JPS5426222A - Method of making core for screw members such as bolt - Google Patents

Method of making core for screw members such as bolt

Info

Publication number
JPS5426222A
JPS5426222A JP9201177A JP9201177A JPS5426222A JP S5426222 A JPS5426222 A JP S5426222A JP 9201177 A JP9201177 A JP 9201177A JP 9201177 A JP9201177 A JP 9201177A JP S5426222 A JPS5426222 A JP S5426222A
Authority
JP
Japan
Prior art keywords
bolt
screw members
making core
core
making
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
JP9201177A
Other languages
Japanese (ja)
Inventor
Sadakazu Fujita
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP9201177A priority Critical patent/JPS5426222A/en
Publication of JPS5426222A publication Critical patent/JPS5426222A/en
Pending legal-status Critical Current

Links

Landscapes

  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Casting Devices For Molds (AREA)
JP9201177A 1977-07-30 1977-07-30 Method of making core for screw members such as bolt Pending JPS5426222A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9201177A JPS5426222A (en) 1977-07-30 1977-07-30 Method of making core for screw members such as bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9201177A JPS5426222A (en) 1977-07-30 1977-07-30 Method of making core for screw members such as bolt

Publications (1)

Publication Number Publication Date
JPS5426222A true JPS5426222A (en) 1979-02-27

Family

ID=14042537

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9201177A Pending JPS5426222A (en) 1977-07-30 1977-07-30 Method of making core for screw members such as bolt

Country Status (1)

Country Link
JP (1) JPS5426222A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5689302A (en) * 1979-12-20 1981-07-20 Nisshin Steel Co Ltd Preventing method for steel strip from heat scratch due to cold rolling work
JPS62101304A (en) * 1985-10-26 1987-05-11 Nippon Light Metal Co Ltd Production of metallic rolling material having smooth surface
JPS63144808A (en) * 1986-12-05 1988-06-17 Nisshin Steel Co Ltd Manufacture of cold rolled steel plate holding high surface luster
JPH04300045A (en) * 1991-03-27 1992-10-23 Tokyo Tekko Kk Manufacture of lost foam female screw pattern for casting
JPH04300046A (en) * 1991-03-27 1992-10-23 Tokyo Tekko Kk Device for manufacturing lost foam female screw pattern for casting

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5137050A (en) * 1974-09-18 1976-03-29 Mitsubishi Electric Corp KOSHUHAPARUSUCHOKURYUAAKUYOSETSUSOCHI

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5137050A (en) * 1974-09-18 1976-03-29 Mitsubishi Electric Corp KOSHUHAPARUSUCHOKURYUAAKUYOSETSUSOCHI

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5689302A (en) * 1979-12-20 1981-07-20 Nisshin Steel Co Ltd Preventing method for steel strip from heat scratch due to cold rolling work
JPS62101304A (en) * 1985-10-26 1987-05-11 Nippon Light Metal Co Ltd Production of metallic rolling material having smooth surface
JPS63144808A (en) * 1986-12-05 1988-06-17 Nisshin Steel Co Ltd Manufacture of cold rolled steel plate holding high surface luster
JPH04300045A (en) * 1991-03-27 1992-10-23 Tokyo Tekko Kk Manufacture of lost foam female screw pattern for casting
JPH04300046A (en) * 1991-03-27 1992-10-23 Tokyo Tekko Kk Device for manufacturing lost foam female screw pattern for casting

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