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:
Apr. 13, 2010
Filed:
Nov. 20, 2007
Robert Spasov, Schaan, LI;
Matthias Blessing, Frastanz, AT;
Hans Gschwend, Buchs, CH;
Ulrich Schiestl, Feldkirch, AT;
Robert Spasov, Schaan, LI;
Matthias Blessing, Frastanz, AT;
Hans Gschwend, Buchs, CH;
Ulrich Schiestl, Feldkirch, AT;
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
A hand-held drive-in tool for driving fastening elements () in a workpiece (U) includes a drive-in ram () for driving the fastening elements () in the workpiece (U), at least one drive spring member () for driving the drive-in ram (), a preloading device () for the drive-in ram () and the drive spring member (), a locking device () which retains the drive-in ram () and the drive spring member () in a preloaded position () when the locking device is located in its locking position (), an actuation switch (), for initiating the drive-in process for displacing the locking device (), and into a release position () thereof, and at least one further switch for displacing the locking device () in the release position thereof () independent from actuation of the actuation switch ().