Abstract: A device for intermittent application of liquids such as adhesive, in particular hot-melt adhesive, to material moved relatively to the device, comprises a reservoir for the liquid, an application nozzle which is preferably formed as slit nozzle or a plurality of adjacent application passages, a supply line from the reservoir to the nozzle, a needle valve provided shortly upstream from the nozzle, a means for interrupting the flow from the reservoir to the nozzle at desired intervals, a return line to the reservoir connected to the supply line upstream from the main valve and a second needle valve for shutting off the return line. The second needle valve is larger than the main valve and lies as preliminary valve in the supply line a small distance upstream from the main valve; both valves are controllable in adjustable time relationship with respect to each other.

Abstract: A method and apparatus for rearing fish in natural waters in a confined area by monitoring key criteria of the natural waters and monitoring the feeding and weight gain of fish in the confining means on a systematic basis. An apparatus for raising fish in an enclosed environment in natural waters comprising: (a) means for enclosing and maintaining the fish in a confined location in naturally occurring waters; (b) means for feeding and culling the fish within the enclosing means; (c) means for monitoring water quality, weight gain and disease in each fish retained in the enclosing means; and (d) means for retaining an air pocket within the enclosing means.

Abstract: The hog waterer of this invention includes a center top wall portion with downwardly and oppositely extending wall portions. A pair of lids are pivoted to the center portion for closing an access opening in each of the sloping wall portions. The bottom face of the lid includes a downwardly extending tapered semi-cylindrical closure member which due to a loose pivot connection is self-centering in the access opening. The diameter of the closure member is sufficiently large to space the lid from the sloping top wall portion to prevent any ice build up on the sloping top wall portion from interfering with the closure member from sealing the water in the reservoir tank from the cold outside atmosphere.

Abstract: Protective footwear for animals includes a suspender system for retaining single piece or multiple-piece bootees on the animal's feet. A two-piece bootee comprises a sock of warm and comfortable yarn which is inserted into and joined to a boot of deerskin. A buckle may be secured to each bootee for receiving a strap of the suspender system. The suspender system may be fabricated as a pair of elastic ribbons draped over the animal's shoulders and hindquarters and joined by an adjustable strap running along the animal's back.

Abstract: A self-contained, solar powered unit predominately used for watering livestock. Fundamentally, the preferred embodiment of the unit is an integrated combination which utilizes a solar collecting panel to generate electricity for powering a fluid pump that pumps fluid into a reservoir tank. The reservoir tank, further, supplies fluid to an adjoined watering trough for access by livestock. The unit is simple, compact, and thus, highly portable while its operation is economical and requires little maintenance.

Abstract: An improved control for a liquid coolant type cooling system of an automotive internal combustion engine including a coolant pressure powered servo valve which is responsive to a control pressure generated in accord with an electrical control signal. The electrical signal is generated in accord with several engine operative and cooling related inputs.

Abstract: In a cooling system for an internal combustion engine utilizing liquid coolant, an improved coolant powered flow control valve assembly is disclosed which includes a hollow enclosure within another hollow enclosure with a separate movable piston valve within both enclosures. The valve assembly is made-up of several plate members which are stacked in overlying sealed relation to one another and with configurations to produce the interior spaces and passage.

Abstract: A portable engine has a fan cover fixed to a front surface of a crankcase to cover a fan and to guide upward a blown stream of air generated by the fan, and a cylinder cover disposed behind and in series with the fan cover to cover an engine cylinder and to guide the blown stream toward the engine cylinder. The portable engine has a partition plate formed integrally with said crankcase to cover a step formed between the fan cover and the cylinder cover, and an ignition coil is fixed to the partition plate. According to this arrangement, heat of the engine cylinder will not be directly transmitted to the ignition coil to cause deterioration of the function of the ignition coil.

Abstract: A variable camshaft timing system for an internal combustion engine varies the relative angular position between the intake camshaft and the exhaust camshaft by controlling the path of the timing belt. First and second idler arms, each having an idler wheel connected thereto, are independently pivoted around a common pivot point by means of a pair of positioning cams operatively connected to an electric stepping motor. The motor is controlled from an electronic control unit which receives signals indicating the engine operating characteristics and through a look-up table steps the positioning cams which in turn pivots the idler arms to rotate the intake camshaft relative to the exhaust camshaft thereby changing the intake valve timing.

Abstract: Disclosed is a centrifugal spark-advance control device for an ignition system of an internal combustion engine, comprising: a base plate which rotates at a speed corresponding to the rotational speed of the engine; a timing plate which is rotatably supported on the base plate; a spring for biasing the timing plate in a certain direction; a centrifugal weight which is pivoted to the base plate at a point spaced from the center of gravity of the centrifugal weight and which is provided with a cam surface for rotatably driving the timing plate in an opposite direction against the biasing force of the spring by cooperating with a corresponding cam follower surface provided in the timing plate; a spark generating device coupled to the timing plate for generating ignition sparks in synchronism with the rotational angle of the timing plate; a mass member attached to the timing plate by way of an elastic member.

Abstract: An intake valve for use in an internal combustion engine has a plurality of impellers rigidly attached to its inlet side and oriented to optimize the vaporization and homogenity of fuel within the combustion chamber. The impellers harness the fuel/air mixture and create overlapping airflow vortexes within the combustion chamber.

Abstract: An internal combustion engine comprising an activating chamber provided separate from a combustion chamber, a valve disposed between the activating chamber and the combustion chamber, fuel feeding means adapted to feed fuel into the interior of the activating chamber in accordance with a predetermined ignition timing sequence and valve opening and closing control means for opening the valve in accordance with the predetermined ignition timing sequence.

Abstract: An internal combustion engine has a cylinder head and at least two cylinders. Two intake valves are provided for each cylinder. A siamese intake port comprising a common port, a helical port and straight port is formed in the cylinder head. The helical port is communicated with one of the intake valves of one of the cylinders, and the straight port is communicated with one of the intake valves of the other cylinder.

Abstract: A device for controlling ignition or fuel injection and the like of an internal combustion engine includes an angular position sensor of a shaft of the engine. The sensor is in the form of a disc rotating together with the shaft and being provided on its periphery with as many radially projecting segments separated by gaps as many cylinders has the engine. A gap between the segments is provided with a single sloping ramp terminating with a steep flank. The flank of one segment and the steep flank of the ramp cooperate with a detector which generates a marking pulse coordinating during single rotation of the shaft the distribution of control pulses to respective cylinders.

Abstract: A system has an oxygen sensor, a proportion and integration circuit responsive to the output of the oxygen sensor for producing a PI signal at a constant of proportionality and a constant of integration and for controlling the air-fuel ratio of mixture to stoichiometry. The period of the output of the oxygen sensor is compared with a reference value by a comparator. When the period is longer than the reference value, the constants of proportionality and integration are changed so as to correct the deviation of the air-fuel ratio from stoichiometry.

Abstract: A method of controlling in a feedback manner the air-fuel ratio of an air-fuel mixture supplied to an internal combustion engine to desired values by correcting the fuel quantity supplied to the engine by means of a correction coefficient which varies in response to output from an exhaust gas ingredient concentration sensor arranged within an exhaust passage, when the engine is operating in an air-fuel ratio feedback control effecting region. When the engine is operating in a predetermined accelerating condition, a mean value of the correction coefficient is calculated and stored. When the engine subsequently enters the predetermined accelerating condition, the air-fuel ratio feedback control is effected using the stored mean value as an initial value of the correction coefficient.

Abstract: Disclosed is a fuel control apparatus in an internal combustion engine. When the running mode the engine is changed into acceleration again from deceleration after acceleration, the fuel becomes too rich if the conventional continuous correcting factor is used. In order to properly reduce the quantity of fuel supply in that case, the number of engine revolutions is counted from a point of initiation of deceleration to a point of initiation of acceleration again to thereby calculate a proper value of the continuous correcting factor corresponding to the count, so that fuel is supplied to the internal combustion engine with a quantity corrected by the thus calculated value of the continuous correcting factor.

Abstract: An archery game tracking device for tracking a game animal struck by an arrow upon subsequent movement by the animal through brush or forest. The device includes a dart that is releasably mounted to the arrow shaft and is fixed to a tracking line. A tracking line supply is connected to the bow. Upon impact of the arrow with a game animal, the dart penetrates the animal. If the animal dislodges the arrow or if the arrow passes through the animal, the dart will automatically separate from the arrow and will remain fixed to the animal and fixed to the tracking line. The hunter will still be able to track the fallen animal when it stops.

Abstract: A grinding wheel dressing apparatus including a housing, a dresser shaft rotatably mounted on the housing and having one end adapted for connection to a drive shaft and an opposite end adapted to receive a dresser wheel, and an acoustic sensor retained by the housing and adapted to detect acoustic signals produced by contact between the rotating dresser wheel and a grinding wheel being dressed thereby.

Abstract: A solar pond, including a heat absorbing fluid and an insulating layer disposed above and covering the heat absorbing fluid; wherein the insulating layer includes a body of water and fibers suspended in and dispersed throughout the body of water. The fibers have an density that is approximately the same as the density of the body of water and an index of refraction that is approximately the same as the index of refraction of the body of water. The viscosity of the insulating layer may be increased by adding a thickening agent and/or a gel thereto to thereby further suppress heat convection in the insulating layer. The insulating layer further includes membranes defining baffles or closed cells in the body of water to further suppress heat convection in the insulating layer.

Abstract: A scalp massager has a main body provided on the rear end thereof with a grip portion, a base portion, a pair of supporting arms projecting laterally from the base portion and spaced from each other in the longitudinal direction of the base portion, a roller member rotatably mounted between the arms for rotation about an axis substantially parallel to the longitudinal axis of the base portion, the roller member being provided on the outer peripheral surface thereof with a multiplicity of scalp stimulating projections, and compression springs for resiliently biasing the roller member away from the grip portion. The user grips the grip portion and lightly presses the roller member onto his head, and moves the massager back and forth so that the roller member rolls on the scalp with the result that the projections stimulate blood vessels under the scalp so as to enhance the blood stream.

Abstract: This invention relates to a medical support. In order to support, in a pressure-free manner, particularly pressure-sensitive locations of parts of the body of a patient, the aforesaid support comprises a plate-like bearer part with a plurality of receivers, arranged close together, on its upper side and a plurality of plug-in components which are inserted selectively and loosely into the receivers, are removable, and form, with their upper ends of appropriate shape, a substantially closed bearing or supporting surface.

Abstract: An artificial vagina releaseably attached to one end of a phantom mare. The phantom includes a body section that is adjustable such that the vertical height and angle of inclination can be set to accommodate stallions of all sizes. The body section also includes a recessed area to simulate the shape and size of a mare's body and to provide the stallion with a gripping area. The phantom of the present invention makes collection more natural for the stallion and will be less work for the handler.

Abstract: Apparatus and a method for attaching soft tissue to bone in a surgical operation, particularly in suturing a portion of a shoulder joint socket to the rim of the glenoid cavity of a scapula. A drilling guide includes a pair of convergent tubes and a handle supporting them, and a locater rod is used to aid in holding the drilling guide so that intersecting holes can be drilled from opposite sides of the glenoid rim. A suture is pushed into one of the intersecting holes and pulled out from the other using a double hook to anchor a suture to the glenoid rim.

Abstract: An improved body restraint comprising a vest body having a front panel and a pair of separable back panels. A first strap is connected to the lower edge of each back panel and extends transversely across the vest body and is received within a loop or slot in the other back panel. The ends of the first straps are adapted to be attached to an outside object, such as the side rails of a bed. Second straps are connected to the vest body at locations beneath each arm opening, and each second strap extends diagonally across the vest body and is adapted to be attached to the head rail of the bed. The body restraint will securely restrain a patient and yet the diagonally extending straps permit the patient to move from side-to-side without danger of release. During movement of the patient, tension is concentrated under the arms to eliminate any possibility of stress being concentrated on the neck of the patient.

Abstract: The specification discloses a wound dressing in which the release liner halves are each divided into a release liner main body and a release liner edge strip. The release liner main body overlaps a portion of the edge strip and the two are hingedly secured together by a flexible hinge.

Abstract: Provided herein is a demand breathing device including a motion sensitive sensor which sends signals corresponding to torso movement to a controller incorporating electronic differentiation to indicate the direction of torso movement corresponding to the expansion and retraction of inhalation and exhalation, respectively, and to energize a solenoid valve which interrupts oxygen flow during exhalation.

Abstract: Closed circuit emergency breathing apparatus is disclosed which is comprised of concentrically associated oxygen container and scrubber components, and a flow control valve assembly mounted on the open end of the compressed oxygen container and against the corresponding end of the scrubber. Unique valve structures enable the provision of all valve functions by valve components provided in a common support arrangement by which the valve assembly is mounted on the compressed oxygen container and structurally interrelated with the corresponding end of the scrubber. Breathing hose, pressure gauge and burst valve components are also mounted on the common support, and a breathing bag is mounted on the scrubber between the opposite ends thereof.

Abstract: An endotracheal tube holder including an endotracheal tube platform portion having a clamp for clamping an endotracheal tube into a tube channel wherein the tube platform portion is supported with respect to the patient's head by the face plate frame secured to the face of a patient by a harness worn on the head of the patient. The endotracheal tube holder is secured with respect to the patient's face with portions thereof bearing on the upper and lower jaw portions of the patient's face.

Abstract: This unit is for stopping hemorrhage by supplying a current for heating to a semi-conductive thermal element of small heat capacity to insure good heat response which is incorporated in the distal extremity of a slender probe, and possesses a means to recognize whether, or not, voltage fall between the both ends of the thermal element is within the permissible range in order to make it possible to detect qualitative deterioration of thermal element.

Abstract: A method and apparatus for removing cataracts in which a flexible line preferably 1 mm or less in diameter is inserted through an incision into the anterior chamber until its end is adjacent the cataract. Coherent radiation, preferably at a frequency between 193 and 351 nm, is coupled to the cataract by an optical fiber in the line. An irrigation sleeve provided about the fiber and an aspiration sleeve extending partially around the irrigation sleeve conduct irrigating liquid to and remove ablated material from the anterior chamber and form with the optical fiber the flexible line.

Abstract: A resectoscope comprising a hollow sheath, an observing scope inserted in the sheath, a resecting electrode inserted through the sheath and a handle part having a slider connected to the sheath, having the electrode connected at the base end to it and moving this electrode forward and rearward in the axial direction, wherein is provided an electrode fixing mechanism having an inserting hole which is provided in the slider and in which the electrode is inserted at the base end, an engaging part provided in the base end part of the electrode inserted in the inserting hole, an electrode fixing means having a locking part engaged with the engaging part provided in the electrode to lock the electrode and movable in the direction intersecting with the axis of the electrode, an energizing device energizing the electrode fixing member in the direction of fixing the electrode, an electrode fixing mechanism fixing device fixing the electrode fixing member and energizing device to the slider and a position adjusting dev

Abstract: A device for cornea operations on the human eye is composed according to the invention of various instruments and auxiliary implements in such a way that the transplantation of a disk-shaped part of the cornea (perforating keratoplasty) can very largely be carried out automatically by machine, surgical manipulations carried out by hand being almost eliminated. On a three-dimensionally adjustable carrier, an axis adjustment instrument (17), a trephine (18) and a transplanter (19) are fitted in such a way that these instruments can selectively be brought into coincidence with the visual axis of the patient and moved to a pre-adjustable height. Preferably, the carrier comprises an auxiliary carrier (8) and a rotary plate (11) which is pivotable about a horizontal axis (12) on this auxiliary carrier. This rotary plate carries the instruments. An eyeball holder ring (14) adjustable in height and a manipulator (15) as well as a cartridge changer (16) are immovably fitted to the auxiliary carrier (8).

Abstract: An intra-abdominal organ stabilizer, manipulator and retractor includes an elongated tube for insertion through an introducer into an abdominal cavity. A rod is telescopingly received and axially movable within the tube. A stabilizer tip is secured to the distal end of the rod and axially movable therewith into and out of the distal end of the tube. The stabilizer tip includes a pair of relatively stiff juxtaposed support arms laterally flexible between closed positions for movement into and out of the tube, and spread positions when projecting partially or fully beyond the end of the tube for retracting, manipulating or stabilizing organs, tissue or the like during a medical procedure.

Abstract: A device for sealing an opening or puncture in the wall of a blood vessel, duct or other lumen of a living being. The device includes an elongated tubular body having an outlet at the distal end thereof and which is arranged to be inserted, such as percutaneously, through the puncture in the blood vessel so that the outlet is located within the vessel's interior. An expandible closure is disposed within the tubular body and is formed so as to be held in a compact configuration therein. The tubular body also includes ejecting means for forcing the closure out of the outlet into the interior of the blood vessel, whereupon the closure automatically expands to form an enlarged engagement surface. A retraction filament is secured to the closure for pulling it to the puncture after the tubular body has been withdrawn from the puncture so that the engagement surface of the closure means hemostatically engages the inner surface of the blood vessel contiguous with the puncture.

Abstract: An absorbable, annealed surgical device made from a multi-phase, polymeric composition derived from lactide and glycolide is disclosed. Preferably, the composition has two phases, both phases are continuous, the first phase has about 0-about 25% m glycolide moieties, the overall composition has up to 45% m glycolide moieties, and the first phase constitute at least 50% (and preferably not more than about 95%) by weight of the composition. The device has a high distortion temperature, good resistance to hot-wet creep, but yet loses tensile strength in vivo quickly. The composition per se is injection-moldable, can be annealed, and is not brittle.

Abstract: Disclosed is a catheter for performing balloon angioplasty comprising concentric, independently inflatable/deflatable balloons, each balloon having a different diameter. The balloons are capable of withstanding pressures in excess of 100 psi and are non-elastomeric and imperforate. Also disclosed is a method for performing balloon angioplasty by advancing a balloon catheter of the type disclosed into a stenosis inside a blood vessel, inflating a first balloon to partially dilate the stenosis, advancing a second balloon into the partially dilated stenosis, wherein the diameter of the second balloon is greater than the diameter of the first balloon, and inflating the second balloon to further dilate the stenosis.

Abstract: An ultrasonic diagnosis apparatus comprises a probe for transmitting an ultrasonic beam toward a body having a blood vessel therein and a plurality of receiver circuits corresponding to sampling points of the body in a direction approximately perpendicular to the beam to produce respective intensities of reflected waves from the sampling points. A distribution of the reflected-wave intensities from the receiver circuits is measured at a predetermined interval of time. A shift between two successive intensity distributions thus measured is detected by a correlator, thereby determining a blood flow speed, in the blood vessel of the body, in the direction approximately perpendicular to the beam.

Abstract: A device for detecting pregnancy in animals comprises a finger receptacle adapted to fit over a human finger. On the outer surface of the receptacle is a transducer housing having a transducer therein for transmitting ultrasonic sound waves and for receiving echo ultrasonic sound waves in response thereto and converting the echo ultrasonic sound waves into an electrical echo signal. Electrical leads carry the echo signal from the transducer to a computer or a strip chart recorder for analyzing and visually displaying indices which provide an indication of the velocity of the blood flow detected in the uterine artery of the animal by the transducer.The method of the present invention comprises placing the transducer in contact with the uterine artery of the animal, and measuring the velocity of blood flow in the uterine artery. An increase in the blood flow over the animal's normal blood flow in the uterine artery is an indication of pregnancy.

Abstract: The medical current limiting circuit is for use with medical electrodes and associated diagnostic and therapeutic apparatus. The device protects the apparatus and patient from current flow. The device has circuitry comprising a pair of external connectors, a pair of n-type field effect transistors connected in cascade, a resistor, a p-type field effect transistor, a capacitor to latch the p-FET in a non-conductive state upon its initial activation and a diode to prevent capacitor discharge to the current source.

Abstract: The multi-conductor lead assembly comprises a first lead, a second lead and a connector assembly for connecting the leads together. The first lead includes a lead body having a distal end portion with a plurality of electrodes thereon, a proximal end portion with a plurality of sleeve electrodes thereon and a plurality of insulated wire conductors within the lead body and electrically connecting the electrodes on the distal end portion with the sleeve electrodes on the proximal end portion. The second lead includes a lead body with a proximal end, a proximal end portion, a distal end and a distal end portion, and one wire conductor therein.

Abstract: The multi-conductor lead assembly comprises a first lead, a second lead and a connector assembly for connecting the leads together. The first lead includes a lead body having a distal end portion with a plurality of electrodes thereon, a proximal end portion with a plurality of sleeve electrodes thereon and a plurality of insulated wire conductors within the lead body and electrically connecting the electrodes on the distal end portion with the sleeve electrodes on the proximal end portion. The second lead includes a lead body with a proximal end, a proximal end portion, a distal end and a distal end portion, and a plurality of insulated wire conductors therein. Each of the one wire conductors has a proximal end and a proximal end portion extending out of the proximal end of the lead body. A sleeve connector is mounted on each wire conductor proximal end portion, and a needle is connected to the proximal ends of the wire conductors.

Abstract: A heating apparatus for hyperthermia utilizes electromagnetic waves for locally heating cancerous cells within a living body. Electromagnetic waves output from a single electromagnetic wave generating means are branched into a plurality of branched electromagnetic waves, which are respectively employed to conduct hyperthermia treatments for a plurality of patients. The whole of the hyperthermia system is controlled in a concentrated fashion from a single section by means of time-division multiplexing. It is therefore possible for a plurality of patients to be subjected to hyperthermia treatment at the same time and in parallel with each other, even when the conditions of these patients differ from one another. Further, it is advantageously possible to simplify the arrangement of the system as a whole and stabilize the control of the system.

Abstract: A leaf picking apparatus according to the present invention comprises a leaf picking disk of elastic material adapted to rotate in one direction. The disk has an opening in the center and a plurality of elastically deformable tongues spaced circumferentially and extending radially inward from the peripheral edge of the opening. Each tongue of the disk is fitted with a metallic plate piece for keeping the tongue curved to one side of the disk and twisted in the direction opposite to the rotating direction of the disk. The plate pieces project from the distal ends of their corresponding tongues. A cylindrical leaf picking tip is fixed to the projecting end of each plate piece. The tip has an axis across the longitudinal direction of its corresponding tongue, and its leading end, as viewed in the rotating direction, is located outside its trailing end with respect to the radial direction of the disk.

Abstract: The present invention discloses a new family of crystalline, microporous silaceous materials of regular geometry which are substantially hydrophobic, and methods for their preparation. These compounds may be prepared from natural or synthetic hydrated aluminous tectosilicates.

Abstract: A tobacco treating process for forming favorable flavor compounds in a moisturized tobacco including the steps of introducing the moistened tobacco into a containing zone; introducing an ammonia source into the containing zone; heating the contained zone when substantially closed to bring the tobacco to a preselected temperature to improve flavor compounds through reaction of the ammonia source and reducing sugars, and/or other tobacco components; and cooling and removing the tobacco from the closed zone.

Abstract: A pocket container for cosmetic products including a box-shape body defined by a bottom wall, two side walls and a rear wall, first and second covers pivotally connected to the body along opposite parallel pivots, a drawer slidable beneath the bottom wall and generally parallel to axes of the pivots, and the covers being in mating overlapping relationship along edge portions abutting each other along a plane in oblique relationship to the bottom wall whereby one of the covers overlappingly retains the other of the covers in its closed position.

Abstract: A mascara applicator having an applicator head which is a hollow tube having multiple closely spaced slits extending transversely and substantially completely therethrough is described. The applicator head is attached to one end of a shaft having a handle means at its opposite end.

Abstract: A method for selecting a particular shade of lipstick that will brighten the appearance of one's teeth includes providing a plurality of tooth color samples in predetermined colors, selecting a plurality of lipstick shades, determining which of the lipstick shades best increases the apparent whiteness of selected tooth colors, and correlating a given tooth color sample with appropriate lipstick shades. Apparatus for carrying out the method includes a plurality of tooth color samples and a correlation chart for identifying the best lipstick shades that can be used with each tooth color.

Abstract: This invention is directed to a washing system designed primarily for washing automotive parts, and in addition to a washer having a cabinet, a working chamber within the cabinet, and a support table within the cabinet, an improved conveying system is provided to transport parts to be cleaned from a location such as an automotive work station, to the interior of the washing chamber and to transport cleaned parts back to the work station or to storage.The conveying system comprises a mobile carrier having an article supporting tray carried on the upper surface of the carrier and which can be easily pushed into the working chamber of the washer and removed therefrom back onto the mobile carrier. Parallel track or guide means are provided in the top of the mobile carrier and on top of a turntable within the washing chamber to facilitate moving the article supporting tray, which is preferably provided with wheels which are suitable to ride on the parallel tracks or guide means provided.