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US5255109A Expired / Lapsed US ⏱️ 0.0 years remaining

Heat dissipating LCD display

Assignee: Round Rock Research LLC
•
Filing: 1992-04-23
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Granted: 1993-10-19
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Expires: 2012-04-23
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Abstract

Abstract Heat dissipating LCD display where heat dissipating materials, including an aluminum plate and a mica sheet are interspersed between an LCD screen display and a screen mounted LCD power supply to eliminate localized LCD screen heating, and to increase LCD screen display performance by application of dissipated heat to a large area of the LCD screen display.

Inventors

  • 👤 Dean A. Klein

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 21:56
CPC Classifications
G; G02; G02F; G02F1/00; G02F1/01; G02F1/13; G02F1/133; G02F1/1333; G02F1/133382; G02F1/133385

Claims Analysis

Total Claims: 29
Claim 1
Independent Claim 32 words
Heat dissipating LCD display comprising: a. an LCD display; b. a heat spreading means on a back of said display; and, c. an LCD power supply affixed to said heat spreading means.
Claim 2
Dependent Claim 32 words
Heat dissipating LCD display comprising: a. an LCD display; b. a heat spreading means on a back of said display; and, c. an LCD power supply affixed to said heat spreading means.
Claim 3
Dependent Claim 17 words
The heat dissipating LCD display of claim 1 wherein said heat spreading means is aluminum and mica.
Claim 4
Dependent Claim 17 words
The heat dissipating LCD display of claim 1 wherein said heat spreading means is copper and mica.
Claim 5
Dependent Claim 16 words
The heat dissipating LCD display of claim 1 wherein said heat spreading means is only aluminum.
Claim 6
Dependent Claim 16 words
The heat dissipating LCD display of claim 1 wherein said heat spreading means is only copper.
Claim 7
Dependent Claim 43 words
Heat dissipating LCD display comprising: a. an LCD display; b. a heat spreading means on a back of said display; c. an insulating means on a back of said heat spreading means; and, d. an LCD power supply affixed to said insulating means.
Claim 8
Dependent Claim 43 words
Heat dissipating LCD display comprising: a. an LCD display; b. a heat spreading means on a back of said display; c. an insulating means on a back of said heat spreading means; and, d. an LCD power supply affixed to said insulating means.
Claim 9
Dependent Claim 15 words
The heat dissipating LCD display of claim 6 wherein said heat spreading means is aluminum.
Claim 10
Dependent Claim 15 words
The heat dissipating LCD display of claim 6 wherein said heat spreading means is copper.
Claim 11
Dependent Claim 14 words
The heat dissipating LCD display of claim 6 wherein said insulating means is mica.
Claim 12
Dependent Claim 14 words
The heat dissipating LCD display of claim 6 wherein said insulating means is fiberglass.
Claim 13
Dependent Claim 14 words
The heat dissipating LCD display of claim 6 wherein said insulating means is polymer.
Claim 14
Dependent Claim 48 words
Heat dissipating LCD display for a laptop, notebook or like computer comprising: a. an LCD display; b. a heat spreading means on a back of said display; and, c. an LCD power supply affixed to said heat spreading means for enhancing contrast and color shift of said display.
Claim 15
Dependent Claim 48 words
Heat dissipating LCD display for a laptop, notebook or like computer comprising: a. an LCD display; b. a heat spreading means on a back of said display; and, c. an LCD power supply affixed to said heat spreading means for enhancing contrast and color shift of said display.
Claim 16
Dependent Claim 17 words
The heat dissipating LCD display of claim 12 wherein said heat spreading means is aluminum and mica.
Claim 17
Dependent Claim 17 words
The heat dissipating LCD display of claim 12 wherein said heat spreading means is copper and mica.
Claim 18
Dependent Claim 16 words
The heat dissipating LCD display of claim 12 wherein said heat spreading means is only aluminum.
Claim 19
Dependent Claim 16 words
The heat dissipating LCD display of claim 12 wherein said heat spreading means is only copper.
Claim 20
Dependent Claim 21 words
The heat dissipating LCD display of claim 12 further comprising an insulating means on a back of said heat spreading means.
Claim 21
Dependent Claim 14 words
The heat dissipating LCD display of claim 17 wherein said insulating means is mica.
Claim 22
Dependent Claim 14 words
The heat dissipating LCD display of claim 17 wherein said insulating means is fiberglass.
Claim 23
Dependent Claim 14 words
The heat dissipating LCD display of claim 17 wherein said insulating means is polymer.
Claim 24
Dependent Claim 100 words
A heat dissipating computer LCD display comprising: a. an LCD display for displaying computer data; b. a heat-generating LCD power supply mounted on a back side of the LCD display; and, c. a heat spreader plate mounted between the back side of the LCD display and the LCD power supply, the heat spreader plate being larger than the LCD power supply in area and covering substantially the entire back side of the LCD display, for generally uniformly spreading heat generated by the LCD power supply over the entire LCD display back side for reducing localized heating of the LCD display.
Claim 25
Dependent Claim 100 words
A heat dissipating computer LCD display comprising: a. an LCD display for displaying computer data; b. a heat-generating LCD power supply mounted on a back side of the LCD display; and, c. a heat spreader plate mounted between the back side of the LCD display and the LCD power supply, the heat spreader plate being larger than the LCD power supply in area and covering substantially the entire back side of the LCD display, for generally uniformly spreading heat generated by the LCD power supply over the entire LCD display back side for reducing localized heating of the LCD display.
Claim 26
Dependent Claim 57 words
The heat dissipating LCD display of claim 21 further comprising: a. an insulating layer, larger in area than the LCD power supply, mounted between the LCD power supply and the heat spreader plate for dissipating heat from the LCD power supply to the heat spreader plate, and, in turn, to the back side of the LCD display.
Claim 27
Dependent Claim 22 words
The heat dissipating LCD display of claim 21 wherein the LCD power supply is centrally located relative to the heat spreader plate.
Claim 28
Dependent Claim 115 words
A heat dissipating LCD display comprising: a. an LCD display for displaying data; b. a heat spreader plate mounted on the back side of the LCD power display covering substantially the entire back side of the LCD display, the heat spreader plate being constructed of material having a high-rated heat dispersion; c. an insulating layer mounted on the heat spreader plate; and, d. an LCD power supply mounted on the insulating layer wherein heat generated by the LCD power supply is dissipated to the heat spreader plate through the insulating layer and wherein the heat spreader plate uniformly transmits heat to all parts of the LCD display for reducing localized heating of the LCD display.
Claim 29
Dependent Claim 115 words
A heat dissipating LCD display comprising: a. an LCD display for displaying data; b. a heat spreader plate mounted on the back side of the LCD power display covering substantially the entire back side of the LCD display, the heat spreader plate being constructed of material having a high-rated heat dispersion; c. an insulating layer mounted on the heat spreader plate; and, d. an LCD power supply mounted on the insulating layer wherein heat generated by the LCD power supply is dissipated to the heat spreader plate through the insulating layer and wherein the heat spreader plate uniformly transmits heat to all parts of the LCD display for reducing localized heating of the LCD display.

References Cited (Backward Citations)

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JPS5827128A 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) 1996-10-18 1997-04-19 1997-10-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2000-10-18 2001-04-19 2001-10-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2004-10-18 2005-04-19 2005-10-19 $7700.00 Window Closed / Lapsed

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