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Originally named Allen Manufacturing Company, the business produced hexagonal set screws and wrenches to fasten them. The terms "Allen wrench" (American English) and "Allen key" (British English) are derived from the Allen brand name and refer to the generic product category "hex keys".
A shock absorber or damper is a mechanical or hydraulic device designed to absorb and damp shock impulses. It does this by converting the kinetic energy of the shock into another form of energy (typically heat ) which is then dissipated.
Ethan Allen (September 2, 1808 – January 7, 1871) was a major American arms maker from Massachusetts. He is unrelated to the revolutionary Ethan Allen. His first firearm, the "Pocket rifle" was developed in 1836, and his first patent was granted in 1837.
A harmonic damper is a device fitted to the free (accessory drive) end of the crankshaft of an internal combustion engine to counter torsional and resonance vibrations from the crankshaft. This device must be an interference fit to the crankshaft in order to operate in an effective manner.
Opposed blade dampers in a mixing duct. A damper is a valve or plate that stops or regulates the flow of air inside a duct, chimney, VAV box, air handler, or other air-handling equipment.
Allen-Bradley is the brand-name of a line of factory automation equipment owned by Rockwell Automation. The company, with revenues of approximately US $6.4 billion in 2013, manufactures programmable logic controllers ( PLC ), human-machine interfaces, sensors , safety components and systems, software, drives and drive systems, contactors ...
Lever arm shock absorbers were the first form of hydraulic shock absorber or damper used for car suspension. They appeared in the 1930s and were most commonly used in the 1950s and 1960s, but were replaced by telescopic shock absorbers in the 1970s.
An inertia damper is a device that counters vibration using the effects of inertia and other forces and motion. The damper does not negate the forces but either absorbs or redirects them by other means.
Dortch Stove Works is an historic stove manufacturing plant in Franklin, Tennessee. It was built in 1929 by Allen Manufacturing Company, then based in Nashville, Tennessee.
Damped machining tools refer to a series of machining tool which are damped to suppress severe vibrations during machining process. The damping method includes both active damping method and passive damping tool.