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Industrial pressure switches may have a calibrated scale and pointer to show the set point of the switch. A pressure switch will have a hysteresis, that is, a differential range around its setpoint, known as the switch's deadband, inside which small changes of pressure do not influence the state of the contacts. Some types allow adjustment of ...
From around 1905 to 1910 various mercury switches were invented, but the "mercury in glass envelope" switch got its start with patent 1598874 (filed on January 19, 1922 by Louis Phelan), [1] which evolved into a more modern mercury switch with a straight tubular glass envelope via patent 2232626 (filed on October 7, 1937 by Harold Olson of Honeywell).
Normal air pressure on the ISS is 101.3 kPa (14.69 psi); [204] the same as at sea level on Earth. An Earth-like atmosphere offers benefits for crew comfort, and is much safer than a pure oxygen atmosphere, because of the increased risk of a fire such as that responsible for the deaths of the Apollo 1 crew.
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22 January Danger: Men at Work, about sexual harassment of women at work; the film 'Business as Usual' about a clothing store in Liverpool, with Glenda Jackson, later a Labour MP; Alice Mahon, Labour MP; 25 year old Karen Wileman, an electronics assembly worker in Hampshire, was sacked when she told her employer, 44-year-old Raymond Atthill, that she was taking him to court for sexual ...
The AMC Javelin is an American front-engine, rear-wheel-drive, two-door hardtop automobile manufactured by American Motors Corporation (AMC) across two generations, 1968 through 1970 and 1971 through 1974 model years.
Opened in 1978 for the 1978 Commonwealth Games, the facility is also used as the home stadium for CFL's Edmonton Elks. RE/MAX Field, a ballpark opened in 1995 home to the Edmonton Riverhawks. From 2005 to 2012, Edmonton hosted an annual circuit on the Indy Racing League known as the Edmonton Indy. Other past sporting events hosted by Edmonton ...
The hardest-hit sectors included home furnishings (down by two-thirds over these two months) and clothing (down 89% over these two months). [ 137 ] Milk delivery services experienced demand which significantly exceeded pre-existing capacity.