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:
Aug. 13, 2013
Filed:
Feb. 16, 2009
Willi Schmitz, Wassenberg, DE;
Hermann Josef Von Wirth, Titz, DE;
Willi Schmitz, Wassenberg, DE;
Hermann Josef Von Wirth, Titz, DE;
Aker Wirth GmbH, Erkelenz, DE;
Abstract
An apparatus for making a second borehole in the ground, a cross section of which second borehole partially intersects a cross section of an existing first borehole, includes a boring device and a guide device operatively connected to the boring device. The guide device includes a first guide element configured to interact with a first side of a wall of the existing first borehole facing the second borehole and a second guide element configured to interact with a second side of the existing first borehole remote from the second borehole. The guide device is configured to guide the boring device relative to the existing first borehole.