DE59705023D1 - Bohrkrone mit Zentrierbohrer - Google Patents

Bohrkrone mit Zentrierbohrer

Info

Publication number
DE59705023D1
DE59705023D1 DE59705023T DE59705023T DE59705023D1 DE 59705023 D1 DE59705023 D1 DE 59705023D1 DE 59705023 T DE59705023 T DE 59705023T DE 59705023 T DE59705023 T DE 59705023T DE 59705023 D1 DE59705023 D1 DE 59705023D1
Authority
DE
Germany
Prior art keywords
drill
center
bit
drill bit
center drill
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
DE59705023T
Other languages
English (en)
Inventor
Dr Meyen
Berhard Moser
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.)
Robert Bosch Power Tools GmbH
Original Assignee
Hawera Probst GmbH
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 Hawera Probst GmbH filed Critical Hawera Probst GmbH
Application granted granted Critical
Publication of DE59705023D1 publication Critical patent/DE59705023D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/04—Drills for trepanning
    • B23B51/0426—Drills for trepanning with centering devices
    • 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
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
DE59705023T 1996-04-01 1997-03-15 Bohrkrone mit Zentrierbohrer Expired - Lifetime DE59705023D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19613102 1996-04-01
DE19629837A DE19629837A1 (de) 1996-04-01 1996-07-24 Bohrkrone mit Zentrierbohrer

Publications (1)

Publication Number Publication Date
DE59705023D1 true DE59705023D1 (de) 2001-11-29

Family

ID=7790225

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19629837A Withdrawn DE19629837A1 (de) 1996-04-01 1996-07-24 Bohrkrone mit Zentrierbohrer
DE59705023T Expired - Lifetime DE59705023D1 (de) 1996-04-01 1997-03-15 Bohrkrone mit Zentrierbohrer

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19629837A Withdrawn DE19629837A1 (de) 1996-04-01 1996-07-24 Bohrkrone mit Zentrierbohrer

Country Status (1)

Country Link
DE (2) DE19629837A1 (de)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4036560A (en) * 1975-11-03 1977-07-19 Stanadyne, Inc. Heavy duty hole saw and arbor assembly
DE8902422U1 (de) * 1989-03-01 1989-04-27 Ludwig Bergmann GmbH & Co KG, 2849 Goldenstedt Spannvorrichtung für die Förderketten eines Kratzbodenförderers oder eines ähnlichen Förderers, insbesondere für die Landwirtschaft
DE3930250A1 (de) * 1989-09-11 1991-03-14 Licentia Gmbh Mit der arbeitsspindel einer handgefuehrten elektrowerkzeugmaschine vereinigbarer aufnahmeschaft
DE4141045A1 (de) * 1991-12-13 1993-06-17 Hilti Ag Bohrwerkzeug mit zentrierbohrer
JP2560048Y2 (ja) * 1993-02-18 1998-01-21 日東工器株式会社 環状カッタ等の着脱装置
DE9302487U1 (de) * 1993-02-20 1994-06-23 Robert Bosch Gmbh, 70469 Stuttgart Bohrwerkzeug

Also Published As

Publication number Publication date
DE19629837A1 (de) 1997-10-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition