AN ARRANGEMENT FOR AUTOMATIC OPERATION OF THE BARRIER USED FOR RAILWAY CROSSING
Application 2562/DEL/2004 published 2006-11-17, filed 2004-12-27
This invention relates to an arrangement for automatic operation of the barrier used for railway crossing comprising LED on one side of the rail and a switch (S1) on the other side of the rail, which is connected to a photo detector connected to a relay (R1"), which is further connected to relay (R3") through relay (R2" and R4") wherein the relays are connected to a motor and several switches.
Applicant
1)RAJKUMAR DALAL
:Vill + Post-Sega Jagat Pur DISTT. BULANDSHAHR-245407 Uttar Pradesh India 2)BHUPENDRA SINGH 3)H.P.MITTAL
Inventor
1)RAJKUMAR DALAL 2)BHUPENDRA SINGH 3)H.P.MITTAL
International Info
Classification: B61LI/02