Title:
DRILL DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/151435
Kind Code:
A3
Abstract:
Drill device for drilling in a soil, comprising a soil drill and a drive for a rotating and/or vibrating drive of the soil drill, wherein the soil drill is provided with an elongated hollow drill pipe having a drill head at its outer end, wherein the drill device is furthermore provided with an elongated tool holder for bringing a tool connected thereto into the soil drill, and a hoisting cable for lowering and hoisting the tool holder, wherein the tool holder comprises a clamping section and an operation section for the clamping section, wherein the clamping section is provided with clamping shoes that are movable in radial direction for clamping engagement onto the inner wall of the hollow drill pipe, and wherein the operation section is adapted for activating the radial motion of the clamping shoes.
Inventors:
OUWERKERK CORNELIS GERARDUS (NL)
BEEKER ARNOLDUS (NL)
BEEKER ARNOLDUS (NL)
Application Number:
PCT/NL2013/050250
Publication Date:
May 30, 2014
Filing Date:
April 03, 2013
Export Citation:
Assignee:
SONICSAMPDRILL B V (NL)
International Classes:
E21B25/02
Foreign References:
| US2189923A | 1940-02-13 | |||
| US1940866A | 1933-12-26 |
Attorney, Agent or Firm:
GEURTS, Franciscus Antonius (Dr. Kuyperstraat 6, BB Den Haag, NL)
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