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A Stockbridge damper is a tuned mass damper used to suppress wind-induced vibrations on slender structures such as overhead power lines, [1] long cantilevered signs [2] and cable-stayed bridges. The dumbbell -shaped device consists of two masses at the ends of a short length of cable or flexible rod, which is clamped at its middle to the main ...
The terms "Allen wrench" (American English) and "Allen key" (British English) [3] are derived from the Allen brand name and refer to the generic product category "hex keys". W.G. Allen [ 4 ] filed the first related patent in 1909 for its recessed hex-driven safety screws, [ 5 ] a safety improvement over fasteners which protruded from machinery.
Dortch Stove Works. / 35.93278°N 86.79333°W / 35.93278; -86.79333. 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. During its manufacturing prime, the plant produced stoves and ranges under Allen Manufacturing ...
Harmonic balancer lower pulley on a four-cylinder engine. 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.
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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 (), human-machine interfaces, sensors, safety components and systems, software, drives and drive systems, contactors, motor control centers, and systems of such products.
An average annual salary of $27.5 million ranks seventh at the position. Moore, 27, ... Allen grabbed 108 receptions last season for 1,243 yards and seven touchdowns. He is set to be paid $18.1 ...
Hammacher Schlemmer began as a hardware store specializing in hard-to-find tools in the Bowery district of New York City in 1848. Owned by proprietors Charles Tollner and Mr. R. Stern, [2] it became one of the first national hardware stores. A few months later, Stern withdrew and Tollner continued the business until 1859, moving in 1857 to 209 ...