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Title:
SELF-CUTTING CONCRETE SCREW
Document Type and Number:
WIPO Patent Application WO/2019/137863
Kind Code:
A1
Abstract:
The invention relates to a self-cutting concrete screw comprising a nickel-phosphorus or chromium surface coating containing diamond particles as abrasive particles.

Inventors:
SCHILLING SEBASTIAN (DE)
HAAG MATHIAS (DE)
Application Number:
PCT/EP2019/050204
Publication Date:
July 18, 2019
Filing Date:
January 07, 2019
Export Citation:
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Assignee:
FISCHERWERKE GMBH & CO KG (DE)
International Classes:
F16B25/00; F16B33/06
Foreign References:
EP0356019A11990-02-28
DE2531317A11976-01-29
DE202014007106U12014-09-26
US20090092458A12009-04-09
DE102013108032A12015-01-29
JP2000205226A2000-07-25
DE102013108032A12015-01-29
Attorney, Agent or Firm:
SUCHY, Ulrich (DE)
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