The K-4 cart is a 2-wheel strongly constructed
signal cart
In signal processing, a signal is a function that conveys information about a phenomenon. Any quantity that can vary over space or time can be used as a signal to share messages between observers. The ''IEEE Transactions on Signal Processing'' ...
similar to
artillery
Artillery is a class of heavy military ranged weapons that launch munitions far beyond the range and power of infantry firearms. Early artillery development focused on the ability to breach defensive walls and fortifications during siege ...
caissons, but equipped for carrying signal equipment; used with the Wire cart, type K-3, to form the wagon formerly called "Pintle wire wagon, M1910".
The image from Electrical instruments and
telephone
A telephone is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be easily heard directly. A telephone converts sound, typically and most efficiently the human voice, into e ...
s of the US Signal Corps 1911 2) is accompanied by the following text: "In the latest model the front element of the
vehicle
A vehicle (from la, vehiculum) is a machine that transports people or cargo. Vehicles include wagons, bicycles, motor vehicles (motorcycles, cars, trucks, buses, mobility scooters for disabled people), railed vehicles (trains, trams), wa ...
carries the reel and wire and is known as the reel
cart
A cart or dray (Australia and New Zealand) is a vehicle designed for transport, using two wheels and normally pulled by one or a pair of draught animals. A handcart is pulled or pushed by one or more people.
It is different from the flatbed tr ...
. The rear element, known as the signal cart, is a chest of compartments suitable for carrying the buzzers, batteries, flags, field glasses and other equipment used by field companies of the Signal Corps.
The rear signal cart may be detached from the reel cart and the former used alone in laying and recovering wire. The pintle type wagon is drawn by four horses. The signal cart chest can be moved forward and backward to adjust weight on the horses' necks".
Electrical instruments and telephones of the US Signal Corps
(1911)]
See also
* List of U.S. Signal Corps vehicles, List of Signal Corps Vehicles
* K-1 cart
* K-2 Lance wagon
* K-3 cart
* K-5 truck
*K-8 cart The K-8 cart was a two-wheel horse-drawn cart used by the U.S. Signal Corps, designed for transporting in the field a large assortment of signalling equipment in the field. The cart's gauge is 5 ft 2 in, the wheel rims inches wide, and the wheel ...
References
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Carts