JPS529760A - Screw with strengthened neck against deformation - Google Patents

Screw with strengthened neck against deformation

Info

Publication number
JPS529760A
JPS529760A JP8440775A JP8440775A JPS529760A JP S529760 A JPS529760 A JP S529760A JP 8440775 A JP8440775 A JP 8440775A JP 8440775 A JP8440775 A JP 8440775A JP S529760 A JPS529760 A JP S529760A
Authority
JP
Japan
Prior art keywords
screw
against deformation
neck against
strengthened
strengthened neck
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
JP8440775A
Other languages
Japanese (ja)
Other versions
JPS5410070B2 (en
Inventor
Akira Sato
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.)
FUJI SEIRA KK
FUJI SEIRA YUUGEN
Original Assignee
FUJI SEIRA KK
FUJI SEIRA YUUGEN
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 FUJI SEIRA KK, FUJI SEIRA YUUGEN filed Critical FUJI SEIRA KK
Priority to JP8440775A priority Critical patent/JPS529760A/en
Publication of JPS529760A publication Critical patent/JPS529760A/en
Publication of JPS5410070B2 publication Critical patent/JPS5410070B2/ja
Granted legal-status Critical Current

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Abstract

PURPOSE: To prevent weak spot of wood screw neck from being deformed during drive in process by process of transforming the neck surface into hardened texture in rolling work procedure.
COPYRIGHT: (C)1977,JPO&Japio
JP8440775A 1975-07-11 1975-07-11 Screw with strengthened neck against deformation Granted JPS529760A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8440775A JPS529760A (en) 1975-07-11 1975-07-11 Screw with strengthened neck against deformation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8440775A JPS529760A (en) 1975-07-11 1975-07-11 Screw with strengthened neck against deformation

Publications (2)

Publication Number Publication Date
JPS529760A true JPS529760A (en) 1977-01-25
JPS5410070B2 JPS5410070B2 (en) 1979-05-01

Family

ID=13829724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8440775A Granted JPS529760A (en) 1975-07-11 1975-07-11 Screw with strengthened neck against deformation

Country Status (1)

Country Link
JP (1) JPS529760A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6338957B2 (en) 2000-03-09 2002-01-15 Ajinomoto Co., Inc. Method for producing halo-L-tryptophan

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002195229A (en) * 2000-12-27 2002-07-10 Kita Rashi Seisakusho:Kk Roofing tile fixing screw

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190112857A (en) * 1901-06-24 1901-07-27 William Humphrey Wheatley Improvements in Bolts.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190112857A (en) * 1901-06-24 1901-07-27 William Humphrey Wheatley Improvements in Bolts.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6338957B2 (en) 2000-03-09 2002-01-15 Ajinomoto Co., Inc. Method for producing halo-L-tryptophan

Also Published As

Publication number Publication date
JPS5410070B2 (en) 1979-05-01

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