IP Library Granted Patent US 12,666,564
Granted Patent B2
US 12,666,564 · App. 17/970,201 · Granted Jun 23, 2026

Water cooler assembly and system

Inventors: Vincent Andre (Hong Kong, HK); Magnus Huber (Hong Kong, HK)
Assignee: ARCTIC (HK) Ltd.
H05K7/20254F28F3/08G06F1/20H05K7/20272H05K7/2039H10W40/47F28D2021/0028F28F2250/08G06F2200/201
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Quick Facts
Patent No.
US 12,666,564
App. No.
17/970,201
Granted
Jun 23, 2026
Kind
B2
Abstract

A heat transfer apparatus includes a first chamber horizontally offset from a second chamber to form an upper housing and a lower housing. Preferably, the two chambers do not overlap. The heat transfer apparatus may include a heat exchange interface including a cooler plate fixed to a bottom surface of the lower housing. The heat exchange interface may absorb heat from a proximate heat source and transfer the absorbed heat to an inner surface of the lower housing. The apparatus includes a pump including an impeller and a stator disposed therein. The lower housing may separate the impeller from the stator so that the stator is isolated from the impeller by a surrounding casing. A liquid coolant may be circulated from an inlet, over the heat exchange interface and out to an outlet to remove heat from a processer proximate to the heat exchange interface.

Claims (32)

1 . A cooler for cooling one or more computer processors, said cooler comprising:

a pump housing encasing a pump;

a heat exchange housing fluidly connected to said pump housing;

a cooler plate coupled to a bottom side of said heat exchange housing; and

a manifold;

wherein said manifold is positioned within said heat exchange housing over a top of said cooler plate and forms a seal with the cooler plate, said manifold comprises at least two paths for delivering a fluid to and from said cooler plate;

wherein said cooler plate has fins formed thereon, and said fluid is directed through channels formed between said fins by said manifold; and

wherein said manifold creates a seal on a top of said fins and thus guides the fluid between the fins.

2 . The cooler as recited in claim 1 , wherein said manifold divides said fluid output to, or received from, said pump into said at least two paths, said at least two paths comprising a first path for said fluid on a first side of said cooler plate and a second path for said fluid on a second side of said cooler plate, and said manifold further comprises an opening in a center area of said cooler plate for receiving said fluid from, or outputting said fluid to, said pump.

3 . The cooler as recited in claim 1 , wherein said at least two paths comprises a first path for said fluid on a first side of said manifold and a second path for said fluid on a second side of said manifold, and said manifold further comprises at least three openings for receiving said fluid from, or outputting said fluid to, said pump, thereby creating at least third, fourth and fifth paths through said at least three openings for delivering said fluid to and from said cooler plate.

4 . The cooler as recited in claim 1 , wherein said manifold guides said fluid to two or more openings where said fluid enters the channels of the cooler plate, the manifold guides the fluid through the channels to at least two areas where said fluid is forced to leave the channels.

5 . A cooler for a computer processor, said cooler comprising:

an enclosure formed of an upper housing stacked on a top of and fastened to a lower housing, the enclosure comprising:

a first chamber;

a second chamber;

a pump;

an inlet disposed in a first aperture;

an outlet disposed in a second aperture, wherein the inlet is in fluid communication with the pump in the first chamber and the outlet is in fluid communication with the second chamber;

a cold plate fixed to a bottom surface of the lower housing and the second chamber, the cold plate configured to transfer heat from the computer processor into the second chamber;

a manifold positioned within said second chamber over a top of said cold plate and which forms a seal with the cold plate, said manifold comprises at least two paths for delivering a fluid to and from said cold plate;

wherein said cold plate has fins formed thereon, and said fluid is directed through channels formed between said fins by said manifold.

6 . The cooler as recited in claim 5 , wherein said at least two paths comprises a first path of said fluid on a first side of said cold plate and a second path on a second side of said cold plate, and said manifold further comprises an opening in a center area of said cold plate for receiving said fluid from, or outputting said fluid to, said pump.

7 . The cooler as recited in claim 5 , wherein said manifold divides said fluid output to, or received from, said pump into said at least two paths, said at least two paths comprising a first path of said fluid on a first side of said cold plate and a second path on a second side of said cold plate, and said manifold further comprises three openings for receiving said fluid from, or outputting said fluid to, said pump, via third, fourth and fifth paths through said three openings.

8 . The cooler as recited in claim 5 , wherein said manifold guides said fluid to two or more openings where said fluid enters the channels of the cold plate.

9 . A cooler for a computer processor, said cooler comprising:

a cooler housing enclosing a cooler chamber, said cooler housing having an inlet and an outlet; and

a cold plate fixed to a bottom surface of the cooler housing, the cold plate configured to transfer heat from the computer processor into the cooler chamber;

wherein the cooler chamber is defined between a lower housing and the cold plate and the cooler further comprises a manifold positioned within said cooler chamber over a top of said cold plate and which forms a seal with the cold plate, said manifold comprises at least two paths for delivering a fluid to and from said cold plate; and

wherein said cold plate has fins formed thereon, and said fluid is directed through channels formed between said fins by said manifold.

10 . The cooler as recited in claim 9 , wherein said manifold divides said fluid received via said inlet, or said fluid discharged to said outlet, into said at two paths, and said at least two paths comprises a first path of said fluid on a first side of said cold plate and a second path of said fluid on a second side of said cold plate, and said manifold further comprises an opening in a center area of said cold plate for receiving said fluid from said inlet, or outputting said fluid to said outlet.

11 . The cooler as recited in claim 9 , wherein said manifold divides said fluid received via said inlet, or said fluid discharged to said outlet, into said at least two paths, and said at least two paths include a first path on a first side of said cold plate and a second path on a second side of said cold plate, and said manifold further comprises three openings for receiving said fluid, or outputting said fluid to third, fourth and fifth paths through said three openings.

12 . The cooler as recited in claim 9 , wherein said manifold guides said fluid to two or more openings where said fluid enters the channels of the cold plate.