Electrical system for controlling at least one gate or door...

Details Electrical system for controlling at least one gate or door... Electrical system for controlling at least one gate or door...

2006-08-15

2006-08-15

Leykin, Rita (Department: 2837)

Electricity: motive power systems

Automatic and/or with time-delay means

Movement, position, or limit-of-travel

C318S445000, C318S280000, C318S282000, C318S286000, C340S870030, C340S870030, C340S870030

Reexamination Certificate

active

07091687

ABSTRACT:
An electrical system for controlling at least one gate or door or similar element of the type moved by means of at least one corresponding electric motor includes an electric network (NTWRK) consisting of two electric wires adapted to allow the distribution of direct-current power supply and digital information, a central control unit (UC) having two terminals (T1,T2) adapted to be connected respectively but indifferently to the two wires of the network (NTWRK) in order to transmit direct-current power supply and to transmit and receive digital information, a certain number of peripheral units (UP), each having two terminals (T1,T2) adapted to be connected respectively but indifferently to the two wires of the network (NTWRK) in order to receive direct-current power supply and to receive and/or transmit digital information.

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