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The idea of a hex socket screw drive was probably conceived as early as the 1860s to the 1890s, but such screws were probably not manufactured until around 1910. Rybczynski (2000) describes a flurry of patents for alternative drive types in the 1860s to the 1890s in the U.S., [2] which are confirmed to include internal-wrenching square and triangle types (that is, square and triangular sockets ...
Louis Cassius Upton was born in Fredonia, New York on October 10, 1886, and was the first of four children of Carrie Upton (née Blogett) and Cassius Marcelus Upton. His father, Cassius was a lawyer by training who founded a publishing business in the late 1890s.
An assortment of screws, and a US quarter for size comparison A wood screw: a) head; b) non-threaded shank; c) threaded shank; d) tip The six classical simple machines. A screw is an externally helical threaded fastener capable of being tightened or released by a twisting force to the head. The most common uses of screws are to hold objects ...
Screw foundations first appeared in the 1800s as pile foundations for lighthouses, [3] and were extensively used for piers in harbours. Between the 1850s through 1890s, more than 100 screw-pile lighthouses were erected on the east coast of the United States using screw piles. Made originally from cast or wrought iron, they had limited bearing ...
The screw pump is the oldest positive displacement pump. [1] The first records of a water screw, or screw pump, date back to Hellenistic Egypt before the 3rd century BC. [1] [3] The Egyptian screw, used to lift water from the Nile, was composed of tubes wound round a cylinder; as the entire unit rotates, water is lifted within the spiral tube to the higher elevation.
Edison screw (ES) is a standard lightbulb socket for electric light bulbs. It was developed by Thomas Edison (1847–1931), patented in 1881, [ 1 ] and was licensed in 1909 under General Electric's Mazda trademark.
This is a list of reports about data breaches, using data compiled from various sources, including press reports, government news releases, and mainstream news articles.. The list includes those involving the theft or compromise of 30,000 or more records, although many smaller breaches occur continual
Spontaneanation with Paul F. Tompkins (stylized as SPONTANEANATION with Paul F. Tompkins) was an improv comedy podcast hosted by Paul F. Tompkins on the Earwolf network. [1] [2] Based upon an interview with a special guest, Tompkins and several "improvisational friends" (often co-stars from The Thrilling Adventure Hour, Superego, No, You Shut Up!, or Bajillion Dollar Propertie$) performed ...