43results about How to "Varying amount" patented technology

A prosthesis assembly for deployment in an aorta to span an aortic aneurysm. The prosthesis assembly has at least first and second members (2,4) with an end portion (12) of one member (2) to be joined to an end portion (24) of the other member (4) when in and when expanded within a lumen of a patient. Each member (2,4) has a stent arrangement (10,25) associated with a graft arrangement (8,26). The end portion of one member has at least part of its stent arrangement on the inner surface of its graft arrangement and the end portion of the other member has at least part of its stent arrangement on the inner surface of its graft arrangement. Advantageously two stents are overlapped. The joining portions of the first and second members can have the same diameter.

A compression garment for selective application for treatment of lymphedema and prevention of local ischemia of tissues at various locations of the body. The garment includes a pair or series of layers of hermetically sealed material, that can capture pressurized air, when applied therein, and is formed through the patterned sealing of the layers of the garment together, at select locations, to form air pockets that can selectively apply isolated points of pressure to the patient's affected area, without disrupting normal vascular and lymphatic functioning. The garment is design cut, for application to various segments of the body, and applies encompassing pressure over the entire affected area, and includes valves that can allow for the injection of measurable air, to the desired pressure points, or its deflation, after treatment. The compression device of this invention may also be formed as a segmented pad or mat, into which pneumatic pressurized air may be applied, at various segments, so as to regulate the amount of pressure applied to the surface of the body that is in contact with the pad or mat of this invention.

A sensor chip and detection device are disclosed. The sensor chip includes a substrate, at least a portion of which is covered by a metal nanoparticle film; a first nucleic acid molecule that is characterized by being able to (i) self-anneal into a hairpin conformation and (ii) hybridize specifically to a target nucleic acid molecule, the first nucleic acid molecule having first and second ends, which first end is tethered to the metal nanoparticle film; and a first fluorophore bound to the second end of the first nucleic molecule. When the first nucleic acid molecule is in the hairpin conformation, the metal nanoparticle film substantially quenches fluorescent emissions by the first fluorophore, and when the first nucleic acid molecule is in a non-hairpin conformation fluorescent emissions by the first fluorophore are surface plasmon-enhanced.

The present invention relates to an electromechanical transducer capable of arbitrarily varying the amount of deflection of a vibrating membrane for every element.The electromechanical transducer includes a plurality of elements including at least one cell that includes a first electrode and a second electrode opposed to the first electrode with a gap sandwiched therebetween and a direct-current voltage applying unit configured to be provided for each element and to separately apply a direct-current voltage to the first electrodes in each element. The first electrodes and the second electrodes are electrically separated for every element.

A trawl door having enhanced and rather high efficiency, lightness of weight in water and ease of manufacture. The trawl door preferably includes at least one slat and preferably two slats (6, 7) disposed forward of the leading edge (31) of a single main deflector body (2), and the main deflector has a profile wherein: (I) the outer side surface (28) of said main deflector body exhibits greater camber than does the inner side surface (29) of said main deflector body; (II) the thickest part of the profile of said main deflector body is located front of center; and (III) the outer side surface (28) is convex and the inner side surface (29) is concave. In one aspect the trawl door of the invention including at least a synthetic portion, preferably a mixture of a polyamide and an elastomer, whereby the synthetic material forming the at least a synthetic portion of the trawl door receives impacts fracture free.

A reel for fishing line or the like provides for extremely rapid payout by releasing the line to unwind by sliding rapidly around a guide surrounding the line spool and by rotation of the line spool itself. A lever controls a line guide preventing sliding of the fishing line around the guide and providing controllable friction and locking of rotation of the line spool only when actuated by the user to permit retraction of the line or controlled tensioning of the line.

A viscous fluid dispensing system and method of dispensing which includes a container mounted on a vibrating support. The container is normally the container from a blender in which a smoothie has been prepared. A motor drives an unbalanced weight which vibrates the container support. This fluidizes the viscous fluid in the container. The container, and the container support are pivoted. The vibration generating means continues to operate while the container is pivoted in order to provide for the uniform dispensing of the viscous fluid from the container.

The invention relates to a rotorcraft (10) having a main rotor (11), a turbine engine (13), and a transmission mechanism (MGB) coupled to the rotor and to the engine to enable the engine to drive the rotor. The engine has a free turbine (132) connected to the transmission mechanism (MGB) by a shaft (15, 15a, 15b, 16, 18). The rotorcraft includes an external compressor (19) arranged to be driven by the free turbine (132) or by an electric motor, together with an air-transport duct (21) connecting the external compressor (19) to the engine so as to deliver the air that has been compressed by the external compressor to the inlets (22) of the engine.

A gas purifying apparatus oxidatively decomposes and discharges impurities such as flammable hydrocarbons (CmH2n) contained in gas generated from a toner by fixing an image. An image forming apparatus having a gas purifying apparatus, and a method of purifying gas of the image forming apparatus are also provided. The gas purifying apparatus comprises a fan unit for ventilating air, a heating unit for heating the air ventilated by the fan unit, a catalytic unit for facilitating oxidative decomposition of impurities contained in the air, and an ozone generation unit located upstream of the heating unit and the catalytic unit in the air flow direction. By providing the ozone generation unit for facilitating the oxidative decomposition reaction by the catalytic unit for impurities contained in gas generated by fixing an image, the gas purifying rate can be improved and by minimizing the reaction area of catalyst oxidizing impurities, and reducing the manufacturing costs.

A heating system comprising a fuel burner in co-operation with a primary heat exchanger, a reservoir for storing warmed water in, and a blending valve, and a controller wherein in use a user can signal to the controller to warm the water in the water store using a heater or by the primary heat exchanger, and when hot water is required water is removed from the water store and mixed with water from a cold main prior to being or after the water from the cold main has been admitted to a further heat exchanger for heating the water.

The present invention provides an image forming device using a toner that maintains a color-generation state or non-color-generation state owing to color-generation information provided by light, comprising: an image forming unit comprising a developing unit including a photoreceptor and the toner that forms a toner image, a color-generation information providing unit that, based on image data, provides the toner with color-generation information by exposing the toner image to light, a transfer unit, a fixing unit, and a color-generating unit that allows respective toner to generate the color, a toner temperature regulating unit, and a control unit that controls the toner temperature regulating unit so the temperature of the toner is within a predetermined range, and an image forming method using the same.

A tiltable chair including a housing, a back support pivotally attached to the housing about a first horizontal axis and a seat support pivotally attached to the housing about a second horizontal axis. A leaf spring includes a first end engaging the housing and a second end biasing the back support and seat support in an upward direction. A fulcrum member is moveably supported in the housing and engages a bottom surface of the spring intermediate the first and second ends of the spring.

A liquid droplet jetting head, having: a plurality of dividing walls to divide a plurality of flow channels, wherein at least a portion of the dividing wall is formed with a piezoelectric element; a flow path having a rectangular tubular from formed by an upper wall to close an upper surface of the flow path along an array direction of the plurality of the flow paths, and a lower wall to close a lower surface of the flow path; a nozzle to jet liquid in the flow path as the liquid droplet; and two driving electrodes formed independently on each wall surface of the dividing wall in a longitudinal direction of the flow path having the rectangular tubular form, wherein the nozzle is formed on either the upper wall or the lower wall.

An exercise machine to train the hamstring group of muscles including a base, said base being formed of frame members, a knee rest provided upon the base, a frame member extending rearwardly supporting a cross support, whereby the exerciser rests upon the kneel rest and places his / her ankles under the ankle support, a vertical framework pivotally mounted to the base, the upper end of the vertical framework including a chest support, while various weights may be attached to the proximate bottom of the vertical framework to regulate the amount of stress exerted upon the user while exercising upon the exercise machine.

A particle accelerator system for producing a charged particle beam having pulses of charged particles that have different energy levels from pulse to pulse. The system enables independent adjustment of the RF power delivered to first and second accelerating sections thereof without adjustment of the RF power generated by an RF source. Such independent adjustment enables the RF power provided to the first accelerating section to be maintained at a level appropriate for optimal particle capturing therein and for producing a tightly bunched beam of particles having different energy levels from pulse to pulse, while enabling the RF power provided to the second accelerating section to be varied in order to vary the energy levels of the charged particles of the charged particle beam from pulse to pulse.

Composites of a macrocyclic oligomer and expanded graphite particles are prepared. The expanded graphite particles are easily incorporated into the composite at useful levels to provide desirable properties such as good heat distortion temperatures, good heat resistance, and sufficient electroconductivity to make the composite suitable for painting in electrostatic coating processes. The expanded graphite is characterized in having a very low bulk density and high surface area.

An adjustable weight-loaded dip-chin machine. Dip bars and chin bars with means for vertical adjustment are mounted on columns, which in turn are mounted on a base. An arm is pivotally attached to the base, and weights can be added to an arm spindle attached to the arm. A belt is attached to the arm, and weights added to the arm spindle resist upward motion of an exerciser performing dips or chins. Elastic bands may be added connecting the arm to the base, and / or the belt to the base, which serve to render the exercise more strenuous. Dip bars incorporate a plurality of dip bar legs, each a differing distance from the other dip bar. Chin bars incorporate a downwardly-sloping dogleg. An alternate embodiment adjustable dip-chin machine incorporates a weight stack which can be attached to the belt. Stack weights selected from the weight stack render exercise more strenuous.

A walking training apparatus having a support vest adapted to be fitted around the torso of an infant, the support vest having a left and right attachment projections with buckles. Left and right straps, each having buckles on one end and forming a loop handle on the opposite end, attach to the projection buckles. Both straps have clasps connected to the buckle end and slidably attached to the strap, allowing strap length to be adjusted. The left and right projection buckles are detachably connectable to one another when the straps are removed from the vest, preventing the projection buckles from distracting the infant or snagging on other objects. The vest is fitted using hook and loop fasteners and vest straps. All seams are double bar tacked for durability.

A system and method for providing an optical device with a variable extended depth-of-field (EDOF). The optical device includes an optically transparent liquid crystal layer, an optically transparent phase mask, optically aligned with the liquid crystal layer and separated therefrom by an optically transparent substrate, an optically transparent index-matching layer, disposed adjacent to one surface of the phase mask, and having a refractive index substantially matching that of the phase mask; and a pair of electrodes for generating an electric field acting on said liquid crystal layer to change the depth of field of the imaging system in proportion to the amplitude of a signal applied to the electrodes.