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US 10,768,483 B2Granted
Optical sheet tensioning device
AssigneeManufacturing Resources International, Inc.
InventorsMike Brown, Michael LeCave
Life of this patent
Estimating the term…
Abstract
An assembly for an electronic display is disclosed. An optical sheet is located behind the electronic display and adjacent to a backlight. A housing for said backlight, said optical sheet, and said electronic display is provided. An aperture is positioned along the perimeter of said optical sheet. A spring assembly is connected to said aperture and is configured to exert tensioning forces on said optical sheet.
Claims17
An assembly for an electronic display comprising:
- a backlight;
- an optical sheet located adjacent to the electronic display and the backlight;
- a housing for said backlight, said optical sheet, and said electronic display;
- an aperture located in said optical sheet and positioned along a perimeter edge of said optical sheet;
- and
- a spring assembly having a first component which extends through said aperture and a second component which is connected to said first component and said housing, wherein said spring assembly is configured to exert tensioning forces on said optical sheet.
3 more elements
An assembly for an electronic display comprising:
- a backlight panel positioned behind the electronic display;
- a plurality of lighting elements located on the backlight panel and positioned to illuminate the electronic display;
- an optical sheet located between the backlight panel and the electronic display, said optical sheet comprising a number of apertures positioned along a perimeter edge of said optical sheet;
- a housing for said backlight panel, said optical sheet, and said electronic display;
- a number of members, each extending from said housing;
- a number of tensioning leaf springs, each engaging one of said number of members and comprising a hook;
- and
- a plurality of intermediary elements, each extending through one of said number of apertures and comprising an opening for said hook.
5 more elements
An assembly for an electronic display comprising:
- a transparent protective plate positioned in front of said electronic display;
- an optical sheet positioned behind the electronic display;
- a number of apertures positioned along the perimeter of said optical sheet;
- a backlight comprising a plurality of lighting elements, wherein said backlight is positioned adjacent to said optical sheet;
- a housing for said backlight, said optical sheet, and said electronic display;
- a heat exchanger located within said housing;
- an intake located on said housing configured to accept ambient air;
- an exhaust located on said housing configured to discharge ambient air;
- a plurality of leaf springs, each positioned along a perimeter wall of said optical sheet and engaging said optical sheet;
- a plurality of posts extending through the optical sheet and engaging a first portion of each respective leaf spring such that the first portion of said leaf spring extends substantially parallel to the adjacent edge of the optical sheet;
- a closed loop of circulating gas pathways comprising a space between the transparent protective plate and the electronic display and the heat exchanger;
- a front thermal plate located behind the electronic display;
- a rear thermal plate located behind the front thermal plate;
- and
- a corrugated layer sandwiched between the front and rear thermal plates, wherein the corrugated layer is configured to accept ambient air.
12 more elements
Dependencies are inferred from the claim text.