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Illuminating appliance with numerous LED chips contained in holder with contact pins and of good heat convection from LED chips in radial and symmetrical lay-out on holder, for uniform and fast heat convection
Illuminating appliance with numerous LED chips contained in holder with contact pins and of good heat convection from LED chips in radial and symmetrical lay-out on holder, for uniform and fast heat convection
LED chips (11) are contained in holder (12) with contact pins (13). Holder has good convection from LED-chips, which are arranged in it in radial and symmetrical lay-out.Thus heat convection is uniform and fast to permit improvement of power of LED chips.
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