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. 22, 2014
Filed:
Jan. 19, 2011
Pascale Grandjean, Guilherand-Granges, FR;
Pierre Cordeiro, Livron sur Drome, FR;
Jean-michel Dreveton, Valence, FR;
Pascale Grandjean, Guilherand-Granges, FR;
Pierre Cordeiro, Livron sur Drome, FR;
Jean-Michel Dreveton, Valence, FR;
Societe de Prospection et d'Inventions Techniques SPIT, Bourg les Valence, FR;
Abstract
This invention relates to controlling a tool for driving fastening elements through firing a fuel. A valve, upon each shot, opens via a current (I) in a component created by a voltage injection control (U). Upon the first one of a series of shots and after the control, the time tis detected of a drop of current in a measuring member upon the transient rise of current and, the opening period Tof the valve being predetermined, the end of the injection control is triggered at the time t, after a period T, following the time t, reduced with a period T, of a first rise of the voltage injection control following the beginning of the drop of current or a rise, following the beginning of its drop, of the current.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile