5760results about How to "Adjustable distance" patented technology

A surface electrode for ablating tissue is provided. The surface electrode comprises a base, a plurality of tissue penetrating needle electrodes extending from the surface of the base an adjustable distance, and an electrical interface coupled to the plurality of needle electrodes. The adjustability of the needle electrodes allows the depth that the needle electrodes penetrate through tissue to be adjusted.

An infusion device with a disposable administration set which is inexpensive to manufacture. In the preferred embodiment of the present invention the disposable administration set has a plurality of elongated cam followers connected to a plate assembly, wherein the cam followers are displaced in a predetermined sequence and forced against a delivery tube by cam means driven by rotary drive means. The disposable administration set is injection molded as a single integral piece. The disposable administration set includes adjustment spacers disposed between the plate assembly and the cam followers which adjust the distance between them to keep the device accurate. In the preferred embodiment of the present invention the cam assembly is configured to provide fluid delivery at a consistent and uniform rate. The device may also incude a pressure sensing pin positioned on the cam assembly which contacts the tubing during the pumping cycle. The drive current is sampled and processed at predetermined phases during the cam rotation cycle to detect the presence of an occlusion in the tubing.

A method and apparatus for surface measurement using the shadow moire effect with the Talbot effect. The apparatus includes a specimen mount to receive a specimen having a surface to be measured, and a reference grating mounted adjacent to the specimen mount so as to be substantially parallel to a mean surface plane of the specimen. The reference grating is mounted in such a manner that the distance between the reference grating and the mean surface plane of the specimen can be adjusted to a Talbot distance deltaT. The apparatus also includes a light source to illuminate the specimen through the grating and a detector positioned to detect the moire fringes produced by the grating due to variation of the surface of the specimen.

A surgical instrument comprises a base member adapted to be attached to a bone, a guide adjustably connected to the base member, a first marker removably attached to the base member and a second marker removably attached to the guide. In navigated surgery, the first and second markers enable the position of the guide to be determined relative to the position of the base member and bone, to which it is attached. The guide may have a planar cutting surface for guiding a blade or a circular aperture for guiding a drill.

The invention relates to a double-layer assembly line with the interval adjustable. An upper layer adjustable assembly line of the double-layer assembly line with the interval adjustable is installed on a lower layer adjustable assembly line. When an adjusting screw rod is rotated, two upper belt mounting plates can move outwards or inwards simultaneously under the action of synchronizing wheels, meanwhile, under the action of four connecting frames, lower belt mounting plates can be driven to move outwards or inwards simultaneously under the action of lower sliders, thus, the distance between upper transmission belt wheels and lower transmission belt wheels can be adjusted simultaneously to adapt to carriers with various widths, three carrier lifting mechanisms and three carrier stopping mechanisms are installed on an upper plate of the upper layer adjustable assembly line, the carriers are jacked and positioned by the carrier lifting mechanisms after being stopped, and then each carrier can act in a corresponding station and flow to the next station after the action is completed; lifting air cylinders are installed on a lower plate of the lower layer adjustable assembly line, and stop dogs are connected to the lifting air cylinders. The double-layer assembly line with the interval adjustable is used for transporting product carriers, the carriers can stop in any position of the assembly line for machining, and thus the double-layer assembly line with the interval adjustable can adapt to different products.

An eddy current brake includes a diamagnetic member, a first support wall and a second support wall with the first and second linear arrays of permanent magnets disposed on the walls facing one another. Apparatus is provided for moving at least one of the walls in order to control eddy current induced in the member in the passage of the member therepast to adjust the braking force between the magnets and the member. Apparatus is also provided for causing the velocity of the member to change the braking force between the magnets and the member.

The invention discloses a high-temperature three-dimensional digital image related measurement system and a high-temperature three-dimensional digital image related measurement method. The system comprises a digital camera, an imaging lens, band-pass optical filter, a monochromatic light source, a calibration board, a support system and a computer, wherein the support system consists of a triangular bracket, a guide rail and a translation stage; and the computer is used for acquiring a digital image and performing analysis processing. The measurement method comprises five steps. In the system, the band-pass optical filter is arranged in front of the imaging lens of the digital camera, so that the influence of the thermal radiation of a high-temperature object on the brightness enhancement of an acquired image of the camera can be reduced effectively. In the measurement, a measured object is lighted by adopting the monochromatic light source of which the lighting wavelength is positioned in a band-pass range of the band-pass optical filter. By using the system and the method, a brilliant image of the surface of the high-temperature object at the surface temperature of over 500 DEG C is acquired, wherein the image can be directly analyzed and processed by a three-dimensional digital image related method to acquire the three-dimensional morphology of the surface of the high-temperature object and a three-dimensional deformation field under the action of a thermal load. The system has a compact structure, is convenient to operate, and has a wide application range and high measurement precision.

An infusion device with a disposable administration set which is inexpensive to manufacture which set can be slidably inserted and removed from a housing, and which is programmable, is provided. In the preferred embodiment of the present invention the disposable administration set has a plurality of elongated cam followers connected to a plate assembly, wherein the cam followers are displaced in a predetermined sequence and forced against a delivery tube by cam means driven by rotary drive means. The disposable administration set is injection molded as a single integral piece. The disposable administration set includes adjustment spacers disposed between the plate assembly and the cam followers which adjust the distance between them to keep the device accurate. In the preferred embodiment of the present invention the cam means are configured to provide fluid delivery at a consistent and uniform rate. A bar code label as provided on the disposable administration set and a bar coder reader is provided on the housing of the infusion device for reading fluid delivery parameters when the administration set is slidably inserted into the housing.

Plate devices are provided for mounting to bone and receiving one or more spinal rods. The devices may include coupling members or rod receiving members coupled to the plate member and configured to have multiple degrees of adjustability in order to accommodate elongate connecting members of various orientations. The plate devices may also include quick locking features or locking devices that secure multiple points of articulation simultaneously.

A fastener has a screw with an anchor located thereon, the anchor being spaced apart from the head. The anchor has a cut-away portion with a leading edge and a trailing edge of the cut-away portion angling downward. The leading edge angles downward a further distance than the trailing edge. The anchor is spaced apart from the head by a distance corresponding to a thickness of a layer of material to be affixed to a support by an adjustable distance. The layer of material has a small opening therein to accommodate the screw. When the screw is inserted through the opening and into the support, the anchor turns through the opening, even though the opening is smaller than the anchor so that the material is located between the anchor and the head. The screw can then be turned further into the support or further out of the support to adjust the distance between the material and the support in order to align the material as desired.

Noise reduction is an important feature in consumer television. This is realized by spatial, temporal or spatio-temporal filters. Spatial filters require pixels from within one image, while temporal filters require samples from two or more successive images. The spatio-temporal filter unit (100) integrates spatial and implicit motion-compensated temporal noise reduction in one filter. For the motion compensation, no motion vectors are required. The spatio-temporal filter unit (100) is provided with a sigma filter (112) having one filter kernel (107) designed to operate on the pixels from both a current image and from the output of the spatio-temporal filter unit, being a temporally recursive filtered image. The operation of the spatio-temporal filter unit (100) can be adjusted by varying the thresholds of the sigma filter (112) and the selection of pixels. The adjustments can be controlled by a motion estimator (222), a motion detector (224) and a noise estimator (220).

An adjuster device includes (a) a shaft held by a vehicle body; (b) an arm extending from the shaft in a direction intersecting an axial direction of the shaft; (c) an actuator causing one of rotation of the shaft and axial movement of the shaft in the axial direction; and (d) a motion converter converting the one of the rotation of the shaft and the axial movement of the shaft, into the other of the rotation of the shaft and the axial movement of the shaft. The arm is connected at a distal end portion thereof to one of at least one suspension arm, so as to enable the rotation of the shaft to cause change in a vertical distance between a wheel and the vehicle body. The shaft is connected to one of the at least one suspension arm and / or to an axle carrier, so as to enable the axial movement of the shaft to cause change in an alignment of the wheel. Also disclosed is an adjusting system including the adjuster device.

A hand tool rack has an elongated base bracket and multiple clamping elements. The base bracket has a baseboard and a rail bracket. The rail bracket is formed on and protrudes from the baseboard. The clamping elements are movably mounted on the rail bracket and each clamping element has a clamping arm and a tool mount. The clamping arm is slidably mounted and clamps on the rail bracket and has two holders. The tool mount is formed on and protrudes from the clamping arm and has a tool hole, a mounting slit and two recesses. The tool hole is formed through an upper surface and a lower surface of the tool mount. The mounting slit is formed through the upper surface, a front surface and the lower surface of the tool mount and communicates with the tool hole. The recesses are respectively formed in the sidewalls of the tool mount.

A system and method for using a book / laptop stand is disclosed. The book / laptop stand comprises a short or tall stand, and a mounting deck. The mounting deck comprises a mounting platform, mounting platform coupler, slide clamps, and slide clamp slots. The mounting platform can both rotate and swivel 360°, and is attached to either of the stands by the mounting coupler. Both the height and width of either stand can be adjusted, with optional detents to fix at predetermined locations. The mounting coupler rotationally frictionally couples the mounting platform to the stands. The mounting platform includes slide clamps that are adjustable in location within slide clamp slots. Detents can also be provided for the mounting coupler. The slide clamps include a locking lever, attached to which are a rolling ball that allows users of the book / laptop stand to substantially easily turn pages of a book.

The invention relates to a head-up display device, including a projector for generating a light beam carrying information to be displayed, a combiner having a display position for displaying the information in the field of vision of a user, and an optical system defining an optical path between the projector and the combiner when the latter is in the display position thereof, for directing the light beam onto the combiner. The optical system includes a first and a second deflecting mirror. The first mirror is arranged for receiving the light beam from the projector and for sending said light beam to the second mirror, the latter being arranged for sending the light beam over the optical path toward the combiner. An actuation system is provided for adjusting the length of the optical path between the projector and the combiner by positioning the first and second deflecting mirrors.

The invention discloses an air spring testing device which comprises a working table (1), a first cylinder (2) connected with an air source, a tension and pressure sensor (3) and a grating ruler displacement sensor (5). A piston rod of the first cylinder (2) can push a tested air spring to extend and contact, the grating ruler displacement sensor (5) is used for measuring the route of the air spring (4), and a controller (6) and a displayer (7) are arranged on the working table (1). The air spring testing device can perform detection on airtightness, accuracy, service life and force value changing during the route of the air spring.

The invention discloses a multifunctional width adjustable conveying device of a PCB (printed circuit board) and machined component washing device, which is a core part of the washing device. The multifunctional width adjustable conveying device consists of a power input device (1), a supporting width adjusting device (2) and a conveying guide rail compression device (3), wherein a motor (1-1) drives a gear of a conveying guide rail (3-1) to rotate through a transmission shaft (1-4), a gear (1-9) and a gear (1-14), and a chain of the conveying guide rail (3-1) drives a large roller and a small roller to rotate together so as to realize the online washing of a PCB; a groove body of the conveying guide rail (3-1) is connected with a slide bearing sleeve and a nut seat of the supporting width adjusting device (2-1), a handle of a ball screw width adjusting device (2-2) is rotated so as to drive a ball screw to rotate through a chain wheel and the chain, the conveying guide rail (3-1) is driven by the linear motion of the nut seat to make linear movement along the axis direction so as to realize the width adjustment of the conveying guide rail, and the online washing of PCBs in different widths can be satisfied.

A multipurpose tool for gripping an object and determining an orientation of a surface comprises a first arm with a jaw at one end and a grip at an opposite end and a second arm pivotally connected to the first arm about a pivot point. The second arm also has a jaw at one end and a grip at the opposite end. The grips are moveable between an open position for opening the jaws and a closed position for closing the jaws. At least one level vial is mounted on at least one of said arms such that the arm may be placed into engagement with the surface for determining the orientation of the surface.

A busbar connection system (2) includes at least two pluggable connectors (4) spaced apart from each other, for receiving at least one of at least two conductors (6) which are spaced apart from each other with a predetermined distance. Each connector (4) includes at least one contact member (8) for contacting each conductor (6); and at least one pressing member (10) clamping the contact member (8) for providing contact force between the contact member (8) and the conductor (6). At least one of the contact member (8) and the pressing member (10) of one connector (4) is elastic along the adapting direction of the conductors (6), to compensate a bias between the distance (D1) of the conductors (6) and a predetermined distance (D0).

The invention discloses a magnetic attraction type wall-climbing robot which comprises a frame, wheels, motors, a strong magnetic block set, a power source, an upper supporting plate, a lower supporting plate and supports. The motors are arranged on the supports located on the bottom face of the frame. The motors are connected with the wheels. The strong magnetic block set is connected to the bottom of the frame through cooperation of screws and nuts. The upper supporting plate is provided with a drive system, the lower supporting plate is provided with a control system, and the control system is connected with the drive system. The drive system is connected with the motors. A wheel type structure is adopted by the magnetic attraction type wall-climbing robot, so that movement flexibility is good, strong magnetic blocks are used for magnetic attraction, loading capacity is high, the distance between the strong magnetic block set and a magnetic conductive surface is adjustable, and the loading range is wide. The magnetic attraction type wall-climbing robot is simple in structure, low in manufacturing cost, and capable of being widely applied to cleaning, coating, detecting and other operations on pipelines, storage tanks and other working conditions.

The invention provides a gearbox test bed based on multi-information fusion and a detection method thereof; the gearbox test bed comprises a test bed pedestal; a gearbox mounting base is arranged on the test bed pedestal; a to-be-tested gearbox is installed on the gearbox mounting base; an input shaft at the left side of the to-be-tested gearbox is connected with an output shaft of a first torque and rotating speed sensor by means of a first universal coupling; the input end of the first torque and rotating speed sensor is connected with an output shaft of a servo motor by means of a first coupling; an output shaft at the right side of the to-be-tested gearbox is connected with an input end of a second torque and rotating speed sensor by means of a second universal coupling; the output end of the second torque and rotating speed sensor is connected with the load by means of a second coupling; the to-be-tested gearbox is respectively connected with a vibration signal detection module, a temperature detection module and an oil liquid information detection module; the vibration signal detection module, the temperature detection module and the oil liquid information detection module are respectively connected with a controller module; and the controller module is connected with the load.

The invention discloses a mechanical device used for scanning measurement of chromatographic Gamma. The mechanical device comprises a waste barrel rotating table, a rotating table moving assembly, a detector lifting platform assembly, a transmission source lifting platform assembly, a base, a high-purity germanium detector provided with a collimator and a transmission source provided with a shielding block, wherein the rotating table moving assembly, the detector lifting platform assembly and the transmission source platform assembly are all arranged on the base; the waste barrel rotating table, the high-purity germanium detector and the transmission source are arranged on the rotating table moving assembly, the detector lifting platform assembly and the transmission lifting platform assembly respectively; and the detector lifting platform assembly and the transmission lifting platform assembly are arranged at two sides of the waste barrel rotating table respectively. The mechanical device disclosed by the invention realizes the accurate lifting of the transmission source and the detector and rotation and translation of the waste barrel, can meet the measurement requirement when the detector and the transmission source are not positioned on the same layer under a special condition, and can ensure that the detector moves horizontally in a small range.

Disclosed is a wheel flange planeness detection device, comprising a frame, a lifting cylinder, a lifting platform, guide posts, a support frame, a servo motor, a bearing seat, a shaft, a bearing, a rotating platform, guide rails, a sliding block, a small chain wheel, a large chain wheel, a clamping cylinder, a chain wheel driving motor, a left sliding plate, rotating shafts, rotating wheels, a visual sensor, clamping guide rails, gear rack structures, a right sliding plate, intelligent dial indicators, a support plate, a linear motor and a motor support. The device may monitor the state of flange planeness in an automatic production line in real time; when the flange planeness is out of tolerance, the device may immediately give an alarm, and the technologist adjusts the machining process in time after receiving the alarm, thereby avoiding a large batch of rejects.