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"During my service in the United States Congress, I took the initiative in creating the Internet."
Al Gore ; The basis for the later misquote by US Republicans that Gore had "invented" the Internet. Gore was the leading political champion of the modern-day Internet.
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| Number | Title | Issue Date |
| 5062552 | Spout for different size cans The present invention pertains to a development of can caps for cans 1, 2 whose lids have a circular edge bead 3 as well as a wall section 4 that can be torn up to form a pouring opening 5. In order to close cans 1, 2 of different diameters with the same ... | 11/05/1991 |
| 5060855 | Fuel-fired heater for motor vehicles An arrangement for space heaters for motor vehicles, which are fired with liquid fuel including, (depending on the type of burner used), a glow plug for either igniting a fuel/air mixture and/or vaporizing fuel. Only one type of glow plug, i.e., a glow pl... | 10/29/1991 |
| 5059122 | Dental scaler A dental scaler comprises a hollow sleeve and, arranged inside it, a vibrating piezoelectric transducer bearing a scraper, the extremity of which protrudes from the sleeve, and includes an amplifier connected to the transducerk. The transducer includes a ... | 10/22/1991 |
| 5058483 | Cartridge feed mechanism for an automatic firearm A cartridge feed mechanism of an automatic firearm is mounted pivotably on a drive housing. In the pivoted-up position, a coupling tongue 15 of the transmission shaft 9 of the cartridge feed mechanism engages with a coupling groove of a drive sleeve of th... | 10/22/1991 |
| 5058288 | Plumb bob device for determining the bed height of bulk material in a shaft furnace The present invention pertains to a plumb bob device for determining the bed height of bulk material in a shaft furnace. The winding drum 1 for unwidning and rewinding a cable 5 or a chain with a plumb bob 6 suspended at its end is driven by a hydraulic m... | 10/22/1991 |
| 5059088 | Suction lifter for a material handling device According to the invention, a suction lifter for a material handling device is provided for work pieces with suction surfaces. At least one pneumatic, double acting working cylinder is provided with a suction cup arranged at an end of the piston rod. A pi... | 10/22/1991 |
| 5057799 | Damping device A damping device for HF signals with an analog-energizable attenuator, for drift-free generation of the analog control signal, in which any damping characteristics and corrections that may be necessary can be taken into account in a simple manner and indi... | 10/15/1991 |
| 5057280 | Gas measuring and warning device A gas measuring and warning device includes a test tube which is traversed by the gas to be detected and with a photoelectric sampling means which contains an imaging optical system by which the test tube reaction image is projected onto the photo-sensiti... | 10/15/1991 |
| 5057723 | Linear motor A linear motor comprising a center yoke made of a ferromagnetic material; outer yokes made of a ferromagnetic material, having permanent magnets, each having magnetic poles on the inner and outer surfaces thereof and fixed to the inner surface of the oute... | 10/15/1991 |
| 5055152 | Easily separable laminated/perforated film for packings, and its manufacturing method The present invention relates to an easily separable laminated/perforated film for packings, that can seal the contents under transportation and storage situations and can be formed to the situation for communicating the container interior with the extern... | 10/08/1991 |
| 5054714 | Aircraft tractor without tow-bar with adjustable tow arms The aircraft tractor arrangement maintains a uniform degree of reliability with which the nose wheel landing gear, which is standing on a lifting platform that is arranged on the front part and extends into a recess (26), is held down on the surface of th... | 10/08/1991 |
| 5054607 | Drive station for a longwall conveyor A drive station for a longwall conveyor includes a sprocket wheel mounted in the drive head of a machine frame and with a drive unit flanged to the sprocket wheel. The lateral walls of the machine frame are formed in the region of its drive head as guide ... | 10/08/1991 |
| 5054563 | Electrical hand tool An electrical hand tool, powered by a battery, for use as a screwdriver or drill, is provided with a subcompartment 19 for the battery 20. The housing 1 consists of a drive compartment 2 and a handle component 3. In order to construct a compartment 18 for... | 10/08/1991 |
| 5054225 | Gunsight flexibility and variable distance aiming apparatus A gunslight aiming device which employs various methods of image transmission to allow the user of a weapon to be positioned at various locations spaced from the weapon thereby permitting a wider variety firing positions, faster aiming between firing, and... | 10/08/1991 |
| 5054814 | Passive type seat belt mounting structure The present invention relates to a passive type seat belt mounting structure wherein the seat belt is forcibly loaded around the body of the occupant upon he/she sitting down in a vehicle seat and closing a door, wherein a shoulder retractor and a lap ret... | 10/08/1991 |
| 5053657 | Miniature motor A miniature motor comprising a stator having a permanent magnet field fitted to the inside of a motor case, a rotor having a rotor winding and rotatably supported in such a manner as to face the stator, a commutator provided at an end of the rotor, and a ... | 10/01/1991 |
| 5053478 | Production and processing of thermally stable polyenaminonitriles Production of polyenaminonitriles including those which can be cyclized to very stable poly(aminoquinolines) without the evolution of any small molecules and thus in a manner free of volatiles. The polyenaminonitriles are polymers which have desirable die... | 10/01/1991 |
| 5052213 | Exhalation air analysis device An exhalation air analysis device, in particular for alcohol analysis including a flow duct coming from the tested person to a testing housing having a movable duct element with a recess. The duct element can be adjusted in two different settings in the h... | 10/01/1991 |
| 5053634 | Waterproofing device for control circuit used in outboard engines A waterproofing device for an outboard engine control circuit having a hydraulic pump for lifting and lowering a propeller from and into the water, a motor for driving the hydraulic pump, and a control circuit for controlling the motor, comprising waterpr... | 10/01/1991 |
| 5051052 | Aircraft tractor without tow-bar The present invention pertains to an aircraft tractor without tow-bar. The arrangement avoids relative movement between the nose wheel of the aircraft and the tractor lifting platform by making the lifting platform (24) rotatable around a longitudinal axi... | 09/24/1991 |
| 5050318 | Drier racking system A drier racking system for use in drying produce in a barn which includes an endless conveyor to which are attached a plurality of containment devices. The conveyor extends from a door of the barn to an inner region of the barn. The containment devices op... | 09/24/1991 |
| 5050426 | Method for determining the reliability of men's contraceptives Method for determining the reliability of men's contraceptives, characterized by submerging the contraceptive in a liquid, injecting a liquid in impulses into the contraceptive, and generating shock waves.... | 09/24/1991 |
| 5048958 | Self-focusing optical system for spectrophotometric measurements and the like, with optical fiber sensors An optical system comprising a cavity for spectrophotometric measurements and the like with a first cylindrical refraction index gradient lens matched to an optical fiber. A second cylindrical refraction index gradient lens is provided disposed approximat... | 09/17/1991 |
| 5049053 | Metal mold for molding anisotropic permanent magnets Anisotropic rare-earth permanent magnets characterized in that an aggregate of a plurality of blocks, to each of which anisotropy is imparted, is formed using powders of magnetic material containing rare-earth elements, and the adjoining blocks are powder... | 09/17/1991 |
| 5048866 | Seat belt mount mechanism This invention is directed to a useful improvement in a seat belt mount mechanism for use in an automotive vehicle of the type that an anchor plate adapted to support a shoulder anchor for holding the seat belt extending through an opening defined therein... | 09/17/1991 |
| 5048752 | Method and apparatus for heat carrier circulation for a vehicle heating system having a heater independent of the engine A heat carrier circulation for a vehicle heating system includes a heater independent of the engine. The heat carrier circulation contains a forward line which leads from the internal combustion vehicle drive engine to a heating system heat exchanger for ... | 09/17/1991 |
| 5048620 | Method for air rotary drilling of test wells An apparatus for air rotary drilling in saturated unconsolidated deposits. It consists of a drill rod connected to a drill bit and a drill casing surrounding the drill rod which defines a well in a drilled region. A pressurized air source is connected to ... | 09/17/1991 |
| 5048517 | Recirculating positive-pressure respirator A respirator for recirculating breathing gases, comprises an expiration bag in which an internal tension spring is provided for compressing the bag, and an inspiration bag which can be connected to a respiration gas source. A CO2 -binding chemi... | 09/17/1991 |
| 5048313 | Circular knitting machines with thread guide having support cam for yarn The invention relates to an improved knitting machine, either with latch needles or with compound needles, in which for each feeding station a thread guide is provided which is placed at a certain distance above the rising zone of the needles and is fitte... | 09/17/1991 |
| 5046211 | Device for cleaning vehicle parts, in particular glass panes of vehicles The present invention pertains to a process and a device for cleaning parts, in particular glass panes (2) of vehicles to prepare them for subsequent treatment processes, such as application of adhesive, etc. The cleaning device (1) comprises a wiping ele... | 09/10/1991 |
| 5044734 | Electro-optical flat-design display device, in particular LCD area The invention relates to an electro-optical flat-design display device, in particular to an LCD area, comprising a flat-design housing 1 having at least one line of display elements 10 forming the front 8 of the housing 1, and comprising a backlighting de... | 09/03/1991 |
| 5044203 | Pressure measurement device for fluids flowing in lines The invention relates to a pressure measurement device (1) for fluids flowing in lines (5, 6), particularly for the flexible tubing lines of pressure-controlled roller pumps (22) for use in arthroscopy and urethroscopy. A membrane (8,8') is provided such ... | 09/03/1991 |
| 5045097 | Soot filter for diesel-powered vehicles A soot filter for diesel-powered vehicles has two diesel particle filters which are connected to a preliminary muffler via separate ducts, which open radially into a filter prechamber. The exhaust gases can be sent through one of the diesel particle filte... | 09/03/1991 |
| 5042864 | Angularly movable seat construction for use in vehicle with sliding doors A seat construction for a vehicle includes a driver's seat angularly movable about a generally vertical axis toward a door opening formed in a side portion of a vehicle body. When a sliding driver door is opened, the driver's seat is angularly moved towar... | 08/27/1991 |
| 5042471 | Respirator with several regeneration cartridges and breather bags A respirator with regeneration of the respired air by several chemical fillings, which emit oxygen and bind carbon dioxide and are disposed in parallel in the respiratory passage between a mouthpiece and a breather bag is to be improved, so that a uniform... | 08/27/1991 |
| 5040555 | Inflatable umbrella An inflatable umbrella includes an inflatable canopy member made of first upper and lower sheets and having a central portion, a plurality of elongated air compartments which extend radially from the central portion and which are spaced apart from each ot... | 08/20/1991 |
| 5040530 | Sprayable composition using acetone solvent A breathing mask with a half mask and a nape band is to be improved such that secure contact of the mask in the entire nose and mouth region of the mask user is ensured by the nape band. The mask is thus effectively prevented from slipping despite the fac... | 08/20/1991 |
| 5038772 | Closed-cycle breathing equipment A closed-cycle breathing equipment and gas mask for operation under pressure with a pressurized air source for respiratory air and with an air bag being under prestress during the inspiration phase includes an arrangement where the prestress is decreased ... | 08/13/1991 |
| 5038612 | Ultrasonic measuring device An ultrasonic measuring device for determining motion parameters of moved bodies, in particular path, speed, acceleration, slip and the like, comprising first and second ultrasonic transducers supported in a housing. Each of the ultrasonic transducers (tr... | 08/13/1991 |
| 5038767 | Device for treating respiration gas with an oxygen-releasing chemical cartridge A device for processing respiration gas with a filling of an oxygen-releasing chemical in a cartridge that can be received in a housing to which the respiration gas connection can be connected. The filling can be accommodated in a simple, inexpensive cart... | 08/13/1991 |
