US Pat. No. 9,900,937

CONSTANT-CURRENT CONSTANT-VOLTAGE (CCCV) CONTROL UNIT POWER SUPPLY

Gardenia Industrial Limit...

1. A power supply comprising:
an AC input power connector;
an AC-DC converter circuit coupled to the AC input power connector;
a constant-current constant-voltage control unit configured to receive DC power from the AC-DC converter circuit through a
first input terminal and a second input terminal and to output power through a first output terminal and a second output terminal;

a light emitting diode (LED) lamp unit configured to receive power from the constant-current constant-voltage control unit,
the LED lamp unit being connected to the first output terminal and the second output terminal of the constant-current constant-voltage
control unit; and

a capacitor coupled in parallel with the LED lamp unit.

US Pat. No. 9,752,613

HOOK

Gardenia Industrial Limit...

1. A hook assembly comprising:
a substrate to be mounted on a surface, the substrate comprising three tabs arranged in a triangular configuration;
a hook comprising a pair of opposing side flaps;
a tripod mounting member configured to couple the hook to the substrate, the tripod mounting member comprising:
three legs arranged in a triangular configuration, the three legs corresponding to the three tabs of the substrate;
a pair of opposing side plates extending from two rear legs of the three legs; and
a stopper groove;
a torsion spring comprising a pair of arms extending from opposite ends of the torsion spring; and
a first fastener configured to couple the tripod mounting member to the substrate;
a second fastener configured to extend through the side plates of the tripod mounting member and the side flaps of the hook
to rotatably couple the hook to the tripod mounting member,

wherein, when the hook assembly is in an assembled state:
the side plates of the tripod mounting member are between the side flaps of the hook,
the legs of the tripod mounting member are overlapped by the tabs on the substrate,
the torsion spring extends between the side plates of the tripod mounting member and is wound around at least a portion of
the second fastener, and

one arm of the pair of arms of the torsion spring extends into the stopper groove of the tripod mounting member and the other
arm of the pair of arms of the torsion spring engages the hook.

US Pat. No. 9,927,104

LED LIGHT BULB AND LIGHTING FIXTURE

Gardenia Industrial Limit...

1. A lighting fixture, comprising:at least one lamp cup shell;
a lampshade configured to be supported on the at least one lamp cup shell, a bottom of the lampshade defining an opening;
an LED light bulb configured to be coupled to the at least one lamp cup shell and extend up through the opening in the lampshade, wherein the LED light bulb comprises:
a heat sink comprising a base and plurality of cooling fins arranged around the base, wherein the heat sink is cylindrical and the cooling fins define external threads extending from a lower end of the heat sink to an upper end of the heat sink;
an LED light board on the heat sink, the LED light board comprising a substrate on an upper mounting surface on the upper end of the heat sink and a plurality of LED lights on the substrate;
a pressure ring and at least one fastener, the at least one fastener coupling the pressure ring and the substrate of the LED light board to the upper mounting surface of the heat sink; and
a translucent cover covering the LED light board, wherein the translucent cover comprises:
a cover body; and
a plurality of hooks extending from the cover body, each hook comprising a resilient arm including a proximal end at a lower edge of the cover body and a free distal edge opposite the proximal end and an elastic arm extending inward from the free distal end of the resilient arm,
wherein the lower edge of the cover body is pressed against an upper surface of the pressure ring, and
wherein the elastic arm of each of the plurality of hooks is pressed against a lower surface of the pressure ring.

US Pat. No. 10,148,168

POWER SUPPLY HAVING HIGH POWER FACTOR AND LOW STANDBY POWER CONSUMPTION

Gardenia Industrial Limit...

1. A power supply circuit comprising:an anti-electromagnetic interference circuit configured to receive input alternating current power and to output filtered alternating current power;
a rectifier circuit configured to rectify the filtered alternating current power;
a current correction circuit configured to perform passive power factor correction on the rectified alternating current power;
a single-ended flyback converter circuit coupled to the output of the current correction circuit, the single-ended flyback converter circuit comprising:
a power supply controller;
an output transformer coupled to the power supply controller;
a secondary transformer coupled to the output transformer; and
an optocoupler coupled between the power supply controller and the secondary transformer; and
a dimming control circuit coupled between the output of the single-ended flyback converter circuit and a light load, the dimming control circuit being coupled to the secondary transformer,
wherein the current correction circuit is configured to control a waveform of the rectified alternating current power to follow a current output to the light load in order to provide passive power factor correction.

US Pat. No. 10,219,332

CONSTANT-CURRENT CONSTANT-VOLTAGE (CCCV) CONTROL UNIT POWER SUPPLY

GARDENIA INDUSTRIAL LIMIT...

1. A power supply comprising:a constant-current constant-voltage control unit;
a light emitting diode (LED) lamp unit configured to receive power from a first output terminal and a second output terminal of the constant-current constant-voltage control unit; and
a capacitor coupled in parallel with the LED lamp unit to reduce flickering of the LED lamp unit.

US Pat. No. 10,014,796

POWER TRANSFORMER

Gardenia Industrial Limit...

1. A low no-load loss transformer system comprising:a main transformer comprising a primary winding coupled to AC mains and a secondary winding;
a load circuit comprising a load switch configured to be coupled to a load, the load circuit being coupled to the secondary winding of the main transformer;
an auxiliary power supply coupled to the AC mains;
a controller coupled to an output of the auxiliary power supply;
an electronic switch coupled between the AC mains and the primary winding of the main transformer and configured to be controlled by the controller; and
a load detector coupled to the load circuit and configured to detect whether the load is connected to the main transformer and to output a load signal to the controller in accordance with whether or not the load is connected to the main transformer,
wherein the controller is configured to supply an output scanning pulse signal to the electronic switch via a control terminal to control the electronic switch to electrically connect the AC mains to the main transformer during the output scanning pulse signal and to control the electronic switch in accordance with the load signal; and
wherein the load detector is further configured to:
detect whether the load is connected to the main transformer only while the electronic switch is closed in response to the output scanning signal supplied by the controller and
not be able to detect whether the load is connected to the main transformer while the electronic switch is open.

US Pat. No. 10,184,647

LIGHTING CONNECTION STRUCTURE

Gardenia Industrial Limit...

1. A lamp comprising:a lamp housing;
a lamp cover coupled to the lamp housing; and
a holder coupled to the lamp housing;
a light source plate on a top of the holder;
a light source on the light source plate; and
a connection structure configured to electrically connect a power supply line to the light source, the connection structure comprising:
a wiring groove defined in a bottom of the holder;
an electrode pin electrically coupled to the light source, the electrode pin passing through the light source plate and the holder and extending into the wiring groove; and
a wire fastener coupled to the bottom of the holder, the wire fastener configured to move between an open position and a closed position,
wherein a first end of the wire fastener is hingedly connected to the bottom of the holder and a second end of the wire fastener comprises a latch detachably connected to a catch on the bottom of the holder when the wire fastener is in the closed position,
wherein the first end of the wire fastener and the catch are on opposite sides of the wiring groove such that the wire fastener in the closed position extends across the wiring groove, and
wherein when the power supply line is in the wiring groove and the wire fastener is moved into the closed position, the wire fastener presses the power supply line toward the electrode pin and causes the electrode pin to pierce the power supply line to electrically couple the power supply line to the light source via the electrode pin.

US Pat. No. 10,174,929

LIGHTING FIXTURE

Gardenia Industrial Limit...

1. A lighting fixture, comprising:a lamp arm;
a lamp cup shell at an end of the lamp arm, the lamp cup shell defining an installation seat;
a lamp shade configured to be supported on the lamp cup shell;
an LED bulb configured to extend into the installation seat, the LED bulb comprising:
a heat sink;
a light transmitting cover at a first end of the heat sink; and
an LED power drive module at a second end of the heat sink; and
electrical connection members configured to electrically couple the LED bulb to the lamp cup shell;
a screw press ring configured to attach the LED bulb to the lamp shade; and
mechanical installation members configured to detachably couple the LED bulb to the lamp cup shell,
wherein the lamp cup shell further comprises a ring-shaped locking groove facing toward a center of the lamp cup shell, and
wherein the mechanical installation members comprise a plurality of first hooks facing away from a center of the LED power drive module, the plurality of first hooks configured to engage a bottom of the ring-shaped locking groove to detachably couple the LED bulb to the lamp cup shell.

US Pat. No. 10,151,430

LED LIGHT BULB

Gardenia Industrial Limit...

1. An LED bulb comprising:a heat sink,
an LED light board on a first end of the heat sink, the LED light board comprising a substrate and a plurality of LED lights on the substrate;
a light-transmissive cover comprising a cover body and a plurality of hooks on an edge of the cover body, the plurality of hooks configured to detachably engage the LED light board to attach the light-transmissive cover; and
a power source drive module on a second end of the heat sink opposite to the first end, wherein:
the substrate defines a plurality of recesses corresponding to the plurality of hooks of the light-transmissive cover,
each hook of the plurality of hooks comprises a resilient arm and a hook head extending inward from a free end of the resilient arm, and
when the light-transmissive cover is attached, the resilient arm of each of the plurality of hooks is received in a recess of the plurality of recesses and the hook head of each of the plurality of hooks engages a surface of the substrate facing the heat sink.

US Pat. No. 10,151,463

LED LIGHT BULB AND LIGHTING FIXTURE

Gardenia Industrial Limit...

1. An LED light bulb comprising:a heat sink comprising a base and plurality of cooling fins arranged around the base, the cooling fins defining external threads;
an LED light board on an upper end of the heat sink, the LED light board comprising at least one LED light;
a pressure ring on the upper end of the heat sink, the pressure ring surrounding the LED light board; and
a translucent cover configured to cover the LED light board, the translucent cover comprising:
a cover body; and
a plurality of hooks extending from the cover body, each hook comprising a resilient arm including a proximal end at a lower edge of the cover body and a free distal edge opposite the proximal end and an elastic arm extending inward from the free distal end of the resilient arm,
wherein, when the translucent cover is connected to the pressure ring, the lower edge of the cover body is pressed against an upper surface of the pressure ring and the elastic arm of each of the plurality of hooks is pressed against a lower surface of the pressure ring.

US Pat. No. 10,267,496

LED COVERS AND LED LIGHT BULBS INCORPORATING THE SAME

Gardenia Industrial Limit...

1. A translucent cover for an LED light bulb, the translucent cover comprising:a cover body comprising a light-transmissive material, the cover body comprising an inner surface and an outer surface;
a plurality of hooks extending from the cover body, each hook of the plurality of hooks comprising a resilient arm extending downward from a lower edge of the cover body and an elastic arm extending inward from a free end of the resilient arm;
a plurality of solid light-scattering particles in the light-transmissive material; and
a plurality of micro-structure features on the inner surface of the cover body configured to refract and reflect light emitted from the LED light bulb,
wherein the plurality of micro-structure features comprise at least one of a plurality of projections and a plurality of depressions, and
wherein the at least one of the plurality of projections and the plurality of depressions have a shape selected from the group of shapes consisting of prismatic, conical, cylindrical, and portions thereof.