Abstract: Device for supplying fuel to the atomizer of a combustion engine comprises at least a pump to be connected with the atomizer having a piston-bounded pump chamber and an electromagnet for reciprocating said piston.Said device is improved, particularly with regard to the seal of the pump piston, the control and the adjustment of the pumped quantity of fuel, the life-time and the cooling of the device, the compactness and simplicity of construction and/or simplification of maintenance.

Abstract: A fuel injection pump with a constant end of fuel delivery that is provided by opening a discharge channel after a predetermined stroke, in which the discharge channel is blocked by an annular slide controlled by the fuel pump pressure.

Abstract: A fuel injection pump for internal combustion engines in which fuel is pressurized and distributed seriatim to multiple cylinders of the engine. The fuel delivery timing, for example the timing of the onset of injection, is made variable, e.g. depending on engine speed, and the amount of fuel injected is also variable and may, in particular, also depend on engine speed. In one embodiment, the relative rotation of the fuel delivery member made for the purpose of changing the fuel timing is also imparted to the fuel magnitude control assembly which therefore undergoes no change and remains independently adjustable. Two other embodiments are also presented.

Abstract: The present invention relates to fuel injection device characterized by comprising a main body having an axial cylindrical bore, a fuel supply port, a plurality of fuel metering ports, and a plurality of fuel distributing ports communicating with said fuel metering ports; a rotor having an inlet port communicating with said fuel supply port in said main body, a single metering port associated with said metering ports in said main body, and a hole communicating with said two ports; means for driving said rotor for rotation in synchronism with the rotation of an engine; control means for axially sliding said rotor in unique association with the amount of suction air; and fuel supply means for supplying fuel to the fuel supply port in the main body through a pressure regulating valve, the arrangement being such that the length of time for communication between each metering port of the main body and the metering port of the rotor is controlled in connection with the r.p.m.

Abstract: A centrifugal speed governor for controlling fuel pump discharge into an internal combustion engine has a control shaft rotatable and axially movable by the rotation and radial movement of fly weights, respectively. The control shaft is operatively associated with a fuel pump control rack so that the pump discharge is varied with the increase of the engine speed. A maximum fuel lever having one end operative to limit movement of the control rack toward increasing the pump discharge in high speed engine operating range is operatively associated, at a point between the ends, with the control shaft and is pivotally connected at the other end to one end of a holding lever which is pivotally connected at the other end to the governor casing.

Abstract: A centrifugal rpm governor for fuel injected motor vehicles, in which the control stroke, which is detected by a lever controlled follower on an adapting surface, is enlarged for a more precise control of the adaptation. A translated shift lever is used as the control lever, which is coupled with the governor adjusting member and the lever carrying the follower. To improve the quality of the governor, the shift lever engages an adapting lever, which carries the follower and which is arranged nearly parallel to the intermediate lever. By means of an adjusting member, which is provided with an adapting control and retraction spring, and which is separated in the governor and adapting sleeve, the use of the governor as an idling as well as a maximum rpm governor is made possible.

Abstract: An improved spark advance circuit for use in an electronic ignition system for an internal combustion engine in which pulses generated in a pickup synchronized with the engine crankshaft are fed to a circuit for generating a voltage proportional to the desired advance and to a phase locked loop which is adapted to generate, at its output, a ramp synchronized with the input pulses, with the ramp output and proportional voltage supplied to a comparator, the output of which generates firing pulses which are advanced as a function of engine operation for use in the electronic ignition system.

Abstract: A reinforced stamped valve cover including an elongated housing having a trough-like configuration including an elongated base wall, a pair of spaced, elongated side walls attached to and extending from one side of the base wall, and a pair of spaced, relatively short end walls extending from the base wall and adjoining the end walls. The walls are stamped from a single sheet of metal and are provided with an outwardly directed ledge substantially surrounded by a peripheral flange. A pair of spaced, U-shaped strengthening members are disposed within the housing with each having a bight and a pair of legs extending therefrom. Each bight is configured to substantially conform to the base wall and is in substantial abutment therewith. Each leg abuts a corresponding one of the side walls along substantially the entire extension thereof from the base wall and past the ledge to define with the flange a gasket-receiving pocket.

Abstract: A hand-held device for tossing a basketball of standard size and shape, up into the air consistently at the same height is provided having a basketball rest plate attached to a spring-loaded firing assembly which is inside a casing having a firing mechanism assembly for discharging the firing assembly. The firing mechanism assembly includes a pivoted trigger that engages notches on a firing rod which is attached to a basketball support plate.

Abstract: A removable projectile loader for a gun facilitates loading a gun with a projectile and is removable from the gun to permit a jammed projectile to be cleared from the gun. The loader is provided with a bore into which a projectile is loaded, and the loader is movable to a firing position to align the bore with the barrel of the gun. A bolt on the gun is movable through the bore of the loader into the barrel to position the projectile in the barrel for firing.

Abstract: A compact cooking stove including a combustion area partially surrounded by a wind screen having a side opening which faces the wind to direct air to the burning fuel. An exhaust opening is formed adjacent a cooking pan placed at the top of the wind screen so that hot exhaust gases from the burning fuel pass upwardly toward the pan. In a first embodiment heat is supplied by a generally cylindrical burner plate including a recessed, central portion forming an alcohol fuel dish surrounded by a fairly broad rim. A plurality of pot-supporting tabs project upwardly from circumferentially spaced points about the rim to support a cooking pan above the fuel dish and rim. Heat from the burning fuel imparted to the bottom of the pan is radiated to the rim of the burner plate to heat the fuel in the fuel dish in order to promote vaporization of the fuel which increases the heat generated by the stove.

Abstract: An apparatus to be installed in a fireplace to deflect and reflect heat from a fire in a fireplace.

Abstract: A solar heat collector having an array of liquid transporting tubes and a plurality of heat absorber panels joined by a tube gripping accommodation on each panel providing structural integrity and good thermal conductivity.

Abstract: A precast concrete solar collector panel of moldable hardenable material is developed with a serpentine-like passageway disposed in proximity to at least one planar surface of the panel. The passageway serves as a conduit for conveying a fluid to effect a heat transfer intermediate the proximate planar surface of the panel and the fluid rendering the panel useable as a heat collector or as a source of radiant heat, depending upon the relative temperatures between the conveyed fluid and the proximate planar surface. By constructing the panel as a structural member, a plurality of panels can be employed as a roof, exterior building wall, walkway, driveway or fence to receive radiant energy from the sun and transfer the collected heat to the fluid flowing within each of the panels; further panels can be employed as interior walls, ceilings or floors in buildings as sources of radiant heat by passing a heated fluid through the passageways.

Abstract: A fixedly supported, low cost solar energy collecting device having an elliptical solar reflector is provided which is capable of efficiently collecting and concentrating solar energy during all seasons and sun declinations notwithstanding complete elimination of mechanism for shifting the reflector to follow the sun's path. The collector includes an elongated, trough-like reflector which substantially coincides with a section of a focal end surface of an imaginary elliptical cylinder, with a heat exchange fluid tube positioned along the adjacent focal line of the imaginary elliptical cylinder; in this fashion, solar rays passing through or parallel to the remaining focal line of the imaginary cylinder and striking the reflector are focused onto the heat exchange tube, so that solar energy collection is concentrated without the necessity of precisely orienting the reflector relative to the sun.

Abstract: A solar heating panel is constructed from a kit of parts which essentially comprises a number of absorber plate sections, each of which has on one edge an outwardly-facing concave part-cylindrical portion, the concave surface of which has a radius of curvature equal to the radius of curvature of the outside circumferential surface of the tubes which will carry the water to be heated through the panel. In the embodiment described, the part-cylindrical portions on the absorber plate sections are clamped with their concave surfaces in heat-conducting contact with the outer surfaces of the tubes by spring clips which are readily snapped over the convex surfaces of adjacent absorber plate sections.

Abstract: A damper assembly constructed to close a flue pipe for a burner during non-use of the burner and to automatically open prior to burner ignition. An actuator operated by a thermo-statically controlled heater and an expansible fluid, rotates a baffle of the damper assembly to open the flue pipe. A safety interlock requires the baffle to be opened before the burner is ignited. When the burner is turned off, the actuator delays closing of the baffle for a time to allow exhausting of residual combustion products. In one embodiment, two baffles are operated to close a flue pipe above and below a draft diverter.

Abstract: An inexpensive, compact and portable instrument using two photoelectric cells in a sensitive Wheatstone bridge, an operational amplifier and ambient light sources and arranged to easily engage the finger or other parts of the human body at frequent intervals and detect the pulsatile blood changes in the vascular bed and provide a visual and audible indication corresponding to the pulse and heartbeat. Also, the pulse and heartbeat can be measured and the pulse ratetime patterns recorded for various diagnostic purposes including the identification of suspected allergens and toxic substances.

Abstract: The medical pressure gauge and indicator device is for diagnosing the presence of tension pneumothorax in the pleural cavity of a patient. The gauge and indicator device comprises a diaphragm, a needle and a sleeve, with the diaphragm having an interior surface for contact with the pressurized air within the pleural cavity and having an exterior surface for contact with atmospheric air. The needle is of sufficient length for puncturing the chest wall and for extending into the pleural cavity. The sleeve is in the form of an elongated rigid tubular body, is provided with a pair of ends and mounts the needle and diaphragm at opposite ends thereof. The diaphragm has an expanded position and a collapsed position. When in the collapsed position, the diaphragm is generally located within the interior of the sleeve. The needle has a rear end inflow communication with the interior of the sleeve and the interior surface of the diaphragm and a sharpened chest wall-puncturing forward end.

Abstract: An intravascular loop probe includes two lenticular, compressible, resilient, and expansible wire loops disposed in planes substantially mutually perpendicular to each other for operation in a conduit traversed by a magnetic field externally applied. The loops are insulatively joined at the point of maximum curvature. The wires at the open ends of the loops continue as a wire bundle beyond a ground electrode and are cemented together to form a stem for inserting the probe into the conduit via a catheter. Central portions of loop wires are bared to serve as electrodes. The loop terminal wires which form the stem of the probe are connected to external circuitry so that each of the two orthagonal loops is serviced by a separate circuit.

Abstract: Apparatus for cleaning teeth and the gingival crevices and for massaging the gums is disclosed. The apparatus comprising a mouthpiece having an upper channel member adapted to fit over at least a part of the upper dentation and to snugly engage the upper gum and a lower channel member adapted to fit over at least a part of the lower dentation and to snugly engage the lower gum. The upper and lower channels are joined by a membrane means which form fluid chambers. Pneumatic means are provided to move the upper and lower channel members upward and downward over the respective gums to massage the gums. In addition water or any suitable cleaning fluid is introduced into and out of the apparatus to clean the teeth and gingival crevices and to provide lubrication for the massaging action of the pneumatic means.

Abstract: A disposable drape for a surgical overhead table; the drape is liquid-proof and covers the entire surface of the associated table. Also, the drape is of a construction which will prevent the passage of any bacteria through the surface area of the drape.

Abstract: A face mask comprising a substantially planar valve block having a first aperture therethrough containing an inspiratory valve and a second aperture therethrough containing an expiratory valve. The face mask also includes a support member, and a facepiece comprising a flexible, molded member having a substantially planar face of substantially constant thickness and with two apertures therein aligned with the first and second apertures of the valve block. The substantially planar face acts as a gasket between the valve block and the support member.

Abstract: A catheter anchor for holding a catheter in position in a patient has a base in the form of a disc with a flat surface normal to a central axis. There is a transverse, resilient bar extending across the disc on the side opposite the flat surface. The bar has at least one reentrant groove in it to receive and grasp the catheter. There may be an additional reentrant groove in the bar expandable by a plug to constrict the catheter groove. Also, there may be a pawl sheet adapted to grip the catheter and abut the bar to inhibit unwanted insertion of the catheter into the patient. From the flat surface of the disc a number of needles extend approximately helically and symmetrically with the axis and with their exposed points engageable with the patient's tissue by rotation. There may also be a central guide needle extending from the flat surface along the axis.

Abstract: A heart pacer employing a digital parameter controlling circuit is controlled by externally transmitted magnetic pulses of width corresponding to the desired ultimate parameter controlling signal. In the embodiment shown, a magnetic pulse of width about 5.1 milliseconds corresponds to a digital "0", and a pulse of about 20.5 milliseconds corresponds to a digital "1". Circuits for generating and transmitting the pulses as well as for receiving and controlling the pacer parameters in accordance with the pulses are shown.

Abstract: A digitally controlled pulse generator includes a low frequency oscillator and a high frequency oscillator and logic means responsive to said oscillators so that the time between stimulating pulses provided by such pulse generator is determined by the low frequency oscillator and the width of the stimulating pulse is determined by the high frequency oscillator. In addition, logic means are included for comparing the frequency of the low frequency oscillator against the high frequency oscillator to insure against pacemaker runaway.

Abstract: Disclosed is a permanently implantable cardioverter, or defibrillator including built-in interrogation and testing circuitry. Implanted fault detection circuits react to malfunctions in the implanted fibrillation detection circuitry, and ensure that inappropriate defibrillation pulses are not delivered to the wearer. Also disclosed is an implantable externally actuatable interrogation and test circuit which interrogates the sensing circuitry for faults, and which delivers a realistic defibrillation pulse to an implanted test load. An external device for monitoring the operation of the implanted defibrillator is also disclosed.

Abstract: The rotor of an axial flow rotary combine separator includes contiguous upstream threshing and downstream separating portions in each of which circumferentially spaced axially extending processing bars (threshing and separating respectively) are mounted. Between adjacent processing bars are mounted axially extending mover bars whose configuration differs substantially from that of the processing bars and whose primary function is to maintain uniform axial indexing of crop material through the separator as the rotor rotates and the material is processed.

Abstract: Method for making artificial tobacco. Comprises preparing a homogenous composition from finely divided plant material and additives, this composition having a moisture content of from about 20 to 50 percent by weight, forming said composition into strand sections and rolling down said strand sections between squeeze rollers, operating at different relative speeds of rotation. An apparatus for performing such method is also disclosed.

Abstract: An ash trap for a bong having a chamber with an intermediate perforate disc. A smoke passage tube extends from a smoke material bowl through the side of the chamber and the disc into a lower chamber. Ashes are collected on a removable closure at the end of the lower chamber. Tubing to a bong may be secured to the upper portion of the first chamber.

Abstract: A smoking appliance utilizes a solid-phase cooling medium for tempering and treating smoke. The appliance has a housing which defines an upstanding cooling chamber. A burning bowl is arranged to introduce smoke to be treated into a lower portion of the cooling chamber. A flexible hose communicates a mouthpiece with the chamber for withdrawing treated smoke from an upper portion of the cooling chamber. A removable container is provided for supporting a solid-phase cooling medium within an intermediate portion of the cooling chamber. The cooling medium defines a plurality of flow paths for transmitting smoke from the lower portion to the upper portion. During its travel through the cooling medium, the smoke is exposed to a large surface area of the cooling medium to effect a thorough tempering and treating action. While the solid-phase cooling medium preferably takes the form of a reusable frozen cartridge, it may also constitute a plurality of pieces of ice supported within the container.

Abstract: A hair roller, as disclosed herein, comprises a system of components for drying or curling a hank of hair. The roller comprises a desiccating material and a heat source in an arrangement for regulating heat flow to the hair and for controlling water vapor. Preferably, a tubular body of granular desiccant is employed with a heat storage core within the body. A cover over the body of desiccant provides a desirable outer surface and exhibits properties conducive to efficient water vapor transport and heat transfer. Additionally, a curler cap is provided with properties of thermal insulation and water vapor permeability for enhancing the performance of the roller in curling and drying of the hair.

Abstract: A hair waving device consisting of a pair of perforated, wave-form plates adapted to receive a lock of hair therebetween, and adjustable latch means operable to interconnect the plates to secure them in place on the lock of hair, and to accommodate any lack of parallelism of the general planes of the plates.

Abstract: A flood valve is adapted to be mounted in an opening provided through a wall to normally separate a fluid on one side thereof from a relatively unpressurized space on the other side thereof. The valve includes an integrally-formed plastic body member having a forward portion mounted in the opening, an intermediate thin-walled section, and a rearward portion arranged in the unpressurized space. A piston is slidably mounted in a bore provided in the forward portion to engage the rearward portion, and forms a sealed chamber within the bore adjacent the thin-walled section. A heating element encircles the thin-walled section and may be selectively energized to melt the same, and to allow the rearward portion and the piston to separate from the forward portion. After such separation, fluid may pass through the forward portion bore to enter the unpressurized space.

Abstract: A mechanism for smoothing out the flow from the output of a positive displacement pump consists of one or more flexible wall structures consisting of a Belleville spring and a cover plate held over the hole in the Belleville spring by a stepped washer secured to the cover plate set into one or more openings in a fluid container. Means is provided to hold the flexible wall structures in the openings with the convex side extending inwardly into the opening. An elastomeric diaphragm is disposed over the flexible wall structures in sealing relationship with the openings in the body of the fluid container. The flexible wall structures deflect outwardly responsive to fluid pressure within the container, and fluctuations in pressure within the container cause variations in the deflection of the flexible wall structures thereby providing a variable volume within the fluid container.

Abstract: A liquid level control valve, more particularly for use with air separation means and having a suction chamber communicating with a source of vacuum, is disclosed. A port in the wall of the suction chamber is opened and closed by a float-controlled valve which has the center of a flexible diaphragm fixely connected thereto and the periphery of the diaphragm sealingly engaged around the periphery of an aperture in the suction chamber, the arrangement providing a balanced action.

Abstract: Switching valves, e.g. for a closed-type molding apparatus for manufacturing polyurethane elastomers and the like, comprising a valve body having a plurality of openings, preferably five, serving as inlet and outlet ports, and a preferably rotatable valve sleeve which serves for switching the openings without any danger of introducing any other material into the switching valve system. Connections are made between pairs of adjacent openings, one of them being cut off from communication.

Abstract: An engine valve comprises an elongated hollow stem having a hollow head secured on an end thereof. A tube is disposed in the stem to define an inlet passage therethrough and an outlet passage between the tube and the stem. An annular oil distributor and heat conducting member, exhibiting a relatively high thermal conductivity, is secured to the tube and is disposed adjacent to an annular face defined on the head of the valve to conduct heat therefrom. The member defines a chamber along with an annular cap secured to the head of the valve. The chamber communicates with the inlet passage and the cap and the member function to direct oil radially outwardly to ports formed through the member to communicate oil to the outlet passage. The tube is preferably bent intermediate its ends to engage the stem in bearing contact to dampen vibration of the tube during operation.

Abstract: A swing-type check valve designed for allowing the flow of fluids in one direction only is constructed with a swinging hanger assembly comprising two hanger members, each member held pivotally captive on a hanger pin secured to the valve casing, whereby each hanger member is rotatable on the hanger pin. A portion of each hanger member defines a convex recess such that the pair of hanger members can interfit with and embrace the valve disc neck of a unitary valve clapper. The unitary valve clapper comprises a valve disc, a protruding cylindrical valve disc neck and a buttonhead of larger diameter than the valve disc neck. The hanger members closely embrace the valve disc neck and hold the valve clapper firmly in position. This hanger design allows the valve clapper to be constructed in one piece, eliminating problems of valve failure due to dimensional variations resulting from inability to define tolerances in composite valve clapper assemblies.

Abstract: An axial flow metering valve includes a valve body having an inlet, an outlet, a valve chamber therebetween and a passage for fluid between the inlet and the valve chamber. A valve member is movable in the valve chamber and includes a number of guide pins which extend axially through guide slots and into grooves in the valve body. The guide pins are threadedly engaged with a rotatable actuating member which encircles them. Rotation of the actuating member moves the valve member toward and away from the valve seat to regulate fluid flow. The valve member may carry a check valve member which checks reverse flow or may carry an inner bypass valve member which permits full unregulated reverse flow.

Abstract: A fluid mixer for mixing a carrier liquid such as water with a thickening agent such as a liquid polymer employs a mixing apparatus in the form of an elbow pipe interconnecting the carrier liquid inlet with a discharge pipe. The polymer thickener is introduced into the fluid stream of the carrier liquid at a point on the outer radius of the elbow where the high velocity stream of carrier liquid impinges upon the side of the elbow pipe to cause the thickener to be impinged upon by the carrier stream at the point of its highest velocity to impart maximum hydraulic shear to the thickener liquid, insuring optimum mixing of the two liquids in the discharge pipe.

Abstract: A fluidic flow or pressure regulator which utilizes a linear and a non-lir resistance arranged in parallel supplying control passages to change the direction of a jet as a function of the pressure of an unregulated fluid source. An output means is provided which can supply fluid having pressure which is a desired function of the unregulated pressure, including a constant pressure. One embodiment forms the variable direction jet solely from the two control passages while another embodiment uses the control passages to change the direction of a power jet.

Abstract: A control valve for connecting a plurality of fluid demand locations with a common source while assuring a constant distribution regardless of differences in absolute magnitudes and counter pressures. The control valve comprises a main regulating valve for the total flow, coupled to a second valve comprising parallel valves corresponding to the respective demand locations.

Abstract: A narrow woven stretch fabric is formed from bare elastomeric warp threads separated by high shrink warp threads and from a high shrink weft thread. The edge elastomeric warp threads are loosely wrapped with heat set yarn. These edge threads, which are under the same tension as the other elastomeric warp threads, are wrapped between the supply and the loom. The weft thread is interwoven at a low weft per inch and the fabric is heat treated to shrink the non-elastic high shrink threads and corrugate the elastomeric threads without heat setting. The wrapping device and the surface feed rollers for the elastomeric threads are driven by the loom drive at appropriate speeds.

Abstract: A device for reconstituting beverages by injecting fluid such as hot or cold water into a container having a granulated, powder or liquid food or beverage concentrate material therein comprises an electroresponsive valve coupled to a fluid supply, a combination nozzle and punch coupled to the valve outlet with a flexible tube, electroresponsive means for advancing the punch to penetrate the container and means for supporting the container so there will be an angle between the flow path of the fluid discharged from the nozzle and the axis or walls of the container during filling. Electric control circuitry is provided for timing the valve, punch and nozzle operations and for issuing a measured quantity of fluid to the container. Containers adapted for being easily penetrated by the punch, for sanitary sealing and for being engaged in a self-supporting state during filling are also provided.

Abstract: A machine for cutting logs into lengths and then splitting the logs, the entire machine being portable. A common power source is provided for the circular saw and the log splitter, and the sawing and splitting operations can be performed independently of one another and either selectively or simultaneously. The machine includes a frame having the circular saw located adjacent one side of its top side and a slideable table feeds the logs into the saw. The log splitter is located on a large, rigid backbone of the machine frame and which also forms a tongue portion of the machine. The circular saw and the splitter are both hydraulically powered and controlled.

Abstract: A wooden workpiece is positioned on a saw table and introduced to a safety-back saw blade rotating in generally the same direction as the direction of introduction of the workpiece at the point of contact. The blade generates components of vertical and horizontal thrust of sufficient magnitude to self-feed either the workpiece or the saw, one relative to the other, at a rate compatible with the capability of the saw to cut the workpiece without generating sufficient thrust to propel the workpiece uncontrolled from the cutting and feeding operation.

Abstract: A screwdriver for screws having two spaced head recesses. The screwdriver comprises tang with two ends; a handle attached to a first end of the tang; two spaced driving prongs attached at a second end of the tang for fitting into the recesses of a screw; and resilient means for varying the spacing between the prongs so the screwdriver can be used on screws having different spacing between the recesses.

Abstract: A portable tennis locker organizer which comprises in combination (a) foldable bag-like member which exposes in its unfolded position and on its interior surface; (b) a plurality of pouches and pocket compartments permanently affixed to the interior surface of said bag-like member; (c) a half moon shaped pocket with strap fastening means that is also permanently affixed to the interior surface of said bag-like means and positioned so that a tennis racket placed within said pocket will lie in a plane horizontally with respect to the vertical plane of said bag-like member in its unfolded position; (d) a cylindrical sleeve pocket contained within the interior surface of the bag-like means and of sufficient size and located opposite the half moon shape pocket so that the handle of a tennis racket may be inserted therein while the racket's head is contained within the half moon pocket.

Abstract: A cover for the head of a golf club includes a portion made of Velcro material. A mating portion of Velcro material may be included either on another of the golf club covers or on a strip or belt attached to the golf bag in which the clubs are carried. In one embodiment of the invention, the Velcro material on the golf club cover is arranged in the form of a number which identifies the golf club over which the cover is placed.