GB1329664A - Drill shank/expansion element assembly - Google Patents

Drill shank/expansion element assembly

Info

Publication number
GB1329664A
GB1329664A GB4121671A GB4121671A GB1329664A GB 1329664 A GB1329664 A GB 1329664A GB 4121671 A GB4121671 A GB 4121671A GB 4121671 A GB4121671 A GB 4121671A GB 1329664 A GB1329664 A GB 1329664A
Authority
GB
United Kingdom
Prior art keywords
expansion element
drill shank
element assembly
shank
sept
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
GB4121671A
Other languages
English (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.)
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
Priority claimed from DE19702045896 external-priority patent/DE2045896A1/de
Application filed by Individual filed Critical Individual
Publication of GB1329664A publication Critical patent/GB1329664A/en
Expired 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
    • B23B51/02—Twist drills
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/18—Configuration of the drill point
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/24—Overall form of drilling tools
    • B23B2251/241—Cross sections of the diameter of the drill

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Drilling Tools (AREA)
  • Earth Drilling (AREA)
GB4121671A 1970-09-17 1971-09-03 Drill shank/expansion element assembly Expired GB1329664A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702045896 DE2045896A1 (de) 1970-01-30 1970-09-17 Schlagbohrdubeleinheit zum Bohren von Lochern und zum dann Setzen von Be festigungselementen

Publications (1)

Publication Number Publication Date
GB1329664A true GB1329664A (en) 1973-09-12

Family

ID=5782638

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4121671A Expired GB1329664A (en) 1970-09-17 1971-09-03 Drill shank/expansion element assembly

Country Status (6)

Country Link
BR (1) BR7106024D0 (enExample)
CH (1) CH544234A (enExample)
CS (1) CS150521B2 (enExample)
ES (1) ES199986Y (enExample)
GB (1) GB1329664A (enExample)
NL (1) NL7112754A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1213074A3 (de) * 2000-06-30 2003-10-22 HILTI Aktiengesellschaft Bohrer für Gestein

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1213074A3 (de) * 2000-06-30 2003-10-22 HILTI Aktiengesellschaft Bohrer für Gestein

Also Published As

Publication number Publication date
ES199986Y (es) 1976-01-01
NL7112754A (enExample) 1972-03-21
CS150521B2 (enExample) 1973-09-04
ES199986U (es) 1975-08-16
BR7106024D0 (pt) 1973-03-29
CH544234A (de) 1973-11-15

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees