IP Library Granted Patent US 10,969,838
Granted Patent B2
US 10,969,838 · App. 16/562,102 · Granted Apr 6, 2021

Hybrid cooling system with multiple outlet blowers

Inventors: Qinghong He (Austin, TX); Timothy C. Shaw (Austin, TX)
Assignee: Dell Products, L.P.
G06F1/203H05K7/20145H05K7/20172G06F2200/201
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Quick Facts
Patent No.
US 10,969,838
App. No.
16/562,102
Filed
Sep 5, 2019
Granted
Apr 6, 2021
Kind
B2
Art Unit
2835
USPC
361/694
Abstract

A portable computer system includes a chassis, a fan, and a seal. The chassis includes an inlet vent to permit ambient air to be drawn from outside the chassis. The fan receives the ambient air via an input aperture, and blows the ambient air through a first outlet aperture to cool a first component of the portable computer system. The seal seals the input aperture to the input vent such that air from inside the chassis is prevented from recirculating through the fan.

Claims (29)

1. A portable computer system, comprising:

a chassis including an inlet vent to permit ambient air to be drawn from outside the chassis;

a fan that receives the ambient air via an input aperture, that blows the ambient air through a first outlet aperture to cool a first component of the portable computer system, that blows the ambient air through a second outlet aperture to cool a second component of the portable computer system, and that blows the ambient air through a third outlet aperture to cool a third component of the portable computer system; and

a seal to seal the input aperture to the input vent such that air from inside the chassis is prevented from recirculating through the fan.

2. The portable computer system of claim 1 , wherein the inlet aperture is in a bottom of the fan and the inlet vent is in a bottom of the chassis.

3. The portable computer system of claim 2 , wherein the seal is provided around a perimeter of the inlet aperture.

4. The portable computer system of claim 2 , wherein the seal is provided around a perimeter of the fan.

5. The portable computer system of claim 1 , wherein the seal includes one of an adhesive backed foam, and adhesive sealant material, a gasket, and an O-ring.

6. The portable computer system of claim 1 , wherein the seal is made by tongue-and-groove structures on the chassis and the fan.

7. The portable computer system of claim 1 , wherein the inlet aperture is in a bottom of the fan and the inlet vent is in a side of the chassis.

8. A method, comprising:

drawing, by a fan of a portable computer system, ambient air through an inlet aperture of the fan, wherein the ambient air is drawn from outside a chassis of the portable computer system via an inlet vent of the chassis, and wherein the inlet aperture is sealed by a seal to the inlet vent such that air from inside the chassis is prevented from recirculating through the fan;

blowing, by the fan, the ambient air through a first outlet aperture of the fan to cool a first component of the portable computer system;

blowing the ambient air through a second outlet aperture of the fan to cool a second component of the portable computer system; and

blowing, by the fan, the ambient air through a third outlet aperture to cool a third component of the portable computer system.

9. The method of claim 8 , wherein the inlet aperture is in a bottom of the fan and the inlet vent is in a bottom of the chassis.

10. The method of claim 9 , wherein the seal is provided around a perimeter of the inlet aperture.

11. The method of claim 9 , wherein the seal is provided around a perimeter of the fan.

12. The method of claim 8 , wherein the seal includes one of an adhesive backed foam, and adhesive sealant material, a gasket, and an O-ring.

13. The method of claim 8 , wherein the seal is made by tongue-and-groove structures on the chassis and the fan.

14. The method of claim 8 , wherein the inlet aperture is in a bottom of the fan and the inlet vent is in a side of the chassis.

15. A portable computer system, comprising:

a chassis including first and second inlet vents to permit ambient air to be drawn from outside the chassis;

a first fan that receives the ambient air via a first input aperture, that blows the ambient air through a first outlet aperture to cool a first component of the portable computer system, that blows the ambient air through a second outlet aperture to cool a second component of the portable computer system, and that blows the ambient air through a third outlet aperture to cool a third component of the portable computer system;

a first seal to seal the first input aperture to the first input vent such that air from inside the chassis is prevented from recirculating through the first fan;

a second fan that receives the ambient air via a second input aperture, that blows the ambient air through a fourth outlet aperture to cool a fourth component of the portable computer system, and that blows the ambient air through a fifth outlet aperture to cool a fifth component of the portable computer system; and

a second seal to seal the second input aperture to the second input vent such that air from inside the chassis is prevented from recirculating through the second fan.

16. The portable computer system of claim 15 , wherein the first and second seals include one of an adhesive backed foam, and adhesive sealant material, a gasket, and an O-ring.

17. The portable computer system of claim 15 , wherein the first and second seals are made by tongue-and-groove structures on the chassis and the first and second fans.

Assignments (9)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (053546/0001) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL MARKETING L.P. (ON BEHALF OF ITSELF AND AS SUCCESSOR-IN-INTEREST TO CREDANT TECHNOLOGIES, INC.); DELL INTERNATIONAL L.L.C.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; DELL MARKETING CORPORATION (SUCCESSOR-IN-INTEREST TO FORCE10 NETWORKS, INC. AND WYSE TECHNOLOGY L.L.C.); EMC IP HOLDING COMPANY LLC
Reel/Frame 071642/0001 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (051302/0528) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC; DELL MARKETING CORPORATION (SUCCESSOR-IN-INTEREST TO WYSE TECHNOLOGY L.L.C.); SECUREWORKS CORP.
Reel/Frame 060438/0593 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (053311/0169) Recorded Jun 23, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
Reel/Frame 060438/0742 →
RELEASE OF SECURITY INTEREST AT REEL 051449 FRAME 0728 Recorded Nov 2, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC; WYSE TECHNOLOGY L.L.C.; SECUREWORKS CORP.; EMC CORPORATION
Reel/Frame 058002/0010 →
SECURITY INTEREST Recorded Jun 5, 2020
From: DELL PRODUCTS L.P.; EMC CORPORATION; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 053311/0169 →
SECURITY AGREEMENT Recorded Apr 22, 2020
From: CREDANT TECHNOLOGIES INC.; DELL INTERNATIONAL L.L.C.; DELL MARKETING L.P.; DELL PRODUCTS L.P.; DELL USA L.P.; EMC CORPORATION; FORCE10 NETWORKS, INC.; WYSE TECHNOLOGY L.L.C.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A.
Reel/Frame 053546/0001 →
SECURITY AGREEMENT Recorded Dec 31, 2019
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC; WYSE TECHNOLOGY L.L.C.; SECUREWORKS CORP.; EMC CORPORATION
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 051449/0728 →
PATENT SECURITY AGREEMENT (NOTES) Recorded Dec 16, 2019
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC; WYSE TECHNOLOGY L.L.C.; SECUREWORKS CORP.
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS COLLATERAL AGENT
Reel/Frame 051302/0528 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 5, 2019
From: HE, QINGHONG; SHAW, TIMOTHY C
To: DELL PRODUCTS, LP
Reel/Frame 050286/0044 →
Continuity (1)
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