DE59610057D1 - METHOD FOR IMPROVING THE DURABILITY OF HYDRAULIC CHISELS - Google Patents

METHOD FOR IMPROVING THE DURABILITY OF HYDRAULIC CHISELS

Info

Publication number
DE59610057D1
DE59610057D1 DE59610057T DE59610057T DE59610057D1 DE 59610057 D1 DE59610057 D1 DE 59610057D1 DE 59610057 T DE59610057 T DE 59610057T DE 59610057 T DE59610057 T DE 59610057T DE 59610057 D1 DE59610057 D1 DE 59610057D1
Authority
DE
Germany
Prior art keywords
chisels
durability
hydraulic
improving
hydraulic chisels
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 - Fee Related
Application number
DE59610057T
Other languages
German (de)
Inventor
Christian Hunger
Hans-Gerd Fischer
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
Application granted granted Critical
Publication of DE59610057D1 publication Critical patent/DE59610057D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/02—Percussive tool bits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heat Treatment Of Articles (AREA)
  • Earth Drilling (AREA)
DE59610057T 1995-10-17 1996-10-17 METHOD FOR IMPROVING THE DURABILITY OF HYDRAULIC CHISELS Expired - Fee Related DE59610057D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19538535 1995-10-17
PCT/DE1996/001967 WO1997015421A1 (en) 1995-10-17 1996-10-17 Process for improving the durability of hydraulic chisels

Publications (1)

Publication Number Publication Date
DE59610057D1 true DE59610057D1 (en) 2003-02-20

Family

ID=7775011

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19641510A Withdrawn DE19641510A1 (en) 1995-10-17 1996-10-07 Method for improving durability of hydraulic chisels
DE59610057T Expired - Fee Related DE59610057D1 (en) 1995-10-17 1996-10-17 METHOD FOR IMPROVING THE DURABILITY OF HYDRAULIC CHISELS

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19641510A Withdrawn DE19641510A1 (en) 1995-10-17 1996-10-07 Method for improving durability of hydraulic chisels

Country Status (3)

Country Link
EP (1) EP0855950B1 (en)
DE (2) DE19641510A1 (en)
WO (1) WO1997015421A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2502710B1 (en) 2011-03-22 2020-04-22 Black & Decker Inc. Chisels
USD734792S1 (en) 2013-03-15 2015-07-21 Black & Decker Inc. Drill bit
USD737875S1 (en) 2013-03-15 2015-09-01 Black & Decker Inc. Drill bit
US20210301361A1 (en) * 2020-03-31 2021-09-30 Caterpillar Inc. Tool for a hydraulic hammer
EP3925735A1 (en) * 2020-06-17 2021-12-22 Hilti Aktiengesellschaft Tool and system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT377207B (en) * 1981-05-22 1985-02-25 Schobesberger Ernst Ing METHOD FOR PRODUCING SHAFTS CHISES
JPS61153231A (en) * 1984-12-27 1986-07-11 Daido Steel Co Ltd Heat treatment of rod for rock drill
JPH0631653A (en) * 1992-07-22 1994-02-08 Nippon Pneumatic Mfg Co Ltd Chisel for shock moving tool
JPH06297164A (en) * 1993-04-13 1994-10-25 Mitsubishi Steel Mfg Co Ltd Manufacture of chisel for breaker
DE29516413U1 (en) * 1995-10-17 1996-04-25 Hunger, Christian, 84144 Geisenhausen Chisel for hydraulic hammer

Also Published As

Publication number Publication date
DE19641510A1 (en) 1997-11-06
WO1997015421A1 (en) 1997-05-01
EP0855950B1 (en) 2003-01-15
EP0855950A1 (en) 1998-08-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee