Metal founding – Means to shape metallic material – Pressure shaping means
Patent
1997-12-11
1999-06-22
Batten, Jr., J. Reed
Metal founding
Means to shape metallic material
Pressure shaping means
164410, 249135, 249141, 425812, B22D 1722
Patent
active
059133562
ABSTRACT:
A chill vent made of copper or copper alloy has a concave section and a convex section, each being subjected to removal of flat parting portions on both side surfaces, and a gas exhaust passage is formed over the entire width region. These gas exhaust passage portions have side surfaces and back surfaces which are enclosed in hard U-shaped guide frames. It is possible to effectively avoid occurrence of leakage or flashing of molten metal due to a plastic deformation of the chill vent by a mold fastening force applied upon assembly of a die-casting mold, which may occur when a copper or copper alloy having a superior cooling property as the material for chill vent.
REFERENCES:
patent: 4154285 (1979-05-01), Yamasaki
patent: 4577670 (1986-03-01), Moore
Batten, Jr. J. Reed
NGK Insulators Ltd
LandOfFree
Chill vent does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Chill vent, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Chill vent will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1701791