JPS6227951B2 - - Google Patents

Info

Publication number
JPS6227951B2
JPS6227951B2 JP19128785A JP19128785A JPS6227951B2 JP S6227951 B2 JPS6227951 B2 JP S6227951B2 JP 19128785 A JP19128785 A JP 19128785A JP 19128785 A JP19128785 A JP 19128785A JP S6227951 B2 JPS6227951 B2 JP S6227951B2
Authority
JP
Japan
Prior art keywords
blade
tool steel
heat
steel
treated
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.)
Expired
Application number
JP19128785A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61173869A (ja
Inventor
Kyoshi Shimizu
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 JP19128785A priority Critical patent/JPS61173869A/ja
Publication of JPS61173869A publication Critical patent/JPS61173869A/ja
Publication of JPS6227951B2 publication Critical patent/JPS6227951B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Percussive Tools And Related Accessories (AREA)
  • Heat Treatment Of Articles (AREA)
JP19128785A 1985-08-30 1985-08-30 動力ハンマ−錐の製造方法 Granted JPS61173869A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19128785A JPS61173869A (ja) 1985-08-30 1985-08-30 動力ハンマ−錐の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19128785A JPS61173869A (ja) 1985-08-30 1985-08-30 動力ハンマ−錐の製造方法

Publications (2)

Publication Number Publication Date
JPS61173869A JPS61173869A (ja) 1986-08-05
JPS6227951B2 true JPS6227951B2 (cs) 1987-06-17

Family

ID=16272050

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19128785A Granted JPS61173869A (ja) 1985-08-30 1985-08-30 動力ハンマ−錐の製造方法

Country Status (1)

Country Link
JP (1) JPS61173869A (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2543564B2 (ja) * 1988-03-24 1996-10-16 積水化学工業株式会社 弁の締切シ―ル構造
JPH052881U (ja) * 1991-04-30 1993-01-19 第一熱処理工業株式会社 ブレーカー用チゼル
KR102779716B1 (ko) * 2022-08-16 2025-03-12 김노성 Nct 펀칭기용 펀치 및 그 제조방법

Also Published As

Publication number Publication date
JPS61173869A (ja) 1986-08-05

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