ES2086042T3 - STRETCHING HEAD. - Google Patents

STRETCHING HEAD.

Info

Publication number
ES2086042T3
ES2086042T3 ES92117188T ES92117188T ES2086042T3 ES 2086042 T3 ES2086042 T3 ES 2086042T3 ES 92117188 T ES92117188 T ES 92117188T ES 92117188 T ES92117188 T ES 92117188T ES 2086042 T3 ES2086042 T3 ES 2086042T3
Authority
ES
Spain
Prior art keywords
fixing device
head includes
folding
flaring
support shaft
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
ES92117188T
Other languages
Spanish (es)
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.)
Flowtex Technologie Import Von Kabelverlegemaschinen GmbH
Original Assignee
Flowtex Technologie Import Von Kabelverlegemaschinen 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 Flowtex Technologie Import Von Kabelverlegemaschinen GmbH filed Critical Flowtex Technologie Import Von Kabelverlegemaschinen GmbH
Application granted granted Critical
Publication of ES2086042T3 publication Critical patent/ES2086042T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/28—Enlarging drilled holes, e.g. by counterboring

Abstract

UN CABEZAL ABOCARDADOR COMPRENDE UN EJE DE SOPORTE (10), QUE PRESENTA UN PRIMER DISPOSITIVO DE FIJACION (12) PARA UN VARILLAJE DE TALADRADO, ASI COMO UN SEGUNDO DISPOSITIVO DE FIJACION (14) PARA EL MATERIAL A RETRAER, EN EL QUE SE HAN PREVISTO PERFORACIONES EN EL EJE DE SOPORTE PARA EL SUMINISTRO DE UNA SUSPENSION PARA EL TALADRADO. ADEMAS, EL CABEZAL ABOCARDADOR INCLUYE UN CUERPO ABOCARDADOR DISPUESTO EN EL EJE DE SOPORTE (10), CON CUERPOS ABRASIVOS ALTAMENTE RESISTENTES AL DESGASTE. EL CUERPO ABOCARDADOR ESTA COMPUESTO AL MENOS DE DOS ELEMENTOS ABOCARDADORES (16) EN FORMA DE DISCOS, DE DIFERENTES DIAMETROS, QUE ESTAN DISPUESTOS A UNA DISTANCIA RECIPROCA EN EL EJE SOPORTE (10).A FOLDING HEAD INCLUDES A SUPPORT AXLE (10), WHICH PRESENTS A FIRST FIXING DEVICE (12) FOR A DRILLING ROD, AS WELL AS A SECOND FIXING DEVICE (14) FOR THE MATERIAL TO BE RETRACTED. PERFORATIONS IN THE SUPPORT AXLE FOR THE SUPPLY OF A SUSPENSION FOR DRILLING. IN ADDITION, THE FOLDING HEAD INCLUDES A FOLDING BODY ARRANGED ON THE SUPPORT SHAFT (10), WITH ABRASIVE BODIES HIGHLY RESISTANT TO WEAR. THE FLARING BODY IS COMPOSED OF AT LEAST TWO FLARING ELEMENTS (16) IN THE FORM OF DISKS, OF DIFFERENT DIAMETERS, WHICH ARE ARRANGED AT A RECIPROCAL DISTANCE IN THE SUPPORT SHAFT (10).

ES92117188T 1991-10-15 1992-10-08 STRETCHING HEAD. Expired - Lifetime ES2086042T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4134095A DE4134095C1 (en) 1991-10-15 1991-10-15

Publications (1)

Publication Number Publication Date
ES2086042T3 true ES2086042T3 (en) 1996-06-16

Family

ID=6442718

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92117188T Expired - Lifetime ES2086042T3 (en) 1991-10-15 1992-10-08 STRETCHING HEAD.

Country Status (5)

Country Link
EP (1) EP0537624B1 (en)
AT (1) ATE134416T1 (en)
DE (1) DE4134095C1 (en)
DK (1) DK0537624T3 (en)
ES (1) ES2086042T3 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4220430C2 (en) * 1992-06-24 1994-09-22 Tracto Technik Method and device for making an earth borehole
DE4403040C2 (en) * 1994-01-28 1997-09-11 Schwarzloh Hans Peter Expanding head for expanding a pilot hole in the loose rock area
EP0718461A3 (en) * 1994-12-19 1998-04-29 FLOWTEX TECHNOLOGIE-IMPORT VON KABELVERLEGEMASCHINEN GmbH Method and apparatus for laying a conduit in a stop-type trench arrangement
DE19523769C1 (en) * 1994-12-19 1996-08-08 Flowtex Technologie Import Von Device and method for laying cables in a trench-like arrangement
AT1296U1 (en) * 1995-12-22 1997-02-25 Rabmer Josef METHOD AND DEVICE FOR LAYING PIPELINES WITHOUT CURLING
DE19718527C2 (en) * 1997-05-02 2002-10-17 Tracto Technik Device for expanding an earth borehole
DE10144973B4 (en) * 2001-09-12 2004-02-05 Tracto-Technik Gmbh Wing remover, method of drilling with a wing remover and its use

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1701427A (en) * 1927-02-23 1929-02-05 Bert Russell Rotary drilling and reaming tool organization
FR1427180A (en) * 1964-12-22 1966-02-04 Lorraine Houilleres Boring method and device allowing its implementation
US3967689A (en) * 1974-09-25 1976-07-06 Tidril Corporation Reaming apparatus
US4402372A (en) * 1979-09-24 1983-09-06 Reading & Bates Construction Co. Apparatus for drilling underground arcuate paths and installing production casings, conduits, or flow pipes therein

Also Published As

Publication number Publication date
EP0537624B1 (en) 1996-02-21
DK0537624T3 (en) 1996-07-08
DE4134095C1 (en) 1992-07-16
ATE134416T1 (en) 1996-03-15
EP0537624A1 (en) 1993-04-21

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