JPS53114353A - Forming work method for plate material - Google Patents

Forming work method for plate material

Info

Publication number
JPS53114353A
JPS53114353A JP526478A JP526478A JPS53114353A JP S53114353 A JPS53114353 A JP S53114353A JP 526478 A JP526478 A JP 526478A JP 526478 A JP526478 A JP 526478A JP S53114353 A JPS53114353 A JP S53114353A
Authority
JP
Japan
Prior art keywords
plate material
work method
forming work
punched part
punching
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.)
Granted
Application number
JP526478A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5733707B2 (enrdf_load_stackoverflow
Inventor
Akira Nakazawa
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP526478A priority Critical patent/JPS53114353A/ja
Publication of JPS53114353A publication Critical patent/JPS53114353A/ja
Publication of JPS5733707B2 publication Critical patent/JPS5733707B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lead Frames For Integrated Circuits (AREA)
JP526478A 1978-01-23 1978-01-23 Forming work method for plate material Granted JPS53114353A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP526478A JPS53114353A (en) 1978-01-23 1978-01-23 Forming work method for plate material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP526478A JPS53114353A (en) 1978-01-23 1978-01-23 Forming work method for plate material

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP16636884A Division JPS6074460A (ja) 1984-08-10 1984-08-10 リ−ドフレ−ム

Publications (2)

Publication Number Publication Date
JPS53114353A true JPS53114353A (en) 1978-10-05
JPS5733707B2 JPS5733707B2 (enrdf_load_stackoverflow) 1982-07-19

Family

ID=11606361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP526478A Granted JPS53114353A (en) 1978-01-23 1978-01-23 Forming work method for plate material

Country Status (1)

Country Link
JP (1) JPS53114353A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4486948A (en) * 1980-08-20 1984-12-11 Nippon Electric Co., Ltd. Method for forming lead frame for integrated circuit devices
JPH01133340A (ja) * 1987-11-19 1989-05-25 Mitsui High Tec Inc リードフレームおよびその製造方法
JPH03181160A (ja) * 1989-12-11 1991-08-07 Mitsui High Tec Inc 半導体装置用リードフレーム

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01119411U (enrdf_load_stackoverflow) * 1988-01-25 1989-08-14

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4486948A (en) * 1980-08-20 1984-12-11 Nippon Electric Co., Ltd. Method for forming lead frame for integrated circuit devices
JPH01133340A (ja) * 1987-11-19 1989-05-25 Mitsui High Tec Inc リードフレームおよびその製造方法
JPH03181160A (ja) * 1989-12-11 1991-08-07 Mitsui High Tec Inc 半導体装置用リードフレーム

Also Published As

Publication number Publication date
JPS5733707B2 (enrdf_load_stackoverflow) 1982-07-19

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