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Patent Searching and Data


Title:
REAMER WITH OIL HOLE
Document Type and Number:
WIPO Patent Application WO/2020/080397
Kind Code:
A1
Abstract:
This reamer with an oil hole comprises: an oil passage extending in a tool body along the axis line of the tool body; and an oil hole extending radially outward from the oil passage to the outer circumference of the tool body, wherein an oil outlet of the oil hole is formed to be open to a position corresponding to a corner at which a tip cutting edge and an outer circumferential cutting edge intersect with each other, and at least a part of the oil outlet is formed to be open on an outer peripheral flank.

Inventors:
OKAMOTO JUN (JP)
TAKESHITA FUTOSHI (JP)
KAI KYOSUKE (JP)
FUKUDA KATSUTOSHI (JP)
YAMADA MASASHI (JP)
Application Number:
PCT/JP2019/040642
Publication Date:
April 23, 2020
Filing Date:
October 16, 2019
Export Citation:
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Assignee:
SUMITOMO ELECTRIC TOOL NET INC (JP)
ASAHI TOOLS MFG CO LTD (JP)
SUMITOMO ELECTRIC HARDMETAL CORP (JP)
International Classes:
B23D77/00
Foreign References:
JPS5327293U1978-03-08
JPS49148591U1974-12-23
DE102014109390A12016-01-07
JPS5628817U1981-03-18
JPS6420221U1989-02-01
CN206747715U2017-12-15
JP2018196486A2018-12-13
JP2000263328A2000-09-26
JPH0617825U1994-03-08
Other References:
See also references of EP 3868504A4
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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