Abstract: A syringe assembly comprising, a syringe having a chamber for retaining fluid, and a plunger having one end received in the chamber for pumping fluid out of the chamber. The syringe assembly has means for limiting the amount of pressure generated by the syringe during pumping of fluid.

Abstract: An osmotic device for releasing a useful agent at different release rate patterns from the device in a selected environment is disclosed. The device is comprised of a wall surrounding and forming a compartment as a means for containing a useful agent and having a passageway for releasing the agent. The wall is comprised in at least a part of a material permeable to an external fluid and impermeable to the agent. A layer of a pattern rate controlling material that erodes in a selected environment for changing the release rate pattern of the device is carried on the semipermeable wall distant from the compartment. The agent is soluble in the fluid and exhibits an osmotic pressure gradient across the semipermeable wall against the fluid, or the agent has limited solubility and is admixed with an osmotically effective solute soluble in the fluid that exhibits an osmotic pressure gradient across the semipermeable wall against the fluid.

Abstract: An endotracheal tube holder for securing an endotracheal tube in a selected position in a patient's trachea. A support strip having an adhesive-backed material to secure the support strip to the patient's face is configured to be positioned in the naso-lip area of the patient's face between the lower portion of the nose and the upper lip and to spread from cheek to cheek. A locking strip comprising a "Velcro" material portion, and a pad comprising a material which interlocks with "Velcro" material are attached to the support strip. The endotracheal tube having a presealed ring at a selected location comprising a material which interlocks with "Velcro" material is used, such that the locking strip can be locked around the presealed ring and to the pad to lock the tube in the selected position and prevent its rotation.

Abstract: This invention provides a novel tubular member that can be surgically inserted into the common bile duct of a patient to perform the plural functions of, initially, providing, through its interior, a conduit for drainage of bile from inside that duct to a location outside of the body wall of the patient and, subsequently, with its exterior, promoting the growth of a fistulous tract between the outside of the body wall of the patient and the inside of the duct through which an instrument, such as a steerable basket catheter and the like, that has been non-surgically inserted into the duct via the interior of the tubular member for removal of an object, such as a retained stone and the like, contained therein, can be non-surgically withdrawn together with the object and the tubular member itself to a location outside of the body wall of the patient.

Abstract: A process and device is described for therapeutically treating hemorrhoids extending from the anal canal wall of a patient. The device includes a stable, anal canal suppository appliance for intimately contacting the anal canal wall and hemorrhoids. The appliance has sufficient length to extend from the anus to the rectum and sufficient diameter to intimately contact the wall tissues without overly stretching the sphincter muscles. The appliance contains an internal electrical resistor for generating heat in response to the application of electrical energy. The device has a portable case containing an electrical energy storage battery and a control circuit for controlling the application of the electrical energy to the resistor to maintain the temperature of the appliance above body temperature and below 45.degree. C.

Abstract: An epicardial lead is disclosed having plural electrode tips adapted for securing to the epicardium while moving the electrode at a small angle with respect to the external surface of the heart. At least 2 electrode tips are provided which are curved downward from the bottom surface of the electrode head and backward toward the proximal end of the electrode, so that they can be hooked into the epicardium while pulling the entire lead in a generally backward direction along the surface of the heart. Anchor means are provided at the forward or distal tip of the electrode head, with means for projecting the anchor out of the bottom surface and forward so as to anchor the electrode head against forward movement thereof. The result is a lead which can be firmly secured to the epicardium by two quick movements while maintaining the lead in close proximity to the heart surface, such that minimum access to the heart surface is required.

Abstract: A catheter to be electrically connected to a part of an organ of a body, typically, the muscle of the heart. The catheter includes a hollow electrical conductor having a resilient clamp at the end where it is to be connected. The clamp is manipulated by a manipulator which is removably inserted into the conductor or by a string which is permanently connected to the clamp. The jaws of the clamp are normally maintained closed by a spring. The spring is retracted by the manipulator or string which pulls on a pin connected to the spring permitting the jaws of the jaws to spring open. The open jaws are then positioned near the body part to be engaged and the manipulator or string is manipulated to release the spring so that the jaws are closed in engagement with the body part.The clamp extends to the conductor through a seal which effectively prevents the penetration of body fluids to the conductor.

Abstract: A body implantable stimulator having a signal generator and lead electrically and mechanically interconnected by a preformed connector. The connector carries terminals to establish electrical communication between the signal generator and the lead, passageways being provided in the connector body to accept and guide the signal generator output connections and lead into contact with the terminals. In a preferred embodiment, the terminals are provided with intersecting bores such that an output connection and lead contact each other within a terminal. The preformed connector may be mechanically fastened to the signal generator.

Abstract: A complete system for telemetering and monitoring the functioning of an implanted pacemaker as well as controlling the testing of the functions from a remotely located central facility is disclosed specifically comprising the provision of capabilities for directly and simultaneously transmitting from the pacer, electrical signals indicative of multiple pacer functions, such as, pacer rate, cell voltage, refractory period, heart rate with pacer inhibited, R-wave level and sensing margin, sensing circuit and other component failure, cardiac electrode lead break, and hermetic integrity. The indicative signals are picked up at the patient's location for local analysis and/or telephonically communicated to a remote central monitoring station. The central station may control testing of the pacemaker functions by transmitting command signals back telephonically for coupling through cooperating external and implanted inductances or magnetically controlled switches to the implanted pacer circuitry.

Abstract: A tobacco-filled smoking article adapted to produce a low proportion of toxic substances such as carbon monoxide in the gaseous products of combustion comprising a tobacco filling and means to confine said tobacco, wherein within the volume of tobacco, there is at least one tobaccoless region separated from the tobacco by a substantially air-impermeable partition.

Abstract: A smoking product comprising tobacco including as a film-forming or binding agent a pectin having a degree of methylation between 30% and 75% and an inherent viscosity between 2 and 6.5 deciliters per gram.

Abstract: A water pipe has a base, a top circular aperture into which projects an upright support tube secured to said base. An open-ended assembly sleeve is snugly projected for a part of its length down into said support tube with a portion of the sleeve extending thereabove. A transverse partition extends across interior of said sleeve. An elongated upright hollow body is axially aligned with said support tube and has a cylindrical base which is frictionally projected over the assembly sleeve and in engagement with the support tube as a continuation thereof. An elongated bowl support tube is projected and sealed through the wall of the support tube and extends in an acute angle thereto. A bowl adapted to receive a smoking mixture is removably mounted on said latter tube. The support tube for a portion of its height is filled with a liquid defining with said support tube above said liquid a first smoke chamber.

Abstract: An ash tray comprising a first portion having a bottom wall and a continuous wall upstanding therefrom, the continuous wall having a lip on its free end, and a second portion, the second portion having a plurality of concentric members telescopically connected, a first of the members having a free edge thereon shaped complementarily to the lip and engageable therewith to connect the first portion to the second portion, and a screen disposed in the second portion forming a barrier between the bottom wall and an opening defined by said second portion.

Abstract: A continuous length of interproximal space tooth cleaner consisting of textured yarn that is composed of deformed filaments throughout its complete length with a hardened covering being applied on selected extents thereof without applying an elongating force to the extents.

Abstract: Delivery of a chemical sanitizing agent to the rinse system of a warewasher is confirmed by first sensing the absence and subsequently the presence of the sanitizing agent near the outlet of the delivery conduit. Failure to meet these two conditions in this order and within a preset time triggers an alarm to indicate delivery failure.

Abstract: The wash shield disclosed herein comprises a sheet material in substantially cylindrical shape having a slot running parallel to the axis of the cylinder, in which cylindrical shape a paint roller is enclosed while a stream of wash water is directed to the surface of the roller for the purpose of removing paint therefrom. The cylindrically shaped sheet has a cover at one end of the cylinder which is at the top when the cylinder is held in a vertical position, and the opposite end or bottom end is open and extends at least several inches beyond the end of the roller contained therein. Between the cover and the main body of the cylinder there is another slot, in a horizontal position when the cylinder is held vertically, into which slot the handle of the roller will fit and rest on the cylinder body while the roller is being washed.

Abstract: A device for cleaning the surfaces of foods comprising a watertight housing with a door, a drum movable into the housing through the door, the drum being rotated by a motor, the drum containing perforated baskets each having a movable wall to engage and hold products therein against movement, and means for rotating the movable wall in selected position.

Abstract: In the fractionation of hydrocarbon vapors from a catalytic cracking of a hydrocarbon oil producing cracked vapors including gases, cracked gasoline fraction, a light cycle oil and heavier, a pump-around fraction intermediate the gasoline fraction and said light cycle oil is recovered, stripped of gasoline constituents and as necessary treated for removal of sulfur compounds and then used to separate in a pipeline simultaneously flowing therein a gasoline and a distillate having a flash point of at least about 125.degree. F. Use of the recovered fraction permits the separation during transportaton in the pipeline while avoiding significantly changing the octane of the gasoline or the flash point of the distillate whether there be blending within the pipeline of the buffered fraction with the gasoline and/or with the distillate or at the receiving terminal in making the cut between the gasoline and the distillate.

Abstract: A valve stem and disc for a disc-type valve assembly are held together by a retaining ring and constructed such that they may be assembled inside a valve housing while avoiding the possibility of the retaining ring binding upon either the stem or disc during assembly. The valve stem includes a truncated conical portion forming its distal end which acts to align the various valve members during assembly. In the method, the retaining ring is mounted on the valve disc first rather than on the valve stem. When the truncated conical end of the valve stem is inserted in the disc so as to spread the retaining ring until mating engagement is reached between the stem, the disc, and the retaining ring. The diameter of the truncated stem distal end is sized to preclude any binding on the retainer ring or disc during assembly.

Abstract: The safety element is disposed at the end of a line which communicates with a pressure vessel. The safety element allows flow from the line into the pressure vessel. Upon an abrupt decrease in pressure in the line caused, for example, by a fracture, the safety element collapses so as to close off the line to the pressure vessel. The safety element is constructed as either a folded cone or as a rigid plate with plastically deformable members securing the plate to a line.

Abstract: A closed liquid pesticide metering and mixing system is provided which meets or exceeds any presently known governmental safety criteria for removing liquid pesticide concentrate from the original shipping container and transferring the concentrate to a mix or application vehicle tank. The present system not only eliminates open pouring but also provides measurement and transfer of the concentrate as well as rinsing of the emptied containers.

Abstract: A valve arrangement for a pressurizable vessel includes a valve member mountable on a vessel for movement relative thereto. The valve member is formed with a passage which extends over part of the length of the valve member. A valve-actuating assembly is removably mountable on the vessel. The assembly includes a fitting surrounding the valve member with clearance at the exterior of the vessel, a housing movably mounted within the fitting, and force-transmitting elements partially received within the housing and operative for displacing the valve member between an open position in which the passage communicates the vessel interior with the clearance so as to permit fluid flow between the interior and exterior of the vessel, and a closed position in which such fluid flow is prevented.

Abstract: In and for an agricultural irrigation system including an elongate, wheel-supported, irrigation wheel line, structural means such as a prime mover for translating such line in a given course of travel over an agricultural field and also for directly applying torque to the wheel line carried thereby. The subject structure includes means responsive to deflections or temporary irregularities in alignment of the wheel line for automatically varying the torquing speed of the line relative to the speed of translation of the structural means or prime mover, or vice versa, whereby to tend to return the line to its desired orientation, usually rectilinear.

Abstract: A control for a motor driven rotating arm crop irrigation system of the type having a low pressure control for stopping the water supply pump includes a normally closed discharge valve adjacent the supply connection to the arm. A control responsive to malfunction of the arm drive opens the discharge valve to release water and thereby decreases the pressure in the supply line; this lowers the pressure at the low pressure control of the supply which then operates to shut off the water supply. The power for the malfunction control including the discharge valve operation is supplied by a battery located adjacent the arm pivot and no electric power supply or control wires are required between the pivot area and the water supply equipment.

Abstract: A pressure relief valve for instantaneously relieving high pressure from a chamber wherein the relief valve pressure area for exhaust is greater than the initiating pressure area and having a flow relief area that is smaller than the area gauging the pressure which initiates the relief action.

Abstract: A pressure regulating valve is disclosed as including a valve seat having a flat working surface and a central inlet bore extending perpendicularly from the flat working surface through the seat. A valve disc having a flat circular working surface, the diameter of which is at least three times as large as the diameter of the inlet bore, is positioned against the seat in a coaxial relationship with the inlet bore to provide a large annular area of contact with the flat seat surface. The disc is biased toward the seat by an assembly including a spring within a spring housing, a piston, reciprocally engaged in the innermost end of the spring housing, and a ball bearing received in opposed recesses in the seat and disc. When subjected to high pressure bypass flow through the valve seat inlet bore, the disc is forced from the seat and attains a stable, parallel orientation relative to the seat under the influence of the bypass flow.

Abstract: A loading arm for transferring petroleum products at sea between two floating vessels. The loading arm structure includes a rotatably supported column having a boom hingedly supported at the upper end of the column for rotation about a first horizontal axis. An outer arm is hingedly connected at one end to the outer end of the boom for rotation about a second horizontal axis. A hydraulic/pneumatic spring includes a hydraulic cylinder connected between the column and the boom, the hydraulic fluid in the cylinder being pressurized from a large volume of gas for counterbalancing the weight of the boom and the arm. A second hydraulic/pneumatic spring is coupled between the column and a lever arm rotatable about the first horizontal axis. Linkage means couples the lever arm to the outer arm for maintaining the lever arm and outer arm in fixed angular relationship relative to each other as they rotate. The gas pressure in the hydraulic/pneumatic springs is adjustable to accommodate changes in load.

Abstract: A maximum liquid level control valve for limiting the flow of liquid petroleum gas into a tank having a valve body, a float pivotally attached to the valve body, a closure flap, a spring acting between the valve body and the closure flap, and a cam device movable by the float. The control valve which is mounted to a flange welded to the side wall of the tank has a valve seat and a passage for liquid to flow through the valve body into the tank. The closure flap is movable toward the valve seat to a closed position and away from the valve seat to an open position. The closure flap is movable to the closed position under incoming liquid pressure. When the liquid level in the tank is below the maximum liquid level, the cam device acts on a stem which is attached to the closure flap. With the cam acting on the stem, the closure flap cannot be moved to the closed position in response to incoming liquid pressure.

Abstract: An electrothermally operated valve which comprises a housing provided thereon with first and second ports and with a hermetic chamber in communication with the respective ports, a bimetallic element having a stationary end secured to an inner wall of the housing and a movable end, a cut-off valve including a valve body fixed on the movable end of the bimetallic element to co-operate with one of the first and second ports, and a heating coil coupled with the bimetallic element and adapted to be connected with a source of electricity. When the bimetallic element is heated upon energization of the heating coil, deflection of the bimetallic element is assisted by snap action to open the cut-off valve so as to communicate the first and second ports to each other through the hermetic chamber.

Abstract: A flexible composite hose which can be connected to a swageable fitting without creating a weakness in the hose adjacent the end of the fitting. The hose utilizes two or more braided reinforcement layers comprised of yarn formed from twisted strands of reinforcing material. During swaging, the twisted yarn in each reinforcement layer interlocks with the twisted yarn of the adjacent reinforcement layer preventing relative longitudinal motion therebetween and bunching of the reinforcement material which would create a weakness in the hose structure.

Abstract: There are applied in layers on the surface of a metal pipe, a rapid hardening and cure type corrosion preventive material consisting essentially of isocyanate terminated polyurethane prepolymer, amine base hardener and petroleum resin, and a reinforcing material consisting of silica sand, blast furnace slag or the like. Thus there are provided a plurality of coatings or layers on the metal pipe, which are excellent in impact resisting and corrosion preventive properties.

Abstract: A refractory lined, abrasion resistant tuyere for a metallurgical furnace is produced by causing an aluminothermic reduction reaction within a cylindrical metal shell, such that the metallic reaction product forms a layer within the cylinder and the slag reaction product forms a second layer overlying the first layer thereby providing an abrasion resistant refractory lining.

Abstract: A papermaking fabric for use on a papermaking machine is shown that is woven from warp and weft threads of monofilament synthetic material in which the threads of the warp system are of substantially rectangular configuration in cross section.

Abstract: A device for cutting, retaining and tucking a weft end to form a selvedge comprises two concurrently operated cutting blades, a shoe associated with the blades and releasably retaining the cut yarn, a pick up hook adapted to tuck the yarn into the weft shed and cam actuators and linkages to sequentially control the yarn cutting and reinsertion operations.

Abstract: A device for providing single and double selvedges comprises a cutting unit, a retaining shoe for each selvedge, a pick up hook for each shoe adapted to bring the cut yarn back through the weft shed and cam actuators and linkages controlling the yarn cutting and picking up operations.

Abstract: The disclosure relates to a machine which is adapted to fill a line of containers passing through a filling zone. The machine includes apparatus for delivering material to the containers which is arranged compactly yet is easily accessible for maintenance and cleaning. The material delivery apparatus includes a hopper located at the outlet end of the machine and an inclined endless belt conveyor extending upwardly from the hopper to a discharge location laterally spaced from and above the line of containers to be filled. The conveyor belt has flights which pick up portions of material from the hopper and deliver the portions to a shaker tray mounted for reciprocation offset and parallel to the line of containers. The shaker tray has a diagonal discharge edge for uniformly distributing an elongated flow of the material to a lower shaker tray mounted for reciprocation transversely to the line of containers.

Abstract: A filling machine for filling containers with a product that is not liquid at normal room temperature, in which the filling nozzle or nozzles to be lowered into a respective container as well as the associated filling units are housed within a temperature-controlled chamber, in which the temperature is maintained such that the product supplied in liquid condition remains in substantially liquid condition during its passage through the filling unit and discharge nozzles.

Abstract: An automatic shut-off nozzle has its valve, which controls liquid flow from its inlet to its outlet, arranged to provide a minimum flow rate to prevent recycling of fuel irrespective of the angle of the fill pipe.

Abstract: A golf bag comprises a high, relatively narrow container with rigid walls a hard material, preferably a plastics material, for accommodating the clubs and separate storage bags, which can be detachably fastened to the outside of the container. The container has a uniform cross-section over its entire length and is closed with a bottom at its lower end, whereas the upper end is open for insertion of the shafts of the clubs. The interior of the container is preferably divided into several elongated, narrow, parallel compartments for accommodating the shaft of one club each.

Abstract: A collapsible bag and an expandable insert located therein said insert comprising a pair of generally parallel plate members and a tongue, the tongue being rotatably mounted between the plate members for rotation between a first position wherein the tongue lies generally parallel to the plate members and a second position wherein the tongue is transverse to the plate members, and a pull member accessible from the exterior of the bag which is operable to cause movement of the tongue from its first to its second position thereby causing the tongue to separate said plate members and expand the bag.

Abstract: A conduit for the transport of fluid at a temperature different from the temperature of the immediately surrounding ambient atmosphere may be quickly and efficiently protected against thermal transport by an insulating device comprising an elongating sheet of flexible heat insulating material having a length terminated by a top edge and a bottom edge, having a width slightly greater than the equitorial dimension of the fluid conduit and terminated by a first side edge and a second side edge and having an interior conduit-facing side and an exterior side, and means for releasably securing the elongated sheet about the fluid conduit.

Abstract: A binocular case having a wall which is hinged to the case, the hinged wall defining a tray for supporting the binocular within the case. When the hinged wall is moved to an open position, the binocular moves with the wall to be accessible for withdrawal from the case with one hand, and is in a proper position to be moved directly to the eyes of the user for immediate viewing without requiring binocular inversion or other major repositioning and regripping of the instrument.

Abstract: Pneumatic vehicle tires having a carcass with a tread strip centrally arranged thereon. The carcass freely spans the wheel rim and is only slightly outwardly curved when in a non-depressed condition. At its rim area the carcass is deflected by means of its arc of curvature towards the tire beads which are reinforced with pull-resistant cores. The carcass has a thickness which continuously decreases from its maximum thickness in the region of the tire bead to a fraction thereof at the edges of the tread strip. The carcass is provided with two fabric plies which are looped around the cores. Decreasing in distance between each other, the two plies extend beneath the tread strips. In the arc of curvature the two plies surround an elastic, deformable, incompressible intermediate layer which has an approximately wedge-shaped cross section.

Abstract: A bias tire having numerous carcass plies reinforced with nylon cords and a pair of breaker strips embedded in the carcass plies in the area of the tread of the tire. The breaker strips are reinforced with wire cords. The wire cords of the breaker strips and the nylon cords of the carcass plies are disposed at substantially the same angles. A cap strip covers the breaker strips and carcass plies in the area of the tread. The cap strip is a single layer of nylon cords which are disposed at substantially the same angles as the cords of the carcass plies and breaker strips. The ends of the cap strip extend into the sidewalls of the tire.

Abstract: Two-piece rim for mounting tires, single or dual, on a wheel. The removable bead ring has an axial projection intended for engagement by restraining means mounted on the wheel in the event a tire on said rim is unintentionally deflated. Various forms of restraining means are provided.

Abstract: A window curtain comprising a textile fabric panel which, for the most part, is of single layer thickness. The panel is formed of a sheer translucent fabric. The panel has a plurality of vertical fabric edges, such as side edges and possibly edges of margins overlapped to form a seam or seams between separate pieces joined to form the panel. A pocket is fixed to the panel near the lower end of each vertical fabric edge, and nowhere else. Each pocket has an opening through which a weight can be inserted into, and removed from, the pocket. The panel has a bottom hem, and the pocket is located no higher than the upper edge of the bottom hem.

Abstract: Continuous metal strips are formed by forcing molten metal onto the surface of a moving chill body under pressure through a slotted nozzle located in close proximity to the surface of the chill body. Critical selection of nozzle dimensions, velocity of movement of the chill body surface, and gap between nozzle and chill body surface permits production of continuous polycrystalline metal strip at high speeds, and of amorphous metal strips having high isotropic strengths, heretofore unobtainable dimensions, and other isotropic physical properties such as magnetizability.

Abstract: An inductor/shield assembly for an electromagnetic continuous-casting system comprises a sheet of electrically insulative material coated onto the inner face of a loop-shaped electromagnetic inductor with a tapered shield supported on the insulative material between an electro-magnetic inductor and an ingot being cast. In an embellishment of this embodiment the inductor forms a wall of a coolant box and the inductor, insulative material, and shield define passages through which coolant is sprayed from the coolant box onto an ingot being cast.

Abstract: Disclosed is a rotary-type continuous motion core making machine capable of carrying a number of core mold boxes, each supported on a carrier adapted to move up and down, a sand distributing system adapted to inject a foundry sand mix into each of the core boxes, and a manifold system for distributing curing and purging gases to the core boxes. The machine is capable of completing a core/mold production cycle in a single circle of turret revolution. The vertical movement of the core box carrier, horizontal radial movement of portions of the gas manifold system, and movements of other parts of the machine are generated by the turret rotation and are controlled by a number of stationary contoured cam tracks. Disclosed also is a novel catalyst gas generating system, a core box assembly containing ejector pins in the top portion thereof, and a system for collecting and assembling components into a unified core and mold assembly.

Abstract: An optimized air conditioning control system is disclosed having a source of return air, a first source of outdoor air and a second source of outdoor air, the mixture of the first source of outdoor air and the return air is controlled at a temperature such that the combination of the mixed air and the air from the second source of outdoor air is at a condition dependent upon the zone of a plurality of zones having the greatest demand.