FR2281807A1 - Outil rotatif de percage - Google Patents

Outil rotatif de percage

Info

Publication number
FR2281807A1
FR2281807A1 FR7428640A FR7428640A FR2281807A1 FR 2281807 A1 FR2281807 A1 FR 2281807A1 FR 7428640 A FR7428640 A FR 7428640A FR 7428640 A FR7428640 A FR 7428640A FR 2281807 A1 FR2281807 A1 FR 2281807A1
Authority
FR
France
Prior art keywords
shank
air cooled
hole
plug insertion
hole expansion
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.)
Granted
Application number
FR7428640A
Other languages
English (en)
French (fr)
Other versions
FR2281807B1 (OSRAM
Inventor
Andre Escriva
Roger Buisson
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.)
SVAMN
Original Assignee
SVAMN
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 SVAMN filed Critical SVAMN
Priority to FR7428640A priority Critical patent/FR2281807A1/fr
Publication of FR2281807A1 publication Critical patent/FR2281807A1/fr
Application granted granted Critical
Publication of FR2281807B1 publication Critical patent/FR2281807B1/fr
Granted 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
    • B23B51/0018—Drills for enlarging a hole
    • B23B51/0045—Drills for enlarging a hole by expanding or tilting the toolhead
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling And Boring (AREA)
FR7428640A 1974-08-12 1974-08-12 Outil rotatif de percage Granted FR2281807A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7428640A FR2281807A1 (fr) 1974-08-12 1974-08-12 Outil rotatif de percage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7428640A FR2281807A1 (fr) 1974-08-12 1974-08-12 Outil rotatif de percage

Publications (2)

Publication Number Publication Date
FR2281807A1 true FR2281807A1 (fr) 1976-03-12
FR2281807B1 FR2281807B1 (OSRAM) 1977-07-08

Family

ID=9142492

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428640A Granted FR2281807A1 (fr) 1974-08-12 1974-08-12 Outil rotatif de percage

Country Status (1)

Country Link
FR (1) FR2281807A1 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2572668A1 (fr) * 1984-11-07 1986-05-09 Vacelet Claude Materiels techniques permettant le faconnage d'un assemblage cylindrique a epaulement encastre

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2663203A (en) * 1952-02-12 1953-12-22 Fried Armin Deburring, chamfering, and countersinking tool

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2663203A (en) * 1952-02-12 1953-12-22 Fried Armin Deburring, chamfering, and countersinking tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2572668A1 (fr) * 1984-11-07 1986-05-09 Vacelet Claude Materiels techniques permettant le faconnage d'un assemblage cylindrique a epaulement encastre

Also Published As

Publication number Publication date
FR2281807B1 (OSRAM) 1977-07-08

Similar Documents

Publication Publication Date Title
IT1034862B (it) Paletta raffreddata epr un motore a turbina a gas
CA943465A (en) Turbine blade tip cooling air expander
ES431955A1 (es) Un cuchillo de manejo manual.
ES269749U (es) Un ventilador axial mejorado.
US2437668A (en) Power-driven rotary cylindrical saw
GB1531531A (en) Hair cutter
FR2281807A1 (fr) Outil rotatif de percage
GB1184106A (en) Improvements in or relating to Reamers
GB1251276A (OSRAM)
GB1071749A (en) An improved cutting tool assembly for a lathe
GB937767A (en) Improvements in or relating to cutting tools
FR2340782A1 (fr) Dispositif permettant de sectionner avec precision le contour d'une piece
GB410015A (en) Improvements in or relating to high speed electrically driven portable dulling and like tools
US2356402A (en) Tube cutoff tool
GB980337A (en) Improvements in or relating to a rotor for a compressor turbine or like bladed fluidflow machine
GB750932A (en) Means for comminuting shavings formed when cutting screw threads in metal
GB830798A (en) Improved cutting tool
GB622540A (en) Improvements in or relating to hand tools
FR2244907A1 (en) Anchor bolt insertion appts. - double drill forms hole for bolt and attachment head in single operation
JPS642879A (en) Impacting tool
GB1046289A (en) Improvements in or relating to rotary cutting apparatus and blades therefor
GB710551A (en) Improvements in electric hedge and the like cutters
FR2040773A5 (en) Sewing machine thread cutter
JPS5318888A (en) Tapered punching device
GB688661A (en) An improved hand-guided electrically driven metal-cutting saw

Legal Events

Date Code Title Description
ST Notification of lapse