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:
Apr. 14, 2025
Filed:
Jul. 07, 2022
Whittaker Engineering (Stone-haven) Limited, Aberdeenshire, GB;
Kenneth Whittaker, Aberdeenshire, GB;
Keith Graham Watt, Aberdeenshire, GB;
Matthias Graessner, Aberdeenshire, GB;
WHITAKER ENGINEERING (STONEHAVEN) LIMITED, Aberdeenshire, GB;
Abstract
A heat pump system includes a regenerative thermal machine () in fluid communication with one or more heat reservoirs (), wherein the regenerative thermal machine () comprises working fluid compression () and expansion () spaces; and an electrical machine () that is electrically connectable via interconnector () to an electricity distribution grid (); characterised in that the regenerative thermal machine () further comprises a phase change means () operable to change the phase relationship between the said working fluid compression () and expansion spaces () of the regenerative thermal machine ().