OPTICAL MEMBER WITH IN-SITU-FORMED GASKET AND METHOD OF MANUFACTURE
    57.
    发明申请
    OPTICAL MEMBER WITH IN-SITU-FORMED GASKET AND METHOD OF MANUFACTURE 有权
    具有现场形成垫圈的光学构件及其制造方法

    公开(公告)号:US20160146425A1

    公开(公告)日:2016-05-26

    申请号:US14551656

    申请日:2014-11-24

    Applicant: Cree, Inc.

    Abstract: An LED light fixture including a mounting surface which supports a circuit board with at least one LED light source spaced thereon, and an optical member which has a back side having a groove facing the mounting surface and surrounding the circuit board. The groove is filled with a resilient in-situ-formed compressible gasket material sealingly engaged with the mounting surface to environmentally seal the circuit board. The mounting surface may be of a heat-sink structure. The in-situ-formed gasket has an inner edge and a plurality of inward projections spaced therealong. Each inward projection extends inwardly to a position facing the circuit board and presses the circuit board against the mounting surface, thereby facilitating heat transfer away from the circuit board.

    Abstract translation: 一种LED灯具,其包括支撑电路板的安装面,所述安装面具有与其隔开的至少一个LED光源,以及光学构件,其具有面向所述安装面并且围绕所述电路板的凹部。 凹槽填充有与安装表面密封接合的弹性原位可压缩垫圈材料,从而环境地密封电路板。 安装表面可以是散热结构。 原位形成的垫片具有内边缘和沿其间隔开的多个向内突出部。 每个向内的突起向内延伸到面向电路板的位置,并将电路板压靠在安装表面上,从而便于远离电路板的热传递。

    Lighting fixture with flow-through cooling
    58.
    发明授权
    Lighting fixture with flow-through cooling 有权
    照明灯具具有流通冷却

    公开(公告)号:US09212811B2

    公开(公告)日:2015-12-15

    申请号:US14136917

    申请日:2013-12-20

    Applicant: Cree, Inc.

    Abstract: A lighting fixture including a light-emitting arrangement having first and second ends. The light-emitting arrangement includes (a) at least one LED at the first end and (b) a heat sink connected to the at least one LED and having a length extending therefrom toward the second end. There are LED power circuitry components spaced from the light-emitting arrangement and positioned adjacent the second end of the light-emitting arrangement. The fixture includes an elongate tubular channel formed along the length of the heat sink and having wiring therein from the power-circuitry components to the LED(s).

    Abstract translation: 一种照明器具,其包括具有第一端和第二端的发光装置。 发光装置包括(a)在第一端处的至少一个LED和(b)连接到所述至少一个LED并且具有从其延伸到第二端的长度的散热器。 存在与发光装置间隔开并位于发光装置的第二端附近的LED电力电路元件。 固定装置包括沿着散热器的长度形成的细长管状通道,并且在其中具有从电力电路部件到LED的布线。

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