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| Number | Title | Issue Date |
| 4849177 | Reagent pack and carousel A multiple dose reagent pack and corresponding carousel for an automated analyzer are disclosed. The reagent pack contains a plurality of vial-receiving wells which receive and hold a plurality of reagent-containing vials to form a unitary reagent pack. T... | 07/18/1989 |
| 4605883 | Motor speed control circuit A motor speed control circuit for closed loop control of an electric motor of a household electric appliance is disclosed herein. The motor speed control circuit includes a coil adapted to be placed in proximity with a fan connected to an electric motor a... | 08/12/1986 |
| 4594801 | Travel iron with pivotable handle A travel iron having a handle which pivots sideways between an upright "use" position and a flat "storage" position wherein the handle is pivotally mounted on the main body portion of the iron at its rear end only and wherein cam ramp and pin means provid... | 06/17/1986 |
| 4586277 | Steam iron with pressure equalization apparatus A steam iron has a water storage tank, an evaporation chamber to provide steam for ironing, and a drip valve for regulating the flow of water from the tank into the evaporation chamber. A pressure chamber in the tank is connected to the evaporation chambe... | 05/06/1986 |
| 4585922 | Blanket wire cord connector module An electric blanket having a terminal block for connecting the tortuous flexible heating element of the blanket to a detachable power cord with the terminal block being mounted by means of flexible tabs positioned on strain relief members, the tabs being ... | 04/29/1986 |
| 4568193 | Intermittent low speed control for motor operated appliance A food preparation appliance including a housing, an electric motor supported in said housing and adapted to receive alternating current. A tachometer senses rotation of said electric motor and feeds a tachometer signal to a frequency to voltage converter... | 02/04/1986 |
| 4550358 | Protective circuit for portable electric appliances A non-resettable water actuated circuit interrupting means for use with a portable electric appliance such as a hair dryer to provide protection for the user against injury in the event that the appliance is accidentally dropped in water or otherwise deve... | 10/29/1985 |
| 4547658 | Multiple heat fusing wire circuit for underblankets A heating cable for use with an electric underblanket the cable being of the type in which a sensor wire is employed coextensive with a heater wire and separated by a layer of meltable insulating material so that overheat conditions are sensed by contact ... | 10/15/1985 |
| 4528101 | Method of separating acid from salt by adsorption with recycling A process for the separation of a mineral acid from a common ion salt comprises a step of flowing a quantity of the mineral acid and salt in aqueous solution onto a strong base common ion form anion exchange resin bed whereon the mineral acid is retarded ... | 07/09/1985 |
| 4472622 | Apparatus for thermal treatment of semiconductors In an apparatus for thermal treatment of semiconductors in a treating gas, a treating tube has a heating portion, an extending portion, and a sealing portion, and convection-preventing plates are disposed within a treating tube, between one end of the hea... | 09/18/1984 |
| 4462811 | Process and apparatus for removing hydrocarbons from air-hydrocarbon vapor mixtures Apparatus for recovering hydrocarbons from an air-hydrocarbon vapor mixture of the type including a pair of alternatively used carbon bed adsorbers which are used to remove hydrocarbon vapors from the mixture and which are desorbed of hydrocarbons by subj... | 07/31/1984 |
| 4462694 | Agitator assembly for use in blender appliance An agitator assembly for a blender appliance including a diaphragm closure for the bottom opening in a blender vessel with a pair of spaced bearings supported on said diaphragm and a two-piece shaft assembly to interconnect the motor drive and the comminu... | 07/31/1984 |
| 4444708 | Flexible production of heating elements A flexible heating element comprises at least two flexible electrical conductors spaced apart by a PTC material, an amorphous highly conductive rubber compatible with the PTC material and adhered to each conductor being interposed between the PTC material... | 04/24/1984 |
| 4436986 | Electric blanket safety circuit A safety circuit for deenergizing an electric blanket of the type utilizing a positive coefficient resistance material as the heating element positioned between a pair of spaced conductor wires. The circuit includes one or more gas tubes with parallel res... | 03/13/1984 |
| 4426777 | Electric dry shaver An electric dry shaver having a movable long hair clipper which is slidable from a retracted position within the shaver housing to an extended position in which the clipping teeth of the clipper are exposed. The clipper includes a relatively fixed blade o... | 01/24/1984 |
| 4398364 | Steam iron A lightweight pressing and steaming iron having a soleplate with a heating element and steam passages in communication with steam ports including a first plastic housing member mounted on the soleplate and defining the bottom wall of a water reservoir and... | 08/16/1983 |
| 4389772 | Electric dry shaver An electric dry shaver having a movable long hair clipper which is slidable from a retracted position within the shaver housing to an extended position in which the clipping teeth of the clipper are exposed. The clipper includes a relatively fixed blade o... | 06/28/1983 |
| 4369031 | Gas control system for chemical vapor deposition system A gas flow control system in which several constituent gases are mixed and the mixture delivered through controlled injectors to a processing zone. Mass flow controllers control the injector flows with one of the controllers being a master and the other b... | 01/18/1983 |
| 4368379 | Toaster having toasting control for convenience foods An electric toaster is provided which may be used for either bread slices or convenience foods. A first control lever for varying the setting of the control means of the toaster is employed to provide for light and dark toasted bread. A second control lev... | 01/11/1983 |
| 4367866 | Furnace adapted to contain molten metal A furnace to contain molten zinc, molten aluminum, or other molten metal has an outer vessel, an inner vessel, and particulate matter packed therebetween so as to enable the inner vessel to be lifted readily from the outer vessel. Electrical conductors ar... | 01/11/1983 |
| 4366679 | Evaporator plate for ice cube making apparatus An ice cube making machine having an evaporator plate on which ice is to be made in a vertical plane, the plate having a cube forming lattice structure on one side thereof and an evaporator coil with the inlet and outlet for fluid refrigerant being dispos... | 01/04/1983 |
| 4349758 | Modular hand mixer A modulator motor and drive unit for use in an electrical device, such as a hand food mixer, wherein the motor is characterized by a low-cost speed control which is capable of providing a large number of discrete motor speeds. The speed control, rather th... | 09/14/1982 |
| 4348584 | Flexible heating elements and processes for the production thereof A flexible heating element comprises at least two flexible electrical conductors spaced apart by a PTC material, an amorphous highly conductive rubber compatible with the PTC material and adhered to each conductor being interposed between the PTC material... | 09/07/1982 |
| 4341087 | Automatic ice cube making apparatus Ice cube making apparatus of the type having a vertically disposed evaporator plate with a lattice structure on side thereof in which cubes are formed as water runs down the plate. The ice making cycle is controlled by a timer which is actuated by a press... | 07/27/1982 |
| 4309597 | Blanket wire utilizing positive temperature coefficient resistance heater A heating element for use in an electric blanket or the like including conductors spaced apart in a positive temperature coefficient (PTC) material which serves as a self-limiting heater. The conductors are separated by a spacer which prevents the conduct... | 01/05/1982 |
| 4309596 | Flexible self-limiting heating cable A heating cable having spaced helically wound conductor wires separated by a layer of positive temperature coefficient material which functions as a self-limiting heating element. At least one of the conductor wires is helically disposed on a stranded cor... | 01/05/1982 |
| 4309595 | Hair dryer A hand held hair dryer housing with a relatively small open end and a relatively large opposite open end, heater means, and a reversible motor-driven fan for selectively providing either a concentrated or a diffused flow of heated air through said small o... | 01/05/1982 |
| 4287673 | Hair dryer diffuser A diffuser attachment which is telescopically assembled to the air outlet end of a hand-held hair dryer and which is characterized by a forwardly flared body portion and by a diffuser plate concentrically mounted within the flared body portion and having ... | 09/08/1981 |
| 4233733 | Electric shaver A shaver includes a housing and a shaving head detachably secured to the housing. A modular cutting assembly is detachably mounted in the shaving head and includes a plurality of blades that are reciprocated within the head for cutting hair. The blades ar... | 11/18/1980 |
| 4209968 | Clock chime with shutoff In a clock having a synchronous motor and a chime that is struck once evey half hour by a biased hammer assembly that is prevented from striking the chime except when a tab on the hammer falls into a notch on a wheel driven by the minute shaft, a chime sh... | 07/01/1980 |
| 4198556 | Hair dryer A hair-drying appliance having a cylindrical housing and a handle rotatably mounted at one end thereof for movement between a first position generally perpendicular to the housing and a second position in longitudinal alignment with the housing. A single ... | 04/15/1980 |
| 4198558 | Hair dryer A combination hair drying appliance which can be used either as a gun-type hair blower/dryer or an in-line hair styler/dryer. The two separate uses are created by two separate mechanical configurations of the appliance, each configuration established when... | 04/15/1980 |
| 4198557 | Control switch for hair dryer A hair drying appliance having a cylindrical housing and a handle rotatably mounted at one end for movement between a pistol-grip position and a position in alignment with the housing. The housing has two air outlets with heated air being directed through... | 04/15/1980 |
| 4195560 | Electric crepe maker An electric crepe maker having a base and a separate skillet-like crepe-making-pan. The base has a heating plate with a configuration which is complementary to the inner surface of the pan whereby the pan is adapted to be supported thereon in an inverted ... | 04/01/1980 |
| 4187412 | Automatic control for electric heating device An automatic control for egg cookers, baby bottle warmer, etc. is designed around a conventional slide switch of the type normally biased to the open position. Manually actuated means are provided to move the slide switch to its ON position, whereupon a m... | 02/05/1980 |
| 4176971 | Multi-purpose kitchen appliance A multi-purpose kitchen appliance having two pairs of output spindles with each pair being driven at different preselected speeds, one pair of said spindles having dough hook receiving bores and the other pair having mixing beater receiving bores, a turnt... | 12/04/1979 |
| 4173179 | Cooking assembly A cooking assembly includes a heating plate and two identical outer plates each fabricated of heat conductive material and each including a handle. The outer plates and the heating plate each include a hinge to allow the outer plates to be coupled to oppo... | 11/06/1979 |
| 4108420 | Adjustable gas flow control valve A gas flow control valve having the means of adjusting the tension of the spring to the plunger through which the electromagnetic actuating coil moves the plunger from the valve seat in proportion to the required flow by an externally accessible adjustmen... | 08/22/1978 |
| 4107509 | Apparatus for treating body members with heat and moisture Apparatus for treating portions of the arms or legs of a human body with heat and moisture by means of a moisture-resistant heating pad retained in a cylindrical configuration by means of a fabric enclosure having means to receive the heating pad and reta... | 08/15/1978 |
| 4095751 | Slicing and shredding apparatus An appliance for slicing and shredding vegetables, fruits, cheeses and other food products having an improved safety interlock wherein the cover for the receptacle in which the slicing and shredding is performed includes means for completing the mechanica... | 06/20/1978 |
