"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 5832943 | Picnic table cover A semicylindrical cover for a table, especially an outdoor picnic table, that may be placed over food and drink that is left on the table, for protecting the food and liquid refreshment while a family or other group temporarily leaves the table unattended... | 11/10/1998 |
| 5832944 | Valve for a steam turbine and method of actuating the valve A valve for a steam turbine includes a valve housing having a sealing seat disposed therein which interacts with a sealing piece, a valve spindle for actuating the sealing piece, and a drive for actuating the valve spindle. The drive includes an electric ... | 11/10/1998 |
| 5832946 | Low profile battery refill system A low profile battery refill system employing swiveling three-port tubing connectors, enabling a standardized routing configuration and the use of interchangeable tubing connector components.... | 11/10/1998 |
| 5832947 | Gas shut-off and pressure relief valve for a high pressure gas vessel A gas valve (10) includes a shut off valve mechanism (11) with a control stem having two annular grooves (54) that receive a deformed teflon sealing member (52) to seal the control stem against leakage. The gas valve (10) also includes a pressure relief v... | 11/10/1998 |
| 5832948 | Liquid transfer system The liquid transfer system includes a liquid supply tank and at least two pressurizable liquid holding vessels. The liquid holding vessels are placed beneath the supply tank, and a liquid supply line connects the supply tank to each vessel. The liquid sup... | 11/10/1998 |
| 5832949 | Control valve The invention provides a control valve wherein a restrictor can be formed simply in an oil passage for introducing pressure oil on the downstream side of an orifice into a pressure chamber. The control valve is generally constructed such that pressure oil... | 11/10/1998 |
| 5832950 | Fuel interruption means of fuel tank In a fuel interruption device for a fuel tank, a main valve is prevented from opening as a result of the action of an auxiliary valve during closure of the main valve; and more specifically, an auxiliary valve which is caused to move up and down by a floa... | 11/10/1998 |
| 5832951 | Pneumatic control A pneumatic control apparatus and method controls gas pressure inside a tire mounted on a wheel which rotates about the centerline of an axle. A bleeder valve is mounted on a body coaxially aligned with the axle centerline and is in fluid connection with ... | 11/10/1998 |
| 5832952 | Valve assembly with reversible stop A valve assembly 20 includes a housing or bonnet 22 and a stem 24. The valve assembly 20 further includes a thrust washer 26, an O-ring 28, a reversible stop 30 and a retainer 32. A coupler 34, a rotatable ceramic disk 36, a fixed ceramic disk 38 and a bo... | 11/10/1998 |
| 5832953 | Overfill shut-off system for liquid storage tanks An improved overfill shut-off system for a liquid storage tank includes a passage having an inlet end and an outlet end, a valve seat in the passage, a plunger that is movable within the passage for the purpose of engaging the valve seat to impede flow of... | 11/10/1998 |
| 5832954 | Check valve assembly for inhibiting Helmholtz resonance A check valve assembly is disposed in a flow path of a high pressure hydraulic actuating system between a source of pressurized fluid and a pressure responsive mechanism to limit flow to a single direction therebetween. A valve housing defines a fluid pas... | 11/10/1998 |
| 5832955 | Method for detecting valve play in a cylinder valve actuated by an electromagnetic actuator A method is provided for detecting play between a cylinder valve of a piston engine and an electromagnetic actuator that actuates the cylinder valve. The electromagnet has a closing electromagnet and an opening electromagnet, two restoring springs and an ... | 11/10/1998 |
| 5832956 | Three valve controlled vent manifold A three valve manifold having body, flange and web sections has primary flow blocking and crossover valves operatively disposed in the body. Vent ports are disposed in a rear surface of the body, and vent port control valves that controllably direct and s... | 11/10/1998 |
| 5832957 | Valve having at least one annular valve seat element A valve is described, with at least one annular valve seat element (15; 22), with a spindle (26) and with a closing part (25) which is connected to the latter and the center point of which lies in the axis of the spindle (26). The closing part (25) can be... | 11/10/1998 |
| 5832958 | Faucet An improved faucet generally comprises a housing, a hot water inlet, a cold water inlet, a hot water outlet, a cold water outlet, a hot water pipe, a cold water pipe, a ball valve, and a spout. The ball valve is provided with water passages such that the ... | 11/10/1998 |
| 5832959 | Stopcocks A stopcock comprises a hollow barrel which receives in a rotatable manner a co-operating tap. A section of the tap is formed with holes which allow communication between selected hollow spigots extending from the barrel. A further section of the tap of la... | 11/10/1998 |
| 5832960 | Wire harness protector In a wire harness protector, a pipe wall has a structure in which wall portions rectangular in section and wall portions circular in section are disposed alternately in the longitudinal direction, a cutting line used for insertion of the wire harness and ... | 11/10/1998 |
| 5832961 | Method and apparatus for manufacturing a woven slide fastener stringer A holes whereby the frame is adapted for receipt of foundation warp yarns of a fastener tape. A mandrel projects from the frame for shaping a thermoplastic resin monofilament into a fastener element. An anchoring-weft-yarn carrier bar and a foundation-wef... | 11/10/1998 |
| 5832962 | System for making absorbent paper products A papermaking fabric, particularly useful as a throughdrying fabric, which has shute and warp threads woven together to define a top surface plane on the sheet side containing only a number of relatively long warp knuckles at locations where one of the wa... | 11/10/1998 |
| 5832963 | Shaftless roller for lead forming apparatus A shaftless roller for lead forming apparatus for scratch-free, precision forming of leads on a semiconductor device. The shaftless roller includes a semi-cylindrical cavity disposed in the lead forming apparatus. A cylindrical rod is rotatably fitted int... | 11/10/1998 |
| 5832964 | Cable tie tensioning and severing tool A cable tie application tool having a severance blade positioned between a blade guard and a boss, and a biasing mechanism extending from a bore in the boss, wherein the biasing mechanism forces the severance blade to remain in planar contact with the bla... | 11/10/1998 |
| 5832965 | Aerosol container filling apparatus In accordance with the present invention, the filling apparatus for charging a pressurized aerosol container with a liquid product utilizes a male injector depending from a liquid reservoir in conjunction with a female valve of the container. The aerosol ... | 11/10/1998 |
| 5832966 | Apparatus and method for controlled penetration of compressed fluid cylinders A drill assembly for penetrating a wall of a container is provided. The container is supported by a platform within a recovery vessel. The drilling assembly allows removal of a fluid from the container. The drilling assembly includes a tube for lining a f... | 11/10/1998 |
| 5832967 | Vapor recovery system and method utilizing oxygen sensing A system and method for recovering a gasoline vapor/air mixture from a vehicle tank during the dispensing of gasoline from a storage tank into the vehicle tank in which the flow of the mixture from the vehicle tank to the storage tank is induced during th... | 11/10/1998 |
| 5832968 | Fuel overfill warning device A fuel overfill warning device including a vent tube. A whistle alarm is positioned within the vent tube. A pair of flexible hoses engage opposing end portions of the vent tube. The whistle alarm will emit an audible signal as air is forced out of the ven... | 11/10/1998 |
| 5832969 | Fluid powered bubble machine with spill-proof capability An apparatus for producing both bubbles and streams of water that because of its unique geometry and design, will when oriented in any position prevent spillage of its bubble solution when filled to the fill line or below, and is capable of automatic and ... | 11/10/1998 |
| 5832970 | Liquid dispensing nozzle A liquid dispensing nozzle for dispensing a liquid into a receptacle, and for recovering vapor from the receptacle during dispensing. The liquid dispensing nozzle (10) includes a body (12) defining a liquid passageway (14) therethrough and a vapor passage... | 11/10/1998 |
| 5832971 | Syringe filling and delivery device A fluid transfer device for accessing fluid from vials and ampoules includes a cannula assembly including a cannula having a lumen therethrough connected to a hub having an open proximal end. A filling straw includes a housing at its proximal end, a needl... | 11/10/1998 |
| 5832972 | Dilution dispensing system with product lock-out An apparatus and method for dispensing a dilute liquid concentrate with a diluent to form a dilute use solution for dispensing into a bottle. The dispensing apparatus 10 includes an aspirator 60 and a controller 50. The controller 50 includes an activatio... | 11/10/1998 |
| 5832973 | Sanitary carbon charging system Apparatus is provided for charging a bioreactor with feed material through a sight port in the bioreactor vessel wall without compromising sterility of the material or the vessel or releasing organisms from the vessel to the surrounding atmosphere.... | 11/10/1998 |
| 5832974 | Versatile air blow-gun A versatile air blow-gun is provided which includes a clamping assembly on the mouth of the gun. By use of the clamping assembly, a long scavenge pipe with a head bent at an angle can slide in or out when the clamp is loosened and be fixed at a desired po... | 11/10/1998 |
| 5832975 | Tree delimbing device A tree delimbing device having a self-aligning cutter head for delimbing a tree stem which is mounted on a frame by a rotational and pivotal support. A substantially inelastic flexible member connects the cutter head to the frame to limit movement of the ... | 11/10/1998 |
| 5832977 | Apparatus and method for making woodworking joints A dovetail joint jig for guiding a power tool for creating a dovetail slot in a first workpiece and a dovetail pin in a second workpiece includes a substantially flat main body portion having a slot portion on one side and a pin portion on an opposite sid... | 11/10/1998 |
| 5832978 | Joint arm for a joint arm awning In a joint arm for a joint-arm awning, the joint arm comprising an inner and an outer joint-arm section, which are connected with each other by way of a pivot joint, a gas spring being disposed between the inner and the outer joint arm sections, biasing t... | 11/10/1998 |
| 5832979 | Vertical blind having honeycomb-shaped vanes A vertical blind has individual vertically extending vanes that include vertically extending interior compartments. The compartments are created by bonding a corrugated or pleated first member to a generally planar second member. In the first several embo... | 11/10/1998 |
| 5832980 | Floating pivot sliding and swinging panel construction for doors and the like A swinging slide panel construction has panels which can slide relative to one another to open half of an opening, such as a doorway, and then swing together in a break-away mode for full access to the opening. One panel, which is pivotally fixed in the o... | 11/10/1998 |
| 5832981 | Construction and method of making heat-exchanging cast metal forming tool A one-piece cast metal heat-exchanging forming tool is prepared using an expendable porous preform that is cast in place within a cast metal forming tool. The expendable preform is thereafter extracted to leave behind a network of inter-connected pores an... | 11/10/1998 |
| 5832982 | Metal forming process Methods for semisolid manufacturing of precision parts, turbine rotors for example, comprised of high melting point alloys are given. Generally, a semisolid/thixotropic process is operated under vacuum utilizing a removable mold. The process preferably co... | 11/10/1998 |
| 5832983 | Casting mold for moldings A casting mold which enables an article to be molded by replacing only a specification-variable mold component for molding a section of the article when the specification of only that particular section has been modified, thus permitting reduced manufactu... | 11/10/1998 |
| 5832984 | Method of producing long steel products Molten steel is poured into a water cooled continuous casting mold in which the steel solidifies partially with the formation of a strand having a length and a peripheral shell. The strand has a cross-sectional surface area with one of a round shape, an o... | 11/10/1998 |