Stone working – Splitting – shearing – and punching
Patent
1989-06-13
1991-12-03
Yost, Frank T.
Stone working
Splitting, shearing, and punching
225 965, 225 97, 225103, B26F 300
Patent
active
050691953
ABSTRACT:
An apparatus for the automatic separation along predetermined bending fracture lines in basic ceramic platelets of hybrid electronic circuits includes a support plate provided with grooves on its lower face defining bending lines juxtaposed with the fracture lines of the platelet urged against an upper face of plate by upper pressing members being in contact with each of single elements of the platelet defined by the fracture lines and lower retractable members controlled in a predetermined sequence for successive bending of the plate and the platelet subdivided in a plurality of single elements.
REFERENCES:
patent: 4371103 (1983-02-01), Siemens et al.
patent: 4516712 (1985-05-01), Whalley
patent: 4646955 (1987-03-01), Garrick
patent: 4834275 (1989-05-01), Kittel
patent: 4865241 (1989-09-01), Hamel
Aisa S.P.A.
Dubno Herbert
Kateschov Yuri
Rada Rinaldi
Yost Frank T.
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