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"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 4215384 | Hose construction with electrical conductor for dissipating static electricity and method of making same A hose construction and method of making same are provided wherein such hose construction has an inside surface defining a passage for conveying fluid under pressure and an electrical conductor disposed along the hose construction and having a pair of opp... | 07/29/1980 |
| 4207920 | Swivel assembly for interconnecting two relatively movable conduits A swivel assembly for interconnecting a pair of relatively displaceable conduits comprises a pair of outer swivel fittings each connected via a respective outer pipe to a respective one of the conduits, and a pair of inner pipes each connected between the... | 06/17/1980 |
| 4200099 | Apparatus for the inhalation of medicinal agents Apparatus for inhalation of medicinal agents as an aerosol effluent from the apparatus which includes a housing with a venturi-shaped interior configuration providing a venturi constriction between an air inlet chamber and a aerosol exhaust chamber includ... | 04/29/1980 |
| 4198450 | Coating pipes and receptacles with a weighting layer or mass of steel slag aggregate The present disclosure is directed to a method of weighting gaseous or fluid transmission pipes and storage containers for under water use to maintain them at the greatest possible depth by applying a weighting layer or mass onto the pipe or container by ... | 04/15/1980 |
| 4196464 | Semi-conductive layer-containing reinforced pressure hose and method of making same A fibrous reinforced flexible hose for conveying fluids such as paint under pressure is provided with a composite core tube preferably simultaneously co-extruded from two or more synthetic polymers which are in intimate contact with each other. The inner ... | 04/01/1980 |
| 4195669 | Method of arresting crack propagation in line pipe characterized by ductile fracture A method for arresting a propagating crack in a steel line pipe characterized by ductile or mixed mode fracture which involves providing a mass of material on or around the pipe which is sufficient to constrain or reduce the outward acceleration of the pi... | 04/01/1980 |
| 4194536 | Composite tubing product Elongate, deformable, composite tubing for use in maintaining or controlling the temperature of a fluid conveyed therethrough comprising one or more tubular fluid conveyance lines or one or more tubular fluid conveyance lines disposed in heat transfer rel... | 03/25/1980 |
| 4193899 | Elastomeric systems having unusual memory characteristics This invention involves a process for the utilization of an unusual memory characteristic which is present in neutralized sulfonated elastomeric materials, wherein the process includes the steps of distorting or compressing the neutralized sulfonated elas... | 03/18/1980 |
| 4193105 | Pipe with an external sealing body A plastic pipe of a thermoplastic material, such as polyvinylchloride provided on its outside with a resilient sealing body of a polyurethane foam plastic, which has been foamed onto said outside and a layer of thermosetting resin with electrically conduc... | 03/11/1980 |
| 4190086 | Connector device for the quick coupling of floating hoses A quick coupling connector device, which is intended for use as a terminal connecting member for a floating hose piping. The connector device is composed of two floating parts, which define, when assembled, one single floating body with hydraulic seal pro... | 02/26/1980 |
| 4186778 | Hose construction having integral fire extinguishant and method of making same A hose construction and method of making same are provided wherein such hose construction is made primarily of combustible polymeric material and has a tubular inside surface defining a longitudinally extending passage for conveying a fluid therethrough a... | 02/05/1980 |
| 4184489 | Infusion tube access site An extra corporeal blood tube injection site comprising a smooth blood conduit or tube, an elongated elastomeric sleeve surrounding a section of the tube, and a C-shaped needle-impenetrable member extending along and partially surrounding the sleeve which... | 01/22/1980 |
| 4182580 | Underdrainage pipe An underdrainage pipe comprises a liquid-collecting pipe, protrusions on the liquid-collecting pipe, a filter layer around the liquid-collecting pipe and a liquid-conducting way, and the protrusions having at least one recess for each and the bottom porti... | 01/08/1980 |
| 4182581 | Pipe for underdraining A pipe for underdrainage comprises (1) a liquid-collecting pipe; (2) a plurality of discontinuous protrusions on the outer surface of the liquid-collecting pipe; (3) a filter layer capable of passing liquid while substantially excluding solids, the filter... | 01/08/1980 |
| 4181157 | Fire sleeving An article of protecting high pressure hydraulic lines, fuel lines and the like is disclosed. The article includes a silicone polymer coated and impregnated glass fiber woven sheet. The sheet is self-coiling and normally assumes the configuration of a coi... | 01/01/1980 |
| 4180101 | Device for closing-off the space defined between an inner pipe and an outer shield tube A device for closing off the space defined between an inner pipe and an outer shield tube comprises a sleeve of flexible resilient material having one end portion whose internal diameter is substantially equal to the external diameter of the inner end, a ... | 12/25/1979 |
| 4179320 | Recoverable articles Flexible hollow articles comprise an expanded elastomeric inner member and an outer restraining means. The restraining means has score lines thereon, and is made of a notch-sensitive material so that the score lines can be propagated through the material ... | 12/18/1979 |
| 4176691 | Apparatus for arresting propagating fractures in pipelines A device for arresting the propagation of a crack, split or fracture in a pipeline comprises a cylindrical sleeve of greater diameter than the pipeline and having an annular and end plate fixed at each end thereof, the assembly thus formed being arranged ... | 12/04/1979 |
| 4176662 | Apparatus for endoscopic examination An endoscope is disclosed having a propulsion mechanism and at least one transmitter at the distal end transmitting bursts of energy waves (radio frequency or ultrasonic) for tracking the position of the distal end through the use of two or more transduce... | 12/04/1979 |
| 4175882 | Hose conduits for drip- or trickle emission A hose conduit comprises an inner tubular fluid conducting space which is surrounded by a ringshaped space. Openings are provided in the wall of the inner hose leading into the ringshaped space. In the ringshaped space is provided a longway passage extend... | 11/27/1979 |
| 4163474 | Internally finned tube Fluid-carrying tubes for a heat exchanger are provided with internal longitudinal fins formed separately from the tube itself. One form utilizes individual elongated V-shaped strips biased radially outwardly by an annular sheet metal spring, with the tips... | 08/07/1979 |
| 4163561 | Fatigue resistant fittings and methods of fabrication A novel, fatigue resistant fitting of the joint ring type used between bolted, flanged sections of high pressure tubing is provided which safely and durably serves the dual functions of high pressure joint sealing and convenient instrumentation tap access... | 08/07/1979 |
| 4163619 | Corrugated drainage tubing with helically arranged drainage openings A thermoplastic corrugated drainage tube comprising annular peaks and valleys and a plurality of drainage openings internally cut about the circumference of each valley, the openings in each valley aligned with the openings in successive valleys along hel... | 08/07/1979 |
| 4161193 | Open ducts designed for ready disassembly and re-use Open ducts for ground heating of hothouses consist of flattened tubes of flexible material such as plastic. The tubes are slit open lengthwise, folded back over tensioned cords and secured by fasteners so as to form the edges of the ducts, the two ends of... | 07/17/1979 |
| 4157101 | Hose structure A hose that will withstand pressure and vacuum as well as resist kinking or collapsing in which the wall structure includes at least two radially spaced layers of monofilaments of textile material with a layer of elastomeric material separating the layers... | 06/05/1979 |
| 4153079 | Flexible hose lines A flexible hose line which may be used for loading and unloading oil tankers having a secondary fluid retaining reinforcement carcass to retain leakage and to indicate by radial expansion failure of the main carcass. The secondary carcass may be of high e... | 05/08/1979 |
| 4148341 | Long-distance heating conduit A long-distance heating conduit comprising one or more tubes which carry the heating medium, are laid in the conduit and are surrounded individually or jointly by at least one layer of heat-insulating material and are covered by at least one cover foil wh... | 04/10/1979 |
| 4148343 | Blow plate and blow tube assembly A blow plate and blow tube assembly. The blow tube conveys core-making sand from the blow plate to a cavity in a core box for forming a sand core utilized in metal casting. The blow plate has a discharge passage with female threads. The blow tube has a bo... | 04/10/1979 |
| 4137946 | Pressure vessel nut and lock screw arrangement A lock screw arrangement for a lateral passage which intersects the longitudinal bore of a pressure vessel, wherein the lateral passage includes a first shoulder facing toward, a second shoulder facing away from the bore, includes a shaft for extending th... | 02/06/1979 |
| 4135553 | Recoverable sleeve A recoverable tubular article comprising an elastomeric sleeve held in a radially expanded or extended condition and capable of recovering to its pre-expanded condition of smaller diameter upon the removal of an outer restraint, an outer restraint, essent... | 01/23/1979 |
| 4130140 | Heat insulated conduit especially suitable for carrying high temperature fluids A conduit especially suitable for carrying high temperature fluids is disclosed herein and includes an outer casing, a concentric inner core and an intermediate concentric layer of insulation material. The conduit also includes what may be referred to as ... | 12/19/1978 |
| 4129152 | Double wall helical pipe and strip configuration for forming same Double wall helical pipe formed from a single metal strip, pipe forming method and configuration of strip for forming such pipe. A metal strip is formed with pipe seam elements and curled into overlapped helical convolutions, and the seam elements are sec... | 12/12/1978 |
| 4119122 | Pipe with an outer foam plastic covering A pipe having an outer coating of foam plastics, a tape of thermoplastics being wrapped around the foam plastics in an overlapping way, the overlapping parts being heatsealed to each other. At least one reinforcing filament is present on the original cont... | 10/10/1978 |
| 4119751 | Cover means for protecting tubes conveying hot mediums A long-distance heating conduit comprising one or more tubes conveying the heating medium, which tubes are supported in the conduit by support means consisting of an insulating material resistant to compression and surrounded by a heat-insulating material... | 10/10/1978 |
| 4103320 | Thermally insulated pipe with electrically conducting portions for dissipating static electricity A thermally insulated pipe particularly destined for mining industries, comprising an outer and an inner pipe, whereinbetween an insulating layer is arranged, the outer pipe being made of a synthetic material. The surface of the outer pipe is provided wit... | 07/25/1978 |
| 4095618 | Rodent deterrent irrigation tube An irrigation deterrent tube, particularly adapted for drip or trickle irrigation, the tube having, normally, a flat configuration when free of internal pressure, and expansible to an essentially cylindrical configuration, when pressurized, the tube havin... | 06/20/1978 |
| 4095750 | Water conduit A water conduit of flexible material serves as an irrigation device or as a drainage pipe. At regular or irregular distance from one another cuts are made in the wall of the conduit resulting in tongue like portions which adhere to the wall of the conduit... | 06/20/1978 |
| 4085876 | Hose fitting This invention is a hose fitting, a number of which can be applied to a long hose extending over the ground to protect it from damage as it is moved to and fro. Each fitting consists of a sleeve having a wheel mounted to rotate around it, and a carrying h... | 04/25/1978 |
| 4076023 | Resealable device for repeated access to conduit lumens A resealable device for providing repeated access to the lumen of a fluid transmitting conduit including a puncturable elastomeric member maintained in radial compression and limited longitudinal expansion about the conduit to reseal punctures in the elas... | 02/28/1978 |
| 4059847 | Hose having an electrically conductive layer for dissipating static electricity and method of making same A hose construction having means for dissipating static electricity and method of making same are provided and such hose construction comprises a polymeric inner tubular layer, a braided layer disposed against the inner tubular layer and comprised of a pl... | 11/22/1977 |
