Abstract: An apparatus for generating electricity in a moving vehicle utilizes a low drag spirally shaped fin mounted longitudinally on a cylindrical component of a generator which receives air from a vent as the vehicle moves through air. The vent includes structure for bypassing at least a portion of the airflow through the vent as the vehicle moves faster through the air. The airflow causes the cylindrical member to rotate causing the generator to generate electricity. The rotating cylindrical member may be provided with magnetic material.

Abstract: An aircraft utilizes a buoyant evacuated rotating envelope to provide at least a portion of the lift required. The rotating envelope may be in the form of a disk, cylinder or other suitable shape. In one embodiment, an evacuated rotating envelope in the form of a disk is utilized. The disk is provided with a central core tube with at least one jet engine mounted therein. The deflection of the exhaust causes rotation of the envelope. A non-rotating payload compartment is mounted to the rotating envelope by bearings. Structures are provided for deflecting the exhaust to be utilized for lateral propulsion as well as for stabilizing the payload compartment to prevent rotation. Two other embodiments utilize rotating cylinders which may be rotated either by a jet engine mounted within a core tube or by an off center jet engine which drives the cylinder.

Abstract: A method of locating infarcted myocardial tissue in a beating heart includes the step of inserting an impedance measuring tip of a catheter into the chamber of the beating heart, particularly the left or right ventricle, and measuring the impedance of the endocardium at various locations within the chamber of the beating heart. The values measured are compared to impedance values with a predetermined range of values to identify an infarcted area of myocardium and distinguish such area from normal myocardium. The measurements are also compared to a range of values for an infarction border zone. In accordance with the invention, the infarction border zone may be located. The infarction border zone is a significant source of arrhythmia, and particularly of ventricular tachycardia.

Abstract: A rotary internal combustion engine includes a block having a generally elliptically shaped bore and a substantially round rotor adapted to rotate on a straight shaft in the bore of the block. The rotor is provided with a pair of substantially diametrically mounted rotor segments, the rotor being provided with a pair of recesses for receiving the rotor segments and the rotor segments being pivotally mounted to the rotor such that a portion of each rotor segment tends to be forced outwardly by centrifugal force upon the rotation of the rotor. The block is provided with a charging and a combustion space formed in the space between the elliptical shaped bore and the round rotor. The combustion chamber is enlarged by the outward movement of an outer segment pivotally mounted on the block. A pair of vanes between the rotor segments are mounted in slots on the rotor for the forming of a seal between the rotor and the inner surface of the bore of the block. The engine may be operated on any type of gaseous fuel.

Abstract: A rotary internal combustion engine includes a block having a generally elliptically shaped bore and a substantially round rotor adapted to rotate on a straight shaft in the bore of the block. The rotor is provided with a pair of substantially diametrically mounted rotor segments, the rotor being provided with a pair of recesses for receiving the rotor segments and the rotor segments being pivotally mounted to the rotor such that a portion of each rotor segments tends to be forced outwardly by centrifugal force upon the rotation of the rotor. The block is provided with a charging and a combustion space formed in the space between the elliptical shaped bore and the round rotor. The combustion chamber is enlarged by the outward movement of an outer segment pivotally mounted on the block. A pair of vanes between the rotor segments are mounted in slots on the rotor for the forming of a seal between the rotor and the inner surface of the bore of the block. The engine may be operated on any type of gaseous fuel.

Abstract: An astronomical time clock has a clock face divided into twelve segments representing the months of the year and a centrally positioned light which represents the sun. A globe representing the Earth rotates by a drive means around the light and is positioned in the segment representing the current month. The time of the day may be displayed by conventional clock hands or a digital display which is made clearly visible only in the segment corresponding to the current month. In a preferred embodiment, the globe rotates on its axis representing night and day and may be provided with tilt representing the seasons of the year.

Abstract: A method of locating infarcted myocardial tissue in a beating heart includes the step of inserting an impedance measuring tip of a catheter into the chamber of the beating heart, particularly the left or right ventricle, and measuring the impedance of the endocardium at various locations within the chamber of the beating heart. The values measured are compared to impedance values with a predetermined range of values to identify an infarcted area of myocardium and distinguish such area from normal myocardium. The measurements are also compared to a range of values for an infarction border zone. In accordance with the invention, the infarction border zone may be located. The infarction border zone is a significant source of arrhythmia, and particularly of ventricular tachycardia.

Abstract: Apparatus provides an interface between a computer, various data sources such as patient monitors and a printer via the parallel printer port of a computer for use in a data management system for anesthesia. Substantially any computer may be utilized by use of the parallel printer port to provide fast and efficient inputting of data to the computer, communication with monitors and other data sources and to enable the use of the printer via the parallel printer port. The patient's vital signs and data from other data sources is supplied to the computer via the status lines of the parallel printer port while the data lines are utilized to control a processor in the apparatus with the printer disabled by reason of the absence of a strobe pulse. The apparatus includes signal processing circuitry which multiplexes a number of analog data signals and converts them to digital signals for storage and transmission to the computer upon request.

Abstract: A method and product for improved ceramic fiber reinforced and/or filled thermoplastic and/or thermosetting resin systems utilizes ceramic fiber material which is first etched and then silanated using an organo-functional silane. The etching of the ceramic fiber may be performed utilizing hydrofluoric acid, acidulated phosphate fluoride or the equivalent thereof. The term ceramic fibers is used broadly to include all types of fibers which are made from substantially pure or pure silica, various silicates, metal oxides and other fibers, such as carbon, which are coated or provided with a silica treatment on their surface.

Abstract: A method of ocular surgery wherein low power radio waves are transmitted from the tip of an active incising electrode and used to make incisions in the tissues of the eye. A high impedance contact is provided between the surgical subject and a grounding plate connected to the radio wave generator. The use of the low power radio wave energy and the high impedance contact prevents the active incising electrode from becoming hot and causing damage to sensitive tissues of the eye.

Abstract: A basketball safety return apparatus utilizes a plurality of moveable pole support bases and a plurality of poles adapted to be mounted vertically in the pole support bases. Netting is connected to the vertically mounted poles and the poles and bases are mounted and arranged so that the netting forms a barrier behind the basketball hoop and along at least one side. The basketball safety return apparatus may be readily assembled, positioned, disassembled and stored. The inexpensive apparatus of the present invention prevents the basketball from rolling into the neighbor's yards and more importantly from rolling down a driveway into a street where it may be retrieved without sufficient attention to avoid a child being hit by a vehicle approaching on a street.

Abstract: A dross compression apparatus utilizes a substantially hemispheric shaped receptacle in a dross collector and a complementing compression head which is provided with ribs to form grooves in the material formed between the head and the receptacle. The material formed between the head and the receptacle is substantially a shell comprised of an inner layer of aluminum oxide and outer layers of aluminum. The grooves in the shell enable the material to be more easily processed as the shell is readily broken for crushing. The compression head may be applied more than once to the aluminum dross and may be rotated between applications causing multiple grooves and increased decanting of aluminum. The compression head is provided with a water cooling system which more rapidly cools the aluminum dross and reduces the thermite reaction. The cast steel compression head reduces the air flow to the cooling dross thereby reducing the amount of oxygen available, oxidation and the thermite reaction.

Abstract: An adjustable tree stand utilizes a bowl and base structure. The lower end of a tree trunk is mounted into the bowl and fastened thereto utilizing a plurality of threaded turn screws which engage the side of the tree trunk and a spike at the bottom of the bowl. In one embodiment, a hemispherical shaped bowl is mounted into the base, with the base being shaped to conform to the shape of the bowl, such that it may be pivotally adjusted to adjust the tree so that it appears vertical. The bowl is then locked in place in the base by means of a lever operated cam stopper. The upper end of the bowl may be provided with a stopper ring lip which engages at one point a recess of a predetermined depth when adjusted to the pivotal position which is the maximum deviation from vertical. In a presently preferred embodiment, the bowl need not be hemispherical shaped and is provided with a bearing assembly which projects into a recess formed in the base.

Abstract: An apparatus is provided for folding either of two size sheets of paper, such as letter and legal size paper, for insertion into an envelope. The apparatus includes a planar base and a pair of opposed structures against which a sheet of paper to be folded may be placed for positioning of the sheet. A folding bar is mountable at one several preselected positions on the base such that the sheet to be folded passes between the folding bar and the base. Preferably, a creasing bar is provided for applying pressure to a surface of the sheet to be folded causing the sheet to be pressed tightly against the folding bar such that a crease is formed across the sheet at a preselected location corresponding to the first fold of the sheet, The base and the folding bar are provided with a detent mechanism such that the folding bar may be readily, moved to the appropriate position for creation of the initial crease and the particular size of paper to be folded. A method of folding the sheets of paper is also disclosed.

Abstract: A horseshoe utilizes reinforced belting material as padding. In certain embodiments, the reinforced belting material is cut to a certain depth in selected locations and the belting material may be removed along the layers of reinforcing material. A truncated toe portion of a horseshoe is adhesively bonded to the turf side of the toe portion of the pad. The reinforcing material provides lateral stability to the padding allowing a thicker pad with the same stability. A new use is provided for used or seconds belting material for the economical production of improved horseshoes. The padding may also be molded from rubber or plastic with a turf side of the toe portion recessed to accommodate the truncated horseshoe.

Abstract: The present invention shows a system for providing a track-bed with a real-life appearance in a model railroad. The system is comprised of three separate components which may be assembled in combination to meet the needs of various track formations. A first component is intended to fit between the track bases of a model railroad track, and both curved and straight variations of the first component are provided. A second component is intended to fit between the track bases of adjoining sections of track, and both curved and straight-sided variations of the second component may be provided, or a single version which may be trimmed to fit either a straight or curved application might be provided. The third component is triangular in cross-section and closes the open sides of the first and second components at the side of the track. The third component is preferably flexible in nature and may be provided in any suitable length.