30results about How to "Operation positioning is accurate" patented technology

A head-mounted display system includes a head-mounted display unit and a positioning and stabilising structure structured and arranged to hold the head-mounted display unit in an operational position over a user's face in use. The positioning and stabilising structure includes a rear support structure adapted to contact posterior regions of a user's head and opposing temporal connectors structured and arranged to interconnect the rear support structure to the head-mounted display unit, the opposing temporal connectors adapted to be disposed on opposing sides of the user's head and extend along the temporal regions of the user's head. At least the rear support structure comprises a textile material configured to conform to the posterior regions of the user's head.

A head-mounted display system includes a head-mounted display unit and a positioning and stabilising structure structured and arranged to hold the head-mounted display unit in an operational position over a user's face in use. The positioning and stabilising structure includes a rear support structure adapted to contact posterior regions of a user's head and at least one connector structured and arranged to interconnect the rear support structure to the head-mounted display unit. The rear support structure is in the form of a hoop comprising an occipital portion configured and arranged engage the user's head along a portion of the occipital bone adjacent a junction where the neck muscles attach to the occipital bone in use.

A vehicle equipped with a double tandem members suspension system to suspend the vehicle, the double tandem members being operatively interconnected together and adapted to receive idling wheels adapted to support and guide an endless belt thereon to provide significant suspension travel and prevents an endless belt disengagement from the idling wheels.

A leveling spacer device for laying sheet shaped products for the covering of surfaces, including a base, which may be positioned at the rear of a laying surface of at least two sheet shaped products being adjacent and placed side-by-side relative to a side-by-side direction, a separator element rising from, and perpendicular to, the base and configured to slide between the facing side walls of the two sheet shaped products placed side by side, a threaded stem rising from the separator element with a screw axis orthogonal to the base, a presser screwable onto the threaded stem and an anti-sliding protection ring interposable between the presser and the base. The protection ring includes a first surface facing towards and configured to contact the presser and a second opposing surface facing towards the base. The second surface has a sliding friction coefficient greater than a sliding friction coefficient of the first surface.

A vehicle equipped with a double wishbones and double tandem members suspension system to suspend the vehicle, the double tandem members being operatively interconnected together and adapted to receive idling wheels adapted to support and guide an endless belt thereon to provide significant suspension travel and prevents an endless belt disengagement from the idling wheels. A suspension and a kit thereof are also provided.

A press machine includes a lifting mechanism that selectively lowers and lifts a die on a movable side. The lifting mechanism includes a motor driven lifting unit using a servomotor as a drive source thereof, and a hydraulically driven lifting unit using a hydraulic actuator as a drive source thereof. The lifting mechanism is controlled so as to enable the motor driven lifting unit to move the die on the movable side from a standby position to a drive system changeover position immediately before a press start position at which the die on the movable side starts contacting a workpiece to be processed and so as to enable the hydraulically driven lifting unit to move the die on the movable side from the drive system changeover position to a top dead center position.

A tool calibration apparatus for a robot manipulator having a tool is disclosed. The tool calibration apparatus comprises a base, an X-axis measurement device, a Y-axis measurement device and a Z-axis measurement device. Each of the X-axis measurement device, the Y-axis measurement device and the Z-axis measurement device comprises a measuring plate and a sensor. The measuring plates of the X-axis measurement device, the Y-axis measurement device and the Z-axis measurement device move in a direction along the X-axis, Y-axis, and Z-axis, respectively. The sensors of the X-axis measurement device, the Y-axis measurement device and the Z-axis measurement device measure a displacement of the corresponding measuring plate. According to the displacements, information of a tool center point of the tool is acquired so as to calibrate the tool center point.

An endless belt tensioner system adapted to apply a tensioning force on a ground-contacting endless belt of a vehicle is provided, the tensioning force being substantially proportional to an endless belt drive force applied to the endless belt to move the vehicle. A vehicle and a method about the same are also provided.

A monitoring sensor for metered amounts of powder includes a sensor sleeve to channel the metered amount of powder through it and a sensor base body, in which the sensor sleeve is held interchangeably. A holding plate is attached to the interchangeable sensor sleeve. The sensor base body has a contact surface for the holding plate. The monitoring sensor includes a holding magnet for pressing the holding plate against the contact surface.

The invention discloses an aluminum foil film stripping machine. The stripping machine comprises an operation chamber, an oven, a composite mechanism, a delivery roller, a stripping table, a stripper, a stripping roller and an infrared sensor, wherein the oven is arranged at the top of the operation chamber; a drying chamber is formed in the upper part of the operation chamber; the composite mechanism is arranged on one side of the lower part in the operation chamber; the delivery roller is arranged on the other side of the lower part in the operation chamber; the stripping table is arranged outside the operation chamber; the stripper and the stripping roller are arranged on the stripping table; the infrared sensor is arranged on the stripper; and the delivery roller is connected with the stripping roller. According to the aluminum foil film stripping machine, a plastic film directly enters into the stripping machine and is stripped in the stage after being dried, so that the plastic film can be flatly rolled on the stripping roller and then can be used conveniently, the operation is accurately positioned, and the production efficiency is improved. The aluminum foil film stripping machine has small occupied space, good stripping effect and long service life, can save costs and is convenient to operate.

A head-mounted display system includes a positioning and stabilising structure structured and arranged to hold a display unit in an operational position over a user's face in use and an interfacing structure for the display unit constructed and arranged to be in opposing relation with the user's face. The interfacing structure comprises a substantially continuous face engaging surface adapted to contact the user's face around a periphery of the user's eyes. The interfacing structure comprises silicone. The interfacing structure is configured and arranged such that force applied to the user's face is distributed around the periphery thereof. The interfacing structure comprises a first compliance at a first region and a second compliance at a second region, wherein the first region and the second region are configured around the periphery of the interfacing structure to allow selective distribution of the force onto the user's face.

The invention discloses a travelling crane intelligent control system and method. The system comprises a hoisting mechanism, a trolley mechanism and a cart mechanism with a position positioning function, and a control mechanism. The control mechanism is independently arranged outside a travelling crane, and the control mechanism communicates with the hoisting mechanism, the trolley mechanism and the cart mechanism. The control mechanism judges the current height of the hoisting mechanism through positioning information and enables the hoisting mechanism to run to a preset height. After the hoisting mechanism runs to the preset height, the control mechanism controls the trolley mechanism and the cart mechanism to run to preset positions. The control mechanism controls the heights and positions of the lifting mechanism, the trolley mechanism and the cart mechanism at the same time to complete transportation operation. According to the travelling crane intelligent driving control system and method, wireless network communication is introduced into the travelling crane system, the travelling crane intelligent control function is achieved through electrical control, and the positioning precision of all mechanisms of the travelling crane is guaranteed through the high-precision positioning system.

A device for providing connection elements, such as rivets and the like has a storage unit with at least one outlet, two stacked, replaceable cartridges each having at least one output flange for dispensing connection elements, and a cartridge guide and a detachable cartridge lock assigned to each cartridge which for its installation is slideable via the cartridge guide to an operating position and fixable by the cartridge lock assigned to the cartridge guide and engaged with the cartridge for locking.

The invention discloses a barrel assembling machine for a pressure container and an application method of the barrel assembling machine. The barrel assembling machine comprises an assembling machine frame, wherein I-beams are arranged on the left side and the right side of the assembling machine frame; a plurality of barrel assembling devices which are symmetrically arranged on the assembling machine frame; each barrel assembling device comprises an oilcylinder, a lug base and a pressure plate; the oil cylinders are hinged to the pressure plate through the lug bases; a piston rod of each oil cylinder is capable of pushing the corresponding pressure plate to the center of the assembling machine frame; each pressure plate is a V-shaped plate with a concave middle; the V-shaped plates face the center of the assembling machine frame; the assembling machine frame is also provided with a lifting device; the lifting device comprises a motor, an elevator, a screw rod and a frame guide post; the frame guide post is fixedly arranged; the motor is connected with the elevator; one end of the screw rod is connected with the elevator and the other end of the screw rod is propped against the assembling machine frame; the elevator can control the screw rod to vertically displace under the drive of the motor; the assembling machine frame can be vertically arranged on a limiting rod in a sliding manner. The barrel assembling machine has the advantages of being convenient to assemble, high in efficiency and low in work difficulty, and is capable of ensuring the assembling accuracy.

A terminal end-attachment device (10) for a flexible pipe (12) comprising an attachment body (14) adapted to receive a terminal end of a flexible pipe (12) and to couple the said flexible pipe to a hydrocarbon production installation structure. The device (10) further comprising a strain sensor (16) coupled to a sensor carrier (18), at least part of the sensor carrier (18) and the strain sensor (16) being at least partially incorporated within the attachment body (14). A method of manufacturing a terminal end-attachment device (10) for a flexible pipe (12) is also provided.

A head-mounted display system includes a head-mounted display unit and a positioning and stabilising structure structured and arranged to hold the head-mounted display unit in an operational position over a user's face in use. The positioning and stabilising structure includes a rear support structure adapted to contact posterior regions of a user's head and at least one connector structured and arranged to interconnect the rear support structure to the head-mounted display unit. The rear support structure is in the form of a hoop comprising an occipital portion configured and arranged engage the user's head along a portion of the occipital bone adjacent a junction where the neck muscles attach to the occipital bone in use.