JP2017530526A5 - - Google Patents

Claims (15)

A tube body including one main body portion, two rear end portions, and two crossover portions, the main body portion being connected to the two crossover portions, and the two rear end portions being respectively connected to the crossover portions. When,
One LED illumination strip disposed within the tube and having at least one LED light source attached to the surface;
An end cap having one electrically insulating tubular portion and attached to one end of the tube;
A power source disposed within the end cap and electrically connected to the LED light source via the LED illumination strip;
The end caps are respectively placed on the rear end portions of the tubular body, and the outer diameters of the two rear end portions are smaller than the outer diameter of the main body portion. LED straight tube lamp. Each of the end caps further includes one magnetic metal member fixedly disposed on the inner peripheral surface of the electrically insulating tubular portion,
The LED straight tube lamp according to claim 1, wherein an inner peripheral surface of the magnetic metal member is coated with an adhesive, and the magnetic metal member is bonded to the outer peripheral surface of the tube so as to face the tube. The LED illumination strip comprises a flexible substrate,
The LED straight tube according to claim 2 , wherein the LED illumination strip is attached to an inner surface of the main body portion, and at least one end is detached from the inner surface of the tubular body to form a free extending end portion. lamp. A portion of the free extension end of the LED illumination strip is in the tube;
The LED straight tube lamp according to claim 3 , wherein another part of the free extension end portion of the LED illumination strip enters the end cap beyond one end of the tube body . Wherein the power source includes a circuit board, the circuit board is disposed within said end cap, the free extending end portion of the LED lighting strip, from the claims 1 to be directly soldered to the circuit board of the power supply The LED straight tube lamp according to any one of 4 . The transition part is formed by performing glass tempering treatment on the tube,
The LED straight tube lamp according to any one of claims 1 to 5 , wherein an outer diameter of each of the end caps is substantially the same as an outer diameter of the main body portion of the tubular body . The LED straight tube lamp according to any one of claims 2 to 6 , wherein both the magnetic metal member and the electrically insulating tubular portion of the end cap overlap with the rear end portion of the tubular body in a radial direction . The LED straight tube lamp according to claim 6 or 7 , wherein the two transition portions are curved. The LED straight tube lamp according to any one of claims 6 to 8 , wherein one end of the LED illumination strip passes through one of the crossovers and is electrically connected to the power source. The LED straight tube lamp according to any one of claims 6 to 9, wherein the LED illumination strip includes one conductive layer. The LED lighting strip further includes a dielectric layer, a conductive layer, and a circuit protective layer.
The LED light source is disposed on a surface of the conductive layer on a side far from the dielectric layer,
An adhesive for adhering the dielectric layer to the inner peripheral surface of the tubular body is disposed on the surface of the dielectric layer far from the conductive layer,
The LED straight tube lamp according to any one of claims 6 to 9, wherein the circuit protection layer is disposed on the same surface as the side on which the LED light source of the conductive layer is disposed. The tube further includes one diffusion film layer that covers an inner wall of the tube,
The LED straight tube lamp according to claim 11 , wherein the diffusion film layer includes calcium carbonate and strontium phosphate as materials. The LED straight tube lamp according to claim 12, wherein the diffusion film layer is a diffusion coating having a thickness of 20 μm to 30 μm. The LED straight tube lamp according to claim 1, wherein each of the crossover portions has a length of 1 mm to 4 mm. The magnetic metal member is a member for melting an adhesive between the magnetic metal member and the rear end portion of the tube while the end cap is put on the tube . LED straight tube lamp given in any 1 paragraph .