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. 30, 2018
Filed:
Mar. 26, 2015
Brian Davis, Ripon, WI (US);
Brian Davis, Ripon, WI (US);
Other;
Abstract
The present invention relates to a vane heat engine and in particular to a vane heat engine efficiently utilizing potential energy and having an adjustable expansion chamber wall so that the volume of the expansion chamber is adjustable. The engine has a housing with an inlet and an outlet. A rotor with a plurality of vanes is provided to rotate within the housing. An adjuster is provided for adjusting the location of an expansion chamber wall. The position or location of the expansion chamber wall determines the volume within a plurality of compartments bound by the rotor, the expansion chamber wall and two of the plurality of vanes. The expansion wall can be made of a plurality of members, whereby the expansion wall is flexible along its longitudinal dimension yet strong perpendicular to the longitudinal dimension.