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:
Mar. 20, 2018
Filed:
Oct. 12, 2015
X Development Llc, Mountain View, CA (US);
Matthew A. Nubbe, Moriarty, NM (US);
X Development LLC, Mountian View, CA (US);
Abstract
An apparatus including a battery pack comprising a plurality of individual batteries arranged around a battery cavity such that each individual battery is in thermal contact with at least one neighboring individual battery. A variable-conductance heat pipe (VCHP) having an evaporator end and a condenser end, is positioned so that at least part of the evaporator end being positioned in the battery cavity and in thermal contact with each of the plurality of individual batteries. The apparatus includes a thermally insulating cover having an inside and an outside, wherein the battery pack and the part of the VCHP evaporator end in the battery cavity are positioned inside the thermally insulating cover and at least part of the condenser end of the VCHP is outside the thermally insulating cover, and wherein the VCHP is substantially the only thermal path between the battery pack and the outside. Other implementations are disclosed and claimed.