Heat absorbing throw-away tip and heat absorbing throw-away tool using the throw-away tip
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 28, 2003
Grant Date -
Aug 8, 2002
app pub date -
Oct 29, 2001
filing date -
Mar 3, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An indexable insert having a heat absorbing performance, and an indexable tool using the same. The indexable insert is attached, when used, to a shank or holder having fluid inlet and outlet passages. The heat absorption indexable insert comprises: a corridor-shaped cooling passage disposed inside of a plurality of corners and circulating the vicinities of the individual corners sequentially; and a connecting passage arranged in an end portion region of the cooling passage so as to communicate with the inlet passage and the outlet passage even when any corner is used.
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