Metal working – Method of mechanical manufacture – Combined manufacture including applying or shaping of fluent...
Patent
1990-05-29
1991-08-06
Arbes, Carl J.
Metal working
Method of mechanical manufacture
Combined manufacture including applying or shaping of fluent...
29434, 29898043, 2989812, 295263, 269309, 384244, 384246, B23P 1700
Patent
active
050365797
ABSTRACT:
A method for making a first object (1) which can be fixed with great precision with respect to a second object (2) comprises the steps of pressure-casting the first object from a plastically deformable, relatively soft metal such as light metals and zinc alloys, sizing the first object (1) at least in the area of desired surfaces (12, 13, 14) of contact between the first object (1) and the second object (2) by pressing the first object (1) into a sizing tool which consists of a hard material and has in the area of the contact surfaces (12 to 14) a negative form with respect to the desired form of the first object (1), the first object (1) undergoing a plastic deformation at least in the area of the contact surfaces (12 to 14). The additional step is performed of applying a relatively hard metal surface coating to the first object (1) at least in the area of the contact surfaces (12 to 14) (FIG. 1 ).
REFERENCES:
patent: 1493212 (1924-05-01), Link
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patent: 4225261 (1980-09-01), Marx
patent: 4371075 (1983-02-01), Erlichman
patent: 4757890 (1988-07-01), Motoda
patent: 4838533 (1989-06-01), Buchler
Arbes Carl J.
Buchler B-Set AG
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