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US6058009A Expired / Lapsed US ⏱️ 0.0 years remaining

Computer with improved internal cooling system

Assignee: Dell USA LP
•
Filing: 1998-07-14
•
Granted: 2000-05-02
•
Expires: 2018-07-14
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Abstract

Abstract A portable computer according to which a processor is disposed in a chassis. A module housing is provided for insertion into and removal from, the chassis and contains a fan for flowing air from the processor, through the module housing and externally of the housing to cool the processor.

Inventors

  • 👤 Charles D. Hood, III
  • 👤 James Utz

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 14:29
CPC Classifications
G; G06; G06F; G06F1/00; G06F1/16; G06F1/20; G06F1/203

Claims Analysis

Total Claims: 27
Claim 1
Independent Claim 96 words
A portable computer comprising a chassis; at least one processor disposed in the chassis and comprising a housing, and a printed circuit board connected to the housing; at least one memory device disposed in the chassis; a module housing for insertion into and removal from, the chassis; an air duct disposed on the module housing that registers with a opening formed in the processor housing; and a fan disposed in the module housing for flowing air from the processor, through the air duct and the module housing and externally of the housing to cool the processor.
Claim 2
Dependent Claim 96 words
A portable computer comprising a chassis; at least one processor disposed in the chassis and comprising a housing, and a printed circuit board connected to the housing; at least one memory device disposed in the chassis; a module housing for insertion into and removal from, the chassis; an air duct disposed on the module housing that registers with a opening formed in the processor housing; and a fan disposed in the module housing for flowing air from the processor, through the air duct and the module housing and externally of the housing to cool the processor.
Claim 3
Dependent Claim 27 words
The computer of claim 1 further comprising a plurality of openings formed in the module housing for exhausting the air from the module housing into the atmosphere.
Claim 4
Dependent Claim 20 words
The computer of claim 1 further comprising a battery disposed in the module housing for supplying power to the computer.
Claim 5
Dependent Claim 37 words
The computer of claim 3 further comprising a motherboard disposed in the chassis for receiving the processor and corresponding connectors disposed on the module housing and the motherboard, respectively, for electrically connecting the battery to the motherboard.
Claim 6
Dependent Claim 33 words
The computer of claim 1 wherein the module housing is adapted to be selectively inserted and removed from a bay formed in the chassis for receiving one of a plurality of additional components.
Claim 7
Dependent Claim 27 words
The computer of claim 1 wherein the module housing is insertable into, and withdrawable from, the chassis through a slot formed in a wall of the chassis.
Claim 8
Dependent Claim 146 words
A portable computer comprising a chassis; at least one processor disposed in the chassis; at least one memory device disposed in the chassis; a heat sink disposed in the chassis; a heat pipe extending from the processor to the heat sink to transfer heat from the processor to the heat sink; a air duct disposed in the chassis, registering with an opening formed in a chassis wall, and extending to the heat sink; a fan disposed around an opening in the chassis wall for passing air through the air duct and the heat sink to transfer the heat dissipated by the heat sink externally of the chassis; a module housing for insertion into and removal from, the chassis; and a fan disposed in the module housing for flowing air from the processor, through the module housing and externally of the housing to further cool the processor.
Claim 9
Dependent Claim 146 words
A portable computer comprising a chassis; at least one processor disposed in the chassis; at least one memory device disposed in the chassis; a heat sink disposed in the chassis; a heat pipe extending from the processor to the heat sink to transfer heat from the processor to the heat sink; a air duct disposed in the chassis, registering with an opening formed in a chassis wall, and extending to the heat sink; a fan disposed around an opening in the chassis wall for passing air through the air duct and the heat sink to transfer the heat dissipated by the heat sink externally of the chassis; a module housing for insertion into and removal from, the chassis; and a fan disposed in the module housing for flowing air from the processor, through the module housing and externally of the housing to further cool the processor.
Claim 10
Independent Claim 96 words
A method of cooling a portable computer having a chassis, a processor disposed in the chassis, and a bay formed in the chassis; the method comprising the steps of inserting a module housing into the bay, providing an air duct on the module housing that registers with an opening in the processor to permit air flow from the processor to the module housing, and providing a fan in the module housing for flowing air from the processor, through the module housing and externally of the housing to transfer heat from the processor and cool the processor.
Claim 11
Independent Claim 96 words
A method of cooling a portable computer having a chassis, a processor disposed in the chassis, and a bay formed in the chassis; the method comprising the steps of inserting a module housing into the bay, providing an air duct on the module housing that registers with an opening in the processor to permit air flow from the processor to the module housing, and providing a fan in the module housing for flowing air from the processor, through the module housing and externally of the housing to transfer heat from the processor and cool the processor.
Claim 12
Dependent Claim 26 words
The method of claim 8 further comprising the step of withdrawing the module housing from the chassis bay, and inserting another component into the chassis bay.
Claim 13
Dependent Claim 20 words
The method of claim 8 further comprising the step of exhausting the air from the module housing into the atmosphere.
Claim 14
Dependent Claim 29 words
The method of claim 8 further comprising the step of providing a power source in the module housing and supplying the power from the power source to the computer.
Claim 15
Dependent Claim 18 words
The method of claim 11 further comprising the step of electrically connecting the power source to the motherboard.
Claim 16
Dependent Claim 33 words
The method of claim 8 wherein the air flow establishes a first air flow path including the processor and further comprising the step of establishing a second air flow path through the processor.
Claim 17
Dependent Claim 42 words
The method of claim 13 wherein the second step of establishing comprises the step of providing a heat sink in the chassis, and flowing air from the processor through the heat sink to transfer heat from the processor to the heat sink.
Claim 18
Dependent Claim 34 words
The method of claim 14 further comprising the step of flowing air over the heat sink to transfer the heat from the heat sink to the air and exhausting the air from the chassis.
Claim 19
Dependent Claim 96 words
A portable computer comprising a chassis; a processor disposed in the chassis; a heat sink disposed in the chassis; a heat pipe for transferring heat from the processor to the heat sink; a fan mounted to a wall of the chassis and adapted to flow air in a first heat transfer path from the processor, over the heat sink, and externally of the chassis; a module housing insertable into, and removable from, the chassis; and a fan disposed in the module housing for establishing a second heat transfer path from the processor externally of the chassis.
Claim 20
Dependent Claim 96 words
A portable computer comprising a chassis; a processor disposed in the chassis; a heat sink disposed in the chassis; a heat pipe for transferring heat from the processor to the heat sink; a fan mounted to a wall of the chassis and adapted to flow air in a first heat transfer path from the processor, over the heat sink, and externally of the chassis; a module housing insertable into, and removable from, the chassis; and a fan disposed in the module housing for establishing a second heat transfer path from the processor externally of the chassis.
Claim 21
Dependent Claim 41 words
The computer of claim 16 wherein the chassis includes a media bay and a slot formed in a wall of the chassis communicating with the media bay, the module housing being insertable into, and removable from, the chassis through the slot.
Claim 22
Dependent Claim 88 words
A portable computer comprising a chassis, a processor disposed in the chassis and comprising a housing, a fan mounted to a wall of the chassis for establishing a first heat transfer path from the processor externally of the chassis, a module housing insertable into, and removable from, the chassis, a air duct connecting the processor housing to the modular housing, and a fan disposed in the module housing for establishing a second heat transfer path from the processor housing, through the module housing, and externally of the chassis.
Claim 23
Dependent Claim 88 words
A portable computer comprising a chassis, a processor disposed in the chassis and comprising a housing, a fan mounted to a wall of the chassis for establishing a first heat transfer path from the processor externally of the chassis, a module housing insertable into, and removable from, the chassis, a air duct connecting the processor housing to the modular housing, and a fan disposed in the module housing for establishing a second heat transfer path from the processor housing, through the module housing, and externally of the chassis.
Claim 24
Dependent Claim 41 words
The computer of claim 18 wherein the chassis includes a media bay and a slot formed in a wall of the chassis communicating with the media bay, the module housing being insertable into, and removable from, the chassis through the slot.
Claim 25
Dependent Claim 88 words
A portable computer comprising a chassis, a processor disposed in the chassis, a fan mounted to a wall of the chassis for establishing a first heat transfer path from the processor externally of the chassis, a module housing insertable into, and removable from, the chassis, a fan disposed in the module housing for establishing a second heat transfer path from the processor externally of the chassis, and a power source disposed in the module housing for supplying power to the latter fan and to components of the computer.
Claim 26
Dependent Claim 88 words
A portable computer comprising a chassis, a processor disposed in the chassis, a fan mounted to a wall of the chassis for establishing a first heat transfer path from the processor externally of the chassis, a module housing insertable into, and removable from, the chassis, a fan disposed in the module housing for establishing a second heat transfer path from the processor externally of the chassis, and a power source disposed in the module housing for supplying power to the latter fan and to components of the computer.
Claim 27
Dependent Claim 41 words
The computer of claim 20 wherein the chassis includes a media bay and a slot formed in a wall of the chassis communicating with the media bay, the module housing being insertable into, and removable from, the chassis through the slot.

References Cited (Backward Citations)

US4356531A Cited
US4383286A Cited
US4739445A Cited
US5634351A Cited
US5552960A Cited
US5596483A Cited
US5793608A Cited
US5862037A Cited
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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 2003-05-02 2003-11-01 2004-05-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2007-05-02 2007-11-01 2008-05-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2011-05-02 2011-11-01 2012-05-02 $7700.00 Window Closed / Lapsed

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