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Patent Searching and Data


Title:
PRESS MACHINE, FACE PRESSING DIE, PRESSING METHOD, METAL PLATE AND RECORDING DEVICE
Document Type and Number:
Japanese Patent JP2004322144
Kind Code:
A
Abstract:

To provide a press machine capable of preventing occurrence of a burr in face pressing, a die for face pressing and its pressing method, and a metal plate and recording device which can improve reliability in injury prevention of an operator and reliability in damage prevention of part items in an assembly operation.

The face pressing dies 41a, 41b, 41c are equipped with pressing parts 44 which press burrs 52 generated on the blade punching-out side backward to the blade punching-in side of the metal plate and compress them on the sheared faces 51 of the metal plate.


Inventors:
KUMAZAKI MASAYUKI
Application Number:
JP2003119837A
Publication Date:
November 18, 2004
Filing Date:
April 24, 2003
Export Citation:
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Assignee:
SEIKO EPSON CORP
International Classes:
B21D19/00; B21D28/16; (IPC1-7): B21D19/00; B21D28/16
Attorney, Agent or Firm:
Masayuki Kushibuchi
Kushibuchi Kazue