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Title:
END MATERIAL PART REMOVING METHOD
Document Type and Number:
Japanese Patent JP2015174804
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an end material part removing method for suppressing a crack from occurring in a product part when a product is taken out by eliminating a part unnecessary for a product from a brittle material substrate.SOLUTION: An end material part removing method comprises: the step of forming a scribe line 100 along the outer edge of an end material part 3; the step of forming an auxiliary scribe line 200 in the end material part 3 along said scribe line 100 in a manner to form a belt-like part 32; the step of removing a body part 31 from the end material part 3; and the step of moving the two end parts 321 and 322 of the belt-like part 32 in a manner to approach each other.

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Inventors:
TOMINAGA KEISUKE
KATO WATARU
Application Number:
JP2014053449A
Publication Date:
October 05, 2015
Filing Date:
March 17, 2014
Export Citation:
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Assignee:
MITSUBOSHI DIAMOND IND CO LTD
International Classes:
C03B33/04
Attorney, Agent or Firm:
Shinki Global IP Patent Corporation



 
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