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公开(公告)号:USD910883S1
公开(公告)日:2021-02-16
申请号:US29578104
申请日:2016-09-19
Designer: Tao Jiang , Chang Yang , Xiaosu Yang
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公开(公告)号:US10823387B2
公开(公告)日:2020-11-03
申请号:US16794260
申请日:2020-02-19
Inventor: Tao Jiang , Mingbin Wang , Aiming Xiong , Lin Zhou
IPC: F21V29/503 , F21K9/235 , F21V29/77 , F21K9/238 , F21K9/237 , F21V29/83 , F21K9/66 , F21K9/68 , H05B45/50 , H05B45/395 , F21V7/00 , H03H11/04 , F21Y115/10 , F21Y105/18 , H03H7/01
Abstract: An LED lamp includes: a lamp shell including a lamp head, a lamp neck and a sleeve; a passive heat dissipating element having a heat sink connected to the lamp shell; a power source having a first portion and a second portion; a light emitting surface connected to the heat sink of the passive heat dissipating element and comprising LED chips electrically connected to the power source; a first heat dissipating channel formed in a first chamber of the lamp shell for dissipating heat generated from the power source while the LED lamp is working, and the first chamber is located between bottom of the LED lamp and an upper portion of the lamp neck; and a second heat dissipating channel formed in the heat sink and between the fins and the base of the heat sink for dissipating the heat generated from the LED chips and transferred to the heat sink; wherein a lateral outline of the LED lamp detours around the axis of the LED lamp 360 degrees to turn around to form a contour of the LED lamp, the outline includes an outline of the lamp neck and an outline of the heat sink, the outline of the lamp neck is a concave curve, the outline of the heat sink is a convex curve, the radius of curvature of the outline of the lamp neck is greater than the radius of curvature of the outline of the heat sink.
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公开(公告)号:US10790420B2
公开(公告)日:2020-09-29
申请号:US16695212
申请日:2019-11-26
Inventor: Tao Jiang , Weihong Xu , Yukihiro Saito , Hayato Unagiike , Aiming Xiong , Junfeng Xu , Yiching Chen
IPC: H01L33/50 , F21K9/237 , H01L25/075 , H01L33/62
Abstract: An LED light bulb, comprising: a lamp housing, a bulb base, connected with the lamp housing; a stem with a stand extending to the center of the lamp housing, disposed in the lamp housing; a single flexible LED filament, disposed in the lamp housing, and the flexible LED filament comprising: two LED sections, each of the LED sections comprising a least one LED chip; one conductive section comprising a conductor, located between the adjacent two LED sections; two conductive electrodes, disposed corresponding to the two LED sections and electrically connected to the two LED sections, wherein points of the flexible LED filament in an xyz coordinates are defined as X, Y, and Z, an x-y plane of the xyz coordinates is perpendicular to the height direction of the light bulb, a z-axis of xyz coordinates is parallel with the stem, and the main bending points of the LED sections and the conductive electrodes are substantially on the circumference centered on the conductive section in the XY plane.
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公开(公告)号:US10767846B2
公开(公告)日:2020-09-08
申请号:US16726912
申请日:2019-12-25
Inventor: Tao Jiang , Mingbin Wang , Aiming Xiong , Lin Zhou
IPC: F21V29/503 , F21K9/235 , F21V29/77 , F21K9/238 , F21K9/237 , F21V29/83 , F21K9/66 , F21K9/68 , H05B45/50 , H05B45/395 , F21V7/00 , H03H11/04 , F21Y115/10 , F21Y105/18 , H03H7/01
Abstract: An LED lamp includes: a lamp shell including a lamp head, a lamp neck and a sleeve; a passive heat dissipating element having a heat sink connected to the lamp shell; a power source having a first portion and a second portion; a light emitting surface connected to the heat sink of the passive heat dissipating element and comprising LED chips electrically connected to the power source; a first heat dissipating channel formed in a first chamber of the lamp shell for dissipating heat generated from the power source while the LED lamp is working, and the first chamber is located between bottom of the LED lamp and an upper portion of the lamp neck; and a second heat dissipating channel formed in the heat sink and between the fins and the base of the heat sink for dissipating the heat generated from the LED chips and transferred to the heat sink; wherein a lateral outline of the LED lamp detours around an axis of the LED lamp 360 degrees to turn around to form an contour of the LED lamp, any point on the outline meets a formula as follows: y=−ax3+bx2−cx+K; where K is a constant, and range of the constant of K is 360˜450; range of value of a is 0.001˜0.01, range of value of b is 0.05˜0.3, and range of value of c is 5˜20.
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公开(公告)号:US10738989B2
公开(公告)日:2020-08-11
申请号:US16740397
申请日:2020-01-11
Inventor: Tao Jiang , Mingbin Wang , Aiming Xiong , Lin Zhou
IPC: F21V29/503 , F21K9/235 , F21V29/77 , F21K9/238 , F21K9/237 , F21V29/83 , F21K9/66 , F21K9/68 , H05B45/50 , H05B45/395 , F21V7/00 , H03H11/04 , F21Y115/10 , F21Y105/18 , H03H7/01
Abstract: An LED lamp includes: a lamp shell including a lamp head, a lamp neck and a sleeve; a passive heat dissipating element having a heat sink connected to the lamp shell; a power source having a first portion and a second portion; a light emitting surface connected to the heat sink of the passive heat dissipating element and comprising LED chips electrically connected to the power source; a first heat dissipating channel formed in a first chamber of the lamp shell for dissipating heat generated from the power source while the LED lamp is working, and the first chamber is located between bottom of the LED lamp and an upper portion of the lamp neck; and a second heat dissipating channel formed in the heat sink and between the fins and the base of the heat sink for dissipating the heat generated from the LED chips and transferred to the heat sink; wherein a lateral outline of the LED lamp detours around an axis of the LED lamp 360 degrees to turn around to form an contour of the LED lamp, any point on the outline meets a formula as follows: y=−ax3+bx2−cx+K; where K is a constant, and range of the constant of K is 360˜450; range of value of a is 0.001˜0.01, range of value of b is 0.05˜0.3, and range of value of c is 5˜20.
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公开(公告)号:US10677439B2
公开(公告)日:2020-06-09
申请号:US16401073
申请日:2019-05-01
Inventor: Tao Jiang , Mingbin Wang , Aiming Xiong , Lin Zhou
IPC: F21V29/00 , F21V29/503 , F21K9/235 , F21V29/77 , F21K9/238 , F21K9/237 , F21V29/83 , F21K9/66 , F21K9/68 , H05B45/50 , H05B45/395 , F21V7/00 , H03H11/04 , F21Y115/10 , F21Y105/18 , H03H7/01
Abstract: An LED lamp includes: a lamp shell including a lamp head, a lamp neck and a sleeve; a passive heat dissipating element having a heat sink connected to the lamp shell, wherein the heat sink comprises fins and a base; a power source; a light emitting surface comprising LED chips; a first heat dissipating channel; a second heat dissipating channel; and a lamp cover; wherein the second end on the upper portion of the lamp neck of the lamp shell is formed with a venting hole, the lamp shell has an airflow limiting surface which extends radially outwardly and is located away from the venting hole, the airflow limiting surface cloaks at least part of the fins.
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公开(公告)号:US10677438B2
公开(公告)日:2020-06-09
申请号:US16267747
申请日:2019-02-05
Inventor: Tao Jiang , Mingbin Wang , Aiming Xiong , Lin Zhou
IPC: F21V29/503 , F21K9/235 , F21V29/77 , F21K9/238 , F21K9/237 , F21V29/83 , F21K9/66 , F21K9/68 , H05B45/50 , H05B45/395 , F21V7/00 , H03H11/04 , F21Y115/10 , F21Y105/18 , H03H7/01
Abstract: An LED lamp includes: a lamp shell; a passive heat dissipating element having a heat sink, and the heat sink including fins and a base and connecting to the lamp shell; a power source disposed in the lamp shell; and a light board connecting to the heat sink and including LED chips electrically connected to the power source. A chamber of the lamp shell is formed with a first heat dissipating channel. The first heat dissipating channel has a first air inlet at an end of the lamp shell. Another end of the lamp shell has a heat dissipating hole. A second heat dissipating channel is formed in the fins and base. The second heat dissipating channel has a second air inlet. Air flows into the second air inlet, passes through the second heat dissipating channel and flow out from spaces between every adjacent two of the fins.
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公开(公告)号:USD875971S1
公开(公告)日:2020-02-18
申请号:US29666810
申请日:2018-10-16
Designer: Ming-Bin Wang , Tao Jiang
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公开(公告)号:US10508802B1
公开(公告)日:2019-12-17
申请号:US16536328
申请日:2019-08-09
Inventor: Tao Jiang , Mingbin Wang , Aiming Xiong , Lin Zhou
IPC: F21V29/00 , F21V29/503 , F21K9/235 , F21V29/77 , F21K9/68 , H05B33/08 , F21K9/238 , F21V7/00 , F21V29/83 , F21K9/237 , F21K9/66 , H03H11/04 , F21Y115/10 , F21Y105/18
Abstract: An LED lamp includes: a lamp shell including a lamp head, a lamp neck and a sleeve; a passive heat dissipating element having a heat sink connected to the lamp shell; a power source having a first portion and a second portion; a light emitting surface connected to the heat sink of the passive heat dissipating element and comprising LED chips electrically connected to the power source; a first heat dissipating channel formed in a first chamber of the lamp shell for dissipating heat generated from the power source while the LED lamp is working, and the first chamber is located between bottom of the LED lamp and an upper portion of the lamp neck; and a second heat dissipating channel formed in the heat sink and between the fins and the base of the heat sink for dissipating the heat generated from the LED chips and transferred to the heat sink; wherein a lateral outline of the LED lamp detours around the axis of the LED lamp 360 degrees to turn around to form a contour of the LED lamp, the outline includes an outline of the lamp neck and an outline of the heat sink, the outline of the lamp neck is a concave curve, the outline of the heat sink is a convex curve, the radius of curvature of the outline of the lamp neck is greater than the radius of curvature of the outline of the heat sink.
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公开(公告)号:US10426003B2
公开(公告)日:2019-09-24
申请号:US15888335
申请日:2018-02-05
Inventor: Tao Jiang , Qifeng Ye , Yueqiang Zhang
Abstract: An LED tube lamp includes a tube having two ends, two end caps respectively at the ends of the tube, a power supply in one or both of the end caps, an LED light strip in the tube; and a plurality of LED light sources on the LED light strip. Each of the end caps comprises a lateral wall substantially coaxial with the tube, an end wall substantially perpendicular to an axial direction of the lateral wall, and at least one opening penetrating through the end wall. An axial direction of the at least one opening is substantially parallel with an axial direction of the lateral wall. The LED light sources electrically connected to the power supply via the LED light strip.
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