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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) [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 ...
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, motor ...
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 ...
Polyethylenimine ( PEI) or polyaziridine is a polymer with repeating units composed of the amine group and two carbon aliphatic CH2CH2 spacers. Linear polyethyleneimines contain all secondary amines, in contrast to branched PEIs which contain primary, secondary and tertiary amino groups.
A hex key (also, hex wrench, Allen key and Allen wrench or Inbus) is a simple driver for bolts or screws that have heads with internal hexagonal recesses ( sockets ). Hex keys are formed from a single piece of hard hexagonal steel rod, having blunt ends that fit snugly into similarly shaped screw sockets. The rods are bent to 90º, forming two ...
In 2015, Carlyle was the world's largest private equity firm by capital raised over the previous five years, according to the PEI 300 index. In the 2024 ranking however, it had slipped to sixth place. Founded in 1987 in Washington, D.C., the company has nearly 2,200 employees in 28 offices on four continents as of December 2023.
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.
Amphenol Fiber Systems International is a fiber optic company started in 1993 that specializes in the fabrication and manufacturing of fiber optic connectivity products and systems. AFSI provides solutions [buzzword] for communication systems based on fiber optic interconnect technology. AFSI employs over 100 people at its 50,000 square foot ...