"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 5134725 | Composite protective body and its use A composite protective body suitable, among others, for making protective garments comprises a pliable flat case with at least one panel of soft ballistic material, and an insert within the case. The insert is composed of a plurality of consituent bodies ... | 08/04/1992 |
| 5134726 | Sports pants with protective pads A sports pants with protective pads includes a trunk and legs formed of elastically stretchable material with pockets in at least the hip and knee areas, and legs terminating in stirrup ends. At least groin, knee and hip areas have openable and closable p... | 08/04/1992 |
| 5134727 | Sanitary drain adaptor A hollowed platform mountable between a toilet stool and floor and permitting one or more above-grade waste plumbing connections. Each take-off port is recessed from a primary flow channel and a vacuum break groove interconnects each port with the other.... | 08/04/1992 |
| 5134728 | Adjustable height urinal A height adjustable urinal is disclosed. The urinal receptacle is mounted on a slide plate that is connected to a hydraulic cylinder. Water is directed under pressure into and out of the hydraulic cylinder to adjust the receptacle to the desired height.... | 08/04/1992 |
| 5134729 | Universal positive shut off, metered water control system for use with flush toilet tanks A device for metering the flow of water into the tank and bowl of any currently known tank toilet and providing a positive shut-off of the flow. When the toilet handle is turned, a linkage rotates a cam to force a stopper from its seat thereby commencing ... | 08/04/1992 |
| 5134730 | Pool deck protective liner A pool deck protective liner in the nature of a pool guard for swimmers is provided to extend around the deck of a swimming pool adjacent the edge of the deck at the swimming pool and along edges of structural components of the pool such as step ladders, ... | 08/04/1992 |
| 5134731 | Adjustable bed having adjustable height legs with synchronization feature An adjustable bed comprises a head end, a foot end, and a planar mattress portion extending therebetween. The head end and foot end feature a drive screw and nut housing assembly. Each head end and foot end features tubes which are slidingly received with... | 08/04/1992 |
| 5134732 | Frame structure for a baby's crib A frame structure for a baby's crib, comprising a plurality of channels bars at the four sides thereof at the bottom as well as at the top, a plurality of mounting bars around the four sides thereof at the bottom as well as at the top and respectively fas... | 08/04/1992 |
| 5134733 | Car bed for infants A car bed for an infant comprises a cot body having a generally rigid rim providing support for rigid end portions, side portions and a bottom portion. A U-shaped handle has the ends of its limbs pivotally attached to the end portions of the cot body for ... | 08/04/1992 |
| 5134734 | Crib with positionable and sliding railings Crib with positionable and sliding railings, in which on the mutually confronting sides of the headboards, the headboards being intended to receive a sliding railing, a shaped slide bar is fixed, being provided with fixing holes and with holes receiving t... | 08/04/1992 |
| 5134735 | Mattress cushion with multiple zones A single layer mattress cushion formed of a common material throughout and having three distinct convoluted zones arranged along its length. The first zone is specifically configured for supporting the shoulder and head area of a person while the middle z... | 08/04/1992 |
| 5134736 | Bedding sheet assembly for waterbed and other mattresses A bedding sheet assembly, particularly adapted for waterbeds but also usable with other types of mattresses, having a novel mattress belt (1), a first or bottom sheet (2), and a second or top sheet (3). The mattress belt (1) has sides (10) that fit around... | 08/04/1992 |
| 5134737 | Patient bed system An extension assembly for converting an existing bed or the like to a patient care bed. The extension assembly includes a mattress and extension platform supported by legs on one side and by an existing bed on the other side. The extension further include... | 08/04/1992 |
| 5134738 | Stretcher for use in mines A stretcher for use in confined areas such as a mine tunnel for transporting sick or injured persons which is constructed for mounting on sideboard structure of a conveyor in the mine tunnel. The stretcher includes a frame having a generally flat portion ... | 08/04/1992 |
| 5134739 | Therapeutic and preventive device for giving a set position to lower limbs A device for giving a set position to the lower limbs of persons required to remain in a supine position for an extended period, comprises a central block (1) which is provided with two side support surfaces (2a and 2b) for the legs of the person. The two... | 08/04/1992 |
| 5134740 | Meditation support Meditation in the seated position with both knees flat on the floor is enhanced by a tapered seat that is provided with at least one recess to accomodate a heel. The taper of the support is downwardly toward the heel recess, thereby encouraging the medita... | 08/04/1992 |
| 5134741 | Bridge structure prefabricated with positive imprint end panels The method comprises: the prefabrication of pairs of frames (21, 23) having a shaped surface (25) in order to form, in two contiguous segments or blocks (11), matched coupling surfaces for perfect in situ coupling; the arrangement of a plurality of spaced... | 08/04/1992 |
| 5134742 | Vehicle washing apparatus A curtain used in a mechanized vehicle washing system includes a base mounting the curtain for reciprocating motion and a plurality of elongated strips hanging downwardly from the base. Each strip has two opposite side surfaces. A plurality of independent... | 08/04/1992 |
| 5134743 | Toothbrush for controlling brushing-stroke A toothbrush for controlling brushing-stroke comprises a brush portion studded with bristles; a handle portion extended from the brush portion; a cavity associated with the handle portion for defining a space; and a moving member placed within the space f... | 08/04/1992 |
| 5134744 | Beater brush roller of vacuum cleaner beater brush assembly A beater brush roller of a vacuum cleaner beater brush assembly comprising a body assembly including a semi-cylindrical brush body having a helical brush strip integrally provided therewith, a semi-cylindrical beater body including a helical beater strip ... | 08/04/1992 |
| 5134745 | Paint trimming devices An improved paint trimming device of the pad type, for precisely painting surfaces up to but not beyond a junction. The base of the device, to which the pad is secured, is provided with a hand grip and an edger in the form of a face plate which extends a ... | 08/04/1992 |
| 5134746 | Cleaning material A cleaning material designed for removing difficult stains and dirt from smooth and textured surfaces. The material is made of a plurality of flat chisellike synthetic fibers which are somewhat pliant and protrude from a backing designed to hold the fiber... | 08/04/1992 |
| 5134747 | Universal paint brush guide A U-shaped mounting member which is attached to the ferrule of a paint brush. The mounting member has a guide pin holder formed at its base adapted to hold a guide pin. The guide pin is inserted into the guide pin holder and is slidably and rotatably oper... | 08/04/1992 |
| 5134748 | Surface cleaning device A surface cleaning system which allows a sponge or other cleaning element to receive cleaning fluid transported by conduit from a pressurized cleaning fluid container and to apply the same to a surface to be cleaned. A vacuum source extracts the used clea... | 08/04/1992 |
| 5134749 | Vacuum cleaner A vacuum cleaner includes a cleaner body to which an intake hose is connectable, traveling members for enabling the traveling of the cleaner body, and an obstacle-escaping angularly-movable member angularly movably mounted on the cleaner body. A dust coll... | 08/04/1992 |
| 5134750 | Cleaner with conversion valve arrangement A cleaner suction nozzle is provided in which provisions are made for a nozzle height elevation arrangement and a hose conversion valve arrangement. The hose conversion valve arrangement works in conjunction with the nozzle height elevation arrangement so... | 08/04/1992 |
| 5134751 | Hand-held vacuum cleaner A hand-held vacuum cleaner including a housing having mating first and second half housing elements. The housing has a handle and a nozzle. A motor is mounted within the housing for driving a shaft. A fan is mounted on the shaft for rotation therewith. A ... | 08/04/1992 |
| 5134752 | Vacuum cleaner A vacuum cleaner includes two blowers connected in series, one upstream of the filter and the other downstream.... | 08/04/1992 |
| 5134753 | Luggage caster A roller assembly or caster for an article of luggage has a casing or housing set into the bottom wall of the article and a stirrup affixed to an upper wall of that housing in which a roller is rotatable. The roller projects through an opening in a genera... | 08/04/1992 |
| 5134754 | One-piece pull having snap-in action A one-piece pull comprises a generally box-shaped one-piece part having an opening in a face thereof, a pair of opposing side walls, a bottom wall and an upper wall, with the side walls, upper wall and bottom wall each having flange members formed integra... | 08/04/1992 |
| 5134755 | Method and apparatus for controlling a drafting unit A method and apparatus for controlling a drafting unit for textile slivers. The driving apparatus for the drafting unit is controlled by a main control and at least one auxiliary control. The drafting unit includes an upstream measuring element and a down... | 08/04/1992 |
| 5134756 | Capped shank A method and apparatus for molding a plastic cap on a preformed metallic shank includes inserting the shank on a strip material by a shank insertion device such that a head of the shank is elevated above the strip material. A molding device, having an ope... | 08/04/1992 |
| 5134757 | Quick release fastener A fastener having five parts. A flexible material such as canvas is apertured at a point of connection and a first washer having a boss axially receives the apertures so that the material overlies the washer. The material is held in sandwiched relation be... | 08/04/1992 |
| 5134758 | Niche construction and method A niche construction comprised of a wall of reinforced concrete which has a surface with recesses formed therein which have openings which extend to the surface, box liners of non-combustible plastic material which have fiberglass fibers disposed therein,... | 08/04/1992 |
| 5134759 | Plate and separator containing such a plate for seizing and separating threads A plate for a separator for the successive seizure and separation of threads held in an array has a leading edge and at least one hook-shaped recess in the leading edge. The recess has a depth in the direction of plate movement which is greater than half ... | 08/04/1992 |
| 5134760 | Method of forming an ornament A method of forming ornament elements in which a piece of material has its lateral ends folded over to form a tube of material and the tube is cut at positions along and transverse to the tube axis to form loop elements. Each loop element is then creased ... | 08/04/1992 |
| 5134761 | Electrical insulating oil composition and capacitors prepared therewith A new electrical insulating oil composition having improved low temperature characteristics which composition comprises a mixture of 40% by weight or more of benzyltoluene and the remainder of alkyl substituted diphenylmethane having 15 to 17 carbon atoms... | 08/04/1992 |
| 5134762 | Combination alignment cylinder boring and deck milling device A combination cylinder boring and deck milling machine that has horizontal and vertical tools that can be used for drilling or machining a work piece.... | 08/04/1992 |
| 5134763 | Core insert machine and process A machine for inserting foam cores within the coil springs of a mattress or similar device having a series of spiral coil springs. The machine has a series of hollow receptacles for accommodated the cores above and aligned with one row of coil springs of ... | 08/04/1992 |
| 5134764 | Anti-theft hand brake In an anti-theft hand brake arrangement for a motor vehicle having a ratchet release mechanism operable by a push button, exposed at the end of a handbrake lever, the push-button incorporates a cylinder lock. In the locked condition, the push-button may s... | 08/04/1992 |