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Innovations in the latter half of the 20th century allowed more ubiquitous air conditioner use. In 1945, Robert Sherman of Lynn, Massachusetts, invented a portable, in-window air conditioner that cooled, heated, humidified, dehumidified, and filtered the air. [37] The first inverter air conditioners were released in 1980–1981. [38] [39]
Midea Group (Chinese: 美的集团; pinyin: Měidì Jítuán; Jyutping: mei5 dik1 zaap6 tyun4) is a Chinese electrical appliance manufacturer, headquartered in Beijiao town, Shunde District, Foshan, Guangdong and listed on Shenzhen Stock Exchange since 2013.
5.1 For heat gain through walls, doors, roofs, and windows (only window conduction) 5.2 For heat gains due to people, equipment (hooded and unhooded), and lighting 5.3 For solar heat gains through windows and glazed surfaces
Gree Electric's Chairwoman is Dong Mingzhu, or "Sister Dong" as she is known in China. [2] She was appointed CEO in 2009. [citation needed] She joined the company in 1990.[citation needed] Dong was also the Chairwoman of its largest shareholder at the time, Gree Group, until November 2016. [8]
Window and central air conditioning in the 1960s caused many companies to discontinue production of fans, [12] but in the mid-1970s, with an increasing awareness of the cost of electricity and the amount of energy used to heat and cool homes, turn-of-the-century styled ceiling fans became popular again as both decorative and energy-efficient.
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Bombardier Transportation has intelligent on-blur windows in the Bombardier Innovia APM 100 operating on Singapore's Bukit Panjang LRT line, to prevent passengers from peering into apartments while the train is moving [21] and is planning to offer windows using smart glass technology in its Flexity 2 light rail vehicles. [22]
U.S. President Donald Trump speaks during a House Republican members conference meeting in Trump National Doral resort, in Miami, Florida, U.S. January 27, 2025.