JPH0346233B2 - - Google Patents

Info

Publication number
JPH0346233B2
JPH0346233B2 JP61198242A JP19824286A JPH0346233B2 JP H0346233 B2 JPH0346233 B2 JP H0346233B2 JP 61198242 A JP61198242 A JP 61198242A JP 19824286 A JP19824286 A JP 19824286A JP H0346233 B2 JPH0346233 B2 JP H0346233B2
Authority
JP
Japan
Prior art keywords
concrete
laser beam
fusing
assist gas
groove
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 - Lifetime
Application number
JP61198242A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6356378A (ja
Inventor
Akira Kutsumi
Tatsuya Wakizaka
Masahiro Morya
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.)
Obayashi Corp
Original Assignee
Obayashi Corp
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 Obayashi Corp filed Critical Obayashi Corp
Priority to JP61198242A priority Critical patent/JPS6356378A/ja
Publication of JPS6356378A publication Critical patent/JPS6356378A/ja
Publication of JPH0346233B2 publication Critical patent/JPH0346233B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/362—Laser etching
    • B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/40—Removing material taking account of the properties of the material involved
    • 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
    • B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
    • B28D1/221—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising by thermic methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Mining & Mineral Resources (AREA)
  • Working Measures On Existing Buildindgs (AREA)
  • Laser Beam Processing (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
JP61198242A 1986-08-26 1986-08-26 レ−ザ−ビ−ムによるコンクリ−ト溶断方法 Granted JPS6356378A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61198242A JPS6356378A (ja) 1986-08-26 1986-08-26 レ−ザ−ビ−ムによるコンクリ−ト溶断方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61198242A JPS6356378A (ja) 1986-08-26 1986-08-26 レ−ザ−ビ−ムによるコンクリ−ト溶断方法

Publications (2)

Publication Number Publication Date
JPS6356378A JPS6356378A (ja) 1988-03-10
JPH0346233B2 true JPH0346233B2 (enExample) 1991-07-15

Family

ID=16387868

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61198242A Granted JPS6356378A (ja) 1986-08-26 1986-08-26 レ−ザ−ビ−ムによるコンクリ−ト溶断方法

Country Status (1)

Country Link
JP (1) JPS6356378A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0381080A (ja) * 1989-08-25 1991-04-05 Fujita Corp レーザーによるコンクリート切断装置
DE19922169B4 (de) * 1999-05-12 2005-06-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zum Trennen/Schneiden von Bauteilen, Werkstücken und/oder Probekörpern beliebiger Dicke, Größe und weiterer Abmessungen aus Beton, Werkstein und anderen mineralischen Baustoffen mit wirtschaftlich vertretbaren Trennungsgeschwindigkeiten
US8386047B2 (en) 2010-07-15 2013-02-26 Advanced Bionics Implantable hermetic feedthrough

Also Published As

Publication number Publication date
JPS6356378A (ja) 1988-03-10

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