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.

Date of Patent:
Oct. 10, 2017

Filed:

Sep. 17, 2010
Applicants:

Iwan Wolf, Untervaz, CH;

Mario Zahner, Chur, CH;

Rolf Erhardt, Buchs, CH;

Inventors:

Iwan Wolf, Untervaz, CH;

Mario Zahner, Chur, CH;

Rolf Erhardt, Buchs, CH;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 45/16 (2006.01); B25D 9/00 (2006.01); B25D 11/00 (2006.01); B25D 13/00 (2006.01); B25D 16/00 (2006.01); E21B 1/00 (2006.01); B25C 1/08 (2006.01);
U.S. Cl.
CPC ...
B25C 1/08 (2013.01);
Abstract

The invention relates to a device for transmitting energy to a fastener, with a reaction chamber, an energy-transmission element that can move in a fastening direction for transmitting energy released in the reaction chamber to a fastener, a first supply channel opening into the reaction chamber for feeding a first reagent to the reaction chamber, wherein the first supply channel comprises a feeder device for feeding the first reagent into the reaction chamber and a controllable closing device for a time-wise closing of the first supply channel.


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