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Patent Searching and Data


Title:
TUNNELLING MACHINE
Document Type and Number:
WIPO Patent Application WO/2017/020050
Kind Code:
A3
Abstract:
The invention provides a machine (10) for tunnelling in rock. The machine (10) includes a pilot drill assembly (12) for drilling a series of interfering parallel holes or a pilot hole into and generally perpendicular into a rock face (14) and a blast hole drill assembly (16) for drilling a series of blasting holes around the pilot hole or previous blast hole. The machine (10) further includes a charge handling and loading assembly (18) for loading the first series of holes with propellant charges (20) and an ignitor system (22) for igniting the charges. Included further is a rock clearing means (26) for removing the blast rock from the blast face and a rock pick for clearing and picking the floor, roof or walls to provide access for the machine (1 0) into the tunnel and a mobility assembly (28) for moving the machine (10) forward. Also included is a control console provided with control means for controlling the pilot drill assembly (12), blast hole drill assembly (16), charge handling and loading assembly (18), ignitor system, rock clearing means (26), the rock pick (24), a measure system for gas detection and management, a rock stress measure system and recording system.

Inventors:
VAN DYK ANDRE (ZA)
Application Number:
PCT/ZA2016/050027
Publication Date:
June 15, 2017
Filing Date:
July 27, 2016
Export Citation:
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Assignee:
VAN DYK ANDRE (ZA)
International Classes:
E21D9/12; E21B7/00; E21D9/10
Domestic Patent References:
WO1992002709A11992-02-20
WO1997006348A11997-02-20
Foreign References:
DE3731029A11989-04-06
CA2064625C1995-06-20
Other References:
See also references of EP 3329097A4
Attorney, Agent or Firm:
HAHN & HAHN INC. (222 Richard StreetHatfield, 0083 Pretoria, ZA)
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