Patent · US Active

Headlight unit

US11022270B2 · kind B2 · utility

1Cited by
0References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 23, 2018
Grant dateJun 1, 2021
Priority date
Expiry dateFeb 23, 2038

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF21S43/26
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A headlight unit including a cooling circuit provided with at least two air circulation pipes linked to at least a same device for generating an air flow, particularly a fan, and provided with at least one element for varying a proportion of the air flow, which proportion is distributed into each of the at least two pipes.

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