Patent · US Expired

Vibration resistant mount structure for double ended tungsten-halogen lamp

US5128851A · kind A · utility

3Cited by
14References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 19, 1989
Grant dateJul 7, 1992
Priority date
Expiry dateDec 19, 2009

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF21S41/19
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A mount structure for a double ended type tungsten-halogen lamp is disclosed employing vibration damping elements to reduce the effects of mechanical shock and vibration. A thin layer of ceramic cement is interposed between the mount structure and lamp to improve the sealing arrangement related to a quartz lamp. A sealed beam headlamp unit employing the improved lamp mount construction is also disclosed.

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