Method for producing insert for diesel engine combustion chamber
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United States of America Patent
Stats
-
Nov 17, 1981
Grant Date -
N/A
app pub date -
Aug 15, 1980
filing date -
Aug 15, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of producing an insert for the combustion chamber of a diesel engine having an oblique injection port comprising inserting a cylindrical work blank into a die, then cold- or hot-compressing such cylindrical work blank between a punch and counter-punch to form a compressed center-recessed shape, forming an oblique recess in at least one side of the bottom of the center recess of said shape at such an end position as to correspond to the injection port to be formed, and then developing a hole in said oblique recess in conformity with the configuration and extent thereof.
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