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:
Aug. 09, 2016
Filed:
Jun. 13, 2014
Francesco Pisu, Birmenstorf, CH;
Francia Galindo-lozano, Zurich, CH;
Javier Mantilla, Baden, CH;
Mathias-dominic Buergler, Baden-Daettwil, CH;
Nicola Gariboldi, Nussbaumen, CH;
Oliver Cossalter, Fislisbach, CH;
Patrick Stoller, Zurich, CH;
Stephan Grob, Baden, CH;
Sami Kotilainen, Niederrohrdorf, CH;
Francesco Pisu, Birmenstorf, CH;
Francia Galindo-Lozano, Zurich, CH;
Javier Mantilla, Baden, CH;
Mathias-Dominic Buergler, Baden-Daettwil, CH;
Nicola Gariboldi, Nussbaumen, CH;
Oliver Cossalter, Fislisbach, CH;
Patrick Stoller, Zurich, CH;
Stephan Grob, Baden, CH;
Sami Kotilainen, Niederrohrdorf, CH;
ABB Technology AG, Zurich, CH;
Abstract
A circuit breaker including an ejection device with a compartment, in which an arc-extinction medium for improving circuit breaker operation is contained, and having an ejection orifice through which the arc-extinction medium is to be ejected, wherein the ejection orifice opens out into an injection zone of the circuit breaker in which the pressure is lower than in an arcing zone when an arc is present, and wherein the arc-extinction medium and/or exhaust-cooling medium is at least partially present in liquid form, when it is contained in the ejection device.