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:
Oct. 08, 2013
Filed:
Feb. 14, 2012
Applicant:
Christian Hefele, Breitenbrunn, DE;
Inventor:
Christian Hefele, Breitenbrunn, DE;
Assignee:
Hilti Aktiengesellschaft, , LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67D 7/60 (2010.01);
U.S. Cl.
CPC ...
Abstract
An extrusion device for extruding material from cartridges, having at least one plunger rod which can be moved, at least one bendable traction element which is coupled to the plunger rod(s) at attachment points, and having an advancement device which is coupled to the traction element between the attachment points and which actuates the movement of the plunger rod, wherein the advancement device has at least one driven rotating body, the traction element being wound around the same between its attachment points, and being driven by the same.