Title:
TAPE CARRIER PUNCHING DIE
Document Type and Number:
Japanese Patent JP3714121
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To prevent a punch from being damaged by the scraps of a soft elastomer, and to prolong the service life of the punch in a die for simultaneously punching a tape carrier and the elastomer.
SOLUTION: A counter-sunk part 5 having the width of 0.01-0.5 mm from an inner wall 9a of a punch guide when viewed in the direction orthogonal to the punch passing direction, and the depth of 0.5-1.5 mm from a lower end face 9b of a punched hole when viewed in the passing direction of the punch 2 is provided in an area on the punch outlet side in an inner wall of the punched hole 8 of a stripper 1.
Inventors:
Tomoo Omori
Yoji Konno
Tatsuya Otaka
Hiroshi Sugimoto
Shigeo Hagiya
Shigeharu Takahagi
Yoji Konno
Tatsuya Otaka
Hiroshi Sugimoto
Shigeo Hagiya
Shigeharu Takahagi
Application Number:
JP2000180729A
Publication Date:
November 09, 2005
Filing Date:
June 12, 2000
Export Citation:
Assignee:
Hitachi Cable Ltd.
International Classes:
B26F1/02; B21D28/34; B26F1/44; H01L23/50; (IPC1-7): B21D28/34; B26F1/02; B26F1/44; H01L23/50
Domestic Patent References:
| JP60259400A | ||||
| JP59042143A | ||||
| JP5005220U | ||||
| JP3268824A | ||||
| JP5084421U |