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GB2041289B - Road maintenance bits and blocks - Google Patents

Road maintenance bits and blocks

Info

Publication number
GB2041289B
GB2041289B GB8002484A GB8002484A GB2041289B GB 2041289 B GB2041289 B GB 2041289B GB 8002484 A GB8002484 A GB 8002484A GB 8002484 A GB8002484 A GB 8002484A GB 2041289 B GB2041289 B GB 2041289B
Authority
GB
United Kingdom
Prior art keywords
blocks
road maintenance
maintenance bits
bits
road
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
GB8002484A
Other versions
GB2041289A (en
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.)
Kennametal Inc
Original Assignee
Kennametal Inc
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 Kennametal Inc filed Critical Kennametal Inc
Publication of GB2041289A publication Critical patent/GB2041289A/en
Application granted granted Critical
Publication of GB2041289B publication Critical patent/GB2041289B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/18—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by milling, e.g. channelling by means of milling tools
    • B28D1/186—Tools therefor, e.g. having exchangeable cutter bits
    • B28D1/188—Tools therefor, e.g. having exchangeable cutter bits with exchangeable cutter bits or cutter segments
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders
    • E21C35/197—Means for fixing picks or holders using sleeves, rings or the like, as main fixing elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Road Repair (AREA)
GB8002484A 1979-02-01 1980-01-24 Road maintenance bits and blocks Expired GB2041289B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US843579A 1979-02-01 1979-02-01

Publications (2)

Publication Number Publication Date
GB2041289A GB2041289A (en) 1980-09-10
GB2041289B true GB2041289B (en) 1982-11-17

Family

ID=21731572

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8002484A Expired GB2041289B (en) 1979-02-01 1980-01-24 Road maintenance bits and blocks

Country Status (4)

Country Link
AU (1) AU518204B2 (en)
CA (1) CA1137803A (en)
DE (1) DE3003743C2 (en)
GB (1) GB2041289B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT245488Y1 (en) * 1998-11-10 2002-03-20 Bitelli Spa TOOL HOLDER FOR MILLING DRUM OF SCARIFYING MACHINES.
GB2113177B (en) * 1982-01-08 1986-02-05 Kennametal Inc Bit and block assembly
ES8405099A1 (en) * 1982-06-08 1984-05-16 Koehring Co An earth working machine.
US4669556A (en) * 1984-01-31 1987-06-02 Nl Industries, Inc. Drill bit and cutter therefor
US4743069A (en) * 1985-03-19 1988-05-10 Gte Products Corporation Rotatable cutting bit
DE8513913U1 (en) * 1985-05-10 1985-06-20 Hans Krummenauer GmbH & Co KG, 6680 Neunkirchen Chisel holder for a cutting tool
US4865392A (en) * 1985-07-18 1989-09-12 Gte Products Corporation Rotatable cutting bit
US4725099A (en) 1985-07-18 1988-02-16 Gte Products Corporation Rotatable cutting bit
US4836614A (en) * 1985-11-21 1989-06-06 Gte Products Corporation Retainer scheme for machine bit
DE19857451A1 (en) 1998-12-12 2000-06-15 Boart Hwf Gmbh Co Kg Cutting or breaking tool and cutting insert for this
US6554369B2 (en) 2001-07-12 2003-04-29 The Sollami Company Cutting tool with hardened insert
DE202014010678U1 (en) * 2014-09-09 2016-04-13 Betek Gmbh & Co. Kg Chisel, in particular round shank chisel

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1235158A (en) * 1958-09-16 1960-07-01 Road milling machine for the production of indicator strips
US3519309A (en) * 1965-08-12 1970-07-07 Kennametal Inc Rotary cone bit retained by captive keeper ring
US3752515A (en) * 1971-09-15 1973-08-14 Kennametal Inc Resilient keeper ring
DE2539707A1 (en) * 1975-09-06 1977-03-17 Marks & Co Road surface cutter roller replaceable tooth - has conical bottom and constant top sections fitting corresponding roller recess
DE2644992A1 (en) * 1976-10-06 1978-04-13 Reinhard Wirtgen Road surface stripper cutting mechanism - has lug shaped chisels rotating in radial depression on roller

Also Published As

Publication number Publication date
GB2041289A (en) 1980-09-10
AU5492480A (en) 1980-08-07
AU518204B2 (en) 1981-09-17
DE3003743A1 (en) 1980-08-07
CA1137803A (en) 1982-12-21
DE3003743C2 (en) 1985-10-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee