PUNCHING SHAFT, PUNCH, PUNCH BLADE AND PACKAGE BAG

Title:

PUNCHING SHAFT, PUNCH, PUNCH BLADE AND PACKAGE BAG

Document Type and Number:

Japanese Patent JP2016175140

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide a punching shaft, a punch and a punch blade that can prevent adhesion of foreign matter to a workpiece and can be manufactured at low cost, and provide a package bag in which an easy-to-open part is formed without the foreign matter mixed therein.SOLUTION: A shaft 11 goes straight and moves in a cylindrical linear bearing. The shaft includes a sleeve 12 mounted so as to come in contact with the linear bearing in the linear motion movement in order to prevent abrasion of a sliding part between the shaft 11 and the linear bearing, and having elasticity. The abrasion of the shaft 11, the linear bearing and the sleeve 12 during linear movement is prevented by the sleeve 12, and thereby the adhesion of foreign matter to a workpiece and work is prevented.SELECTED DRAWING: Figure 2

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Inventors:

NAKAHARA YUKIO

Application Number:

JP2015056091A

Publication Date:

October 06, 2016

Filing Date:

March 19, 2015

Export Citation:

Click for automatic bibliography generation Help

Assignee:

NAKAHARA YUKIO

International Classes:

B26F1/24; B26F1/00; B65D33/00

Domestic Patent References:

JPH0460320U	1992-05-25
JP2004156681A	2004-06-03
JPH08267618A	1996-10-15
JPH01264798A	1989-10-23

Attorney, Agent or Firm:

Hiroshi Sentokuin

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