JPS549081A - Method of punching and processing molded products of heat-pressed foamed plastic - Google Patents

Method of punching and processing molded products of heat-pressed foamed plastic

Info

Publication number
JPS549081A
JPS549081A JP7334877A JP7334877A JPS549081A JP S549081 A JPS549081 A JP S549081A JP 7334877 A JP7334877 A JP 7334877A JP 7334877 A JP7334877 A JP 7334877A JP S549081 A JPS549081 A JP S549081A
Authority
JP
Japan
Prior art keywords
heat
punching
foamed plastic
molded products
processing molded
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP7334877A
Other languages
Japanese (ja)
Inventor
Torao Hashimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bridgestone Corp
Original Assignee
Bridgestone Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bridgestone Corp filed Critical Bridgestone Corp
Priority to JP7334877A priority Critical patent/JPS549081A/en
Publication of JPS549081A publication Critical patent/JPS549081A/en
Pending legal-status Critical Current

Links

Landscapes

  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

PURPOSE: To improve the dimensional precision of a molded product of a foamed plastic by heat-pressing the same while inserting a punching die thereinto.
COPYRIGHT: (C)1979,JPO&Japio
JP7334877A 1977-06-22 1977-06-22 Method of punching and processing molded products of heat-pressed foamed plastic Pending JPS549081A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7334877A JPS549081A (en) 1977-06-22 1977-06-22 Method of punching and processing molded products of heat-pressed foamed plastic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7334877A JPS549081A (en) 1977-06-22 1977-06-22 Method of punching and processing molded products of heat-pressed foamed plastic

Publications (1)

Publication Number Publication Date
JPS549081A true JPS549081A (en) 1979-01-23

Family

ID=13515554

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7334877A Pending JPS549081A (en) 1977-06-22 1977-06-22 Method of punching and processing molded products of heat-pressed foamed plastic

Country Status (1)

Country Link
JP (1) JPS549081A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02117835A (en) * 1988-10-28 1990-05-02 Toppan Printing Co Ltd Marking device for edge of sheet such as printing paper
JPH0630855U (en) * 1991-04-22 1994-04-22 エス・オー・シー株式会社 OCR (optical character reader) card used for computer management system
JP2013123597A (en) * 2011-12-16 2013-06-24 Gunze Ltd Flexible object punching device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02117835A (en) * 1988-10-28 1990-05-02 Toppan Printing Co Ltd Marking device for edge of sheet such as printing paper
JPH0630855U (en) * 1991-04-22 1994-04-22 エス・オー・シー株式会社 OCR (optical character reader) card used for computer management system
JP2013123597A (en) * 2011-12-16 2013-06-24 Gunze Ltd Flexible object punching device

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