The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 1992
Filed:
Mar. 21, 1991
Applicant:
Inventors:
Assignee:
Upat GmbH & Co., Emmendingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D / ; F16B / ;
U.S. Cl.
CPC ...
4052595 ; 4052596 ; 411 82 ;
Abstract
A composite anchor for insertion in a borehole in a soil consists of an anchoring rod with several expanding cones and is surrounded, in its insertion section, by a screen sleeve of a wire mesh, which screen sleeve effects a borehole cleaning and mixing of the mortar compound as the composite anchor is driven in.