1009 results about "Spherical body" patented technology

An intervertebral nucleus prosthesis characterized in that it consists of at least one, in particular, spherical body movable in two directions of a plane and made of a rigid, non-oxidizing, biocompatible material with a diameter adapted to the biological nucleus, the spherical body being mounted non-displaceably but freely rotatably about its center in a cage and protruding at both opposite sides of said cage in the form of a spherical caps. Also proposed is a method for implanting such a prosthesis.

Disclosed is a technique for localizing a sound source. In the technique, a sound pressure signal measured by microphones is acquired using a spherical microphone array sensor where the microphones are fixedly arranged on a surface of a spherical body. A sound pressure distribution on the surface of the spherical body is obtained by a controller from a sound pressure calculation formula for calculating a sound pressure at a certain location of a spherical surface using the sound pressure signal measured by the microphones as an input value. A location of the sound source is estimated from the obtained sound pressure distribution.

Problem: To provide an actuator capable of preventing damage to spherical bodies and their receiving surfaces when subjected to a shock force.

Solution Means: The present invention is an actuator (10) for stabilizing images by moving an imaging lens, comprising a fixed portion (12), a movable portion (14) to which an imaging lens is attached, a plurality of spherical bodies (18) for supporting the movable portion, a fixed portion spherical body receiving surface (28b) disposed on the fixed portion and contacting the spherical bodies, a movable portion spherical body receiving surface (30b) disposed on the movable portion and contacting the spherical bodies, a biasing means (26) for sandwiching the spherical bodies between the fixed portion spherical body receiving surface and the movable portion spherical body receiving surface, and spherical body receiving surface protection means (29, 30) which, when image stabilization control is not in effect, reduce the contact pressure acting on the spherical bodies so as to sandwich the spherical bodies when the movable portion is moved to a predetermined protected position.

A polyaxial dental implant includes an abutment member that includes a channel bored through a longitudinal axis of the abutment member, and an outwardly protruding and expandable round bulbous body coupled to an end of the abutment member. The implant includes a fixture member coupled to the bulbous body, where the fixture member receives the bulbous body; and a pin engaged within the abutment member via the channel and contacting the bulbous body causing the bulbous body to outwardly expand into the fixture member.

The invention relates to a high temperature insulating coating, comprising thermal- resistant resin, solvent, and nano-porous packing material and hollow microsphere inorganic packing material. The thermal- resistant resin comprises more than one thermal- resistant polymer, nano-porous packing material possesses nano- micropore structure, and the hollow microsphere inorganic packing material is hollow sphere.

The present invention includes an instructional golf ball including a spherical body having an outer surface with a plurality of dimples formed therein. Situated on the outer surface of the body is instructional indicia. Such instructional indicia include text for providing guidance as to the manner in which a user should play the golf ball. During use, a user might read the instructional indicia while addressing the golf ball, and address and/or strike the golf ball in the manner indicated by the instructional indicia.

A hybrid porous structure may include a base template and an ionic polymer coating layer within the base template. The structural framework of the base template itself is non-porous. The base template fills the gaps among a plurality of imaginary spherical bodies stacked in three-dimensions as an imaginary stack. The ionic polymer coating layer is laminated on an inner surface of the base template inside the imaginary spherical bodies. The imaginary spherical bodies may have a pore in the center which is not occupied by the ionic polymer coating layer. The hybrid porous structure may include a plurality of necks, which are openings formed in a contact part where adjacent imaginary spherical bodies contact each other. The necks may be interconnected to the pores located in the center part of the imaginary spherical bodies.

The invention relates to a glass steel radar cover single element and a forming method thereof. The radar cover single element is a spherical body, the periphery of which is provided with a sewing structure, wherein the spherical body is formed by assembling the inner skin and the outer skin of the glass steel with a foam core layer and the foam core layer is formed by solidifying injected polyurenthane foam glue material. The forming method comprises the following steps of: presetting a fundamental mould, and copying the female mould and the male mould of the glass steel with the same curvature based on the fundamental mould; respectively manufacturing the inner skin and the outer skin of the radar cover single element on the inner surfaces of the female mould and the male mould of the glass steel; and merging the moulds, and forming an inner cavity between the inner skin and the outer skin. The invention is characterized in that the inner skin is provided with a plurality of through holes which enter into the inner cavity; and the inner cavity is filled with polyurenthane foam glue material from the outside to the inside by the through holes and is solidified to be a foam core layer. The method has simple operation, effectively reduces the use waste of polyurenthane foam, has low cost, guarantees the consilient thickness of the inner skin and the outer skin, and can assemble the radar cover with good safety, reliability and wave permeability.

The 3D human limb model building method based on image outline adopts rotating conic curved surface, and has joint points and line segments connecting the joint points to constitute skeleton layer to represent the human limb skeleton structure and rotating conic curved surface to represent the skin layer, with human limb skin deformation being reflected in two deforming parameters. Human limb edge contour information is first extracted from human limb image sequence obtained with binocular stereo vision system, the limb contours of the right and left images in different times are fitted with 2D conic curve, the deformation parameters of 2D conic curve equation are found out, corresponding 3D conic curve equation is found out and made to rotate around the skeleton line to find out the 3D rotating conic curved surface equation, and three spherical bodies and two rotating conic curved surfaces are adopted to draw human limb model. The method is simple and easy to realize.

The invention discloses mesoporous silica with a yolk-shell structure and a preparation method thereof. The morphology of the mesoporous silica is of spherical bodies. The spherical body has a mesoporous core and a mesoporous shell. A cavity structure is between the mesoporous core and the mesoporous shell. Mesoporous silica balls have high specific surface area, uniform and adjustable particle size and uniform pore size. The preparation method of the mesoporous silica includes: dissolving a surface active agent in a mixed solution of ethanol, ammonia and water, adding two silica precursors into the mixed solution under heating and stirring conditions, transferring the obtained spherical silica into water after reacting for a period, etching to remove intermediate loose layers of silica balls, finally removing the surface active agent to obtain mesoporous silica products having the yolk-shell structure. The preparation method of the present invention has the characteristics of simple process, low cost, and environmental protection. The prepared mesoporous silica has great application potential in medical imaging, drug delivery and other fields.

A compact portable transport unit for shipping hyperpolarized noble gases and shielding same from electromagnetic interference and/or external magnetic fields includes a means for shifting the resonance frequency of the hyperpolarized gas outside the bandwidth of typical frequencies associated with prevalent time-dependent fields produced by electrical sources. Preferably the transport unit includes a magnetic holding field which is generated from a solenoid in the transport unit. The solenoid includes a plurality of coil segments and is sized and configured to receive the gas chamber of a container. The gas container is configured with a valve, a spherical body, and an extending capillary stem between the valve and the body. The gas container or hyperpolarized product container can also be formed as a resilient bag. The distribution method includes positioning a multi-bolus container within the transport unit to shield it and transporting same to a second site remote from the first site and subsequently dispensing into smaller patient sized formulations which can be transported (shielded) in another transport unit to yet another site.

The invention relates to the production of a spherical hollow filling body for filling containers for combustible and inflammable liquids or gases, and to a method for the especially advantageous usesthereof, for example, for preventing explosive combustion processes and explosions, for extinguishing fires, as protection against corrosion in tanks, for separating fuels and water, as protection ag ainst bacteria and fungi in fuel tanks, as protection against theft, for reducing hydrocarbon emissions, for increasing the stability and safety of tanks in the event of a crash, for reducing the boil-off effect of hydrogen, for applications in the chemical industry, for deriving static electricity from fuel containers, for protection against electromagnetic interferences, for reducing and slowingdown the B.L.E.V.E. effect, for increasing the filling quantity of gas containers, for heating and cooling liquids and gases, and for reducing evaporation loss. The invention also relates to methodsfor producing the filling body. Figure 1 shows a spherical filling body according to the invention, consisting of a plurality of disk-type circular vertical surfaces (1, 2 and 3) and a plurality of disk-type circular horizontal surfaces (7, 8 and 10) which are parallel to each other. A circular opening (6) is located in the centre of the horizontal surface (10), said opening forming an axial continuous tube in the centre, from the top (4) to the bottom (5), together with the upper, inwardly open, circular sleeve-type body (4) and the lower, inwardly open, circular sleeve-type body (5), the inner diameters of the sleeve-type, inwardly open circular bodies (4 and 5) and the circular opening (6) being identical. The vertical surfaces (1) extend from the outer edge of the spherical body to theedge of each circular opening (4, 5 and 6) of the parallel horizontal surfaces (7, 10 and 8) respectively surrounding the openings.

A ball penetrometer probe for in situ measurement of soft soil properties, particularly in the seabed, comprises a spherical body and slender shaft assembly, and either individually or in combination, an anti-friction sleeve enclosing the shaft and/or a peripheral porous ring on the spherical body with connecting internal passages through the shaft assembly, the shaft being adapted to attach to an electronic transducer module. The ball penetrometer is deployed to penetrate the soil bed, to continuously measure the soil bearing forces resisting penetration and withdrawal of the ball, to optionally measure the pore water pressure of the soil in contact with the ball and to transmit the measurement data from the probe to a remote operating station, either by wireless means such as an acoustic transducer or via a wired electrical connection.

A marine node for recording seismic waves underwater. The node includes a spherical body made of a material that has a density similar to a density of the water so that the body is buoyant neutral; a first sensor located in the body and configured to record three dimensional movements of the node; a second sensor located in the body and configured to record pressure waves propagating through the water; and one or more cables connected to the first and second sensors and configured to exit the body to be connected to an external device. The body is coupled to the water.

The invention relates to a blood vessel modeling method, which comprises the following steps of: constructing density distribution of spherical bodies, cylindrical bodies and target bodies; using the constructed spherical bodies to generate a tubular target; using Gaussian noise to simulate a target background; using a Markov statistical model to generate textures of the background; and using a proportional control method to fuse the background with the target to form a simulated image. The blood vessel modeling method can provide a systematic simulation training dataset for mathematic split models of various medical images such as computerized tomography (CT) or magnetic resonance (MR) angiograms.

A specimen holder has two levers on which probes for current measurement are carried. The levers are in contact with a spherical body, the spherical body acting as a pivotal point. When the levers are pushed by micrometer heads, the probes move in the X-direction. When the levers are pulled, the probes are pushed back by springs and move in the −X-direction. When the first lever is pushed by a further micrometer head, the first probe rotates about the spherical body and thus moves in the Y-direction. When the first lever is pulled, the first probe is pushed back by the first spring and moves in the −Y-direction. The second probe is moved along the Y-axis by similarly manipulating a further micrometer head. The two probes can be moved along the Z-axis by similarly manipulating other micrometer heads.

A directable nozzle assembly 100 for a rotary drill bit 10 is disclosed, having a nozzle 110 comprising a generally spherical body 112, and having an extension 114 extending from the body 112. A passage 116 extends through the body 112 and extension 114 portions. A seal 130 is provided for sealing the nozzle 110 to the nozzle boss area 14 of the rotary drill bit 10. A removable retainer 140 is provided having a hollow interior, an angle limiter surface 146, and an interior compression surface 150. In another embodiment is a wear resistant sleeve 160, having a collar 162 with a nozzle seat 164 and a body 170, inserted into a flow port 12 of rotary drill bit 10.

The invention discloses a spherical multifunctional constant volume bomb. The spherical multifunctional constant volume bomb comprises a body with a spherical shape and more than two window holes in the spherical body, wherein the axes of the window holes are intersected at the sphere center of the body; the area close to the sphere center is a hollow test area; a through hole pointing to the test area is reserved between the window holes. The spherical multifunctional constant volume bomb is simple in structure, convenient to machine, compact in structure and light in bomb body weight, and can bear high strength; the temperature field of the test area is uniform; all sealing pieces of a volume bomb adopt non-cooling sealing; the internal temperature and the pressure are easily controlled; continuous test at a high temperature and a high temperature can be realized; an optical system and an injector are arranged flexibly; the test range is wide; a plurality of test methods, such as planar laser-induced fluorescence, a laser absorption and scattering method, a Phase Doppler method, a schlieren method and Mie scattering, combination of various test methods and simultaneous measurement can be realized for spraying, evaporating, mixing, combusting, soot forming and the like; a testing optical circuit can be arranged at any angle; the spherical multifunctional constant volume bomb has universality.

A content discharge mechanism of a pump type container, which prevents the position of a content discharge outlet from moving following discharge operation is disclosed. The mechanism includes an operation button 1; a sheath-shaped piston 2 interlocking with the operation button 1; a suction valve including annular reception surface 3c and spherical body 5 actuated in response to the movement of the sheath-shaped piston 2; an upstream passage A formed between the sheath-shaped piston 2 and the suction valve; a downstream passage B communicated with the upstream passage A and formed between it and a discharge outlet 8b; and a pressure storage type discharge valve including annular edge part 8a and annular tapered surface 9a. In a discharge finishing mode, the pressure in the contents is lowered by permitting the downstream side passage B to be communicated with a passage outside space region E via a hole 3f, to close the discharge valve.

A physical therapy ball comprises inner and outer hallow spherical bodies. A web positions the inner spherical body with respect to the outer spherical body to form a gap there between. The gap is filled with a high heat capacity gel. An array of conical sections extends from the outer surface of the outer spherical body to facilitate foot massage.

A cylinder head assembly includes a spherical valve for an internal combustion engine having at least one cylinder defining a combustion chamber and housing a piston reciprocally movable therein throughout successive intake, compression, power, and exhaust strokes for facilitating the flow of engine gasses between a manifold and the combustion chamber. The cylinder head assembly comprises a cylinder head defining therein a spherical valve race in gaseous communication with the combustion chamber. A spherical valve is disposed in the spherical valve race and has a spherical body defining a central axis of rotation and further defining a passageway therethrough. The passageway has a first opening substantially coaxial with the central axis for gaseous communication with a manifold and has a second opening substantially transverse from the central axis. The spherical valve is rotatable in the spherical valve race about the central axis of rotation to selectively place the second opening in gaseous communication with the combustion chamber.

A net basket type electrode catheter for the stable contact between electrode and endocardium has a handle unit and a net basket unit consisting of a near-end annular coupler, a far-end annular coupler with soft head, and multiple metallic wires between said both coupler and with coated insulating layer. Said metallic wires are electrically connected to the electrode interface on handle unit. The metallic electrodes are at the middle of said metallic wires. When a push rod is moving forward, said metallic wires are curved to form a spherical body.

An object of the present invention is to provide a light diffusion sheet having a favorable cost reduction capability due to excellent scratching preventive property of the front face, and having in addition thereto, a favorable directional light diffusion function, transmittivity of rays of light, and a thin film character; and a backlight unit capable of promoting performances such as luminance as well as price reduction, and thin and light modeling capability. The light diffusion sheet of the present invention has a light diffusion sheet including a transparent substrate layer, and a light diffusion layer overlaid on the front face side of the substrate layer, wherein the light diffusion layer has resin beads and a resin binder, characterized in that the light diffusion layer has protruding parts having a shape of a partial spherical body on the front face in a scattering manner. It is preferred that mean height of the protruding parts be 1 μm or greater and 10 μm or less, mean diameter of the protruding parts be 4 μm or greater and 18 μm or less, mean occupancy rate of the protruding parts be 2% or greater and 20% or less, and surface roughness (Ra) of the light diffusion layer be 1.5 μm or greater and 10 μm or less. As the beads, small monodisperse beads as a principal component, and large beads as a sub component may be included.