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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 |
| 5234677 | Enhanced efficacy aluminum chlorhydrate antiperspirant and method of making same Two-thirds to five-sixths basic aluminum chlorides having enhanced antiperspirant efficacy are produced by heating an aqueous solution containing about 40 to about 50 weight percent of the basic aluminum chloride to a temperature of at least about 130 deg... | 08/10/1993 |
| 4929149 | Gas blower A gas blower comprises a generally cylindrical housing containing a generally annular radially symmetric impeller chamber and a generally annular and generally radially symmetric plenum chamber. The housing has a gas inlet opening to the impeller chamber ... | 05/29/1990 |
| 4911004 | Devices and methods for determining axial loads Devices and methods for determining axial loads on a generally cylindrical member include a clamp portion removably attached by clamping to a portion of a generally cylindrical load-bearing member. The clamp portion of the device moves in response to diam... | 03/27/1990 |
| 4906607 | Sensor and method for indicating the presence of a low magnetic field using high critical temperature superconductor ceramic material to absorb electromagnetic energy A sensor and method for indicating the presence of a low magnetic field using high critical temperature superconductor ceramic material is comprised of a sensing element consisting essentially of the high critical temperature superconductor ceramic materi... | 03/06/1990 |
| 4899445 | Hand-Held ratchet tool for moving a pair of jaw members toward and away from each other A hand-held ratchet tool for moving a pair of jaw members toward and away from each other. The tool comprises a first and second elongated handle, each having a first end and a second end. The second end of the first handle is pivotally connected to the s... | 02/13/1990 |
| 4886052 | Emergency medical cervical collar The present invention is an emergency medical cervical collar suitable for land or water rescue operations. The collar more completely immobilizes the cervical portion of the victim's spine, and can be rapidly placed on the victim with minimal disturbance... | 12/12/1989 |
| 4884208 | System for continuously establishing and indicating the location of a movable object A system for continuously establishing and indicating the location of a movable object comprises a first transmitter secured to the object for periodically transmitting, at a first predetermined frequency, first radio frequency signals representative of a... | 11/28/1989 |
| 4881751 | Articulated truck/trailer combination: second cargo unit coupling mechanism In a cargo-carrying vehicle having a power unit, a first cargo-carrying unit releasably affixed to the power unit, the first cargo-carrying unit not being pivotal on the power unit, and a second cargo-carrying unit releasably and pivotally connected to th... | 11/21/1989 |
| 4867686 | Breast cancer detection model and method for using same A model of human female breast for teaching breast examination comprises an opaque, elastomeric membrane simulating skin, a transparent backing member connected to the opaque membrane to define a chamber therebetween, first means simulating adipose tissue... | 09/19/1989 |
| 4864927 | Rotary multicolor printing press In a rotary multicolor printing press for printing on a continuous web and comprising a plurality of printing units, each of which includes a plate cylinder driven by way of a main drive mechanism common to all of the printing units, there is disposed bet... | 09/12/1989 |
| 4857595 | Polymer bound hindered amine light stabilizers Polymer bound hindered amine light stabilizers are prepared by reacting hindered amine light stabilizers containing reactive hydrazide functionalities with anhydride containing polymers or copolymers. The reactions may be carried out in an inert solvent o... | 08/15/1989 |
| 4854342 | Clapper seal for dry pipe valve A clapper seal for a dry pipe valve wherein a disc-shaped, resilient, compressible sealing gasket is secured to the clapper valve body by an annular, metallic washer. The washer is disposed between inner and outer sealing rings or beads formed on the unde... | 08/08/1989 |
| 4854865 | Biocompatible electrode and use in orthodontic electroosteogenesis An improved method of orthondontic electroosteogenesis comprises providing a biocompatible anode having a noble metal portion in engagement with an electrolytic gel portion comprising agarose and an electrolyte, where the anode gel portion is in engagemen... | 08/08/1989 |
| 4852766 | Apparatus for automatically dispensing a liquid into a container including a member for blocking access to the interior of the apparatus An apparatus for automatically dispensing a liquid into a container comprises a housing containing a supply of containers, a source of liquid to be dispensed, and a container well having an opening for receiving and supporting a container during dispensin... | 08/01/1989 |
| 4851972 | Moisture resistant lighting tube A moisture resistant lighting tube comprising a flexible, transparent tube of plastic polymeric material housing miniature lamps within the tube interior. Electrical connectors are encased in a hardened thermoplastic potting compound at each end of the tu... | 07/25/1989 |
| 4848859 | Knockdown cabinet The invention concerns a knockdown cabinet, made from sheet metal material, having sufficient rigidity and strength to be used for storing goods and mounted on a base. The knockdown cabinet has a base and a top defining channels which in the assembled con... | 07/18/1989 |
| 4848855 | Accessory storage device having modular construction An accessory storage device having a modular construction comprising discrete drawer housing units attachable in a horizontal row. Each drawer housing unit contains one or more drawers slidably mounted within and may be hung on a substantially flat vertic... | 07/18/1989 |
| 4841997 | Method for setting hair or fur A method of setting hair or fur comprises applying to the hair or fur a composition for reducing keratin disulfide bonds, allowing the hair or fur to stand in a desired configuration, applying to the hair or fur a composition to set the hair or fur in a d... | 06/27/1989 |
| 4842448 | Method of removing contaminants from contaminated soil in situ A method of removing contaminants from a contaminated soil area in situ comprises the steps of placing a barrier in engagement with the exposed surface of the contaminated soil area, sealing the barrier around the periphery of the contaminated soil area a... | 06/27/1989 |
| 4838177 | Beam-type work station system A work station suitable for mounting electrical and/or communication equipment including a straight, elongate hollow support beam of rectangular cross-section. Hollow support legs mount the beam in a horizontal position above a floor. Support brackets are... | 06/13/1989 |
| 4833173 | Coagulated materials The invention relates to a coagulable composition, to a process for the preparation of a coagulated material by impregnating a textile cloth in an impregnating bath containing the coagulable composition followed by coagulation in a coagulating bath and to... | 05/23/1989 |
| 4832342 | Computerized card shuffling machine A computerized card shuffling machine having major portions of transparent wall making cards being shuffled at all times viewable externally, including an input shoe for holding cards to be shuffled and to be fed to a revolving wheel having a plurality of... | 05/23/1989 |
| 4832442 | Method and apparatus for aerial installation of fiber optic cables A long-distance transmission fiber optic cable system suitable for outdoor aerial installation includes a continuous length of non-metallic messenger cable with an aramid fiber, tension load bearing core and a predetermined tension load bearing strength a... | 05/23/1989 |
| 4830029 | Method of and apparatus for styling hair Hair of a head of hair is styled by means of apparatus (10) comprising a wire (13) formed into a loop (19) end portions (17) of which are secured to an end portion of a tape (11). An end portion of the tape (11) remote from the loop (19) is formed into a ... | 05/16/1989 |
| 4828783 | Process and apparatus for producing hollow bodies from thermoplastic material In the production of hollow bodies from oriented thermoplastic material, a cylindrical portion of a heated hollow preform is stretched, with a simultaneous reduction in the wall thickness thereof, at a starting temperature below the vitreous transition te... | 05/09/1989 |
| 4824884 | Cyclic anhydride derivatives of hydrazide functionalized hindered amine light stabilizers Amic acids, cyclic imides and mixtures thereof which contain both diacyl hydrazide functionalities and hindered amine functionalities are prepared by reacting non-halogenated cyclic anhydrides with hindered amine light stabilizers containing reactive hydr... | 04/25/1989 |
| 4822883 | Peroxide free radical initiators containing hindered amine light stabilizer groups Compounds which contain peroxide linkages and the radical of a hindered amine light stabilizer group are provided. These compounds function as polymerization initiators which cause the hindered amine stabilizer to be chemically bound to the polymer.... | 04/18/1989 |
| 4767149 | Pickup truck bed liner The present invention is directed to a truck bed liner having a front end and a rear end, the liner comprising a floor, opposed side walls having side edges joining the floor, a front wall having side edges joining the side walls and a lower edge joining ... | 08/30/1988 |
| 4766677 | Method and apparatus for vapor phase soldering A system is provided for vapor phase soldering of articles, in a hot vapor, in which the articles are preheated prior to being delivered to a vapor zone, to raise the temperature of the wires or other contact points that are to be soldered together, to be... | 08/30/1988 |
| 4759981 | Welding backup tape assembly A welding backup tape assembly includes a flexible, elongated, heat resistant ribbon, such as a metal foil strip, with a flexible, elongated, heat resistant, fibrous rope having a flexible reinforcing core, preferably metallic, attached to one major side ... | 07/26/1988 |
| 4758234 | High viscosity fluid delivery system A carpule system for the microadministration of viscous fluid including a carpule syringe comprising a stainless steel delivery needle having an interior diameter in the range of from about 0.004 inches to about 0.007 inches and a generally cylindrical fl... | 07/19/1988 |
| 4755267 | Methods and apparatus for protecting metal structures Corrosion prevention methods and apparatus are disclosed for protecting a metal structure immersed in a corroding electrolyte wherein a continuously applied filtered direct current is passed therethrough. A reference electrode or cell, preferably one, is ... | 07/05/1988 |
| 4755331 | Evaporative heat exchanger with elliptical tube coil assembly The present invention relates to a coil assembly for use in an evaporative parallel flow or counterflow heat exchanger wherein the heat exchanger comprises a conduit oriented in a vertical direction through which external heat exchange fluids flow in a ge... | 07/05/1988 |
| 4755195 | Method of continuously degassifying water A method of continuously degassifying water includes the steps of continuously introducing helium gas into a vessel forming a substantially vertically disposed chamber therewithin at an upper portion thereof; continuously directing upwardly a spray of fin... | 07/05/1988 |
| 4750743 | Playing card dispenser A dispenser for playing cards includes a shoe adapted to contain stacked playing cards and dispense a single card at a time. The shoe includes a front wall adapted to conceal the leading card of the stack. A slot sized to permit a playing card to pass thr... | 06/14/1988 |
| 4744451 | Successive component delivery chute A successive component delivery chute comprises a slanted slide with a stepped section and a pair of stoppers provided along said section which are adapted to come into and out of the way of components to be delivered in a predetermined sequence to delive... | 05/17/1988 |
| 4744780 | Adapter block An adapter for interconnecting hollow toy building blocks having a generally cylindrical primary projection extending outwardly therefrom comprises a housing which is generally square in cross section, having two interconnected pairs of generally parallel... | 05/17/1988 |
| 4733464 | Cable connectors The present invention provides a connector for terminating and connecting a portion of a cable. The connector is used with a cable having a core comprising synthetic filaments, a polymeric sheath covering the core, an inner sheath comprising braided metal... | 03/29/1988 |
| 4731943 | Plant maintenance apparatus This invention relates to an apparatus to assist in the proper maintenance of a plant which comprises a stake for insertion into a first container containing a plant, the first container being inserted into a second container; a flexible connecting means ... | 03/22/1988 |
| 4728524 | Restructured meat products and methods of making same Restructured meat products are prepared from meat parts which are preferably fresh and without the addition of salt, phosphates and/or enzymes before or during the restructuring process. The process comprises slicing the meat parts, preferably across the ... | 03/01/1988 |
