A sign system for roads includes a back sign. The back sigh has a mount affixed to the ground that is adjacent to a road. A back sign device is affixed to the mount.The mount has a front face that is visible to oncoming traffic. The back sign device is located on a rear face visible to traffic that has passed the back sign. Whereby a driver can see the back sign device in a mirror mounted upon their vehicle after passing the back sign device and the back sign provides information to the driver. The sign system for roads may further include a broadcasting unit.The broadcasting unit may be in communication with a receiving unit being positioned in a vehicle and being adapted to communicate with the driver.
申请公布号
WO2008014396(A3)
申请公布日期
2008.04.03
申请号
WO2007US74469
申请日期
2007.07.26
申请人
BEALE, HARRY, ANDREW;BERRY, SONIA, LEIGH;BEALE, JAMES MALCOLM, SETH;BERRY, STEPHEN, B.;BEALE, JOSHUA, T., A.
发明人
BEALE, HARRY, ANDREW;BERRY, SONIA, LEIGH;BEALE, JAMES MALCOLM, SETH;BERRY, STEPHEN, B.;BEALE, JOSHUA, T., A.