(19)
(11)EP 3 916 775 A3

(12)EUROPEAN PATENT APPLICATION

(88)Date of publication A3:
19.01.2022 Bulletin 2022/03

(43)Date of publication A2:
01.12.2021 Bulletin 2021/48

(21)Application number: 20211024.3

(22)Date of filing:  01.12.2020
(51)International Patent Classification (IPC): 
H01L 23/367(2006.01)
H01L 23/31(2006.01)
(52)Cooperative Patent Classification (CPC):
H01L 23/42; H01L 23/3675; H01L 23/367; H01L 23/3185
(84)Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30)Priority: 28.05.2020 US 202016885634

(71)Applicant: Google LLC
Mountain View, CA 94043 (US)

(72)Inventor:
  • ZUO, Xu
    Mountain View, CA 94043 (US)

(74)Representative: Betten & Resch 
Patent- und Rechtsanwälte PartGmbB Maximiliansplatz 14
80333 München
80333 München (DE)

  


(54)HEAT DISTRIBUTION DEVICE WITH FLOW CHANNELS


(57) A heat distribution device includes a main body, a recessed cavity and a plurality of ribs. The a recessed cavity is positioned within the main body and includes an interior surface, a peripheral wall extending around and defining the interior surface, and a central point within the recessed cavity. A plurality of ribs extend away from the interior surface of the recessed cavity. The plurality of ribs are concentrically arranged around the central point and define a plurality of channels therebetween. Each of the plurality of ribs have a top surface sloping toward the central point. The plurality of ribs are arranged so that the top surfaces of the plurality of ribs collectively form a non-planar surface within the heat distribution device.







Search report












Search report