Hood for a unidirectional lamp
US5319530A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 7, 1993 |
| Grant date | Jun 7, 1994 |
| Priority date | — |
| Expiry date | Sep 7, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60Q1/302
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A hood for mounting a unidirectional lamp adjacent a window, such as a windshield, of an emergency vehicle and within a passenger compartment of the vehicle for directing light through the window. The lamp includes a housing having a forward portion defining an opening therein, a light source within the housing, and a lamp lens adjacent the forward portion of the housing and covering at least a portion of the opening for directing light from the light source through the opening. The hood comprising a hood body mountable adjacent the window having a rearward end defining a first open port dimensioned for receiving the forward portion of the housing, a forward end defining a second port opposite the first port, and a light pathway between the first and second ports for transmission of a beam of light from the light source through the body. A hood lens is within the body for optically altering the beam of light transmitted along the light pathway. The hood lens is moveable between an aligned position within the light pathway in which the beam of light being transmitted along the light pathway is transmitted therethrough and is optically altered thereby, and a nonaligned position in wh…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.