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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 4442551 | Adapter for a protective helmet An adapter, for adapting an accessory fitting for various size pockets at the margin of protective helmets, has two tapering end walls and front and rear side walls, extending from opposite ends of the end walls, overlapping each other about midway thereo... | 04/17/1984 |
| 4442552 | Bib Improved one-piece bib construction having a neck opening in the form of a triangle with one side generally parallel to the shoulders of the wearer when in use. The opening is formed by severing along the sides of the triangle not parallel to the wearer's... | 04/17/1984 |
| 4442553 | Intraocular lens An intraocular lens designed for placement across the anterior chamber of the eye. The lens is of the non-rigid type and comprises a lens body having opposed support haptics of filament material shaped to provide controlled flexibility and wherein the fre... | 04/17/1984 |
| 4442554 | Biomechanical ankle device The present invention provides a biomechanical ankle prosthesis device comprising a main base plate member adapted for connection to an artificial foot; a connector hinge member having an extended portion pivotally connected to one end of the main base pl... | 04/17/1984 |
| 4442555 | Toilet bowl odor removal suction control A toilet bowl deodorizing device of the type including an odor exhaust passageway connected to a flush passageway extending from a flush tank to a toilet bowl, and a suction fan installed in the exhaust passageway. The device comprises a ventilation contr... | 04/17/1984 |
| 4442556 | Sofa bed with inflatable mattress A sofa bed includes a fixed frame which is provided with a conventional foldable, sectional sofa bed frame. The sofa bed frame is foldable and unfoldable between collapsed and extended positions in a conventional manner. The sofa bed also includes a secti... | 04/17/1984 |
| 4442557 | Carrier apparatus for fire fighters A carrier apparatus for use by fire fighters to carry fire hose, and to serve as a personnel carrier; a carrier body of flaccid material about five feet long has a bottom and side walls, and at one end there is an end wall, and portions of the side walls ... | 04/17/1984 |
| 4442558 | Bed covering having an overall pattern and a pocket integrated therein This invention involves a bed covering incorporating a pouch for a child in which the pouch is part of a fun scene on the bed cover and the child becomes part of the scene while taking a nap. The pouch is of sufficient size to allow free movement of the c... | 04/17/1984 |
| 4442559 | Utility knife A utility knife comprising a fixed blade and a tool-shaped shank with a pivotally mounted housing selectively movable between a first position about one edge of the shank to use the knife-blade and a second position about one edge of the blade to use the ... | 04/17/1984 |
| 4442560 | Method for continuously finishing and/or dyeing planar textile structures Method of continuously treating planar textile structures by applying thereto a treatment medium in the form of foam, which includes subsequently applying underpressure to the planar textile structures at a magnitude at which the foam is completely destro... | 04/17/1984 |
| 4442561 | Slotted fastener A fastener including an enlarged head portion and a reduced diameter shank portion extending from one end of the head portion. A cam slot is formed in the end of the shank distal from the head portion. The cam slot has a spiral configuration and the entra... | 04/17/1984 |
| 4442562 | Method of forming anchor bolts The outer prongs and inner expander of an anchor bolt are formed from a cylindrical metal blank with an axis, by lengthwise cutting the blank in planes which subtend different parts of the blank periphery and are inclined inwardly toward one end of the bl... | 04/17/1984 |
| 4442563 | Shoe lasting machine In a machine for cement lasting side portions and the heel seat of shoes, the side portions are lasted by lasting rolls and the heel seat by wiper plates. For applying adhesive, each lasting roll has an associated nozzle which applies adhesive progressive... | 04/17/1984 |
| 4442564 | Golf ball cleaner A portable golf ball cleaner having a container with relatively movable portions permitting a golf ball to be inserted into a ball cleaning space defined by inwardly projecting bristles thereof. A carrier is rotatably mounted to the container wall and inc... | 04/17/1984 |
| 4442565 | Portable pocket clothes brush A brush (10) is provided. The brush (10) includes a housing (12) which includes an aperture (28). Bristles (42) are mounted within the housing (12) and extend through the aperture (28). A cover (50) is provided and includes an aperture (52). Cover (50) is... | 04/17/1984 |
| 4442566 | Windshield wiper blade refill unit A windshield wiper blade refill unit including an elongate elastic wiping blade having an elongate spline, or backing strip, affixed to it to be received slidably and held detachably in the claws of a pressure-applying wiper blade holder is provided with ... | 04/17/1984 |
| 4442567 | Dust pan and refuse container The present specification discloses a combination dust pan and refuse container constructed of inexpensive lightweight materials which is highly transportable and repositionable from an upright refuse transporting position to a horizontal refuse collectin... | 04/17/1984 |
| 4442568 | Device for simultaneously deshirring, smoothing and braking a shirred tubular casing A device comprising two coaxially superposed outer tubes, wherein the innermost, first outer tube is disposed on the stuffing horn of a stuffing device for stuffing tubular casings with a fluid mass such as a sausage mixture. One of the two outer tubes is... | 04/17/1984 |
| 4442569 | Method and apparatus for removing gills, viscera and kidney from head on fish A fish processing machine for removing the gills, viscera and blood line kidney from head on fish. The machine includes an adjustable positioning ramp located upstream from a pair of spaced apart belly cutting blades. The adjustment of the height of the p... | 04/17/1984 |
| 4442570 | Stuffed shrimp preparation tool Disclosed is a tool particularly adapted for removing the legs and bottom part of a shell of a shrimp and for cutting the meat of the partially deshelled shrimp before placing stuffing into the shrimp.... | 04/17/1984 |
| 4442571 | Self-ejecting fastener stud A self-ejecting fastener stud is provided for use with a fastener receptacle to form a fastener assembly for fastening two members together. The stud has an enlarged head portion and a shank portion extending therefrom adapted to extend through an opening... | 04/17/1984 |
| 4442572 | Clip for fixing male and female parts of ground glass joints The invention serves to hold together the male and the female parts of ground glass joints. As can be seen from the FIGS. 1,2 and 3 this new device consists of two rings (1+2) concentrically placed one above the other. Both rings are connected on their ou... | 04/17/1984 |
| 4442573 | Device for intermediate storage of thread A device for intermediate storage of thread having the following: a belt conveyor, a drive mechanism, a winding head, having a thread guide arranged along a circular path, through which thread, in the form of loops, is placed upon the front portion of the... | 04/17/1984 |
| 4442574 | Frequency trimming of saw resonators Surface acoustic wave devices with precisely set frequencies are produced by laser trimming metallization strips on the device while monitoring the device frequency and/or phase shift. The trimming strips may be metallizations added during device manufact... | 04/17/1984 |
| 4442575 | Tool-supporting device for machining a cylindrical rod and a machining head fitted with said device The device for supporting a cutting-tool is intended to be placed in a head for machining grooves in a cylindrical rod and mainly comprises a frusto-conical support member having an axial bore through which the cylindrical rod to be machined is capable of... | 04/17/1984 |
| 4442576 | Tool cooling device for machine tools The present invention relates to a tool cooling device for machine tools in which a plurality of cooling fluid distributing units are provided on a fixed shaft having a hole formed therethrough and communicating with a source of cooling fluid and each of ... | 04/17/1984 |
| 4442577 | Processing of steel pipes or round bars There is disclosed an apparatus for performing conditioning operations including cutting operations such as beveling for welding, chamfering to aid in starting thread cutting, thread cutting and lead cutting and inspecting operations such as bevel or cham... | 04/17/1984 |
| 4442578 | Method of making hot drawn low friction bearing A process for making composite bearings with low friction surfaces and metal backings in which the metal backing is used to draw low friction material into the shape of the bearing surface. Heat is used to aid bonding of the low friction material to the b... | 04/17/1984 |
| 4442579 | Method of and apparatus for producing valve rotors The invention provides a method of and apparatus for imparting a required metering form to the longitudinal outer edges of axially extending grooves of cylindrical rotor members of rotary valves by moving an impressing tool or tools having the required me... | 04/17/1984 |
| 4442580 | Coil spring tool A tool is provided for maintaining an automotive coil spring in a compressed condition during installation in an automobile chassis. The tool includes two elongated plate members each of which has an end that is curved in hook-like fashion and an end with... | 04/17/1984 |
| 4442581 | Button puncher or crimper An improved button puncher or crimper which is capable of vastly improving the efficiency and ease with which adjacent sheets of metal decking are button punched, pinched or pressed together in order to be permanently joined.... | 04/17/1984 |
| 4442582 | Method of reclaiming component materials Component materials of an article having a metallic element encased within a brittle bulb are reclaimed by passing the article between two rotating rollers spaced apart a distance less than a dimension of the bulb but greater than a dimension of the metal... | 04/17/1984 |
| 4442583 | Shearing slide fastener chain Lengths of slide fastener chain are pulled through a shearing station wherein the slide fastener chain is subjected to vibratory shearing at least partially in a direction parallel to the plane of the tapes whereby operating resistance of the chain is sub... | 04/17/1984 |
| 4442584 | Nut installation apparatus, method and controls A nut installation apparatus or head and controls for installing self-attaching nuts, such as pierce nuts, in a panel, without the requirement of a large forming die press assembly. The apparatus includes a nut anchor, which holds the first or end nut sta... | 04/17/1984 |
| 4442585 | Method of construction for thermal and acoustic insulation blankets An improved method of construction for thermal and acoustic insulation blankets is provided wherein a ceramic fiber thermal insulation core is cut along pattern lines and a acoustically insulating thin sheet of lead is molded in conformance with the shape... | 04/17/1984 |
| 4442586 | Tube-to-tube joint method A joint is provided between one tube and another tube without the necessity of a heavy thick-walled metal coupling. The joint includes first and an optional second enlarged portions on a first tube with the second enlarged portion near an end of the secon... | 04/17/1984 |
| 4442587 | Stripping machine for removing insulation from flat cable The present invention relates to an improved stripping machine for removing insulation from flat cable wherein, the cable has a plurality of conductors positioned in substantially the same plane. The instant machine includes a frame having a pair of arms ... | 04/17/1984 |
| 4442588 | Automatic system for producing electrolyte impregnated capacitor elements A system for producing electrolyte impregnated capacitor elements comprises a reforming device for reforming the leads of capacitor elements which are brought thereto, a clutch device for clutching the reformed capacitor elements, an aligning device for a... | 04/17/1984 |
| 4442589 | Method for manufacturing field effect transistors A transistor and method of forming the same are disclosed. A thick mesa of dielectric material is grown on a semiconductor substrate and two or more layers of polycrystalline silicon grown on the vertical sides of the mesa serve a masking function to defi... | 04/17/1984 |
| 4442590 | Monolithic microwave integrated circuit with integral array antenna A monolithic microwave integrated circuit including an integral array antenna. The system includes radiating elements, feed network, phasing network, active and/or passive semiconductor devices, digital logic interface circuits and a microcomputer control... | 04/17/1984 |
