42results about How to "Suitable for mobile" patented technology

The invention belongs to the technical field of autonomous running and visual perception, particularly relates to a multi-camera visual perception system for a UGV (Unmanned Ground Vehicle) and aims to solve the problems of single perception algorithm, poor real-time performance, poor system expandability, inconvenience in debugging, limitation to the view field control and the like of an image processing system of the existing UGV and autonomous mobile robot. The system comprises a plurality of vehicle-mounted image processing industrial personal computers and one or a plurality of debugging monitoring computers, wherein each vehicle-mounted image processing industrial personal computer is connected with three cameras; one or a plurality of debugging monitoring computers are used for controlling the vehicle-mounted image processing industrial personal computers by a wireless router; and a control mode can be a redundancy control mode and also can be a respective control mode. In the system, an optimized visual perception method on the basis of multiple threads is adopted; and threads comprise a multi-camera video acquisition thread, a lane line perception thread, a barrier, cone bucket and signal lamp perception thread and the like. Compared with a conventional single-thread visual perception method, the optimized visual perception method on the basis of the multiple threads has higher real-time performance, stability and expandability.

The invention discloses a method and system for tracking a position of a matched gamepad of a VR (virtual reality) head-mounted device, the matched gamepad of the VR head-mounted device, the matched VR head-mounted device of the gamepad and a VR device. The method includes arranging an infrared light source on a gamepad shell, arranging a binocular infrared camera for shooting the infrared light source on the VR head-mounted device, and measuring spatial attitudes of the gamepad and the VR head-mounted device; computing a related position relation of the gamepad and the VR head-mounted device according to spatial attitude information of the gamepad, spatial attitude information of the VR head-mounted device and image information shot by the binocular infrared camera; determining the spatial position of the gamepad according to the spatial position of the VR head-mounted device and the related position relation of the gamepad and the VR head-mounted device.

A virtual keyboard input system using three-dimensional motion detecting by variable focal length MMAL is provided. The compactness of the virtual keyboard input system is accomplished by the variable focal length MMAL performing three-dimensional imaging function. Since the three-dimensional imaging process occurs in a very short time scale, the system can determine the motion of the input by the user and track the motion of the user in real-time based response. Image processor can determine which input is occurred at the moment and the time-dependent profile of the motion itself. The input system gives an output just like a conventional keyboard and a mouse system.

The invention relates to the technical field of soil sample screening-grinding equipment, particularly to a soil analysis sample screening-grinding movable all-in-one machine for laboratory analysis. The technical scheme of the machine is that the movable all-in-one machine includes a machine body, a feeding treatment system, a grinding system and a classified screening system, wherein the machine body is formed by a cuboid box body; a feeding treatment system is arranged at the upper part of the side wall of the box body; the classified screening system is positioned at the middle lower part of the box body; the grinding system is positioned at the middle upper part of the box body and is arranged in the middle part. Tests show that the all-in-one machine can one-step pulverize soil into particles not larger than 2 mm in diameter and counting for 85% above, and one-step pulverize soil into particles not larger than 0.15 mm in diameter and counting for 65% above, and the screening yield is 100%. The machine has the advantages that the obtained materials are common, the operation is simple, high quality and efficiency are realized, no pollution to a soil sample is caused, and the result is reliable.

The invention provides an improved air spring for a vehicle. The air spring can be provided with a hanger convenient for carrying, meanwhile does not produce the butting problem of an upper supporting part and a lower supporting part caused by a hanging structure thereof, is suitable for hanging movement and is favorable for the durability of a stop dog. A rubber diaphragm (3) is arranged in the air spring for the vehicle in a mode of crossing the upper supporting part (1) on the vehicle body side and the lower supporting part (2) arranged on the chassis side below the upper supporting part (1), the upper supporting part (1) and the lower supporting part (2) are provided with female threads (16, 17) with a common longitudinal axis (P) respectively, and the female thread (17) of the lower supporting part (2) is constructed to screw with a lower male thread (22) formed at the lower end of the roughly bar-shaped hanger (B) for hanging the air spring. The female thread (16) of the upper supporting part (1) is constructed to screw with an upper male thread (21) positioned in the hanger (B) and spaced from the lower male thread (22) on the upper part, and meanwhile, the female thread (16) of the upper supporting part (1) is set in a state that the lower male thread (22) can pass.

According to one embodiment of the invention a fuel cell device array monolith comprises at least three planar electrolyte sheets having two sides. The electrolyte sheets are situated adjacent to one another. At least one of the electrolyte sheets is supporting a plurality of anodes situated on one side of the electrolyte sheet; and plurality of cathodes situated on the other side of the electrolyte sheet. The electrolyte sheets are arranged such that the electrolyte sheets with a plurality of cathodes and anodes is situated between the other electrolyte sheets. The at least three electrolyte sheets are joined together by sintered fit, with no metal frames or bipolar plates situated therebetween.

The invention discloses an efficient and energy-saving linkage dust collection device of a moving dumper. The efficient and energy-saving linkage dust collection consists of a linkage support platform (7) arranged at the front part of the moving dumper, and a bag-type dust collector (2), a centrifugal fan (1), a dust hood (9), a dust collection pipeline (8), a vibrating dust cleaner (3) and a dust collecting hopper (5), which are installed on the linkage support platform (7), wherein the dust hood (9) is arranged below the two sides of a discharge part of the moving dumper and is connected with the bag-type dust collector (2) by the dust collection pipeline (8); supporting wheels with adjustable heights are arranged at the lower part of the linkage support platform (7); and the bag-type dust collector (2) is internally provided with a filter (4) which is formed by combination of a plurality of spiral filter elements (11). The efficient and energy-saving linkage dust collection device can efficiently solve the problem of dust pollution during moving discharging or discharging at a fixed point of the moving dumper, has the advantages of small size, low energy consumption and high dust collection efficiency, and can be widely applied to dust pollution regulation of the moving dumpers in industrial and mining industries of metallurgy, building materials, mines and the like.

The invention relates to a shifting device for operating a clutch with clutch axial line, especially a clutch in a motor vehicle drive unit between a combustion engine and a gear-shifting transmission. The shifting device comprises a shifting lever is rotatably supported at a rotation point relative to radial movement of clutch axial line between an external bearing and internal bearing of the shifting lever and on a mobile bearing seat fixed on a axial direction and moving along the radial direction and the external bearing is elastically mounted with a spring and the internal bearing cooperates with a shifting bearing and moved to a shifting path. The terminal position lies on the mobile conversion stop position when the clutch is at disconnection state and better reset of the bearing block is realized in the clutch. A path of the external bearing is limited in an effective direction of the spring by a stop such that a force is exerted on a bearing block at the rotary point by the shifting lever and the force is suitable for shifting the bearing block in a direction of the external bearing.

The invention relates to a parking lock (10) for a gearbox, in particular an automatic gearbox, of a motor vehicle, having at least one locking member adjustable between at least one release position and at least one locking position, by means of which locking member in the locking position at least one gear element of the gearbox is locked against rotation, and having a holding device (34) having at least one safety position, by means of which holding device the locking member is secured in the at least one safety position of the holding device (34) against a movement out of the release position into the locked position, wherein the holding device (34) has at least one second safety position, in which the locking member is secured by means of the holding device (34) against a movement out of the locked position into the release position.

A hinge device for a door of appliances and furniture in general, provides the translation of a panel (3) of door coating. Said device is provided with first (4) and second (5) connection members mutually pivoted by means of a pivot pin (6) and assigned to be fixed respectively to the door and to a structure or frame of the appliance or furniture for the rotation of the door and the panel between the extreme closing (C) and opening (A). Said device (1) comprises a toothed wheel means (20) fixed to the second connecting member (5) and it comprises a rack means (22) constrained to slide along the first connecting member (4) in a sliding direction (D) perpendicular to the axis of the pivot pin (6) and parallel to the geometric plane of the panel (3) to which is fixable via a respective attachment (23) where the toothed wheel means (20) is cinematically interconnected to the rack means (22 ). The rotation of the door and the second connecting member (5) with respect to the first connecting member (4) between the extreme closing (C) and opening (A) conditions causes the rotation of the toothed wheel means (20) and the consequent translation of the rack means (22) and of the panel (3).

The invention relates to the technical field of sheet metal processing, and particularly relates to a sheet metal part forming machine and a method for manufacturing a sheet metal part by utilizing the sheet metal part forming machine, which comprises a frame, wherein a fixed plate is arranged inside the frame, the top of the fixed plate is evenly equipped with a damping mechanism, the top of thedamping mechanism is provided with a supporting plate, the left side and the right side of the top of the supporting plate are respectively provided with a limiting bolt, the lower end of the limitingbolt penetrates through the supporting plate and is fixedly connected with the fixing plate, the top of the supporting plate is provided with a lower die, the tops of bosses on the left side and theright side of the lower die are provided with positioning column matching holes, the top of the lower die is provided with a stamping groove, the front, rear, left and right side of the stamping groove are respectively provided with threaded holes, the four corners of the stamping groove are provided with right-angle cutter matching grooves. The invention has the advantages of novel in design andconvenient to use, the sheet metal forming machine can not only cut the four corners of the sheet metal, but also can realize the simultaneous bending of four sides of the sheet metal plate, greatly improves the processing efficiency of the sheet metal part, and is suitable for popularization and use.

A mechanically compliant probe for electrically connecting to contact pads on microelectronic devices. The probe can be used for burn-in of integrated circuits at the wafer level. Additional applications include probe cards for testing integrated circuits and sockets for flip-chips. One configuration of the probe includes a probe tip, which is held on an extension arm projecting laterlaly from an elongated flat spring. The spring is supported above a substrate by posts such that the probe tip of free to move vertically in response to a contact force on the probe tip. Deflection of the probe tip of compliantly limited by bending and torsional flexure of the sheet spring. Mechanical compliance of the tip allows arrays of the probe to contact pads on integrated circuits where the pads are not precisely planar.

The invention discloses a pontoon type water intake pump station, which comprises a mobile power supply, a dual-power-supply variable-frequency control cabinet, a variable-frequency motor, a pump head, a vacuum generation device, a flowmeter and a pontoon, wherein the mobile power supply, the dual-power supply variable-frequency control cabinet, the variable-frequency motor and the pump head are all fixedly arranged on the deck of the pontoon, the flowmeter is used for detecting the change of flow, the mobile power supply can provide direct current, the dual-power-supply variable-frequency control cabinet can switch the direct current and the alternating current and output three-phase alternating current with required frequency for the variable-frequency motor to use, and the vacuum generation device is used for exhausting air in the pump before the pump is started and guiding water to fill the pump. According to the invention, the pontoon type water intake pump station is convenient,flexible and high in adaptability, can move at any time, is suitable for temporary river and lake water taking, is suitable for variable-working-condition occasions, adopts variable-frequency speed regulation, changes the performance of the pump through speed change so as to adapt to the change of the lift of the device caused by liquid level change, and adopts dual power supplies, so that energysupply is more convenient.

The invention discloses a management method of self-certified public key of a mobile self-organized network on the basis of ECC, comprising the following steps: a shared key is distributed to n virtual central nodes by threshold cryptology; a user chooses a secret random number to calculate a public parameter, and identity and the public parameter are sent to a nearby virtual central node A1; A1 contacts with other virtual central nodes and sends the user information to the nodes; each publisher Ai chooses a random secret integer and calculates as well as broadcasts a self-certified public key subblock Qi to other publishers according to the secret integers and parameters published by the user; each publisher Ai calculates a self-certified public key Q, a sub-signature xi and an intermediate quantity Ri and sends (r, I, xi and Ri) to a synthesizer; the synthesizer calculates and synthesizes a signature x after all sub-signatures are qualified after authentication and sends Q and x to the user; the user calculates a secret key s according to the x; and the authenticity of the self-certified public key of the user is verified. The invention has no certificate management, no key escrow and no secure channel, so that the invention is suitable for the safe communication of the mobile self-organization network with limited resource.

The invention discloses a fixing device for blood sampling of clinical examination in cardiology department. The fixing device for blood sampling of clinical examination in cardiology department comprises a support box body, a plurality of universal wheels are uniformly fixed on a bottom surface of the support box body, a scissor lift is fixedly arranged on an inner bottom surface of the support box body, a slide rail is fixed on a top plate of the scissor lift, and the slide rail is provided with a slide block matched with the slide rail in a sliding mode. The fixing device is suitable for moving and convenient to use. A strip-shaped air bag can be controlled to perform pulse pressing on an arm of a patient and replace a disposable blood sampling pad towel by stepping on a button on a third fixing plate, the working efficiency is high, pulse pressing time and force are easy to control, pains of a patient are reduced, frequency of touching shared equipment by two hands of a user is reduced, an infection rate is reduced, a hemostasis cloth strip can reasonably and uniformly press a needle eye to stop bleeding, and a first ultraviolet lamp and a second ultraviolet lamp are arranged to sterilize the device. The device can assist medical staff in efficiently completing blood sampling with high quality and is very practical and reliable.

The invention discloses a switch device, in particular to a switch device for automatically discharging and resisting scouring. A switch for automatically discharging and resisting scouring comprises a piston switch, a discharging hole, a discharging cover and an adjustment ring, wherein the piston switch consists of a piston guide rod, a piston body and a sealing gasket; the piston guide rod passes through a piston guide rod hole at the top end of the discharging cover; a water flow pressing hole is formed at the top end of the discharging cover around the piston guide rod hole; the piston switch is connected with the inner wall of the discharging cover in a sealing manner and can move along the inner wall of the discharging cover; the lower end of the discharging cover is opened so as to be connected with a cylindrical sampler rod through a screw thread; and the lower end of the discharging cover is provided with the adjustment ring used for adjusting a connecting depth. The switch for automatically discharging and resisting scouring has the advantages of enabling a cylindrical sampler to automatically discharge during downward sampling and avoiding influence water pressure caused by no discharging on a sampling depth. The switch can be widely used in ocean research and collection industries.

The invention relates to a cutting device for a sealing head. The cutting device comprises an edging machine body, a moving bracket is arranged in the machine body, and a cutting device body is arranged on the moving bracket. A movable fixing seat for storing the sealing head is arranged at the bottom of the machine body, and a settlement type ball platform is arranged on the upper part of the movable fixing seat. The settlement type ball platform includes springs and balls, and the balls are disposed at the tops of the springs and connected with the springs.