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A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
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| Number | Title | Issue Date |
| 7804251 | LED signaling apparatus with infrared emission An infrared signaling apparatus is disclosed, which utilizes high intensity solid state lighting elements, such as light emitting diodes (LEDs) to provide signaling for navigational as well as search/rescue applications employing night vision equipments. ... | 09/28/2010 |
| 7414540 | Computer power indicator circuit In one preferred embodiment, a power indicator circuit for a computer comprises a light-emitting diode (LED) indicating power management states of a computer; a first resister connected between one pole of the LED and a power source; a second resistor connected betw... | 08/19/2008 |
| 7250861 | Crime-prevention lighting device To provide a security lighting apparatus of a kind capable of easily optimizing the timing at which an alert is carried out, when a human body is detected by a human body detector 1 during the time zone determined by a time zone setting device (19), an... | 07/31/2007 |
| 7245224 | Methods and systems for diagnosing projection device failure Projection device failure may be diagnosed by sensing improper operation of projection lamp ignitor circuitry. An ignitor failure indicator may be activated based on a sensed failure in the operation of the lamp ignitor circuitry to prevent incorrect projection lamp... | 07/17/2007 |
| 7238326 | Germicidal treatment system with status indicator There is disclosed a germicidal treatment system having a status indicator. The germicidal treatment system comprises at least one mounting assembly attachable to an outside of a wall of an air handling apparatus. Each of the mounting assemblies includes a germicida... | 07/03/2007 |
| 7218057 | PAPI 1 style B combination lamp bypass and tilt switch and control system A Style B PAPI system comprises a plurality of identical lamp housing assemblies, each with one or more lamps and each housing assembly including: an electronic bypass circuit with first and second oppositely poled SCRs coupled across the terminals of each lamp; a z... | 05/15/2007 |
| 7150047 | Indicator layout on an auto-darkening lens for use in welding An indicator system and method for an auto-darkening lens or other device that is intended to be placed relatively close to the face of a wearer includes one or more indicators adjacent the lens and generally provides the indicators in the peripheral field of view o... | 12/19/2006 |
| 7120560 | Lamp monitoring and control system and method A system and method for remotely monitoring and/or controlling an apparatus and specifically for remotely monitoring and/or controlling street lamps. The lamp monitoring and control system comprises lamp monitoring and control units, each coupled to a respective lam... | 10/10/2006 |
| 7113893 | Lamp monitoring and control unit and method A unit and method for remotely monitoring and/or controlling an apparatus and specifically for remotely monitoring and/or controlling street lamps. The lamp monitoring and control unit comprises a processing and sensing unit for sensing at least one lamp parameter o... | 09/26/2006 |
| 6974225 | Sequence lighting system for footwear A lighting system with plurality of displaying sequences for a footwear comprises a plurality of light emitting sources; a power source for providing power; a switch turning “on” or “off” responsive to motions of the footwear; a key trigger being triggered i... | 12/13/2005 |
| 6967445 | Circuit continuity and function monitor A circuit to monitor electrical continuity through a light bulb when the light bulb is switched off, and to monitor proper functioning of the light bulb when the bulb is switched on. The circuit comprises a LED, a relay and a latching circuit portion, the latching c... | 11/22/2005 |
| 6909248 | Deuterium arc lamp assembly with an elapsed time indicator system and a method thereof A lamp system includes a light source and an elapsed time indicator system which is coupled to the light source. The elapsed time indicator system accumulates a count of elapsed time of operation of the lamp system. The count provides an indication of a life span of... | 06/21/2005 |
| 6897787 | Method and apparatus for composing an illumination pattern A method and apparatus for composing an illumination pattern includes a user interface (102) capable of receiving input commands (106), wherein the input commands (106) are directed to the selection of at least one illumination region (148, 1... | 05/24/2005 |
| 6892168 | Lamp monitoring and control system and method A system and method for remotely monitoring and/or controlling an apparatus and specifically for remotely monitoring and/or controlling street lamps. The lamp monitoring and control system comprises lamp monitoring and control units, each coupled to a respective lam... | 05/10/2005 |
| 6889174 | Remotely controllable distributed device monitoring unit and system A unit and method for remotely monitoring and/or controlling an apparatus and specifically for remotely monitoring and/or controlling street lamps. The lamp monitoring and control unit comprises a processing and sensing unit for sensing at least one lamp parameter o... | 05/03/2005 |
| 6807516 | Lamp monitoring and control system and method A system and method for remotely monitoring and/or controlling an apparatus and specifically for remotely monitoring and/or controlling street lamps. The lamp monitoring and control system comprises lamp monitoring and control units, each coupled to a respective lam... | 10/19/2004 |
| 6803727 | Light system for use especially by operating theatre A lighting system, preferably for use in operating theatres, in which at least one light source is mounted to be movable an adjustable in a single ceiling and/or wall element in the form of a prefabricated module element (4). The light sources in each module ... | 10/12/2004 |
| 6714895 | Lamp monitoring and control unit and method A unit and method for remotely monitoring and/or controlling an apparatus and specifically for remotely monitoring and/or controlling street lamps. The lamp monitoring and control unit comprises a processing and sensing unit for sensing at least one lamp parameter o... | 03/30/2004 |
| 6604062 | Lamp monitoring and control system and method A system and method for remotely monitoring and/or controlling an apparatus and specifically for remotely monitoring and/or controlling street lamps. The lamp monitoring and control system comprises lamp monitoring and control units, each coupled to a res... | 08/05/2003 |
| 6456960 | Lamp monitoring and control unit and method A unit and method for remotely monitoring and/or controlling an apparatus and specifically for remotely monitoring and/or controlling street lamps. The lamp monitoring and control unit comprises a processing and sensing unit for sensing at least one lamp ... | 09/24/2002 |
| 6415245 | Lamp monitoring and control system and method A system and method for remotely monitoring and/or controlling an apparatus and specifically for remotely monitoring and/or controlling street lamps. The lamp monitoring and control system comprises lamp monitoring and control units, each coupled to a res... | 07/02/2002 |
| 6150765 | Flasher with audible indicator A signaling lamp flasher generates audible sound while controlling intermittent contact between a vehicle power source and a signaling lamp. A flash control device generates the intermittent contact, and is preferably an input relay disposed between the p... | 11/21/2000 |
| 6119076 | Lamp monitoring and control unit and method A unit and method for remotely monitoring and/or controlling an apparatus and specifically for remotely monitoring and/or controlling street lamps. The lamp monitoring and control unit comprises a processing and sensing unit for sensing at least one lamp ... | 09/12/2000 |
| 5955844 | Smart logic switching uninterruptible power source An uninterruptible power source for emergency lighting in an AC powered electrical system utilizes X-10 protocol transmitters and receivers for transmitting and receiving data signals over existing wiring to emergency wall switches interposed in the wirin... | 09/21/1999 |
| 5885005 | Bearing device and spindle motor provided with the bearing device A bearing device where a sliding bearing rotatably supporting a shaft is molded with an inexpensive sintered material, three asymmetrical circular arc-shaped radial bearings are formed in the inner peripheral surface of the shaft, taper land-shaped thrust... | 03/23/1999 |
| 5721476 | Control circuit for lamps with a melody output A circuit arrangement for lamps with melody output includes a switch having a common end connected to an AC voltage source and three contact ends, two rectifiers each respectively connected to a contact end of the switch via a connector, a melody circuit ... | 02/24/1998 |
| 5598042 | Moveable desktop load controller A device for controlling power to an electrical load. The device has two components: a portable desktop detector unit and an electrical powerstrip. The desktop detector detects the presence of a human in a room and sends signals to the powerstrip to suppl... | 01/28/1997 |
| 5515028 | Vehicular lamp status display system A lamp-diagnosing system comprising electronic current-indicating apparatus and a dashboard display scheme, for vehicles: The system provides a dashboard display which shows the actions of external signaling lamps and hence their status (monitoring mode).... | 05/07/1996 |
| 5498929 | Vehicle lighting enhancement system An implement lighting system providing enhanced turn signal warning with standard or enhanced tractor turn and warning lighting systems. The implement lighting system includes left and right brake lamps for connecting electrically to the ungrounded sides ... | 03/12/1996 |
| 5489891 | Control means for lighting devices Disclosed is a touch-programmable lighting and security device in the form of a stand lamp which can be programmed to provide illumination by means of an AC bulb or DC bulb in conjunction with parameters including the ambient light level, presence of peop... | 02/06/1996 |
| 5442257 | System for and method of lighting discharge lamp having failure detection of discharge lamp, external wiring and lighting circuit A discharge lamp lighting device comprises a failure diagnostic circuit for diagnosing failure of a discharge lamp and a lighting circuit. The failure diagnostic circuit diagnoses failure of the discharge lamp and an external wiring from the lighting circ... | 08/15/1995 |
| 5401394 | Water treatment system ultraviolet bulb voltage monitor circuit The specification discloses a circuit for monitoring the status of an ultraviolet (UV) light bulb in a water treatment system. The circuit uses either transformers or zener diodes with opto-isolators to monitor the voltage across the bulb. A logic signal ... | 03/28/1995 |
| 5399940 | Lighting indicating device having plural illuminating elements with all such elements being illuminated with one being greater than the others A lighting control device for controlling the state and intensity of a lamp includes a user-actuatable intensity selector for selecting a desired lamp intensity level between minimum and maximum intensity levels. The device further includes a programmable... | 03/21/1995 |
| 5349330 | Touch programmable illumination means Disclosed is a touch-programmable lighting and security device in the form of a stand lamp which can be programmed to provide illumination by means of an AC bulb or DC bulb in conjunction with parameters including the ambient light level, presence of peop... | 09/20/1994 |
| 5030886 | Self-checking circuit arrangement for operation of a searchlight signal The circuit arrangement of this invention includes a signal searchlight wherein the lamp is in an electrical series circuit with interlock contact switches. The switches interlock the display color lens such as yellow and green to control the electrical e... | 07/09/1991 |
| 4728861 | Light control apparatus for a vehicle A light control apparatus for a vehicle is integrated with headlamp driving relays, a light sensor, a lighting switch which selects a manual mode or an automatic mode, and a control unit which controls the relays in accordance with the light sensor output... | 03/01/1988 |
| 4691143 | Circuit status indicating device with improved switch on/off detection capability A circuit status indicating device is used to monitor separate circuits to indicate their on/off status. Each circuit conducts an AC operating signal when switched to "on" status and an AC non-operating signal when switched to "off" status. The AC non-ope... | 09/01/1987 |
| 4656398 | Lighting assembly A lighting assembly including a plurality of housing sections, a series of rib groups arranged circumferentially on the exterior of the housing sections, and a remote control assembly for selectively energizing tri-color diodes embedded in the ribs so tha... | 04/07/1987 |
| 4518237 | Indicator for proper or improper exposure by automatic electronic flash An indicator for proper or improper exposure provided by automatic electronic flash includes a first decision circuit having a first decision level lower than a proper level of exposure, and a second decision circuit having a second decision level higher ... | 05/21/1985 |
| 4484105 | Circuit for selectively exciting one of a pair of light emitting diodes A circuit for selectively lighting one of a pair of light-emitting diodes (LEDs) arranged in a parallel, back-to-back, circuit configuration also known as an anti-parallel circuit configuration. One side of the configuration is connected with ground conne... | 11/20/1984 |
