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Jones designed the portable air-cooling unit for trucks carrying perishable food to prevent spoilage. [11] [14] The Model A refrigeration equipment was attached to undercarriages of trucks. Chilled air was transported to the inside of the trailer via refrigerant tubing. [17] Because Model A was too heavy, Jones later developed the Model B.
cleanse the air; After several more years of refinement and field testing, on January 2, 1906, Carrier was granted U.S. patent 808,897 for an Apparatus for Treating Air, the world's first spray-type air conditioning equipment. It was designed to humidify or dehumidify air, heating water for the first function and cooling it for the second.
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]
Jones designed a portable air-cooling unit for trucks carrying perishable food, [3] for which they had obtained a patent on July 12, 1940, [4] subsequent to a challenge to invent a refrigerated truck over a golf game by associates of Numero's, Werner Transportation Co.'s President Harry Werner, and United States Air Conditioning Co.'s President ...
Portable/Power Miser: Introduced in 1965 and produced until the early 1990s, this was the first room air conditioner advertised as a portable unit by Friedrich. In 1974, the name Power Miser appeared along with a major engineering change, which saw a less efficient and light duty Tecumseh AH/AJ reciprocating compressor replace the high ...
Margaret Ingels (October 25, 1892 – December 13, 1971) [1] was an American engineer. She is known as the first female engineering graduate from the University of Kentucky, receiving her Bachelor of Science degree in mechanical engineering in 1916. [2]
Goettl worked throughout his life in the HVAC community. With his brother, Adam, they founded Phoenix-based Goettl Air Conditioning on February 14, 1939. [2] During World War II, the Goettl brothers shifted their focus to manufacturing operations, contributing to the war effort and highlighting the potential value of cooling technology.
The company was founded by the De'Longhi family in 1902 as a small industrial parts manufacturing workshop. [3] The company incorporated in 1950. [4] Historically a major producer of portable heaters and air conditioners, the company has expanded to include nearly every category of small domestic appliances in the food preparation and cooking, as well as household cleaning and ironing, segments.