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Pet Toilet-Like Water Disk and Food Storage
One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."
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| Number | Title | Issue Date |
| 4710777 | Dish antenna structure A dish antenna structure (10) is formed from a plurality of ribs (14) which extend from near the center of the dish to its periphery, and which support antenna panels (18) between them. Each rib has an outer flexible plastic sheath having grooves (44,45) ... | 12/01/1987 |
| 4691207 | Antenna positioning apparatus Apparatus for an earth station antenna is disclosed herein including a parabolic dish antenna pivotally carried on an upper support post mounted for rotation about a vertical axis. Pivotal linkage interconnects the antenna with the upper support post for ... | 09/01/1987 |
| 4689635 | Apparatus for orientating TV antennas for satellite reception This invention relates to an improved means of orienting parabolic dish shaped TV antennas for receiving signals from relay satellites orbiting the earth, an angle indicating means associated with antenna assembly which indicates either the angle of eleva... | 08/25/1987 |
| 4689629 | Surface wave antenna A surface wave microwave antenna is presented in which transmission or reception of microwave energy is effected by discontinuities in a dielectric body positioned between a central feeder element and a ground plane. When used as a transmitter, the centra... | 08/25/1987 |
| 4689634 | Mount for feedhorn/LNA assembly A mount for supporting a feedhorn/LNA assembly in a parabolic satellite antenna is disclosed, said mount providing a sturdy support for positioning the feedhorn/LNA assembly at the focal point of the antenna and providing means for skew adjustment of the ... | 08/25/1987 |
| 4686535 | Microstrip antenna system with fixed beam steering for rotating projectile radar system A microstrip antenna system has a central two-dimensional array (preferably square having at least 16×16 elements) of integrally formed conductive dual slot microstrip radiator patches. A corporate-structured array of interconnected microstrip feedlines ... | 08/11/1987 |
| 4683475 | Folding dish reflector A portable lightweight folding parabolic reflector antenna for reception of microwave signals includes an axial waveguide tube which constitutes the main structural supporting member of the antenna, a ten- to fifteen-foot diameter dish mounted to the wave... | 07/28/1987 |
| 4677443 | Broadband high temperature radome apparatus A broadband high temperature radome includes a high density outer skin layer and a low density core layer made from a ceramic material selected from the group consisting of silicon nitride and barium-aluminum silicate. Silicon nitride is sintered, reactio... | 06/30/1987 |
| 4675689 | Grooved horn radiator with mode coupler A horn radiator with a grooved inner surface has a mode coupler for a TE01 wave and includes four cavity resonators embedded in the grooved surface of the horn and interconnected by an annular rectangular wave guide extending around the outer s... | 06/23/1987 |
| 4675685 | Low VSWR, flush-mounted, adaptive array antenna An electrically small, dual polarized, hemispherical coverage, multi-element adaptive array antenna exhibiting low VSWR and operational over an octave of bandwidth is flush-mounted with the airframe structure of high performance aircraft. The antenna is c... | 06/23/1987 |
| 4675688 | Rate sensor with coaxially mounted scanning antenna A rate sensor, preferably comprised of a tuned gyro, has a generally cylindrical outer housing and an inner, large diameter rotary cylindrical support defining the gyro's rotary axis. The rate sensing apparatus is mounted in the volume between the outer h... | 06/23/1987 |
| 4675690 | Conical spiral antenna A photoresist-type chemical etching process is used to define a computer-generated flat pattern of conductors as if a complex conical spiral had been cut apart along a straight line through the apex and laid flat. The substrate in the shape of a circular ... | 06/23/1987 |
| 4675686 | Flotation bag assembly An apparatus for the stable support of a structure, such as an antenna, in a fluid medium, such as the ocean. A flotation bag supporting an antenna is stabilized by the following features, which can be used individually or in combination. A partially subm... | 06/23/1987 |
| 4673949 | Wideband VHF/UHF radio antenna with quarter-wave transformer A radio antenna which operates over a broad frequency band, comprising a half-wave antenna tuned to a frequency beyond one cut-off frequency of the desired frequency band and a quarter-wave transformer tuned to a frequency beyond the other cut-off frequen... | 06/16/1987 |
| 4673945 | Backfire antenna feeding A backfire feed antenna has a parabolic reflector with a ring-focus at the reflector focal point comprising a dielectric waveguide having a stem portion and a cap portion with a pointed end and most of the stem portion inside a conducting tube along the a... | 06/16/1987 |
| 4673934 | Inflatable radar reflector Improved radar reflector apparatus of the type comprising a collapsible and inflatable envelope surrounding a collapsible reflector array made of reflectors which, when the envelope is inflated, form a plurality of corner reflectors. The improvement resid... | 06/16/1987 |
| 4673947 | Cassegrain aerial system A high bandwidth microwave antenna feed comprises a spigot (4) of relatively high dielectric constant protruding from a conventional hollow waveguide (3) and a generally conical member (12) of relatively low dielectric constant fitted coaxially onto, so a... | 06/16/1987 |
| 4672386 | Antenna with radial and edge slot radiators fed with stripline An antenna suitable for the generation of a circularly polarized annular radiation pattern comprising a substrate spaced apart from a ground plane by a layer of dielectric material, the substrate being arranged to carry on one side thereof a conductive la... | 06/09/1987 |
| 4672384 | Circularly polarized radio frequency antenna A radio frequency antenna is provided comprising: a waveguide section; first means for establishing radio frequency energy in such waveguide section having a first linear polarization with an electric field disposed normal to opposing wide walls of the wa... | 06/09/1987 |
| 4672388 | Polarized signal receiver waveguides and probe A polarized signal receiver waveguide assembly, or feedhorn, for receiving a selected one of linearly polarized electromagnetic signals in one waveguide of circular cross-section and for launching or transmitting the selected signal into a second waveguid... | 06/09/1987 |
| 4672387 | Antenna systems for omnidirectional pattern An antenna system which has omnidirectional coverage in azimuth and sectoral coverage in elevation. A main reflector including a reflecting surface has polar symmetry about the Z-axis. It also has a cross section in any plane containing the Z-axis which s... | 06/09/1987 |
| 4672385 | Satellite tracking system Satellite tracking system for use between a ground mount and a satellite dish antenna and including the main components of a gear drive, a worm gear driven by a gear motor, and a coupling shaft connected between the gear and brackets supporting the antenn... | 06/09/1987 |
| 4670760 | Antenna apparatus and method for curtailing sky waves A radiating antenna system (30) comprises a plurality of vertically erect secondary antennae (34) disposed in a pattern about a vertically erect primary antenna (32). An electrically conductive screen (36) which surrounds the pattern of secondary antennae... | 06/02/1987 |
| 4668955 | Plural reflector antenna with relatively moveable reflectors A method and apparatus are provided for transmitting a microwave signal as a beam having a wavelength small as compared to the size of the reflecting surfaces, wherein a main reflector is stationary with respect to a sub-reflector and the main reflector i... | 05/26/1987 |
| 4668956 | Broadband cup antennas A broadband cup antenna comprises dipole means having at least one pair of short spiral type monopoles diametrically disposed in a common plane in proximity to the open end of the cup. Parasitic elements are in juxtaposition with the monopoles and are ele... | 05/26/1987 |
| 4668957 | Amorphous glass matrix containing aligned microscopically thin metal conductors The invention comprises a solid material that is an electrical conductor in a single direction which comprises an amorphous glass matrix containing a plurality of microscopically thin metal filaments, all of which are oriented in the direction of conducti... | 05/26/1987 |
| 4667204 | Combination dual rhombic and V-type antenna for VHF-UHF television receivers A combination of two juxtaposed rhombic antennas and a V-antenna on a single, longitudinal, non-conductive support boom. The two rhombic antennas lie flat upon one another in substantially the same plane and are supported on the boom with insulating trans... | 05/19/1987 |
| 4667205 | Wideband microwave antenna with two coupled sectoral horns and power dividers A wide-band microwave antenna capable of radiating over a wide angular field is fed by a rectangular wave guide and includes a first sectoral horn coupled to the rectangular wave guide. The first sectoral horn is sectoral in the H plane. Coupled to the fi... | 05/19/1987 |
| 4665405 | Antenna having two crossed cylindro-parabolic reflectors An antenna having two crossed cylindro-parabolic reflectors in which the generatrices of said reflectors are orthogonal. The source is placed close to the center of the main reflector, which is further provided with polarization rotation means. The auxili... | 05/12/1987 |
| 4663635 | Mount for parabolic antenna or the like The present invention relates to an improved mount for parabolic antenna and in particular to one comprising a base, a swivel table rotatably mounted on the base, a gear box fastened on the swivel table, a driving rod having at one end a worm disposed in ... | 05/05/1987 |
| 4663634 | Polarization converter within waveguide feed for dish reflector A microwave polarization converter for converting circular polarization to linear polarization or vice versa. The converter includes a fin and a shorting plate to effect such conversion.... | 05/05/1987 |
| 4663633 | Vehicle mounted satellite antenna system A satellite antenna particularly adapted for use on a recreational vehicle such as a house trailer or mobile home, having a roof surface, the antenna including a base plate mounted on the vehicle roof surface, a support plate rotatably secured to the base... | 05/05/1987 |
| 4663632 | Extendable directional dipole antenna The invention pertains to an extendable directionally adjusted dipole antenna particularly suitable for use with recreational vehicles. The antenna includes a vertical column having an extendable dipole arrangement at its upper end utilizing flexible actu... | 05/05/1987 |
| 4661821 | Vandalism-resistant UHF antenna A vandalism-resistant antenna for the UHF band comprises a ring-shaped radiator printed on a dielectric board or disc mounted within a shallow enclosure of insulating material having high impact strength. The radiator is approximately 1/4 wavelength long ... | 04/28/1987 |
| 4659984 | Passive integrating electromagnetic field dosimeter A passive, integrating electromagnetic radiation power dosimeter. A radiofrequency or microwave antenna is combined with a diode detector/rectifier, a squaring circuit, and a electrochemical storage cell to provide an apparatus for determining the average... | 04/21/1987 |
| 4660047 | Microstrip antenna with resonator feed An antenna element including microstrip having a microstrip feed line and ground plane on opposite sides of a substrate, a resonator on the same side of the substrate as the microstrip feed line, and a dipole insulated from the feed line and from the reso... | 04/21/1987 |
| 4660048 | Microstrip patch antenna system A microstrip antenna system is comprised of either a single antenna element (patch) or a plurality of stacked antenna elements having one or more feedpins connected to a corresponding number of conductive elements (flags) capacitively coupled to the anten... | 04/21/1987 |
| 4660050 | Doppler radar velocity measurement horn Doppler radar apparatus for use in a velocity measuring system for farm tractors and the like. The apparatus includes a dual mode conical horn having a flare angle substantially in excess of 12.5°, and a dielectric lens formed of a glass filled polymer. ... | 04/21/1987 |
| 4660049 | Extensible rod antenna for vehicles An extensible rod antenna system for vehicles including an extensible rod antenna element formed of conductive rods, an upper fitting member and a lower cylindrical fitting member clamping and holding the rod antenna to a fitting hole located on the vehic... | 04/21/1987 |
| 4658260 | Telescoping multiband antenna A plural band telescopic antenna, including a band for frequencies much higher than the frequencies of the AM/FM band, is realized by making one telescopic section into a dipole high frequency antenna with its coaxial cable feed line extending through the... | 04/14/1987 |
