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A platen (or platten) is a platform with a variety of roles in printing or manufacturing. It can be a flat metal (or earlier, wooden ) plate pressed against a medium (such as paper ) to cause an impression in letterpress printing . [ 1 ]
Although not initially invented by a Swede the design of the zipper was improved upon and patented by two Swedish-Americans, Peter Aronsson and Gideon Sundbäck. Baltzar von Platen and Carl Munters in 1922, invented the absorption Refrigerator while they were still students at the Royal Institute of Technology in Stockholm, Sweden.
Zipper slider brings together the two sides of teeth. The popular North American term zipper (UK zip, or occasionally zip-fastener) came from the B. F. Goodrich Company in 1923. The company used Gideon Sundbäck's fastener on a new type of rubber boots (or galoshes) and referred to it as the zipper, and the name stuck. The two chief uses of the ...
The general form of letterpress printing with a platen press shows the relationship between the forme (the type), the pressure, the ink, and the paper. Letterpress printing is a technique of relief printing for producing many copies by repeated direct impression of an inked, raised surface against individual sheets of paper or a continuous roll ...
No 1 High Speed launched, has a steel strip disk pawl, a vertical platen inspired by the designs of Kelsey (1934) No 1 High Speed improved, has the solid steel disk pawl (1935) No 2 High Speed, iron, no lettering, inside chase 6 in × 4 in (150 mm × 100 mm), a lug on each side to fix to a base board (1934)
Closeup of a YKK zipper on blue jeans. The YKK Group (YKKグループ, Waikeikei Gurūpu) is a Japanese group of manufacturing companies. They are the world's largest zipper manufacturer, also producing other fastening products, architectural products, plastic hardware and industrial machinery.
A platen jobbing press in operation A press room (ca. 1917) with several platen jobbing machines hooked up to line shaft; a cylinder press is at left.. A jobbing press, job press, or jobber is a variety of printing press used in letterpress printing.
This prototype cooling device invented by Baltzar von Platen and Carl Munters in 1922 became the basis for a lot of refrigerators produced in Sweden and elsewhere. Baltzar von Platen (24 February 1898 – 29 April 1984) was a Swedish engineer and inventor.