Abstract: A magnetic roller may comprise a magnetized outer surface and an internal chamber. A temperature control system may be in communication with the internal chamber, and a fluid capable of heat transfer may circulate within the internal chamber and the temperature control system. The magnetic roller may be used to produce magnetic sheets having magnetizable particles that are aligned according the a magnetic field generated by the magnetic roller. The magnetic sheet may be provided in a pliable form wherein magnetizable particles may shift orientation when exposed to the magnetic field. Heat may be transferred between the sheet and the magnetic roller to cause solidification of the magnetic material and prevent dealignment of the magnetic particles.

Abstract: A modular warning signal light system comprising at least one support. The at least one support having at least one module receiving port. The module receiving ports constructed and arranged to removably receive the support engagement member of a module. Each module having at least one visible side. The at least one visible side having at least one light emitting diode light source engaged thereto. The at least one light emitting diode light source, module and support all in independent electrical communication with a controller. The controller constructed and arranged to selectively activate the at least one support, the at least one module, the at least one light emitting diode light source, and any combinations thereof to create at least one warning light signal.

Abstract: A patient transporting device having a mobile IV pole which comprises a wheeled base with an enclosure that substantially covers the wheels and a bumper secured to the enclosure. A pole is coupled to the base, and a plurality of hook or other holders are provided for holding intravenous fluid reservoirs. The pole may include first and second arms that extend substantially vertically upwardly from the base, each arm made up of respective lower, central, and upper telescoping tubular portions. The lower portions of the arms are securely coupled to the base, the upper portions are rigidly interconnected with one another, and the central portions of the first and second arms are rigidly interconnected by a stabilization bar which has a plurality of routing channels therein for routing flexible tubing. An obliquely oriented handle is coupled to the pole and is axially movable along at least a portion of the pole. The IV pole may be provided with an electrical receptacle having a retractable power cord.

Abstract: A wind energy plant with a hydraulically actuated rotor brake for a drive train, which has at least one hydraulically actuated brake cylinder, the braking moment of which gets stronger when the hydraulic pressure increases, wherein a volume of hydraulic fluid is tensioned by a pressure reducing valve in the brake cylinder and in the pressure line thereof when the brake is actuated, wherein an accumulator with hydraulic fluid is provided, which is connected to the pressure line.

Abstract: A four wheel chassis for a floor conveyor, a counterweight stacker in particular, in which the ends of the front and rear axle or the wheels, respectively, are supported with respect to the vehicle frame via double-acting hydraulic cylinders, which on their turn co-operate with hydraulic accumulators and constitute a hydraulic chassis system, wherein first controllable on-off valves separate the hydraulic accumulators from the hydraulic cylinders at option, and wherein a hydraulic lifting equipment for a load supporting means is provided, wherein a hydraulic system for the lifting equipment co-operates with the hydraulic chassis system via a pressure intensifier, and the pressure in the chassis system and with this a compression movement is changed as a function of the taken-up load.

Abstract: A method for the no-transmitter speed determination of an asynchronous machine, comprising the steps which follow: a module for field-oriented regulation calculates the voltages to be applied to the asynchronous machine on the basis of a setpoint for the speed, at least two values measured for the conductor current, and a speed calculated by an observer module, the observer module has applied thereto the voltage values obtained from the field-oriented regulation or the voltage values measured, and calculates a value of the moment-forming current îsq(t) and an inner moment Mi(t) of the asynchronous machine from the values applied, a moment module calculates a load moment Ml(t) acting upon the asynchronous machine from the difference of the moment-forming currents from the field-oriented regulation and the observer module, a speed module calculates the actual speed of the asynchronous machine via the load moment of the moment module and the inner moment of the observer module.

Abstract: A tool for imparting a plurality of folds to a balloon comprises a housing, which defines a passage therethrough. The passage has a longitudinal axis and a first opening at a first end of the passage, and a second opening at a second end of the passage. The passage has an inner surface, which defines a plurality of peaks and valleys, wherein the height of each peak is greater at the first end of the passage than at the second end of the passage and the height of each valley is greater at the first end of the passage than at the second end of the passage.

Abstract: An implantable coil stent comprises at least a first curved segment and a second curved segment which arc about the longitudinal axis of the stent. An expandable link extends between the second end of the first curved segment and the first end of the second curved segment.

Abstract: In one embodiment of the invention, a stent may be provided comprising a first undulating band comprising a series of alternating first peaks and first troughs and a second undulating band comprising a series of alternating second peaks and second troughs. The first undulating band has a first wavelength and a first amplitude and the second undulating band has a second wavelength and a second amplitude where the second amplitude is different from the first amplitude and the second wavelength is different from the first wavelength. A plurality of longitudinally oriented first connectors extend between the first peaks and second peaks.

Abstract: A coiled-sheet stent includes a tubular body having a longitudinal axis and a circumference, and a plurality of cylindrical bands formed in the tubular body, each band having a zig-zag pattern including a series of sequential diagonal elements connected to one another and extending about the circumference. A plurality of longitudinal connectors extend between and connect adjacent bands. The diagonal elements have an arcuate shape, all diagonal elements in each band being oriented in either a clockwise or counter-clockwise direction about the circumference. The tubular body is expandable between contracted and enlarged conditions, and the zig-zag pattern is expandable between unstretched and unstretched conditions, the zig-zag pattern being biased towards the stretched condition above a transition temperature, thereby at least partially defining the enlarged condition.

Abstract: Method for making a form-fitting connection between a tool insert and a tool holder of a rotatingly driven tool, wherein the tool holder has bearing surfaces by which forces or torques are transmitted to the tool insert, wherein the tool insert is made from a material harder than that of the tool holder and by sintering a green compact of powder. A sintered green compact for the tool insert is used as a hob, by which the bearing surfaces in tool holders are manufactured by punching or press-forming.

Abstract: A rotor for a tablet press including an upper-ram receptacle for the upper rams and a lower-ram guide for the lower rams of the tablet press, as well as a retainer plate having a series of die-bores which are oriented towards the upper and lower rams wherein the retainer plate is composed of at least two ring segments which are adapted to be mounted non-positively and/or positively to the body of the lower-ram guide by means of a fixing device.

Abstract: A catheter assembly and method for constructing same comprises engagement of a proximal tubular member to a distal outer tubular member. At least a portion of the exterior surface of the proximal tubular member comprises at least one thermoplastic polymer. At least a portion of the end region of the distal outer tubular member is engaged to at least a portion of the end region of the proximal tubular member to define an engagement region. The proximal tubular member and the distal outer tubular member define a continuous central lumen therethrough. At least a portion of the proximal tubular member is disposed about an inner support layer. At least a portion of the inner support layer extends distally across the engagement region and into the lumen of the distal outer tubular member.

Abstract: A catheter handpiece apparatus and method for delivering a desired dose with minimal potential for contamination of the injected substance and rapid, accurate delivery of the desired dose. In one embodiment, a carriage assembly affixed to an inner lumen is slidably located within a handpiece housing equipped with an outer lumen. The carriage assembly receives a dose carpule. An actuator knob cocks the carriage assembly and a spring-powered actuator mechanism. After the catheter is maneuvered to a desired injection site and a desired dose is set, depressing a first trigger causes the inner lumen tip to extend beyond the outer lumen into the injection site. Depressing a second trigger causes the actuator mechanism to push the desired dose from the dose carpule through the inner lumen into the injection site. A second embodiment provides a catheter handpiece with a carriage assembly cocking lever and an operator-powered dose delivery mechanism.

Abstract: A polishing composition of the present invention, to be used in polishing for forming wiring in a semiconductor device, includes: a specific surfactant; a silicon oxide; at least one selected from the group consisting of carboxylic acid and alpha-amino acid; a corrosion inhibitor; an oxidant; and water. This polishing composition is capable of suppressing the occurrence of the dishing.

Abstract: A thermal conductivity detector comprises a housing having an internal cavity, a fluid inlet, a fluid outlet, a first bore and a second bore. The thermal conductivity detector further comprises a thermistor having a first electrical lead and a second electrical lead, a first contact pin in electrical communication with said first electrical lead and a second contact pin in electrical communication with said second electrical lead. The first contact pin is oriented within the first bore, the second contact pin is oriented within the second bore and the thermistor is suspended within the gas analysis chamber.

Abstract: In some embodiments, a coaxial electrical connector comprises a terminal member, an insulator, and a metallic shell. The terminal is located in the insulator, and the insulator is located in the metallic shell. The insulator has a foldaway extending member which has a groove. When the wire stock is inserted and placed in contact with the terminal, the extending member is bent toward the wire and the groove clips the wire tightly. Thus, the electrical connector ensures that the wire and the terminal are electrically connected.

Abstract: A stent having varying outward radial force along its length. In use, the stent can provide greater force in vessel regions requiring greater force and less force in regions requiring less. In particular, more force is provided in the narrowed, center of a stenosis, while not applying too much force to the adjoining healthy tissue area. Greater stent expansion is provided in wider vessel geometries and less stent expansion in narrower regions. Varying force is achieved varying the number of elements, the density of elements, and the thickness of the elements.

Abstract: A stent assembly comprises a stent and a side branch flap. The stent has a substantially tubular body which defines a primary lumen and is comprised of a plurality of interconnected stent members. Adjacent stent members define a plurality of stent openings that extend through the body and which are in fluid communication with the primary lumen. At least one stent opening is a side branch opening. The side branch flap is a non-tubular body having a planar structure. A first region of the planar structure is overlappingly positioned across a portion of the side branch opening prior to deployment. A second region of the planar structure is engaged to a portion of the body of the stent immediately adjacent to the perimeter of the side branch opening. When the assembly is deployed the first region of the flap is displaced radially outward from the side branch opening.

Abstract: A light emitting diode (LED) warning signal light, the warning signal light comprising a plurality of light sources constructed and arranged with a reflector or cullminator, the LED light source being in electrical communication with a controller and a power supply, battery, or other electrical source. The warning signal light provides various colored light signals for independent use or use by an emergency vehicle. These light signals may include a strobe light, revolving light, an alternating light, a flashing light, a modulated light, a pulsating light, an oscillating light or any combination thereof. Additionally, the warning signal light may be capable of displaying symbols, reverse characters, or arrows. The controller may further be adapted to regulate or modulate the power intensity exposed to the illuminated LED's to create a variable intensity light signal.