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. 11, 2016
Filed:
May. 17, 2012
Applicant:
Karl Franz, Feldkirch, AT;
Inventor:
Karl Franz, Feldkirch, AT;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F 3/96 (2006.01); B25C 1/06 (2006.01); B25C 1/04 (2006.01);
U.S. Cl.
CPC ...
B25C 1/06 (2013.01); B25C 1/04 (2013.01);
Abstract
The invention concerns a driving tool comprising a rotating motor (), in particular, an electric motor, a gas spring () with an elastically compressible gas volume (), and a firing piston (), wherein the gas spring () can be tensioned via a tensioning device () with the motor, so as to accelerate after a release from the tensioned state the firing piston () in a firing direction, wherein at least one part of the tensioning device () is located within the gas volume of the tensioning spring.