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Title:
CUTTING EDGE GRINDING ATTACHMENT
Document Type and Number:
Japanese Patent JPH0557582
Kind Code:
A
Abstract:

PURPOSE: To finish the grinding of a cutting edge in a short time as well as to make a span of required time for cutting operation so as to be shortened as well.

CONSTITUTION: This is a cutting edge grinding attachment with at least one pair of rotary grinding bodies 61, 62 making each of grinding surfaces 61a, 62a contact with each edge face 12b of a cutting edge 12 whose both sides were formed into these edge faces 12b as rotating. At least one side of both these rotary grinding bodies 61, 62 is provided with each recess 61b in these grinding surfaces 61a, 62a, and both these rotary grinding bodies 61, 62 are set up after making the rotary grinding body 62 at the counter side get into the recess 61b in a state that virtual surfaces inclusive of these grinding surfaces 61a, 62a are crossed with each other, and they are complicatedly formed with each other free of rotational drive at the same time.


Inventors:
ECCHU OSAMU
OISHI KAZUO
Application Number:
JP22147291A
Publication Date:
March 09, 1993
Filing Date:
September 02, 1991
Export Citation:
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Assignee:
OISHI SEISAKUSHO KK
International Classes:
B24B3/36; B26D7/12; (IPC1-7): B24B3/36; B26D7/12
Domestic Patent References:
JPS50141790A1975-11-14
JPS49105299A1974-10-04
Attorney, Agent or Firm:
Kitamura Osamu