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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 |
| D598603 | Festoon lamp holder | 08/18/2009 |
| D581539 | Orthopedic splint | 11/25/2008 |
| 7281277 | Foot operated toilet seat lifter A pedal actuated seat lifter has a mounting plate fastened between a toilet bowl and its seat using existing bolts holding the seat in place. A floor pedal transmits lifting force through a chain or the like to a lever and lifting arm hinged to the mounting plate. T... | 10/16/2007 |
| 6923457 | Hand truck convertible between forward and sideways displacement A hand truck convertible between forward and sideways displacement has wheels individually disengageable from the hand truck frame for mounting to the frame in either a mutually parallel wheel position or a mutually in-line wheel position transverse to the parallel ... | 08/02/2005 |
| 6871784 | Security in mag-stripe card transactions Security of transactions based on electronically readable cards is enhanced by encoding the card with data representative of particulate microstructure of the card's magnetic stripe as well as biometric data corresponding to the authorized card user. Optionally, the... | 03/29/2005 |
| 6752965 | Self resealing elastomeric closure A closure for containers has a septum of elastomeric material which is self-resealing when punctured by a blunt ended tubular implement to access to the contents of the container. In one application the elastomeric closure is incorporated in a cap for a bottle or vi... | 06/22/2004 |
| 6705815 | Self-feeder for the handicapped A feeding device for use by persons with limited or no use of their arms, wherein a spoon is mounted on supporting and counterbalancing levers and is associated with a mouth-piece in such a manner that the user can manipulate the spoon to lift food from a dish, can ... | 03/16/2004 |
| 6681974 | Fanny pack with inflatable lumbar support A fanny pack of the type worn around a person's waist as a carrying bag has an inflatable air bladder and a hand operated air pump for inflating the air bladder to provide a lumbar support when the fanny pack is worn over the lower back of a seated person... | 01/27/2004 |
| 6591716 | Universal tool for detaching and retrieving overhead mounted smoke and heat detectors A tool for removing overhead mounted smoke and heat detectors by an operator standing on the ground. The tool has a tool head supported on an extension handle for elevating the tool head into proximity to the detector unit. A number of grip elements on th... | 07/15/2003 |
| 6586078 | High pressure lamination of electronic cards Plastic cards with included electronic elements are made by laminating a carrier sheet bearing multiple electronic elements between top and bottom plastic sheets. The laminated composite is die cut into separate cards. Prior to lamination the carrier shee... | 07/01/2003 |
| 6565234 | Counter light fixture A halogen light fixture for mounting under a cabinet and over a counter surface, as in a kitchen, has a housing of continuous cross section between opposite end caps adaptable to fixtures of varying lengths, a rapidly accessible wiring compartment by tool... | 05/20/2003 |
| 6512485 | Multi-band antenna for bundled broadband satellite internet access and DBS television service A multi-band reflector antenna has a main reflector defining a prime focus and a frequency selective surface (FSS) sub-reflector defining an image focus. One or more transmitter or receiver feeds are provided at each of the prime focus and image focus. In... | 01/28/2003 |
| 6418585 | Powered mop adaptable for electro-mechanical operation An improved mopping device which may be adapted for manual or electro-mechanical operation, comprising a plastic plate the underside of which is provided with a sponge, the plate having a pair of parallel spaced apart grooves about each of which a part of... | 07/16/2002 |
| 6408803 | Liquid cooling system and retrofit for horizontally opposed air cooled piston aircraft engines A cooling system for conversion of air cooled aircraft engines to liquid cooling, including replacement cylinders, light weight, flex tolerant coolant manifolds and cooling system instrumentation for monitoring coolant temperature and pressure. The replac... | 06/25/2002 |
| 6317027 | Auto-tunning scanning proximity reader A proximity reader for a radio frequency identification (RFID) system is programmed for determining and storing optimum antenna impedance values to achieve peak antenna resonance at each of multiple operating frequencies. Antenna resonance is peaked at po... | 11/13/2001 |
| 6269563 | Perpetual calendar A perpetual calendar has a free standing or wall hung structure supporting an anchor point and a number of concealed magnets. A pointer magnet is attached by a line to the anchor point. Attraction between the pointer magnet and a selected one of the conce... | 08/07/2001 |
| 6271629 | Modular system for movie set lighting Film set lighting requirements can be met with a relatively small number of lamp head modules which are assembled to any of several different reflectors to make up combinations of lighting fixtures as the need arises. The lamp head module has integral ult... | 08/07/2001 |
| 6261253 | Deformable orthosis Hand, knee and elbow orthosis each have a deformable semi-rigid stiffener having two end plates joined by a narrow midportion and contained between thin foam sheets to make an insert. A finger separator may be attached and adjustably positioned on the han... | 07/17/2001 |
| 6248199 | Method for the continuous fabrication of access control and identification cards with embedded electronics or other elements Cards, labels and the like containing embedded microcircuits or other elements are fabricated in a continuous process by introducing microcircuits between ribbons of extruded material, pressing the ribbons into adhesion with each other while in a plastic ... | 06/19/2001 |
| 6245034 | Adjustable resistance orthopedic splint An adjustable resistance orthopedic splint has two arms hinged to each other, each arm having two parallel spaced apart tubular segments joined by an application pad. A cable stretched between the arms is contained in the tubular segments and partially wr... | 06/12/2001 |
| 6175189 | Floating reference fault protection circuit for arc discharge lamp ballast A fault protection circuit for fluorescent lamp ballasts cuts off ballast power to the lamp in response to fast rise-time changes but not slower changes in either current output or voltage output of the ballast. The fault protection circuit is compatible ... | 01/16/2001 |
| 6150948 | Low-power radio frequency identification reader Practical battery operation of radio-frequency proximity readers is made possible by monitoring activity in the RFID reader's sensing field with a secondary detector such as a passive infrared detector, and powering up the RFID reader only upon detection ... | 11/21/2000 |
| 6136060 | Low cost high speed titanium and its alloy production A method for refining a titanium metal containing ore such as rutile or illmenite or mixtures to produce titanium ingots or titanium alloys and compounds of titanium involves production of titanium tetrachloride as a molten slag, by processing the ore in ... | 10/24/2000 |
| 6113189 | Reclining seat back attachment for wheelchair A reclining seat back replaces a canvas seat back in a wheelchair frame. The reclining back has left and right brackets which attach to existing upright back supports of the wheelchair frame. A reclining back pivoted to the brackets is adjustable to a des... | 09/05/2000 |
| 6099196 | Taper lock rebar splice joint A splice for concrete reinforcement bars includes two diametrically opposed half-shells spanning the aligned ends of the rebars. The half-shells interlock with upset bar ends to hold the bars together. An internally tapered sleeve is forced axially over t... | 08/08/2000 |
| 6073290 | Air mattress and method of making same A one piece air mattress suitable for use in health care settings to aid in prevention of bed sores has air cells permanently attached to a common base sheet along a base perimeter of each cell. The air cells and base sheet are of flexible radio frequency... | 06/13/2000 |
| 6054099 | Urine specimen container A container for liquid medical specimens such as urine specimens includes a container with a wide mouth opening for facilitating deposition of a urine sample, a removable cap for closing the mouth opening and an impermeable sheet liner under the cap for m... | 04/25/2000 |
| 6030582 | Self-resealing, puncturable container cap A self-resealing container cap configured to make a closing engagement with a container and a septum of elastomeric material supported in an opening defined by the cap periphery. The septum is puncturable by a blunt tip of an instrument such as a disposab... | 02/29/2000 |
| 6024714 | Deformable orthosis Hand, knee and elbow orthosis each have a deformable semi-rigid stiffener having two end plates joined by a narrow midportion and contained between thin foam sheets to make an insert. A launderable cover of terry cloth fabric with permanently attached str... | 02/15/2000 |
| 6015230 | Method and apparatus for testing heat detectors A method and kit of parts for testing heat detectors mounted at an elevated location above a ground surface using a supercorrosive metal alloy composition formulated to react exothermically but non-flammably upon being wetted for sustaining temperatures o... | 01/18/2000 |
| 5991949 | Hoseless air bed An inflatable mattress for clinical bed use has a base pad including two sheets joined to define one or more narrow air conduits extending along the pad. A body supporting surface is provided by individually detachable inflatable elements covering the bas... | 11/30/1999 |
| 5975349 | Microscope slide dispensers The invention provides a container for microscope slides incorporating an ejection device. In each of three disclosed embodiments the slides are ejected through an exit slot by manual actuation of an ejector so as to engage a rear of an end slide in a sta... | 11/02/1999 |
| 5974064 | Temperature compensation of laser diodes A temperature compensated laser diode transmitter circuit includes a laser diode, a driver circuit for supplying an a.c. drive current to the laser diode, a thermistor arranged to thermally sense the laser diode, a current source having a first and a seco... | 10/26/1999 |
| 5967691 | Quick connect rebar splice A quick-connect splice joint for concrete reinforcement bars. Two diametrically opposed semi-cylindrical shells span the adjacent bar ends. The two shells are held against axial displacement by mating to raised features such as ridges or threads on the ba... | 10/19/1999 |
| 5957474 | Wheelchair for large individuals A wheelchair for large individuals includes front casters mounted substantially forward of the user's center of gravity. Front caster and rear wheels are mounted on the same rigid member. The rigid member is pivotally attached to the rear of the frame whi... | 09/28/1999 |
| 5959188 | Method and apparatus for testing of carbon monoxide detectors A method for operationally testing a wall mounted electronic carbon monoxide detector by temporarily hanging a test enclosure over the installed carbon monoxide detector so as to define a closed space between the test enclosure and the wall surface, and i... | 09/28/1999 |
| 5873847 | Articulated splints and goniometric hinge for the same An orthopedic splint has two end plates connected to an intermediate hinge which flexes in a plane transverse to the plates and attaches to a limb in a less obtrusive position behind the joint rather than on opposite sides of the joint. The hinge has cont... | 02/23/1999 |
| 5857295 | Adjustable roof tie An adjustable tie includes a rafter holder with a partially raised bottom surface, an angular plate, and hinge means between them. The holder and angular plate are rotatable about the longitudinal axis of the hinge.... | 01/12/1999 |
| 5823074 | Open head foster-style back-up tong An open-head Foster style backup tong has a number of pivoting jaws in mesh with a ring gear. A gap in the ring gear admits tubing into the center of the ring gear, where the tubing is gripped by the jaws when the ring gear is turned. The tong housing is ... | 10/20/1998 |
| 5819631 | Synthetic foam surface contouring machine A foam contouring machine has first and second rollers mounted to a machine frame for rotation about mutually parallel axes. The first and second rollers have different diameters and define between them a nip. A cutting edge is mounted for cutting foam ma... | 10/13/1998 |
