Displaying apparatus for a vehicle having a projector on the ceiling of the vehicle
US5056890A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 23, 1989 |
| Grant date | Oct 15, 1991 |
| Priority date | — |
| Expiry date | May 23, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/0187
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A displaying apparatus for a vehicle to project a pattern to be displayed of an indicator on a half mirror disposed in front of a driver's seat such that a driver of the vehicle sees the pattern overlapping views outside a front windshield of the vehicle. The displaying apparatus comprises a projector for projecting the pattern. The projector includes the indicator, etc., and is received within a case which is provided to a ceiling in the interior of the vehicle to accommodate a room lamp. The half mirror is fitted to a fitting device installed on a dashboard of the vehicle such that an angle of the half mirror is freely set. The half mirror is set on the dashboard at an angle in a range between 100 and 120 deg. the angle being formed toward the front windshield from a horizontal line (0 deg) extending to the driver.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.