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:
Jun. 07, 2016
Filed:
Sep. 04, 2014
Caterpillar Inc., Peoria, IL (US);
Caterpillar Inc., Peoria, IL (US);
Abstract
An actuator for a valve assembly includes a body having an internal surface defining a bore therein, the internal surface including a first body shoulder at least partly facing a longitudinal direction defined along a longitudinal axis of the bore; a first armature disposed within the bore, the first armature being configured to generate a force in response to a first electromagnetic field acting thereon; a first stem operatively coupled to the first armature and a first valve of the valve assembly; a first pair of shoulders disposed on the first stem, the first pair of shoulders at least partly facing one another and defining a first stem circumferential groove therebetween; and a first valve travel spacer disposed about the first stem circumferential groove, and disposed in interference with the first body shoulder along the longitudinal direction.