Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
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| Number | Title | Issue Date |
| 7019601 | Device for amplifying a high frequency signal The present invention pertains to an amplification device for a high-frequency signal. The invention is particularly adapted for the transmission of radiofrequency signals used for television of radio under frequency modulation. The amplification device for a high-f... | 03/28/2006 |
| 6975187 | Continuously tunable waveguide filter A continuously variable waveguide filter (100). The variable waveguide filter can include at least one waveguide filter cavity (154, 156, 158) and a fluid dielectric (108) having a permittivity and a permeability at least partially disposed with... | 12/13/2005 |
| 6888422 | Continuously variable filter A continuously variable filter (110) that includes at least one filter element (146). The filter also includes a fluidic dielectric (108) having a permittivity and a permeability, a composition processor (101) adapted for dynamically chan... | 05/03/2005 |
| 6867666 | Variable filter using fluid dielectric A variable RF filter (102) which includes one or more filter elements (104,106). The filter elements (104,106) can be formed from a structure selected from the group consisting of stripline, microstrip, and buried microstrip. A fluid dielectric ... | 03/15/2005 |
| 6649553 | Dielectric ceramic composition, dielectric ceramic compact and electronic component including the same A dielectric ceramic composition for radiofrequency applications has a crystalline primary component having a perovskite crystal structure, and an auxiliary component. The crystalline primary component is represented by the formula: wherein Me is at least... | 11/18/2003 |
| 6609290 | Superconductor filter device and manufacturing method thereof A superconductor filter is stored in a hermetic filter case so that electrical connection can be provided between the superconductor filter and the outside of the hermetic filter case. The hermetic filter case is stored in a hermetic outer case so that el... | 08/26/2003 |
| 6496383 | Integrated circuit carrier arrangement for reducing non-uniformity in current flow through power pins In an integrated circuit carrier having a large number of power pins allocated to an internal power plane, the current flowing through the power pins may divide very unevenly, and result in current flow through some of the power pins which exceeds the max... | 12/17/2002 |
| 6480706 | High sensitivity radio receiver A receiver directs the center of the main beam of the antenna directivity response in a desired direction by passing signals received by n antenna elements 1a to 1d through a phase shifter 3. An output from the phase shifter 3 is passed through a receivin... | 11/12/2002 |
| 6424135 | High power drive from AC and DC sources using cryoelectronics A method and apparatus for powering a high power load (on the order of 50,000 watts or more) can have an input from any of a plurality of different voltage sources, AC or DC. In one embodiment, the AC sources can have a frequency in the range of 162/3-60 ... | 07/23/2002 |
| 6392510 | Radio frequency thermal isolator A radio frequency (RF) thermal isolator and method of manufacture for same. According to one embodiment, the RF thermal isolator includes a first transmission line; a second transmission line of nominally the same dimensions as the first transmission line... | 05/21/2002 |
| 6342823 | System and method for reducing calculation complexity of lossy, frequency-dependent transmission-line computation A method and system for reducing the computation complexity and improving accuracy of delay and crosstalk calculation in transmission-lines with frequency-dependent losses. An analysis tool based on restricted coupled-line topologies, simple two-dimension... | 01/29/2002 |
| 6188358 | Antenna signal conduit for different temperature and pressure environments A frequency matched signal conduit apparatus wherein a micro-strip feed fabricated onto a material consistent with long vacuum life applications, such as ceramic or other crystalline materials, is used with a vacuum vessel signal interconnect, electricall... | 02/13/2001 |
| 6181220 | Method for reducing electrical discharge in a microwave circuit, and a microwave circuit treated by the method A microwave circuit includes a waveguide, an e-bend, an h-bend, a magic tee, a connector, a coupler, a window, an adaptor, a horn, a switch, a transmitter, or an amplifier circuit. The microwave circuit has a metal surface. A fluid layer is deposited on t... | 01/30/2001 |
| 6114928 | Mounting assemblies for tubular members used in RF filters A tubular assembly for use in an RF filter having an internal cavity. The tubular assembly includes a hollow tube and a flare positioned inside the hollow tube for mounting the hollow tube onto the filter housing. The flare includes at least two engagemen... | 09/05/2000 |
| 6078827 | Monolithic high temperature superconductor coplanar waveguide ferroelectric phase shifter A ferroelectric phase shifter in the form of a coplanar waveguide and a method of fabrication thereof in which a ferroelectric film and a high temperature superconductor film are deposited onto a substrate in of a number of configurations. The high temper... | 06/20/2000 |
| 6064287 | Waveguide with self-pressurizing dehydrator An antenna system includes a substantially enclosed waveguide and a container including an inlet and an outlet. The inlet is fluidly connected to ambient air. The outlet is fluidly connected to the waveguide. A check valve is disposed within the container... | 05/16/2000 |
| 6060966 | Radio frequency filter and apparatus and method for cooling a heat source using a radio frequency filter The filter includes a housing (13) defining a cavity (14). The housing has a fluid inlet orifice (22) and a fluid ou let orifice (24) therein. At least one resonator (16), which is sized to receive and pass a radio frequency signal, is disposed in the cav... | 05/09/2000 |
| 6028498 | Low inductance interconnect having a comb-like resilient structure A low inductance interconnect suitable for microwave frequency interconnect applications. The invention provides a low inductance interconnect structure providing interconnection operable from DC to beyond 100 Ghz. The structure may be in the form of a re... | 02/22/2000 |
| 5936493 | Low cost, one-shot switch waveguide window Inexpensive and reliable apparatus for blanking the signal path between an antenna and a transmitter or a receiver to protect them from harmful radiation in the absence of power forms supplied thereto. The apparatus is preferably formed as a printed circu... | 08/10/1999 |
| 5903198 | Planar gyrator In a planar gyrator, parallel transmission lines are positioned proximal to a magnetized gyrotropic substrate. Input and output transducers couple the ends of the transmission lines to corresponding input and output ports. The input and output transducers... | 05/11/1999 |
| 5812039 | Apparatus for providing a ground for circuits on carriers A ground path for microwave circuits positioned on carriers is provided. A ground path is provided between a first and second carrier coupled to respective microwave circuit substrates. The first and second carriers are coupled to a base, forming an openi... | 09/22/1998 |
| 5796322 | Apparatus to seal against leakage of high frequency radiation through a slot In high frequency apparatus such as for example an rf resonant cavity or a waveguide, it is often necessary to include a slot to permit a probe or other member to be located in the high frequency region and be moveable along the slot. Sealing means arrang... | 08/18/1998 |
| 5736913 | Method and apparatus for providing grounding to microwave circuit by low impedance means Low impedance means are provided for coupling a common circuit ground of a microwave circuit to the ground potential. The low impedance means include a plurality of resonators, each having a distinct resonant frequency at which it displays a minimum imped... | 04/07/1998 |
| 5674077 | Interleaved connector circuit having increased backplane impedance Connectors on a microcomputer printed circuit board backplane receive slotted insertion of a plurality of device cards containing application specific integrated circuits (ASICs). Interconnection of the device card connectors is accomplished on the surfac... | 10/07/1997 |
| 5604925 | Super low noise multicoupler A method and multicoupler for a receiver at a base station in a cellular/PCS radio communication system includes a cooled container that is mounted on an antenna tower at the base station. The container is mounted on the antenna tower adjacent an antenna ... | 02/18/1997 |
| 5450046 | Composite microwave circuit module assembly and its connection structure A composite microwave circuit module assembly has a dielectric substrate which is formed by a lower layer, an intermediate layer and an upper layer. The lower layer and the upper layer include a lower ground surface and an upper ground surface, respective... | 09/12/1995 |
| 5063362 | Suppression of electrical interferences from an electronic circuit A method and apparatus for suppression of electrical interferences. A node or point in an electronic circuit which is emitting electrical interferences is located, and a stub member designed to be a resonant transmission line at the frequency being emitte... | 11/05/1991 |
| 5006825 | Coaxial line coupler with fluid cooled inner conductor A cooling device for microwave circuits comprises a coaxial cable conveying very high power microwave energy, said cable consisting of a hollow, internal, central conductor with a predefined thickness and length and an external conductor within which ther... | 04/09/1991 |
| 4942337 | Spark gap apparatus triggerable by microwave pulse A spark gap apparatus triggerable by application of a microwave pulse. The apparatus includes a first electrode including a microwave waveguide, and a second electrode spaced from the first electrode. A microwave generator is connected to supply microwave... | 07/17/1990 |
| 4740764 | Pressure sealed waveguide to coaxial line connection A pressure sealed waveguide to coaxial line connection formed with a low cost, non-pressurizable waveguide to coaxial line adapter, an elastomeric sealing boot, and a specially configured mounting seat on a housing which contains a pressurizable waveguide... | 04/26/1988 |
| 4735764 | Open waveguide electromagnetic wave radiator for secondary heating a plasma in a nuclear fusion reactor An open waveguide electromagnetic wave radiator is used to radiate electromagnetic waves of cyclotron frequency to plasma within a vacuum container. This radiator comprises a waveguide having evacuation holes and containing ridges having a T-shaped cross-... | 04/05/1988 |
| 4694267 | Waveguide dehydrator apparatus Dessicant vessel allows air to flow through desiccant from a temperature related pumping phenomena prior to entry into waveguide to guard against attenuation of microwave signal.... | 09/15/1987 |
| 4688008 | Locking, adjustable waveguide shorting piston A waveguide shorting device having a shorting block and a wedge is disclosed. The shorting block contains a channel which is tapered so that it matches a taper of the wedge. A screw extends through the shorting block and engages a threaded hole in the wed... | 08/18/1987 |
| 4647883 | Tuning screw having a resilient plastics bush which supports the tuning plunger within a metal bush A microwave tuning device including a cylindrical metal bush having an internal screw thread. A metal rod-like plunger is axially displaceable within the plastics bush. A plastics bush is fitted over one end of the plunger and fixed thereto by means of sp... | 03/03/1987 |
| 4644380 | Substance-sensitive electrical structures Disclosed is a substance-sensitive semiconductor and a method for making the same, wherein a substance-sensitive material is combined with photoresist material and applied to an electronic device structure. The substance-sensitive material may be applied ... | 02/17/1987 |
| 4642592 | Grounding and supporting metal mesh A grounding and supporting metal mesh provides connection between a circuit board with a cavity and a housing. The mesh is in the form of a spring made by interconnected torsional members. The mesh is plated with a metal which is compatible with the groun... | 02/10/1987 |
| 4503406 | Inside collet for coaxial placement of diode An inside collet assembly for positioning an IMPATT diode precisely axially long and coaxially of a cylindrical cavity. The assembly serves for convenient removal and repositioning of the diode within the cavity and provides effective electrical and therma... | 03/05/1985 |
| 4502028 | Programmable two-port microwave network An adjustable two-port microwave network having digitally controlled switches which enable the network to be set to a plurality reflection and transmission coefficients. The network facilitates the collection of a plurality of measurements which are neces... | 02/26/1985 |
| 4437077 | Semiconductor device usable at very high frequencies and its production process The impedance value of the semiconductor device usable at very high frequencies is preset during manufacture. The device comprises a Gunn or Zener diode coupled to a coaxial line. The central conductor of the line is constituted by a metal wire mandrel or a ... | 03/13/1984 |
| 4141615 | Casing for electrical equipment An improved casing for an electrical component intended for use in wired television broadcast is provided with a plurality of terminal connecting plug seats having axial bores therethrough adapted to receive coaxial cable ends for connection. A predetermi... | 02/27/1979 |
