Patent · US Expired

Steering wheel provided with luminous display device

US5203226A · kind A · utility

134Cited by
10References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 1991
Grant dateApr 20, 1993
Priority date
Expiry dateApr 11, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/20834
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A steering wheel including a pad portion mounted on a boss portion, a ring portion supported on the boss portion via spokes, a horn button mounted on an upper surface of the pad portion, and a display portion of a luminous display device. The display portion is mounted on a part of the pad portion close to the driver's side, and the horn button is mounted on the part of the pad portion close to a front window of a vehicle. Only the part of the pad portion on which the display portion is mounted is inclined toward the driver's side so that the front window does not fall within a light projecting region of said display portion. The luminous display device includes a translucent light-dissipation plate mounted in an opening of a reflection chamber. The thickness of the dissipation plate becomes progressively smaller away from a main light-emitting element provided within the reflection chamber. A sub light-emitting element is mounted below a character plate and disposed close to the reflection chamber. A light-reducing wall is provided between the dissipation plate and the main light-emitting element so as to prevent the lights, emitted respectively from the main and sub light-emittin…

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