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:
Oct. 23, 2007
Filed:
Mar. 10, 2006
Timothy Mark Lancefield, Shipston on Stour, GB;
Richard Alwyn Owen, Banbury, GB;
Timothy Mark Lancefield, Shipston on Stour, GB;
Richard Alwyn Owen, Banbury, GB;
Mechadyne PLC, Kirtlington, GB;
Abstract
An engine is described having a camshaftformed of an inner shaftand an outer tubeboth of which rotate with respective groups of camsand. A drive train driving both the inner shaftand the outer tube from the engine crankshaft includes a phaserfor enabling the phase of at least one of the groups of camsandto be varied dynamically relative to the phase of the crankshaft. The phaser is secured to the front end of the outer tubeand the inner shaftof the camshaftis connected to the front sideof the phaserby way of a driving memberthat encloses the componentsecuring the phaser to the outer tubeof the camshaft