Title:
PICK TOOL ASSEMBLY, METHOD FOR MAKING SAME AND METHOD FOR REFURBISHING SAME
Document Type and Number:
WIPO Patent Application WO/2013/041564
Kind Code:
A3
Abstract:
A pick tool assembly comprising a working tip, a base and at least one wear protector element. The working tip is attached to the base and the base comprises an attachment member for coupling the base to a driving mechanism. The working tip comprises super-hard material, the base comprises a first material and the wear protector element comprises a second material having greater abrasive wear resistance than the first material. The base and wear protector element are cooperatively configured so that wear protector element is mechanically securable to the base.
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Inventors:
LACHMANN FRANK FRIEDRICH (DE)
RIES BERND HEINRICH (DE)
RIES BERND HEINRICH (DE)
Application Number:
PCT/EP2012/068438
Publication Date:
November 21, 2013
Filing Date:
September 19, 2012
Export Citation:
Assignee:
ELEMENT SIX GMBH (DE)
International Classes:
E21C35/183
Foreign References:
| US20090256413A1 | 2009-10-15 | |||
| US6102486A | 2000-08-15 | |||
| US20020066600A1 | 2002-06-06 | |||
| DE202006014749U1 | 2006-11-23 | |||
| US7445294B2 | 2008-11-04 | |||
| US20100141016A1 | 2010-06-10 |
Attorney, Agent or Firm:
REEVE, Anna Elizabeth (Group Intellectual Property,3rd Floor, Building 4, Chiswick Park,,566 Chiswick High Road, London Greater London W4 5YE, GB)
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