| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 362230040 | Switch | 30 |
| 20130223042 | ILLUMINATED SWITCH ASSEMBLY - The present invention relates to an illuminated switch assembly that includes a case; a circuit board disposed inside the case; a light-emitting diode mounted on the circuit board to emit light downward; a light-guiding member configured to transmit the light emitted downward by the light-emitting diode to a position above the circuit board; and an operation member disposed in an upper part of the case to be operable as a switch, the operation member being configured to be illuminated with light received from the light-guiding member. | 08-29-2013 |
| 20130229783 | CONTROL DEVICE WITH ROTARY SWITCH BACK-LIT BY A LIGHT GUIDE - A control device, in particular for a motor vehicle, including a rotary switch and a peripheral display zone which are arranged on a board and which are back-lit by a back-lighting device, the rotary switch including a knob which is mounted in rotation relative to the board about an axis, the knob being provided with an illuminated pointer turning with the knob, the peripheral display zone including fixed illuminated symbols arranged around the rotary switch, characterized by the fact that the back-lighting device includes at least one light source which cooperates with a light guide lighting both the illuminated pointer and the peripheral display zone. | 09-05-2013 |
| 20130271949 | LIGHT GUIDE STRUCTURE FOR A PHONE KEY - A light guide structure for a phone key includes an LED light source, a light guide film and a light guide element. The light guide element is bended to be a preset shape, one end of the light guide element is disposed in the position coupled to the LED light source; an extended part of same number with the light guide element is extended from the side surface of the light guide film, the extended part of the light guide film is at least fixed to the other end of the corresponding light guide element; a reflection film is disposed in the full or part of the light guide element except the end face of one end of the light guide element and the joint of the light guide element and the extended part to prevent the light entered into the light guide element from shooting out of these surface. | 10-17-2013 |
| 20140177199 | LIGHTING SYSTEM FOR ELECTRIC PARKING BRAKE SWITCH - Disclosed is a lighting system for an electric parking brake switch. The lighting system includes a panel in which an installation space and an operation space are formed at an upper portion thereof. In addition the system includes a switch that is installed in the installation space and is shaft coupled to perform pivotal motion. Furthermore, a prism is installed within the switch wherein one surface is exposed toward the operation space. The prism is configured to allow light which enters from underside bottom surface to pass therethrough and travel vertically upward after exiting from an upper surface, and to refract within thereof and then travel toward the operation space. Additionally, a light source is disposed at a lower end portion of the panel and is configured to emit light to the prism. | 06-26-2014 |
| 20140301061 | DEVICE FOR DISPLAYING GRAPHICAL SYMBOLS - Described is a device ( | 10-09-2014 |
| 20150092387 | Light Emitting Control Knob - The present invention provides a light-emitting control knob capable of consistently maintaining a beautiful design without a problem, such as discoloration or rubbing-off, despite use of a long period because a light-blocking metal plate having light-emitting display windows formed therein is stacked and formed on a top surface of a knob body and of providing a much more beautiful and high-class design than a conventional control knob because surface processing unique to metal can be performed on the light-blocking metal plate. The light-emitting control knob in accordance with the present invention includes a knob body made of transparent or semitransparent synthetic resins which transmit light and a light-blocking metal plate formed of a metal plate stacked on a top surface of the knob body and configured to have light-emitting display windows formed therein. | 04-02-2015 |
| 20150092388 | COMPONENT FOR ELECTRIC POWER SYSTEM AND METHOD OF DETERMINING WHETHER A POWER CIRCUIT IN AN ELECTRIC POWER SYSTEM IS OPEN OR CLOSED - A component is for an electric power system. The component includes: a user access panel; a first element for directing visible light; a second element for directing visible light, the second end of the first element facing the second end of the second element; a movable conductor structured to move between a first position and a second position; and a stationary conductor structured to engage the movable conductor. In the first position the movable conductor is disposed between the second end of the first element and the second end of the second element, thereby blocking visible light from passing from the first element to the second element. In the second position the movable conductor is not disposed between the second end of the first element and the second end of the second element, thereby permitting visible light to pass from the first element to the second element. | 04-02-2015 |
| 20150299932 | CONTROL PANEL ASSEMBLY AND APPLIANCE HAVING THE SAME - A control panel assembly for an appliance includes a control panel; a plurality of light emitting diodes (LEDs); an LED bracket to accommodate the plurality of LEDs, the LED bracket including a plurality of light guide holes, each of the plurality of light guide holes being configured to guide light from one of the plurality of LEDs; and an LED window configured to allow the light emitted from the plurality of LEDs and guided through the plurality of light guide holes to be visible at a front of the control panel. Each of the plurality of light guide holes includes a first portion to accommodate one of the plurality of LEDs, and a second portion to guide light emitted from the LED accommodated in the first portion towards the LED window. A length of the second portion is longer than a length of the first portion. | 10-22-2015 |
| 20150315737 | LAUNDRY TREATING APPARATUS - A laundry treating apparatus is disclosed. The laundry treading apparatus includes control panel body that defines an opening with a circular perimeter and a diameter. The laundry treading apparatus further includes at least one light source. The laundry treading apparatus further includes a rotary knob that is configured to manipulate a rotary switch and that has an outer circumferential surface that is spaced apart from the circular perimeter of the opening to define a clearance between the rotary knob and the control panel body. The laundry treading apparatus includes further a knob decorative member that is located between the rotary knob and the circular perimeter of the opening. The laundry treading apparatus further includes a window that includes a light transmission portion through which light emitted from the at least one light source passes. | 11-05-2015 |
| 20160012988 | LIGHT PIPE FOR A FOUR-WAY NAVIGATION SWITCH | 01-14-2016 |
| 20160036437 | MULTIFUNCTIONAL SWITCH - In the case of a multifunctional switch ( | 02-04-2016 |
| 20160069537 | CONTROL DEVICE HAVING BUTTONS WITH METALLIC SURFACES AND BACKLIT INDICIA - A veneer may be configured to be secured to a backlit button of a control device. A plate portion of the veneer may have one or more indicia machined therethrough. The indicia may define an open portion, a floating portion, and one or more ribs that suspend the floating portion. The one or more ribs may be configured to create an optical illusion that conceals the ribs from view relative to a user of the control device. The rib may define an upper surface that is recessed relative to a front surface of the veneer, and may define opposed sides that extend from a base of the rib to the upper surface. The sides may be tapered between the base and the upper surface, such that the upper surface is narrower than the base. The sides and the upper surface of the rib may be unfinished. | 03-10-2016 |
| 20160091187 | OPTICAL SIGNALLING DEVICE - The invention proposes an optical signaling device, in particular a signaling lamp or a modular signaling column ( | 03-31-2016 |
| 20160109112 | ELECTRONIC DEVICE HAVING INDICATOR LIGHT - An electronic device includes a housing, an indicator plate, a circuit board, a shading case, and a guiding light member. The indicator plate is attached to an outside surface of the housing and defines a receiving hole. The circuit board is attached in the housing. The indicator light is electrically connected to the circuit board. The shading case and the circuit board together encircle the first indicator light. An end of the first shading case abuts the housing and defines a first through hole. The guiding light member is attached between the first through hole and the first receiving hole. Light emitted from the indicator light passes through the through hole to be transmitted to the receiving hole through the guiding light member. | 04-21-2016 |
| 20160181028 | ILLUMINATED KNOB ASSEMBLIES WITH LIGHT-TRANSMISSIVE INDICIA | 06-23-2016 |
| 20190148090 | ACTIVE COVER PLATES | 05-16-2019 |
| 20220136678 | OPTIC FOR TOUCH-SENSITIVE LIGHT EMITTING DIODE SWITCH - An optic assembly for a light emitting diode mounted to a printed circuit board has a primary lens defined by a primary lens anterior surface and an opposed primary lens rear taper with a tip facing the light emitting diode. A secondary lens with a secondary lens anterior surface and an opposed secondary lens posterior surface faces the printed circuit board. The secondary lens defines a central cavity with the primary lens being disposed therein. | 05-05-2022 |
| 362230050 | Pushbutton | 13 |
| 20130088847 | LIGHT-GUIDING SHEET AND MOVABLE CONTACT BODY USING SAME - A light-guiding sheet includes a film-shaped light-transmitting base material, a plurality of light-emitting portions formed on the base material, and a light-transmitting light-guiding layer covering the plurality of light-emitting portions. With this configuration, light enters the light-emitting portion from the base material and the light-guiding layer, thereby increasing an amount of light scattered and reflected by the light-emitting portions. Therefore, a movable contact body using the light-guiding sheet enables bright illumination, thus enabling easy-to-see and easy operation. | 04-11-2013 |
| 20130242530 | STATUS INDICATING DEVICE FOR A POWER NAIL GUN - A status indicating device for a power nail gun includes a trigger adapted to be disposed on a gun body and having at least one transparent portion, and a light emitting module adapted to be disposed between the gun body and the trigger for emitting light through the transparent portion. | 09-19-2013 |
| 20140126177 | CONTROL PANEL INCLUDING A RESISTIVE-TYPE BACKLIT KEY - A control panel including a cover which is provided with at least one tactile pressure detection zone forming a control button, in which a force sensor is arranged between the cover and a support, behind the detection zone, in which a spacer made of elastically compressible material is mounted between the force sensor and the cover so as to take up the mechanical plays between the force sensor and the cover, characterized by the fact that the spacer is at least partially translucent and by the fact that the control panel includes at least one main light source and a light collector which permits injection of the light produced by the said main light source into the thickness of the spacer so that the spacer produces a backlighting beam directed towards a zone to be illuminated of the detection zone. | 05-08-2014 |
| 20140198476 | ILLUMINATION-TYPE PUSH BUTTON DEVICE - An illumination-type push button device including a board for light source, a diffusing lens having a dome shape, a first light source portion and a second light source portion, and a light guide member, where the diffusing lens is configured such that light of the second light source portion enters the diffusing lens from a back surface, and is diffused from a front surface of the diffusing lens, thereby being irradiated to an outside of the device, and the light guide member is configured such that light of the first light source portion enters the light guide member from an incident surface opposed to the first light source portion on the one end side of the light guide member to be guided inside the light guide member, and exits from an outgoing surface on the other end side of the light guide member, thereby being irradiated to the outside. | 07-17-2014 |
| 20150043193 | DISPLAY SWITCH - A display switch includes a holding portion that formed by a light guide member and adapted to hold a held portion, and a display portion that is integrally formed with the holding portion by the light guide member, is embedded in a light shielding portion, and emits light by guiding a light irradiated to the holding portion. | 02-12-2015 |
| 20150062866 | CONTROL PANEL ASSEMBLY AND WASHING MACHINE HAVING THE SAME - A control panel assembly for an appliance includes a control panel; a plurality of light emitting diodes (LED); an LED bracket to accommodate the plurality of LEDs, the LED bracket including a plurality of light guide holes, each of the plurality of light guide holes being configured guide light form one of the plurality of LEDs; and an LED window disposed at a front side of the LED bracket to allow the light emitted from the plurality of LEDs and guided through the plurality of light guide holes to be transmitted to a front of the control panel. Each of the plurality of light guide holes includes a first portion to accommodate one of the plurality of LEDs; and a second portion to guide light emitted from the LED accommodated in the first portion, a cross-sectional area of the first portion decreases and a cross-sectional area of the second portion is increased in an axial direction. | 03-05-2015 |
| 20150116978 | LIGHT-EMITTING BUTTON KEY AND MANUFACTURING METHOD THEREOF - The present invention relates to a light-emitting button key and a manufacturing method thereof. The manufacturing method in which a symbol printed on the button key is lightened when light is emitted from a rear side thereof, includes a pressing step of pressing a metal plate and forming a button body which is opened in one direction; an adhesive coating step of coating an adhesive in the button body; an injection-molding step of injecting a synthetic resin formed of a transparent or semitransparent material into the button body in which an adhesive layer is formed by the adhesive so that a penetration part bonded to the button body through the adhesive layer is injection-molded; and a groove machining step of penetrating the button body and adhesive layer from an outside of the button body and thus forming a light transmission groove corresponding to a character, number or symbol, wherein the light transmission groove formed in the groove machining step is not passed through the penetration part, and the light emitted from the rear side of the button body is radiated to an outside through the penetration part and light transmission groove so as to lighten the character, number or symbol formed in the light transmission groove. | 04-30-2015 |
| 20150336506 | METHOD OF CONTROLLING BUTTON SYMBOL OF INSIDE MIRROR - Disclosed is a method of controlling lights of symbols for a frameless inside mirror that includes operation buttons, symbols and lighting means. The method controls the lights according to a selected symbol light mode. The method may include turning on all of the lights for the symbols in a symbol light on mode when an operation of pushing a symbol light button is recognized in a symbol light off mode, turning off all of the lights for the symbols in the symbol light off mode when an operation of pushing the symbol light button is recognized in the symbol light on mode, and turning on all of the lights for the symbols for a predetermined time period in a symbol light temporary on mode when an operation of pushing any other operation symbol or symbols except those for the symbol light button and the SOS button is recognized in the symbol light off mode. | 11-26-2015 |
| 20150362658 | LIGHTING DEVICE FOR BUTTON OF AUDIO-VISUAL SYSTEM - The present invention relates to a lighting device for a button, in which light incident into a light guide is prevented from leaking to a spacing clearance between a button unit and a light guide by a reflection layer, thereby enabling a lighting through the light guide to shine cleanly and uniformly to the outside. | 12-17-2015 |
| 20160093451 | LIGHTED CIRCUIT BREAKER STATUS INDICATION DEVICE - A lighted circuit breaker status indication device includes a light guide made of one of transparent and translucent material. At least one light source is configured to illuminate the light guide. The light source is coupled to a circuit breaker by at least one electrical contact. A status circuit path of the light circuit breaker status indication device is coupled to the circuit breaker and configured to provide power to the light source when the circuit breaker is both energized and open, and not to provide power to the light source when the circuit breaker is one of not energized and closed. | 03-31-2016 |
| 20160131351 | ELECTRONIC DEVICE HAVING EXPANSION INTERFACE - An electronic device having an expansion interface includes a shell, a button, a circuit board, switch and a voltage adjusting unit. The shell defines a through hole. The button is movably received in the through hole. The button includes a first electroluminescent portion and a second electroluminescent portion. The switch is electrically connected to the circuit board and is activated by the button to control whether to load a same voltage to the first electroluminescent portion and a second electroluminescent portion to drive them to emit light of equal brightness. The voltage adjusting unit changes the voltage loaded to the second electroluminescent portion to drive the second electroluminescent portion to emit light having a different brightness from the light emitted from the first electroluminescent portion when an expansion device is connected to the expansion interface. | 05-12-2016 |
| 20160161105 | OPERATING BUTTON - Disclosed is an operating button, including a light source, a push rod and an operating head. The light source can output light rays. The push rod is provided with a diverging lens and the operating head is provided with a condensing lens. The optical center of the diverging lens, the optical center of the condensing lens and the light source are in the same line. The operating button has only one diverging lens and one condensing lens on the propagation light path of the light rays generated by the light source, and therefore the distance between the light source and the diverging lens can be conveniently adjusted and the brightness of the light rays irradiated by the operating button is improved without causing any light spot. | 06-09-2016 |
| 20170235035 | LIGHT PIPE TEXTURING INTENSITY GRADIENT FOR ELECTRONIC DEVICES | 08-17-2017 |
