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In electrical engineering, a limit switch is a switch operated by the motion of a machine part or the presence of an object. A limit switch can be used for controlling machinery as part of a control system , as a safety interlock , or as a counter enumerating objects passing a point.
Horseheads-based Hardinge Inc. confirmed it will be closing its Super-Precision Division as of Aug. 9, resulting in 31 employees losing their jobs. Hardinge Inc. layoffs confirmed as company files ...
Hardinge, which was founded in the 1890s in Chicago and relocated to Elmira in the 1930s, sent a notice July 26 to employees of its Super-Precision division notifying them their employment would ...
The fourth category of furnace is the high-efficiency condensing gas furnace. High efficiency condensing gas furnaces typically achieve between 90% and 98% AFUE. [3] A condensing gas furnace includes a sealed combustion area, combustion draft inducer and a secondary heat exchanger. The primary gain in efficiency for a condensing gas furnace, as ...
Atwood is a former mining settlement located 35 miles (56 km) northeast of Mina in Nye County, Nevada. Founded in 1901, it was the most important mining village in the Fairplay Mining District, that was called "Atwood Mining District" as well. After Atwood was totally deserted in 1908, the settlement revived in 1914.
A thermal switch (sometimes thermal reset or thermal cutout (TCO)) is a device which normally opens at a high temperature (often with a faint "plink" sound) and re-closes when the temperature drops. The thermal switch may be a bimetallic strip, often encased in a tubular glass bulb to protect it from dust or short circuit. Another common design ...
Chapter 5, Section 5.1 "Petroleum Refining" discusses the air pollutant emissions from the equipment in the various refinery processing units as well as from the auxiliary steam-generating boilers, furnaces and engines, and Table 5.1.1 includes the pertinent emission factors.
In 1882, the U.S. Post Office requested permission to drop one "t" thus becoming Atwood. In 1881, Atwood became the county seat of Rawlins County . [ 4 ] [ 5 ]