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Ideal was founded in 1916 by J. Walter Becker as the Ideal Commutator Dresser Company in Chicago, Illinois, manufacturing commutator dresser stones. [6] In 1924, Becker relocated the company to its current location in Sycamore, Illinois. [7]
Walker-Turner was founded by Ernest T. Walker and William Brewer Turner sometime around 1927 and 1929. The company was first located in Jersey City, New Jersey until 1931 when they relocated to Plainfield, New Jersey. The first machines Walker-Turner made were small, inexpensive, light-weight machines designed for home workshops of the time.
Walker Evans (November 3, 1903 – April 10, 1975) was an American photographer and photojournalist best known for his work for the Resettlement Administration and the Farm Security Administration (FSA) documenting the effects of the Great Depression.
A single tool might be referred to as a caliper or as calipers — a plural only (plurale tantum) form, like scissors or glasses. Colloquially, the phrase "pair of verniers" or just "vernier" might refer to a vernier caliper. In loose colloquial usage, these phrases may also refer to other kinds of calipers, although they involve no vernier scale.
Evan Walker Evans (born February 11, 1965) is an American professional off-road racer. He raced in the Championship Off-Road Racing (CORR) series in the 1990s when he was the Pro 2 champion in CORR despite racing using hand controls since he is a paraplegic .
Many differential screw configurations are possible. The micrometer adjuster pictured uses a nut sleeve with different inner and outer thread pitches to connect a screw on the adjusting rod end with threads inside the main barrel; as the thimble rotates the nut sleeve, the rod and barrel move relative to each other based on the differential between the threads.
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A scriber is a hand tool used in metal work to mark lines on workpieces, prior to machining. The process of using a scriber is called scribing and is just part of the process of marking out . It is used instead of pencils or ink lines, because the latter are hard to see, easily erased, and imprecise due to their wide mark; scribe lines are thin ...