weber 362/294
4802068 Jan 1989 Mokry 362/96
4809144 Feb 1989 Suzuki 362/294
4862337 Aug 1989 Ohshio et al. 362/294
5010453 April 1991 Ketterman 362/294

Primary Examiner- Albert J. Makay
Assistant Examiner- L. Heyman
Attorney, Agent, or Firm- Edward J. Biskup

Abstract

A ventilation system for a composite head lamp that utilizes a one-way valve arrangement for permitting ventilating air to flow into and out of the headlamp but prevents splash water from entering the interior of the headlamp.

9 Claims, 2 Drawing Sheets

Headlamp Assembly image


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