Control pin

Details Control pin Control pin

2007-01-23

2007-01-23

Bastianelli, John (Department: 3753)

Valves and valve actuation

Reciprocating valve

C251S367000, C251S368000

Reexamination Certificate

active

10971586

ABSTRACT:
A control pin (12) for controlling the flow of liquid metal in a casting process includes an elongate body member (34), the body member being made at least partially of a composite ceramic material that includes a fibrous reinforcing material embedded within a ceramic matrix. The body member (34) is preferably hollow and includes a wear-resistant tip (36) at one end.

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patent: 2002/0117253 (2002-08-01), Hanse
patent: 1262973 (2000-08-01), None
patent: 3-198957 (1991-08-01), None
patent: 3-198959 (1991-08-01), None

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