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The large magnetic holder measures 11.8 x 9.4 x 1 inches, the medium measures 8.4 x 7.0 x 1 inches and the smallest one measures 5.9 x 4.8 x 1 inches.
ReadeREST is a U.S. based company best known for a magnetic eyeglass holder, also called ReadeREST (pronounced Reader Rest) [1] History. ... gun, golf, and quilt ...
An electric current typically energizes the electromagnet to attract and hold the steel plate, keeping the door open. Unlike electromagnetic locks, the magnetic attraction of an electromagnetic door holder is usually weak enough that it can be manually overpowered at any time by anyone, allowing the door to close. [citation needed]
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Magnetic gun may refer to: Coilgun, a type of mass driver consisting of one or more coils used as electromagnets in the configuration of a linear motor that accelerate a ferromagnetic or conducting projectile to high velocity; Railgun, a linear motor device that uses electromagnetic force to launch high-velocity projectiles
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A magnetic switchable device (often called a magnetic base) is a magnetic fixture that uses one or more permanent magnets in a configuration that allows the external field to be turned on or off. They are used in many applications including optics , metalworking , lifting , and robotics, to attach items to metal surfaces in a secure but ...
A "horseshoe magnet" made of Alnico 5, about 1 inch high.The metal bar (bottom) is a keeper. A magnet keeper, also known historically as an armature, is a bar made from magnetically soft iron or steel, which is placed across the poles of a permanent magnet to help preserve the strength of the magnet by completing the magnetic circuit; it is important for magnets that have low magnetic ...