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:
Nov. 24, 1987
Filed:
May. 09, 1986
Dieter Nowak, Herne, DE;
Klockner-Becorit GmbH, Castrop-Rauxel, DE;
Abstract
A coal shaver which includes cutter fronts also includes shearing blades and bottom blades at both ends of the coal shaver, for extraction work in both shaver cutting directions; the coal shaver having shearing blades attached to the shaver body and bottom blades attached to the shanks, which are arranged to be adjustable and locked in guides at the shaver body. The coal shaver is designed such that the shearing blades are attached to the cutter strips, which are arranged to be pivoted at the shaver body around its longitudinal axis, and the bottom blades are attached to the shanks, arranged to pivot around the swivel bolt, which is attached across the mining direction, and is guided such that it is movable in the longitudinal direction in the coulisse guides at the shaver body.