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| Number | Title | Issue Date |
| 4335975 | Method and apparatus for plastifying and tearing up of damaged roadsurfaces and covers In a method for resurfacing a road, the road surface is first plastified and broken-up by first and second separable devices. The broken-up material is immediately distributed on the road surface by the second device, whereby the broken-up material is sim... | 06/22/1982 |
| 4327129 | Method of making laser beam optical decoupling element for an astable laser resonator The present optical element for an astable laser resonator includes a subate of a material which is transparent to the respective laser radiation. In manufacturing the present optical element the substrate is ground and polished on both surfaces and a te... | 04/27/1982 |
| 4250219 | Lacquer coating, especially on metal surfaces This protective coating, especially for aircraft bodies and the like, has one or more primer layers and one or more top coat layers, as well as an intermediate layer which is easily dissolved. The intermediate layer protects the primer when the top coat i... | 02/10/1981 |
| 4247497 | Method for producing a mat especially in the manufacture of particle boards The production of a mat of wood chips and/or fibers, hereafter called wood particles, by a spreading station and a weighing device, is controlled in a closed loop circuit for uniformity, directly during the spreading of the wood particles. Several spreadi... | 01/27/1981 |
| 4244708 | Method and apparatus for separating components from a flowing medium by means of centrifugal force A method and apparatus are disclosed for separating components from a flog medium by means of centrifugal force. The flowing medium travels through two stages. In the first stage a spin is generated and in the second stage the actual material separation ... | 01/13/1981 |
| 4231366 | Blood flow monitoring and control apparatus The present blood flow monitoring and control apparatus is especially use in connection with the so-called single needle technique, for example, for treatments such as dialysis, perfusion, or diafiltration. The blood pressure control is accomplished by a... | 11/04/1980 |
| 4190078 | Apparatus for converting of spin flow energy into pressure energy The present apparatus is constructed to convert or reconvert spin flow energy into pressure energy. For this purpose a conduit forms a chamber intermediate the ends of the conduit. The chamber and a flow control member operatively supported in the chamber... | 02/26/1980 |
| 4182597 | Helicopter rotor head The present rotor head for a helicopter is free of flapping hinges and free of drag or lagging hinges. The rotor blades or wings are connected to the rotor head by a plurality of connecting plates which are flexible to bending moments. These plates are in... | 01/08/1980 |
| 4172390 | Lever for memory fine tuning arrangements for turret type television tuner In a pivotally mounted member of the memory fine tuning arrangement for a turret type television tuner, a pivotally moved lever plate provided integrally with a pivotal shaft having head portion, neck portion and body portion, is pivotally mounted on a fr... | 10/30/1979 |
| 4171611 | Vehicular gas turbine system This invention relates to a gas turbine system having a gas generator, a power turbine, and a pump driven by said gas generator to provide bearing areas of especially the power turbine with lubricant.... | 10/23/1979 |
| 4167229 | Screw strip and method for forming the same A screw strip for holding a row of parallel screws is formed of a flexible plastic material with sleeves which either only partially surround the screws, or have different wall thicknesses on different sides of the screws. The ribs interconnecting the sle... | 09/11/1979 |
| 4164994 | Hydraulic eddy brake A hydraulic eddy brake has a rotor and a stator both forming an eddy chamber. Liquid supply conduits lead to the center of the eddy chamber. The rotor shaft is sealed relative to the housing formed by the stator. The sealing is accomplished by noncontacti... | 08/21/1979 |
| 4163479 | Noise absorbing device The present noise absorbing or damping devices are shaped as funnels or horns of various configurations which may be coiled, spiraled, rolled and/or bent or twisted. The open funnel mouth of each funnel faces toward the source of the noise. The volume con... | 08/07/1979 |
| 4161191 | Adaptor for connection to a faucet An adapter for connection to a liquid faucet comprises an inlet member, a coaxial outlet member, and a valve device which is rotatable relative to the outlet member about an axis common to the inlet and outlet members. The inlet member is connectable to t... | 07/17/1979 |
| 4159427 | Apparatus for utilizing natural energies This apparatus stores natural energies available on and/or under the surf of the world's oceans. Such energies include solar energy, wave energy, wind energy, as well as energy stored in the heat of the sea water. The energy extracting and storing equipm... | 06/26/1979 |
| 4156422 | Apparatus for treating hydrocephaly An apparatus for treating hydrocephaly has one housing which contains subcutaneously immplantable components for the measuring and controlling of fluid pressure. A second housing adapted to cooperate with the components in the first mentioned housing, con... | 05/29/1979 |
| 4156811 | Method and apparatus for separating isotopes from a gas by means of a laser Isotopes are separated from a gas mixture by accelerating the gas mixture containing the isotopes to ultrasonic speeds sufficient to bring the gas temperature to 150° K or less. Simultaneously, the gas is subject to a pressure well above the vapor pressu... | 05/29/1979 |
| 4154539 | Shot peening machine with mixer A suspension of solid particles in a liquid is produced and maintained by riodically moving agitating elements up and down in an elongated, flat bottom container. The agitating elements may, for example, be baffle plates, grids or the like, which are move... | 05/15/1979 |
| 4151634 | Plate connector for conveyor belts and method for securing such plate connector to conveyor belts Plate connectors are secured to the free ends of belts, such as conveyor belts, by means of staples, the protruding ends of which are bent over. Preferably, there are recesses at least in one outer surface of the plate connector. The bent over ends of the... | 05/01/1979 |
| 4149612 | Noise reducing resonator apparatus The present noise reducing apparatus includes resonators which have a small and variable volume as well as a high admittance. For this purpose the resonators constitute vibrating systems having at least one volume wherein the pressure is reduced below atm... | 04/17/1979 |
| 4146212 | Metal railing A metal railing comprises railing sections. Each railing section has an upper hollow handrail, and a lower hollow girder. A center post joins the handrail and the lower girder, and a plurality of filler posts extend between and into the upper handrail and... | 03/27/1979 |
| 4144676 | Machine tool having frame mounted head and tail stocks The present machine tool comprises a grinding wheel rotatably mounted on a machine bed. A feed advance is movably mounted on the bed, and carries a vertical frame. Head and tail stocks are mounted in the vertical arms of the frame, for supporting a work p... | 03/20/1979 |
| 4144578 | Method and apparatus for monitoring and/or correcting of a physical characteristic A method and apparatus for deriving mean value signals is disclosed, wherein input signals are compared with signals stored in a first storage device to produce difference signals. These difference signals are added to the signals stored in the first stor... | 03/13/1979 |
| 4143724 | Electronic weighing apparatus An electronic weighing apparatus, is provided with a load cell which is responsive to the weight of an article being weighed. A preamplifier amplifies the analog output signal from the load cell which is representative of the weight of the article, by a p... | 03/13/1979 |
| 4141836 | Dialyser cartridge and method for its manufacture A dialyser with a housing includes a pair of inflow and outflow pipes for ood and dialysis solution, and a tubular ring body formed from a plurality of hollow filaments joined to one another at their ends and positioned in the housing such that one pair o... | 02/27/1979 |
| 4137618 | Friction bearing and method of making such a bearing Spherical friction or sliding bearings are produced by first making a laminate from a layer of a thermosetting resin and a layer of material having a low friction coefficient. The thermosetting resin is used to impregnate a first web or fabric. The low fr... | 02/06/1979 |
| 4137978 | Electronic weighing apparatus An electronic weighing apparatus includes a scale mechanism having a weighing plate for placing thereon an article to be weighed in a package the latter constitutes a tare weight. A slit plate is movably associated with the weight of said article on said ... | 02/06/1979 |
| 4135767 | Apparatus for dehumidifying solids being transported by a flowing gas A drying apparatus for solid materials such as granulated plastics materials comprise a plurality of conveying channels which are arranged in a stack in which the air travels from the bottom of the stack to the top of the stack. Each conveying channel is ... | 01/23/1979 |
| 4134314 | Method for truing railroad car wheels Track wheels such as railroad wheels are trued or reprofiled by first turning or cutting over only a portion of the tread surface width of each wheel of a set, whereby the cutting depth for this initial turning is smaller than the cutting depth required f... | 01/16/1979 |
| 4133157 | Damper for sound conducted in solids A damper for sound conducted or propagating in solids is constructed to ecially damp oscillations or vibrations of the bending type particularly in plates, housings, girders, rails, rods, etc. The damper is connected to the structural member to be damped... | 01/09/1979 |
| 4132825 | Composite structural member, especially for dynamic loads A composite structural member is constructed to take up dynamic loads. A force transmitting element is glued to a force applying element and to a force take-up element to form the composite member. The force transmitting element is a molded blank of cellu... | 01/02/1979 |
| 4131482 | Continuously operating sugar centrifuge A continuously operating sugar centrifuge has a centrifugal basket with three stages including a preseparating stage, an intermediate meshing-in and washing stage, and a separating stage proper. The intermediate stage has three zones, namely a first zone ... | 12/26/1978 |
| 4128920 | Magnetic closure device The present magnetic closure device has one or more holding members and one or more closure members, each with a surface configuration providing an increased frictional force, when two matching surface configurations cooperate. One member is made of perma... | 12/12/1978 |
| 4129398 | Method and apparatus for plastifying and tearing up of damaged road-surfaces and covers In a method and apparatus for resurfacing a road, the road surface is first plastified and broken-up by first and second separable devices. The broken-up material is immediately distributed on the road surface by the second device, whereby the broken-up m... | 12/12/1978 |
| 4128821 | Turret type television tuner The present turret type television tuner comprises a U-shaped chassis having first and second end walls joined by a side wall. A main channel selecting shaft is supported in said end walls. A toothed index wheel is mounted on the selector shaft adjacent t... | 12/05/1978 |
| 4128756 | Count control apparatus A count control apparatus for controlling a photocopying machine is constructed to be enabled by a copy command signal to effect repetitive photocopying operations and to generate a sheet number pulse for each photocopying operation wherein a desired numb... | 12/05/1978 |
| 4123205 | Rotary vane pump with sealing means A pump is comprised of a housing within which a rotary piston is rotatably mounted, to define therebetween an annular conveying channel between an inlet port and an outlet port. Annular sealing rings between the piston and housing seal the conveying chann... | 10/31/1978 |
| 4120486 | Method and apparatus for the slip-free hauling of a rope or the like A method for the slip-free hauling of a rope, or similar, flexible force transmitting element, comprises guiding, moving, and controlling the rope over and/or by ways of a clamping roller or pulley resulting in a looping angle of less than 360°. The rope... | 10/17/1978 |
| 4120382 | Wide-band vibration damper A vibration damper for damping sound propagating in solids includes vibran damping horn members connected through a damping material to a support point on the surface of the solid in such a manner that a tapering portion of the horn member contacts the s... | 10/17/1978 |
| 4121236 | Aperture card camera with device for spraying the exposed film An aperture card camera is provided with a spraying device for supplying to the exposed film a liquid such as a developer or the like. The liquid is sucked from an open supply container which is under atmospheric pressure. The liquid is then delivered to ... | 10/17/1978 |
