Patent application number | Description | Published |
20080220549 | Sealed light emitting diode assemblies including annular gaskets and methods of making same - An optoelectronic device assembly includes a circuit board and an optoelectronic device disposed on the circuit board and electrically connected with the circuit board. An annular gasket is disposed on the circuit board and surrounds the optoelectronic device. A sealant is disposed over and seals at least a portion of the circuit board and also covers at least an outer annular portion of the annular gasket. The sealant is not disposed over the optoelectronic device. In a method, an optoelectronic device is disposed on a circuit board, the disposing including electrically connecting the optoelectronic device with the circuit board. An annular gasket is disposed on the circuit board to surround the optoelectronic device. The circuit board is sealed with a sealant that also covers at least an outer annular portion of the annular gasket, but does not cover the optoelectronic device. | 09-11-2008 |
20080232103 | Flexible LED lighting strips - A flexible lighting strip includes an insulated flexible electrical power cord and spaced apart modules connected therewith. Each module includes a circuit board with a cavity, indentation, or opening and an encasing overmolding defining a fastener-receiving slot or opening aligned with the cavity, indentation, or opening of the circuit board. Power cord conductors are separated at the connection with each module to define a gap receiving a portion of the circuit board. A separate tiedown is secured to the power cord. Conductive elements receiving electrical power from the power cord and delivering electrical power to the circuit board include an insulation-displacing portion and a recess receiving at least a portion of the power cord and including a retaining barb or hook. An adhesive tape or strip is disposed over at least one overmolding opening to prevent water ingress to the circuit board. | 09-25-2008 |
20080232105 | Sealed lighting units - A method of manufacturing a lighting module comprises: mounting one or more light emitting diode (LED) packages on a circuit board to define a lighting unit; and injection overmolding the entire lighting unit except the one or more LED packages using a single type of overmolding material. A lighting module comprises: one or more LED packages mounted on a circuit board; and an injection overmolding sealing the circuit board, the injection overmolding not having openings corresponding to piece holding pins, the injection overmolding not covering at least a light emitting portion of the one or more LED packages. | 09-25-2008 |
20120026728 | LED ROADWAY LUMINAIRE - The luminaire comprises a housing including at least one optical module. The optical module has a plurality of light emitting diodes disposed within a reflector. The reflector includes opposed curved longitudinal walls and opposed curved end walls. | 02-02-2012 |
20130294058 | LED ROADWAY LUMINAIRE - The luminaire comprises a housing including at least one optical module. The optical module has a plurality of light emitting diodes disposed within a reflector. The reflector includes opposed curved longitudinal walls and opposed curved end walls. | 11-07-2013 |
20130294063 | LED ROADWAY LUMINAIRE - The luminaire comprises a housing including at least one optical module. The optical module has a plurality of light emitting diodes disposed within a reflector. The reflector includes opposed curved longitudinal walls and opposed curved end walls. | 11-07-2013 |
Patent application number | Description | Published |
20080244944 | LED backlighting system for cabinet sign - A backlighting system for a cabinet sign may include a plurality of panels. Each panel includes a plurality of light emitting diodes (“LEDs”) attached to the panel. The diode has a box sign depth factor of less than about 1.4. An integrated circuit may also be located on the panel. A wire physically connects adjacent panels. | 10-09-2008 |
20080296607 | ENVIRONMENTALLY ROBUST LIGHTING DEVICES AND METHODS OF MANUFACTURING SAME - An illustrative lighting device comprises: a light emitting chip; a silicone encapsulant disposed over the light emitting chip; and a light transmissive vinyl or acrylic layer sealing an assembly including at least the silicone encapsulant and the light emitting chip. An illustrative method of fabricating a lighting device comprises: encapsulating a light emitting chip with a silicone encapsulant; and sealing an assembly including at least the silicone encapsulant and the light emitting chip using a light transmissive vinyl or acrylic layer. An illustrative method of fabricating a lighting device comprises: encapsulating a light emitting chip with a silicone encapsulant; and sealing an assembly including at least the silicone encapsulant and the light emitting chip by disposing a light transmissive plastic layer as a unit over the assembly. | 12-04-2008 |
20090073693 | LED LIGHTING SYSTEM FOR A CABINET SIGN - A lighting system generally includes a plurality of electrically interconnected modules. Each module includes a support, circuitry on the support, at least two light emitting diodes (“LEDs”) on the support and electrically connected to the circuitry, and a housing over the support for covering the circuitry. A first LED on a first surface of the support emits light in a first general direction and a second LED mounted on a second surface of the support emits light in a second general direction, which is opposite the first general direction. | 03-19-2009 |
20090186516 | LED STRING LIGHT ENGINE AND DEVICES THAT ARE ILLUMINATED BY THE STRING LIGHT ENGINE - A string light engine includes a plurality of LEDs, a plurality of IDC connectors, and an insulated flexible conductor. Each IDC connector is in electrical communication with at least one of the plurality of LEDs and is operatively mechanically connected to at least one of the plurality of LEDs. The IDC connectors attach to the conductor. | 07-23-2009 |
20090262531 | LED LIGHT ENGINE - A light engine comprises a plurality of LEDs and a plurality of optical elements each cooperating with a respective LED. The optical elements broaden the off-axis angle from the respective LEDs to provide a more uniform illumination at a target plane. | 10-22-2009 |
20140254140 | LED BACKLIGHT SYSTEM FOR CABINET SIGN - A backlighting system for a cabinet sign may include a plurality of panels. Each panel includes a plurality of light emitting diodes (“LEDs”) attached to the panel. The diode has a box sign depth factor of less than about 1.4. An integrated circuit may also be located on the panel. A wire physically connects adjacent panels. | 09-11-2014 |
20140317975 | LED BACKLIGHT SYSTEM FOR CABINET SIGN - A backlighting system for a cabinet sign may include a plurality of panels. Each panel includes a plurality of light emitting diodes (“LEDs”) attached to the panel. The diode has a box sign depth factor of less than about 1.4. An integrated circuit may also be located on the panel. A wire physically connects adjacent panels. | 10-30-2014 |
20150007469 | LED BACKLIGHT SYSTEM FOR CABINET SIGN - A backlighting system for a cabinet sign may include a plurality of panels. Each panel includes a plurality of light emitting diodes (“LEDs”) attached to the panel. The diode has a box sign depth factor of less than about 1.4. An integrated circuit may also be located on the panel. A wire physically connects adjacent panels. | 01-08-2015 |