third rail

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third rail

[′thərd ′rāl]
(civil engineering)
The electrified metal rail which carries current to the motor of an electric locomotive or other railway car.
References in periodicals archive ?
On October 5, 2000 the company acquired 100 percent of the common stock of 3rd Rail Engineering, an engineering services and product design company with a strong background in the design of embedded systems based on the Microsoft Windows CE operating system for $1.
The company also announced in the first week of October the acquisition of 3rd Rail Engineering, an engineering design company, to enable Socket to provide complete turn-key embedded Bluetooth connections to customers wishing to add Bluetooth capabilities to their electronic devices and appliances.
In his standards-setting role, Ott will also work closely with Tom Newman, former Vice President of Engineering at 3rd Rail Engineering, who will become Socket's Senior Director of Advanced Technology.
The 3rd Rail acquisition represents a key strategic component of Socket's leadership in providing connection solutions for mobile handheld computers and for electronic devices such as LAN access points, digital cameras, mobile phones, bar code scanners, and printers that are expected to connect wirelessly to handheld computers within a Bluetooth Personal Area Network.
IT - Invitation to Bid (ITB):MTR-15-032-EQ - Mainline 3rd Rail Heater System
Invitation to Bid for Supply of Mainline 3Rd Rail Heater System.
Tenders are invited for C-Clamp Assembly For 3Rd Rail Earthing As Per Drg.
This is a switching authorized person for short-circuiting of the 3rd rail.