157results about How to "Uniform compression" patented technology

The present invention is a method for producing an absorbent article. A wet resillient, cellulosic basesheet having elevated and depressed regions with an Overall Surface Depth of at least 0.2 mm is prepared. The cellulosic basesheet has an upper surface and a lower surface. A contiguous, fibrous nonwoven web having a plurality of openings is integrally attached onto the upper surface of the cellulosic basesheet such that a portion of the openings are superposed over the depressed regions of the cellulosic basesheet. An absorbent core and an impervious web are attached to the lower surface of the cellulosic basesheet such that the absorbent core is sandwiched between the impervious web and the cellulosic basesheet.

A breast x-ray imaging method and system that is particularly suited for tomosynthesis imaging but also is useful for conventional mammography. A fluid containing pillow or bag is placed between the breast and a paddle that compresses the breast against a breast platform covering an imaging device, to enhance patient comfort and provide other benefits. Alternatives include a flexible sheet compressing the breast, and a compressible foam, preferably contoured to accommodate a patient's breast.

Apparatus and method for compressing a shape memory material implant to be implanted in a patient. The apparatus in some embodiments includes opposing dies, an actuator, and a uniformity controller. The opposing dies are configured to grasp the shape memory material implant, when placed therebetween. The actuator actuates the opposing dies toward each other to compress the shape memory material implant. The uniformity controller of some embodiments provides uniform compression of a given type of shape memory material implant.

Disclosed is a system for extracting energy from controlled fusion reactions. The system includes a central target chamber for receiving fusion target material. A plurality of energy drivers are arranged around the target chamber so as to supply energy to fusion target material in the chamber to initiate a controlled fusion reaction of the materials releasing energy in the forms of fusion plasma and heat. A plurality of structures for extracting energy from the fusion reaction are provided, and comprise devices to extract high voltage DC power from the fusion plasma; and means to extract thermal energy from the central target chamber. Power to the energy drivers may be supplied from high voltage DC power extracted from the fusion reactions. The energy drivers may use an Apodizing filter to impart a desired shape to the wavefront of the driving energy for causing the fusion reactions, to avoid hydrodynamic instabilities.

A breast x-ray imaging method and system that is particularly suited for tomosynthesis imaging but also is useful for conventional mammography. A fluid containing pillow or bag is placed between the breast and a paddle that compresses the breast against a breast platform covering an imaging device, to enhance patient comfort and provide other benefits. Alternatives include a flexible sheet compressing the breast, and a compressible foam, preferably contoured to accommodate a patient's breast.

A fuel cell system is provided including a fuel cell stack having a first end and second end. The fuel cell stack includes at least one fuel cell having a membrane-electrode assembly disposed between adjacent gas diffusion layers. The fuel cell system further includes a compression retention system having a plurality of compliant straps adapted to apply a compressive force to the fuel cell stack. The plurality of compliant straps are further adapted to accommodate an expansion of the fuel cell stack during an operation thereof and maintain the compressive force within a desired range.

An x-ray breast imaging system comprising a compression paddle in which the compression paddle comprises a front wall and a bottom wall. The front wall is configured to be adjacent and face a chest wall of a patient during imaging and the bottom wall configured to be adjacent a length of a top of a compressed breast. The bottom wall extends away from the patient's chest wall, wherein the bottom wall comprises a first portion and a second portion such that the second portion is between the front wall and the first portion. The first portion is generally non- coplanar to the second portion, wherein the compression paddle is movable along a craniocaudal axis. The x-ray breast imaging system also comprises a non-rigid jacket releasably secured to the compression paddle, the non-rigid jacket positioned between the compression paddle and the patient.

A breast compression device for use with a conventional mammography system is disclosed. The device comprises a paddle support frame which is slidably connected to a conventional mammography system's compression paddle carriage. A mounting arm may be provided for attaching the paddle support frame to the mammography system. The device further comprises a compression surface having a chest wall end and a nipple end. The paddle support frame is located between the x-ray tube and the detector of the mammography system. The compression surface of the device is comprised of three angled segments which conform to the normal contours of the breast.

A system and method using an inflatable jacket over the compression paddle of a mammography and / or tomosynthesis system to enhance imaging and improve patient comfort in x-ray breast imaging.

The present invention relates to a transrectal probe and method for real time mechanical imaging of a prostate. The probe is equipped with dual-array pressure sensors—one on the probe head and another on the shaft of the probe spaced away from the head with an angular and linear offset forming an S-shaped transition between the shaft and the head of the probe. The addition of the shaft pressure sensor array together with orientation tracking sensors allows precise calculation of the current head position throughout the examination of the prostate. Display means are used to guide the user in the proper manipulation of the probe in order to reduce the forces on surrounding tissues and organs and to minimize patient's discomfort.

A heating hair curler comprising a handle with at least one clamp and at least one push button and a heating unit for setting locks of hair, in which the heating unit has a relief in the form of a worm screw, called a fixed spiral profile, fixed to the heating unit, and in which the hair curler also comprises a mobile spiral profile which can be moved along the longitudinal axis of the heating unit by means of the push button so as to compress the lock of hair coiled into a spiral around the hair curler between the fixed spiral and the mobile spiral and thus so as to heat the lock on at least two sides at the same time.

A cushion clip may include a cushioning portion made of a soft material and capable of being elastically deformed when a compression force is applied thereto, an attachment portion made of a hard material, and a connecting portion integrally formed with the attachment portion. The connecting portion is embedded in the cushioning portion such that the cushioning portion can be integrated with the attachment portion. A portion of the cushioning portion surrounding an outer circumferential periphery of an end surface of the connecting portion has a lateral thickness that is varied in a direction in which the compression force is applied to the cushioning portion.

A heating hair curler comprising a handle with at least one clamp and at least one push button and a heating unit for setting locks of hair, in which the heating unit has a relief in the form of a worm screw, called a fixed spiral profile, fixed to the heating unit, and in which the hair curler also comprises a mobile spiral profile which can be moved along the longitudinal axis of the heating unit by means of the push button so as to compress the lock of hair coiled into a spiral around the hair curler between the fixed spiral and the mobile spiral and thus so as to heat the lock on at least two sides at the same time.

A multilayer metal gasket includes at least two metal gasket layers formed with an aligned opening and aligned opposing sealing beads surrounding the opening. A partial stopper layer is interposed between the gasket layers and is of lesser area than either of the gasket layers. The partial stopper layer extends from the opening outwardly beyond the sealing beads and is fixed to one of the layers on only one side of the sealing beads and is free on the opposite side.

A waterproof, clam-shell style enclosure including a first cover, a second cover that is hingedly coupled to the first cover to pivot about an axis of rotation between an open state and a closed state defining an enclosed interior region of the enclosure, a seal positioned to limit or prevent the passage of fluid into the enclosed interior region of the enclosure, and a hinge that is configured to accommodate translation of the second cover with respect to the first cover in two different, perpendicular directions upon pivoting the second cover to a closed state to achieve uniform compression of the seal along its circumference.

A squib for bus connection includes a communication and ignition unit which is connected via a pin to a bus line and is received within an inner cap, along with a quantity of a first explosive which does not emit corrosive gas. Furthermore, between this inner cap and an outer cap in which it is received, there is charged a quantity of a second explosive which is of a different type from the first explosive, the second explosive being of a type which is used in a squib in a conventional inflator.

A washer formed by two identical C-shaped sections having parallel upper and lower surfaces, two ends, an inside and an outside arcuate edge, the ends having a plurality of tabs and recesses that inter-digitate to form continuous surfaces. The outside arcuate edges have a circumferentially extending groove adapted to receive a circumferentially disposed tension member to apply a substantially uniform radial compression on the washer slot during assembly. The tension member can be molded into the groove to form a single unitary structure with the remainder of the washer.

The present invention relates to a transrectal probe and method for real time mechanical imaging of a prostate. The probe is equipped with dual-array pressure sensors—one on the probe head and another on the shaft of the probe spaced away from the head with an angular and linear offset forming an S-shaped transition between the shaft and the head of the probe. The addition of the shaft pressure sensor array together with orientation tracking sensors allows precise calculation of the current head position throughout the examination of the prostate. Display means are used to guide the user in the proper manipulation of the probe in order to reduce the forces on surrounding tissues and organs and to minimize patient's discomfort.

A device for temporarily closing a flexible pipe against the flow of fluid through the pipe includes upper and lower jaw members pivotally connected at their first ends to receive and compress the pipe between the jaw members, with pipe engaging surfaces of the jaw members separated from each other to prevent excessive compression of the pipe. An elongate threaded rod is pivotally connected to the second end of the lower jaw member, to extend between bearing plates connected to and extending outwardly from the second end of the upper jaw member. A nut assembly is threaded onto the threaded rod to be received and tightened against the bearing plates to safely compress the pipe between the jaw members without damaging the pipe wall.

A spin-on fluid filter with improved attachment and sealing with the filter head. The filter has a gasket positioned at the end of threads used to connect the filter to a filter head. The described design protects the gasket from excessive engine heat, cut or tear damage during installation, and the roll out effect of installation torque. In addition, the described attachment provides gasket protection and uniform compression of the gasket. The gasket can be any type that provides a seal which keeps external threads on the filter and the filter head dry.

A diffusion media for use in a PEM fuel cell which includes a relieved edge region relative to the interior region of the diffusion media. The outer perimeter or portion of the diffusion media that will interface with a sealing gasket is pre-compressed. The pre-compressed diffusion media lowers the compression stress on the MEA at the gasket interfaces, enabling a more uniform compression on the entirety of the MEA surfaces during the build, compression, and later operation of a fuel cell stack.

A squib for bus connection includes a communication and ignition unit which is connected via a pin to a bus line and is received within an inner cap, along with a quantity of a first explosive which does not emit corrosive gas. Furthermore, between this inner cap and an outer cap in which it is received, there is charged a quantity of a second explosive which is of a different type from the first explosive, the second explosive being of a type which is used in a squib in a conventional inflator.

In order to make it easier to mount for instance playground equipment comprising a tube construction which is anchored to a base the subject invention offers a simplification by incorporating a means to facilitate the longitudinal adjustment of the grooves in relation to the base. This means comprises a tube piece (2) extending in the tube (1), which tube piece is anchored to the base and which is configured with longitudinal folds for the formation of outwardly open channels (4). In these channels (4) a wedge element (3) is inserted which by means of bolts (6) through the tube (1) can tighten the wedge and due to the cross sectional shape of the grooves cause the tube piece (2) to expand so that it squeezes against the inside of the tube (1). In this manner the tube (1) can be adjusted in the longitudinal direction in connection with both the mounting and the subsequent adjustment.

A cushion clip may include a cushioning portion made of a soft material and capable of being elastically deformed when a compression force is applied thereto, an attachment portion made of a hard material, and a connecting portion integrally formed with the attachment portion. The connecting portion is embedded in the cushioning portion such that the cushioning portion can be integrated with the attachment portion. A portion of the cushioning portion surrounding an outer circumferential periphery of an end surface of the connecting portion has a lateral thickness that is varied in a direction in which the compression force is applied to the cushioning portion.

A compression assembly for use with a fuel cell stack is disclosed. The compression assembly includes opposing end plate manifolds, thermal insulation layers, cold compression plates and compression distribution plates. The compression distribution plates include a plurality of extension elements that are connected and in a manner to provide compressive force to the fuel cell stack.

A cooling device (10) for a functional system, in particular a fuel cell system (12) for a motor vehicle is disclosed. The cooling device (10) includes a conduit system (14, 22) for a cooling fluid flow connected to the functional system (12) for cooling. A container (20) of the cooling device (10) for the cooling fluid is fluidically connected to the conduit system (14, 22). A treatment unit, in particular an ion exchanger (24), for treating the cooling fluid is fluidically connected to the conduit system (14, 22). The container (20) includes a receptacle chamber to receive the treatment unit (24) and / or an ion exchanger (24) disposed so as to stand upright in the container (20).

A system and method using an inflatable jacket over the compression paddle of a mammography and / or tomosynthesis system to enhance imaging and improve patient comfort in x-ray breast imaging.

A driving device used for a fan blade includes a shell, and a preset fluid volume inside a closed system, wherein the fluid volume changes because of heat expansion and that can be compensated by a gas volume acted by the fluid, and the gas volume that has compensating effect is surrounded by a flexible outer housing; the fluid pressure of the driving device is acted on the peripheral surface of the outer housing. The driving device also includes a work piston and a screw pressure spring. Through the open and rotation of the fan blade, a forced rotation of a transmission gear relevant to a fan blade opening angle is generated, thus the spring is compressed when the work piston is moved, and one compensation container is arranged in a hollow cross section of a spring winding of the spring. The outer housing is housed by the compensation container and an outside surface is communicated and connected with the flow through a connection channel which is configured to be a throttle position and to form a high pass filter relative to the flow.

The invention discloses an underground horizontal garbage compressor, comprising a machine case, four lifting oil cylinders are arranged at the bottom of the machine case, the machine case and the lifting oil cylinders are fixed in a pit, and the upper end of the machine case is level with the ground; There is a main oil cylinder inside, and the cylinder body of the main oil cylinder is fixed on the right end of the chassis. The load-bearing wheels for supporting the cylinder body are connected under the cylinder body through a bracket. The piston rod end of the main oil cylinder is fixed with a pressure head. The angle between the compression surface of the head and the bottom surface of the chassis is an acute angle; at least two rollers are symmetrically installed on both sides of the lower end of the pressure head, and two slide rails are correspondingly provided on both sides of the chassis, and the rollers and the slide rails are movable Connection; the garbage compressor of the present invention has comprehensive functions and simple structure, adopts an underground installation structure, has strong adaptability to the surrounding environment, and has higher work efficiency.