Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 4202052 | Extendable infant sheet and sleeper A crib sheet for retaining an infant in a central region of a crib or bed and preventing such an infant from displacing a blanket covering when unattended. The sheet includes a central pleat which extends along the entire sheet length and is sewed or othe... | 05/13/1980 |
| 4202053 | Weather-proof garment A water-repellent garment for particular use by meter readers. The garment is of a flexible material having a front panel including an opening in which is releasably secured a rigid, fog-proof, transparent window, to enable the reader to see through the w... | 05/13/1980 |
| 4202054 | Collar construction This disclosure relates to a collar construction which is adapted to be secured to the neckline of a garment such as a shirt, sportshirt or the like. The collar comprises an elongated panel which includes pointed wings at opposite ends thereof, a free mar... | 05/13/1980 |
| 4202055 | Anchorage for highly stressed endoprostheses An implantable prosthesis anchorage which contains a non-porous outer coating in the regions which is positioned in contact with bone. The non-porous outer coating consists of (i) at least one bioactive resorbable ceramic material which is a calcium phosp... | 05/13/1980 |
| 4202056 | Toilet waterfall A toilet waterfall including a cover member arranged to fit on the open top of a flush tank of a conventional toilet and having a series of drip pans supported thereabove in superposed, staggered relationship so that water delivered upon flushing of the t... | 05/13/1980 |
| 4202057 | Device for receiving and disposing of urine from bedridden women A device for receiving and disposing of urine from bedridden women is disclosed. The device comprises a receptacle which anatomically conforms to the shape of the female genitalia so as to prevent dripping and is provided with a urine receiving opening an... | 05/13/1980 |
| 4202058 | Female urinal A urinal for supine use. The urinal has a flexible inner liner cooperating with a rigid outer shell to define a generally oval-shaped receiving chamber. Edge portions of the inner liner protrude beyond the outer shell and are deformable to sealingly engag... | 05/13/1980 |
| 4202059 | Reversible shower curtain A reversible shower curtain includes a two sheet laminate, each sheet being co-extensive, and a curtain header structure including a stiffening strip attached to an upper edge of one sheet and a covering strip over said stiffening strip. The covering stri... | 05/13/1980 |
| 4202060 | Openable bath An openable bath, principally for baths for elderly or handicapped persons, is made up of two parts 2, 3 one of which can pivot with respect to the other about a vertical axis. The fixed part 2 of the bath body 1 includes a stopcock assembly 21 governed b... | 05/13/1980 |
| 4202061 | Lavatory wastewater disposal system for aircraft In an airplane having a pressurized passenger section, with a lavatory sink. The waste water from the lavatory sink is directed either to a toilet tank where it is stored, or to a drain mast line where it is discharged overboard during in-flight operation... | 05/13/1980 |
| 4202062 | Knock-down invalid bed A knock-down invalid bed having a main frame supported at its ends by head boards and separable into two halves at its midlength. Attached to each half are pivoting sections of a pair of tubular mattress-supporting subframes adjustable to support a patien... | 05/13/1980 |
| 4202063 | Patient lifting device A hollow beam is supported in cantilever fashion at one end on a frame and has laterally spaced rail flanges along its lower edges. A carriage has rollers on each corner which are supported on the rail flanges. A cable drum extends longitudinally of the c... | 05/13/1980 |
| 4202064 | Unit for vertical and horizontal personal transport A coordinate-type hoist device for lifting a handicapped person and allowing the person to move throughout a room. The device consists of two fixed rails disposed parallel to each other and presumably near the ceiling of the room. Two transverse rails rid... | 05/13/1980 |
| 4202065 | Collapsible baby enclosure An infant's crib construction is described which is collapsible to a compact bundle. The crib includes a baby enclosure of a pliant material and a frame of elongate substantially parallel side rods held in a spaced apart, erected position by beyond-center... | 05/13/1980 |
| 4202066 | Method of heat setting footwear A method of rapidly heat setting a shoe on a last wherein the shoe is subjected to dry air at elevated temperature, the air moving at a velocity at the shoe exterior of not less than five (5) meters per second for not more than three and one-half minutes.... | 05/13/1980 |
| 4202067 | Motorized work device with flexible shaft A device for providing an angularly displaceable work tool at a point removed from the power source comprising drive means, switch means associated with the drive means for actuating the drive means between ON and OFF positions, a drive shaft connected to... | 05/13/1980 |
| 4202068 | Portable scrubbing tool A lightweight pneumatic powered portable scrubbing tool is disclosed, having a scrubbing brush member that is rotated by a cylindrically-shaped elongated air powered motor. The motor shaft is affixed to the brush member and supports the brush member. The ... | 05/13/1980 |
| 4202069 | Window cleaning apparatus A vehicle windscreen cleaner device comprises a container which can be fastened to or is made integral with a windscreen wiper arm. The container is cylindrical and a portion of one side wall is grid-like with apertures. Either a part of the side wall or ... | 05/13/1980 |
| 4202070 | Vacuum apparatus with concrete housing, and method of constructing same A car wash vacuum cleaner and the method of making same is disclosed. The car wash vacuum cleaner comprises an inner shell means. A plurality of vacuum motors are secured within the inner shell means and adapted to provide a suction means therein. A monol... | 05/13/1980 |
| 4202071 | Apparatus for washing and drying phonograph records An apparatus for washing and drying phonograph records including a tank to contain a washing solution, and a phonograph record to be cleaned is mounted vertically for rotation within the tank. The washing solution is drawn in the bottom of the tank by a p... | 05/13/1980 |
| 4202072 | Antifreeze means for car-wash wet-vacuum cleaning machines A self-service, wet-vacuum cleaning machine for carpets, upholstery, and the like, utilizes a hand-held tool attached to both a vacuum hose and a hot water hose. A motor driven pump operates for a metered time to provide hot water under a high pressure in... | 05/13/1980 |
| 4202073 | Moisture stripping device for film cleaning apparatus A moisture stripping device for non-evaporatively stripping moisture from a moving film such as a photographic motion picture film. The film is cleaned in a liquid bath which has ultrasonic energy applied thereto. The film leaves the bath and passes throu... | 05/13/1980 |
| 4202074 | Curtain suspension devices A curtain suspension device comprising a curtain board having a horizontal hole at each end for fastening upon a pair of stem brackets, each of which comprising a wall plate having peripheral holes for fastening to a wall by means of screws, and a central... | 05/13/1980 |
| 4202075 | Device for filling a shirred tubular casing Disclosed is a calibrating device for expanding and controlling the draw-off speed of a shirred tubular casing 4a from the stuffing horn 1 of a stuffing machine during the filling thereof. This device comprises a hollow calibrating pipe 2 having a central... | 05/13/1980 |
| 4202076 | Suction crab picker system suitable interalia for home use A crabmeat extraction apparatus and method for extracting the meat of the crab from its inner meat cavities using uniquely designed cleaning probe and conveying tube used in association with a standard home vacuum cleaner as a suction source to pull the c... | 05/13/1980 |
| 4202077 | Crab peeler Crab meat is removed from cooked crabs by placing the cooked crabs on a platform and then subjecting them to an increasing, almost vertical, pressure by passing a convex surface over them. The meat is thereby expressed from the peel and falls into a recep... | 05/13/1980 |
| 4202078 | Depither An improved apparatus for depithing fibrous vegetable material, such as sugarcane bagasse, comprises a rotary hammer assembly suspended from a rigid framework that is supported removably on an upright enclosure which itself is supported in functioning pos... | 05/13/1980 |
| 4202079 | Cotton gin feeding system Cotton on a rick is placed upon a slab adjacent to the gin. A feeder unit having a plurality of drums advances against the rick to move the cotton from the rick onto conveyors to feed the cotton gin. The feeder unit is reversible, so that as soon as a ric... | 05/13/1980 |
| 4202080 | Mass spectrometer filter A process for producing mass filters for use in mass spectrometers. Several electrodes having precisely shaped surfaces must be held in precisely determined positions with respect to each other. Insulators are placed into position on the surface of a mand... | 05/13/1980 |
| 4202081 | Method of assembling a pressure sensor A method of assembling a pressure sensor is disclosed. The sensor includes an aneroid capsule and an electrical circuit secured to opposite sides of a first insulator. The capsule and circuit are electrically interconnected. Second and third insulators ar... | 05/13/1980 |
| 4202082 | Method of manufacturing spherical bearings and parts therefor A method of manufacturing a spherical bearing rod end having an outer race member, an intermediate member of yieldable material within and supported by said outer race member and an inner race operationally supported by said intermediate member comprising... | 05/13/1980 |
| 4202083 | Method of making a furniture leveling device A method of making a furniture leveling device and product wherein a metal blank is stamped to provide at least a pair of openings which upon further shaping of the blank into a C-shape become aligned, one of the openings having a portion of the blank ext... | 05/13/1980 |
| 4202084 | Machining process for the in situ mounting of displaceable guide blades in a spiral tank of a hydraulic machine The present invention relates to a machining process especially suitable for facilitating the construction of large turbines wherein displaceable guide blades for directing fluid to the rotor have to be provided on the downstream side of the volute or spi... | 05/13/1980 |
| 4202085 | Apparatus and method for installing rows of U-shaped tubes in a heat exchanger A support assembly for two rows of U-shaped tubes comprises a U-bend rack which aligns and holds the U-bend portions of the tubes in a plurality of leg racks which align and hold the straight leg portions of two rows of tubes, the support assembly is util... | 05/13/1980 |
| 4202086 | Method of assembling the parts of a heat exchanger, and a heat exchanger thus assembled A method of assembling the parts of a heat exchanger, in which a pipe bundle is lowered into an open-topped vessel, and a wall of the bundle is secured to the wall of the vessel by welding. Prior to placing the bundle in position, a sealing ring is provid... | 05/13/1980 |
| 4202087 | Device for retaining setting cables A setting cable retainer device for aligning and securing precast sections in an excavated shaft of a water well or the like, the device having a receiver guide unit secured to or cast in the section and a cable retaining strap which upon proper engagemen... | 05/13/1980 |
| 4202088 | Spark plug boot puller A tool for the removal of lead wire boots from the spark plugs of internal combustion engines. The tool has an L-shaped steel hook adapted to engage the underside of a spark plug boot and permit its removal by an upward pulling of the tool. The tool has a... | 05/13/1980 |
| 4202089 | Splat-cooled instrument flexure and method to fabricate same A machine for manufacturing high strength flexure hinges having use in accelerometers. A source of metal material is splat-cooled after it has been heated to a molten state. An induction heater heats the metal material to the molten state and the molten m... | 05/13/1980 |
| 4202090 | Lined curvilinear support cradle and a method for manufacturing the same A curvilinear cradle for supporting an object such as a pipe has a durable polyurethane elastomer lining on its concave surface to thereby prevent wear due to movement of the supported object. The cradle also has at least one mounting bracket attached to ... | 05/13/1980 |
| 4202091 | Method of manufacturing a hybrid framework consisting of metallic plate and projection made of synthetic resin When constructing an electrical or electronic device or mechanical device such as a tape recorder, the framework therefor must be provided with various projections for installing various components to be contained therein, or something such as a spring fo... | 05/13/1980 |
