JPS6349772B2 - - Google Patents

Info

Publication number
JPS6349772B2
JPS6349772B2 JP57022430A JP2243082A JPS6349772B2 JP S6349772 B2 JPS6349772 B2 JP S6349772B2 JP 57022430 A JP57022430 A JP 57022430A JP 2243082 A JP2243082 A JP 2243082A JP S6349772 B2 JPS6349772 B2 JP S6349772B2
Authority
JP
Japan
Prior art keywords
tooth
tip
root
hardened
toughness
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
JP57022430A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58138838A (ja
Inventor
Kaoru Horiuchi
Akio Matsui
Masahiro Hara
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.)
Kawasaki Heavy Industries Ltd
Original Assignee
Kawasaki Heavy Industries 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 Kawasaki Heavy Industries Ltd filed Critical Kawasaki Heavy Industries Ltd
Priority to JP2243082A priority Critical patent/JPS58138838A/ja
Publication of JPS58138838A publication Critical patent/JPS58138838A/ja
Publication of JPS6349772B2 publication Critical patent/JPS6349772B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
    • E02F9/2808—Teeth
    • E02F9/285—Teeth characterised by the material used

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Component Parts Of Construction Machinery (AREA)
JP2243082A 1982-02-15 1982-02-15 ツ−ス Granted JPS58138838A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2243082A JPS58138838A (ja) 1982-02-15 1982-02-15 ツ−ス

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2243082A JPS58138838A (ja) 1982-02-15 1982-02-15 ツ−ス

Publications (2)

Publication Number Publication Date
JPS58138838A JPS58138838A (ja) 1983-08-17
JPS6349772B2 true JPS6349772B2 (enrdf_load_stackoverflow) 1988-10-05

Family

ID=12082474

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2243082A Granted JPS58138838A (ja) 1982-02-15 1982-02-15 ツ−ス

Country Status (1)

Country Link
JP (1) JPS58138838A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006207113A (ja) * 1999-10-07 2006-08-10 Kazutoshi Ishizuka 掘削爪

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5720678Y2 (enrdf_load_stackoverflow) * 1976-08-12 1982-05-04

Also Published As

Publication number Publication date
JPS58138838A (ja) 1983-08-17

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