Bizarre Patents
Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 4495862 | Limb bundler and bag holder This limb bundler and trash bag holder comprises a foldable frame 10 having two pairs of sub-frame members 12 and 14, preferably identical, each such member having a lower leg portion 20, 20a, 30 or 30a, and an upper leg portion 22, 22a, 32 or 32a, and in... | 01/29/1985 |
| 4415177 | Folding wheelchair The invention is a folding wheelchair (10) having as its basic elements a frame (12), a folding backrest (48), a removable headrest (60), a set of rotatable foot pads (66), a set of rotatable arms (54), a set of four wheels (76), and a set of foldable han... | 11/15/1983 |
| 4401938 | Variable-speed drive for control of induction generators The invention is an aircraft power generation system which utilizes an induction-machine (G1) as a primary generator of variable-voltage/variable-frequency power. The induction-machine (G1) is directly driven by the engine (14) and i... | 08/30/1983 |
| 4399967 | Staggered coil and nose-torquer electromagnetic pulse deicing systems The invention is a staggered-coil and nose-torquer electromagnetic pulse deicing system and process for deicing airfoil surfaces. A plurality of upper and lower electromagnetic impulse coils (18) and (20) are arranged in a staggered geometrical array span... | 08/23/1983 |
| 4398688 | Leading edge flap for an airfoil The invention is a leading edge flap for an airfoil. The leading edge (24) is rotatably mounted to the airfoil (14). A first flap segment is (48) attached to the leading edge (24) and has an external aerodynamic surface (50a) adapted to form a portion of ... | 08/16/1983 |
| 4390152 | Aircraft decompression vent assembly A vent assembly for rapidly depressurizing a compartment in an aircraft upon accidental depressurization of another compartment, including an apertured grille through which a circulation of return air normally passes, but which is mounted to swing into a ... | 06/28/1983 |
| 4266305 | Wheelchair for transportation vehicles A wheelchair for the transportation of a disabled person throughout the cabin of a transportation vehicle and into a lavatory of the vehicle having a bench type toilet, the wheelchair having a seat stabilizer extendable therefrom to engage the top surface... | 05/12/1981 |
| 4255753 | Antenna construction for reducing side lobes of the radiation pattern A construction for reducing the side lobe energy emitted from antennas, particularly horn antennas, and thereby attenuating unwanted coupling with adjacent antennas, the construction utilizes a continuous helical coil located on the interior surface of th... | 03/10/1981 |
| 4222039 | Modular panel of tungsten light switches with current limiting indicating, and switching capability A modular panel of dual filament tungsten lamp switches with current limiting, fault indicating, continuous lamp filament testing, and remote control switching capabilities. In one embodiment, the dual filament, self monitoring tungsten lamps are mounted ... | 09/09/1980 |
| 4210694 | Laminated composite structural fitting and method of making Laminated composite structural fitting is a joint fitting for transfer of mechanical loads from one member to another. The fitting has a bottom and an end, each for attachment to adjacent members and one or more sides to serve as a structural joining guss... | 07/01/1980 |
| 4209069 | Drills with chip collectors A drill is disclosed having a shroud structure extending about a chuck and drill bit at the forward end of the tool, to receive cuttings produced by the bit, and having a receptacle preferably carried at the rear end of the drill and to which the cuttings... | 06/24/1980 |
| 4180222 | Aileron segment control for a flaperon system An improved control system for the aileron segment of a combined flap and aileron (flaperon) wherein the flaperon, supported, extended and retracted by conventional means, is described. It consists of a splined shaft rotatably mounted on an aircraft wing,... | 12/25/1979 |
| 4177894 | Lens case A lens case for storing and transporting a photographic lens in a substantially environmentally sealed condition, the case including a tubular body portion bonded to an open end-encompassing base. Positioned interiorly of and disposed in spaced relation f... | 12/11/1979 |
| 4126659 | Method of making a hollow article The invention relates to a method and apparatus for making hollow, resin-impregnated fibrous fabric articles. Specifically, it relates to a method wherein a reusable mandrel is made sufficiently rigid to receive a lay-up of the article to be manufactured.... | 11/21/1978 |
| 4067286 | Hydro-ski craft with longitudinal flaps A hydro-ski craft in which load alleviation is attained by reducing the effective wetted area of the planing surfaces at high speeds, and in which elongated flaps extending longitudinally of the craft are mounted to swing about longitudinal axes between g... | 01/10/1978 |
| 4055975 | Precision forging of titanium A process of precision forging of titanium or a titanium alloy in which the forging stock and a segmented die are first heated to forging temperature while separated, and are then assembled together and heated again to that temperature, with the stock bei... | 11/01/1977 |
| 4053667 | Stiffened structural laminate and method of molding laminate with stiffener beads A novel stiffened structural laminate formed by contacting at least one layer of a curable resin-impregnated fabric with at least one strip of cellular honeycomb core, disposing another piece of said curable resin-impregnated fabric over said strip of cor... | 10/11/1977 |
| 4049221 | Relief of inter-compartment differential pressure in aircraft Apparatus for equalizing the pressure between two compartments of an airplane in the event of sudden depressurization of one of the compartments, and including a closure panel disposed across an opening between the two compartments and functioning as eith... | 09/20/1977 |
| 4038786 | Sandblasting with pellets of material capable of sublimation Effective utilization of pellets of material capable of subliming under conditions of use in a sandblasting process in which such pellets are propelled against a surface by a stream of pressurized gas requires careful control of a number of interrelated f... | 08/02/1977 |
| 4025230 | Advanced control system for a rotor and/or a compound or rotary wing vehicle The control system includes a sensing mechanism by which a true pure signal from flapping bending activity resulting from an external load force on a rotor blade in a rotor system is generated and fed back to a gyroscope which then precesses to return a c... | 05/24/1977 |
| 4021082 | Replacement grouser bar and method for manufacturing the same A grouser bar and its manufacturing method, the bar being adapted for attachment to worn tractor pads. The bar is hardened on one of its edges and its ends for wear resistance and is relatively soft for weldability at the opposite edge. The ends are thick... | 05/03/1977 |
| 4015035 | Method of forming fiber-reinforced epoxy composite joints, and product thereof An improved manufacture including a fiber-reinforced epoxy composite joint, and the method for producing same, in which the fibers of each of the composite adherends pass through and are intermeshed across the joint bondline. A scarfed mating surface is p... | 03/29/1977 |
| 4007540 | Method for fabricating a cavity rivet assembly An assemblage of a rivet for securing at least a pair of sheets or other members, wherein the rivet is formed with a cavity in its upset end of predetermined dimensions with respect to the sheets and the remainder of the rivet. The cavity preferably termi... | 02/15/1977 |
| 3999728 | Escape vehicle with fly-away capability An escape capsule integrally designed within a parent aircraft and having a fly-away capability throughout the entire speed range of the parent aircraft. The capsule utilizes segments of the leading edges of the aircraft wings to provide flight capability... | 12/28/1976 |
| 3998176 | Hydro-ski craft A ski-type water borne craft adapted to plane along the surface of a body of water and having two stabilizing elements spaced laterally apart and mounted for upward and downward movement relative to one another in a relationship providing roll forces and ... | 12/21/1976 |
| 3962393 | Method for making a hollow laminated article A method is disclosed for fabricating in a single stage hollow polymeric article of manufacture from a flexible fibrous material, regardless of the degree of complexity of the laminate. The material is applied to a hollow flexible envelope which includes ... | 06/08/1976 |
| 3954693 | Coating A novel improved urethane, urethane coating formed of epxoy resin and polyisocyanate for metallic or non-metallic substrates and the like exhibits improved resistance to blistering under high moisture conditions. The coating includes an epoxy resin having... | 05/04/1976 |
| 3950058 | Programmable wiring system and junction box for use therein The invention discloses a new method of interconnecting a wiring system with an electrical junction box system. The junction box may be interfaced with the input wiring to the box by means of commercially available connectors. Internal wiring within the b... | 04/13/1976 |
| 3939321 | Portable electrical discharge metalworking machine A compact, portable electrical discharge metalworking machine for off-hand use and general applicability. The invention is a lightweight, versatile gun type tool which has air and water cooling of electrode and work, a vibrating electrode to facilitate it... | 02/17/1976 |
