| 摘要 |
A combination light fixture/HVAC duct/advertising card holder for public transportation vehicles such as buses and trains. The light fixture includes a lens having a transparent bottom portion and ribbed side portions for directing light downward towards the passengers and diffusing light sideways towards the windows and driver. The advertising panel forms part of the HVAC duct, with the vehicle side and roof forming the remainder. The advertising panel and light fixture are pivotally secured by a detachable hinge allowing them to either pivot downwards or be completely detached. The HVAC duct and advertising panel may further include other light fixtures, ventilation openings, speakers, or other comfort aids. |
