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:
Jan. 21, 1986
Filed:
May. 21, 1984
Applicant:
Inventors:
Karl-Heinz Ecker, Erkelenz, DE;
Erhard Hoffmann, Huckelhoven, DE;
Assignee:
Wirth Maschinen-und Bohrgerate-Fabrick GmbH, Erkelenz, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25B / ;
U.S. Cl.
CPC ...
81 532 ; 81 5738 ; 81436 ;
Abstract
The device for rotating and axially moving a bolt comprises the bolt and a coupling part engageable with the end of the bolt wherein the bolt has a chamber which is accessible from the front end and is provided with at least one tangential abutment and at least one axial abutment for a head with a transverse projection on the coupling part.