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A wig-wag is a device for flashing an automobile's headlamps, in its simplest form, so only one of the two headlights operates at a time, with the two flashing at a preset rate. In its traditional form a wig-wag emits the right and left headlamps alternately, with each lamp lit for around half a second at a time.
Wig wag (washing machines), a solenoid design used in some brands; Wigwag, the Canadian version of the English Curly Wurly bar; Wigwag, a tool used in watchmaking for polishing parts; WigWag, a Nottingham–based website development and communication company; Wig-wag, a tool used to stack sheets of rubber compound into boxes or onto pallets.
A Magnetic flagman wigwag signal in use in southern Oregon, June 2007. Wigwag is a nickname for a type of railroad grade crossing signal once common in North America, referring to its pendulum-like motion that signaled a train's approach.
Wigwag flags, wigwag torches and kerosene canteen, and a signal rocket. Wigwag (more formally, aerial telegraphy) is an historical form of flag signaling that passes messages by waving a single flag.
A wig-wag (also wigwag, wig wag) is the red light (also known as a "red-eye") near each door of a motion picture sound stage.It flashes to indicate that cameras are rolling inside the stage and no one should enter or exit the stage for any reason, and all people and vehicles outside should remain quiet.
Wig-wag signaling was performed during daylight with a single flag tied to a hickory staff constructed in four-foot jointed sections. Flags were generally made of cotton, linen, or another lightweight fabric and were issued in the following sizes: [15] Standard Issue Civil War Signal Corps Kit, complete with flags and torches.
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Air-brake systems may include a wig wag device which deploys to warn the driver if the system air pressure drops too low. Manual wig wag in warning position. This device drops a mechanical arm into view when the pressure in the system drops below the threshold of sufficient pressure to reliably deploy the brakes. [12]