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:
May. 19, 2020
Filed:
Mar. 21, 2016
Robert Bosch Gmbh, Stuttgart, DE;
Michael Kurz, Plochingen, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The invention relates to a gas valve for metering a gaseous fuel into an intake tract of an internal combustion engine, comprising an electromagnet () for acting on an armature (), which can be moved in a reciprocating manner and which is loaded in the direction of at least one valve seat () by the spring force of a spring (). According to the invention, a damping device () is provided for reducing the speed of the armature () at least over a partial range of the stroke of the armature, which damping device comprises at least one fluid-filled variable damper volume (), which is separated in a gas-tight manner from a region () into which the gas to be metered in is admitted.