Glass manufacturing – Processes – Sequentially forming – reheating – and working
Patent
1992-12-08
1994-06-28
Jones, W. Gary
Glass manufacturing
Processes
Sequentially forming, reheating, and working
65102, 65 82, 264 25, 4251748R, 219750, C03B 2300
Patent
active
053243455
ABSTRACT:
A method and a device for moulding products made of glass or synthetic resin is provided, whereby a parison of material (3) is heated by microwave heating up to a predetermined temperature and is then moulded into the desired product shape by moulds (5, 7). The method and device are particularly suitable for manufacturing optical products such as lenses, prisms, and gratings.
REFERENCES:
patent: 1612628 (1926-12-01), George
patent: 3461261 (1969-08-01), Lewis
patent: 3737488 (1973-06-01), Porter
patent: 4151249 (1979-04-01), Lee
patent: 4330698 (1982-05-01), Sawada
patent: 4885108 (1989-12-01), Richter
The Random House Dictionary of the English Language, 1967, p. 1049
De Jongh Petrus F.
Rademakers Franciscus M. A.
Rutjes Peter C. S.
Van Der Hulst Victor A.
Bartlett Ernestine C.
Hoffmann John
Jones W. Gary
U.S. Philips Corporation
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