37results about How to "Free connection" patented technology

A ligating instrument is provided, including an elongate member, such as a tube, having a lumen, the elongate member extending from a proximal actuator member to a distal ligating band dispenser. A pull line may extend through the lumen of the elongate member, with a proximal end of the pull line connected to the actuator member and a distal end of the pull line connected to the ligating band dispenser, wherein actuation of the actuator member draws the pull line in a proximal direction through the elongate member to deploy the ligating bands. The ligating band dispenser may be adapted to be mounted on the distal tip of an endoscope, and the elongate member may be adapted to be positioned outside of the endoscope from the ligating band dispenser to the actuator member. Alternatively, a ligating instrument may be provided for use with an endoscope, wherein a pull line of the ligating instrument is adapted to be positioned outside of the endoscope, wherein the pull line may be secured to the endoscope by clips or some other means. In a method of using a ligating instrument with an endoscope, a distal ligating band dispenser is attached to a distal tip of an endoscope, and a pull line of the ligating instrument is extended on the outside of the endoscope, such that the pull line extends, on the outside of the endoscope, from the distal ligating band dispenser to a proximal actuator member.

The present invention relates to a nut positioning pin disposed on a lower electrode for the projection welding of a nut, and an object of the present invention is to increase cooling and positioning accuracy, prevent the entrance of sputtering particles, and increase the detecting accuracy. The present invention comprises an electrode holder (2) of a double-tube structure having a cooling water passage, a guide ring (13) for guiding a coupling rod (7) for vertical movement, an air passage means (m) for preventing the entrance of sputtering particles, a coupling block (28) and a magnetic shield which comprise a magnetic member for preventing a magnetic detecting element from being affected by an external magnetic field.The present invention is capable of accurately guiding cooling water and the coupling rod in the electrode holder and preventing sputtering particles from entering the electrode holder, and of preventing a detector from being adversely influenced by an external magnetic field for increased detecting accuracy.

A breakwater, in which the surface thereof facing the sea (H) is a curved surface rendering the cross section of the breakwater a trapezoid with curved side (ABCDEFG) which comprises a shorter top side (EF), a longer bottom side (AG), and a curved side (ABCDE) facing the sea (H). The curve profile is similar to a recumbent concaved-up parabola.

The invention discloses a control circuit for a delayed amplification component. The control circuit comprises a time sequence control circuit, a switch drive control circuit and a power supply modulation circuit; the time sequence control circuit receives data and a time sequence from a previous-level wave control extension, analyzes and judges the data and the time sequence, and then distributes to a next-level circuit according to an appointed time sequence relationship; the switch drive control circuit receives the data distributed by the time sequence control circuit, and controls and communicates the corresponding delay amount in the delayed amplification component according to the data combination relationship; and the power supply modulation circuit receives the data distributed by the time sequence control circuit, and judges whether power supply power is distributed to a transceiving amplification module in the delayed amplification component or not according to the appointed data relationship. The invention further provides a control method for the delayed amplification component. The control circuit and control method for the delayed amplification component disclosed by the invention have the advantages that: the problems of being low in expandability, single in control time sequence combination, non-flexible in various delay state control and high in static power consumption in the existing control circuit can be solved; free combination of the control time sequence is realized; and the control circuit disclosed by the invention has the advantages of being complementary in control of various delay state single-circuits, low in static power consumption and the like.

The invention relates to a camshaft-adjusting device, comprising a vane cell adjuster having a stator (16) that can be connected to a crankshaft of an internal combustion engine and a rotor (17), which is rotatably supported in the stator (16) and which can be connected to a camshaft, wherein a plurality of webs are provided on the stator (16), which webs divide an annular space between the stator (16) and the rotor (17) into a plurality of pressure chambers (24, 25), wherein the rotor (17) has a rotor hub (30) and a plurality of vanes (11, 12) extending radially outward from the rotor hub (30), which vanes divide the pressure chambers (24, 25) into two groups of working chambers (20, 21, 22, 23) having a different acting direction, into each of which working chambers pressure medium flowing in or out in a pressure-medium circuit can be admitted, and a central locking device (26) for locking the rotor (17) in at least one locking position in relation to the stator (17), wherein the central locking device (26) has at least two spring-loaded locking pins (2, 5) in an accommodating space (43, 44), which locking pins can be locked in a locking slot (19) secured to the stator and lock in the locking slot (19) when the rotor (17) rotates from the direction of an "early" or "late" stop position into the locking position from different directions, wherein the locking pin (2, 5) forms a valve device (36, 37) together with the particular accommodating space (43, 44), wherein the locking pin (2, 5) forms a valve pin (40), wherein the valve pin (40) is a step pin.

The invention discloses a data safety ferrying system and a matched method thereof, and belongs to the technical field of data transmission safety. The method comprises a safety ferrying box device, an interception server and a secret-related device. The problem about confidential data transmission is solved, files can be easily imported in a self-service mode in secret-related enterprises, and queuing for CD burning is not needed any more; the system can become a safe one-way file obtaining access port in an unsafe environment where the portable secret-related device is located, and embarrassment that outside office work handling of the secret-related device is not free is changed.

The invention provides a shared parking method and system, and the system is characterized in that the system comprises a movable stereo garage, a monitoring module, and a parking navigation module; a charging pile is arranged on one side of the movable stereo garage and used for charging new energy vehicles; the monitoring module is used for monitoring temperature, humidity and battery voltage data in the garage; the parking navigation module is used for guiding different types of vehicles to the corresponding movable stereo garages according to the vehicle types of the users; the movable stereo garage is a stereo garage loaded on a container frame; the stereo garage is of a three-layer open type box body structure, and each layer of box body is provided with a hydraulic rod; and each hydraulic rod is used for freely adjusting the layer height of the corresponding layer according to the heights of different vehicle types. The shared parking system provided by the invention has the characteristics of small occupied area and light weight; and engineering equipment does not need to be built, deployment is convenient, a vehicle owner can be helped to park conveniently, therefore, the parking convenience of the user is improved, and the parking time is saved.

A vertical cavity surface emitting laser (VCSEL)-based free space active optical transceiver component includes; a transmitter and a receiver. The transmitter includes first VCSELs, at least one first photodiode, a first focusing lens array or optical system (14), and a first printed circuit board. The receiver includes second photodiodes, at least one second VCSEL, a second focusing lens array or optical system, and a second printed circuit board. The transmission and reception of a short / medium-distance free space (wireless) high-speed optical communication signal can be implemented, and a single-channel transceiving rate may reach 10 Gbps or higher. The component may be used for implementing a free space high-speed signal transmission function in a short / medium-range high-definition multimedia interface (HDMI) device.

The invention discloses a video data obtaining method of computer cam through photographic handset, which comprises the following steps: A. fabricating the photographic handset into video capture equipment in the computer; B. selecting the fabricated video capture equipment as present video capture equipment; C. sending the video obtaining order from computer to the present video capture equipment; receiving the order in the handset; sending the obtained video data to the computer through wireless connection transmission; D. receiving the video data from handset. The invention realizes the resource share of handset and computer and saves the interface resource of computer, which breaks through the limit of capacity of obtained video data in the handset.

A ligating instrument is provided, including an elongate member, such as a tube, having a lumen, the elongate member extending from a proximal actuator member to a distal ligating band dispenser. A pull line may extend through the lumen of the elongate member, with a proximal end of the pull line connected to the actuator member and a distal end of the pull line connected to the ligating band dispenser, wherein actuation of the actuator member draws the pull line in a proximal direction through the elongate member to deploy the ligating bands. The ligating band dispenser may be adapted to be mounted on the distal tip of an endoscope, and the elongate member may be adapted to be positioned outside of the endoscope from the ligating band dispenser to the actuator member. Alternatively, a ligating instrument may be provided for use with an endoscope, wherein a pull line of the ligating instrument is adapted to be positioned outside of the endoscope, wherein the pull line may be secured to the endoscope by clips or some other means. In a method of using a ligating instrument with an endoscope, a distal ligating band dispenser is attached to a distal tip of an endoscope, and a pull line of the ligating instrument is extended on the outside of the endoscope, such that the pull line extends, on the outside of the endoscope, from the distal ligating band dispenser to a proximal actuator member.

The present invention relates to a riding device including a driving unit for a non-powered vehicle body. The riding device includes the driving unit for a non-powered vehicle body connects the driving unit receiving driving power from a motor when a driver can get in the rear side of a non-powered vehicle body which can move by only human power, such as, a stroller, a wagon, and a bicycle for aninfant. So, the riding device can easily move the non-powered vehicle body without power. To achieve the purpose of the present invention, according to the present invention, the riding device includes the driving unit for a non-powered vehicle body can move the non-powered vehicle body with a riding unit by the driving power of the motor. The riding device includes: a frame assembly connected tothe rear side of the vehicle body; and the driving unit connected to a rear end of the frame assembly. The driving unit includes: a footboard on which a driver can get on; the motor installed in the footboard; and a driving wheel installed on the footboard and operating by receiving the driving power from the motor. The frame assembly includes: a pair of first vertical frames having a mounting unit which can be installed in a rear structure of the vehicle body at a front end; a first horizontal frame connecting a rear end of the pair of first vertical frames in the horizontal direction of theleft and right; and a second vertical frame in which the front end is connected to the first horizontal frame and the rear end is connected to the footboard.

The invention belongs to the technical field of aviation flight tests, and particularly relates to a gravity center adjustment device for a transport plane test. A miniature horizontal type liquid storage tank is mounted on a large-sized transport plane in a distributed manner. In a transport plane test process, the change of a gravity center needs to be simulated; and the former simulation operation is mainly carried out by adopting solid weight balancing, but the mode is low in flexibility, poor in simulation effect and large in error, so that the test needs to be assisted by a new simulation mode. The miniature horizontal type liquid storage tank disclosed by the invention is a liquid storage device which is simple and reliable in structure and convenient to mount and disassemble and can meet the requirement and safely and effectively store liquid mediums on an air plane; a mounting bracket is stabilized and reinforced by a cross beam; and connection of the mounting bracket and the air plane fixes the whole horizontal type liquid storage tank.

The invention relates to a sofa armrest which comprises a sofa base (1) and an armrest (2); the sofa base (1) and the armrest (2) are connected through a zipper structure and / or a nylon buckle structure, wherein one side of the armrest (2) is provided with a first connection band (21), and the other side of the armrest (2) is provided with an extended band (3); a second connecting band (22) which is matched with the first connection band (21) on the armrest (2) is arranged on the extended band (3); and a third connecting band (3) which is matched with the first connection band (21) on the armrest (2) is simultaneously arranged on the sofa base (1). The sofa armrest is convenient to detach, so that the packing quantity when the armrests are packed into containers can be greatly improved, the sofa armrest can serve as a cushion, and the production cost is not high.

The technology problem to be solved in the invention is to provide an apparatus for transporting molten metal using a ladle with which dust collection of soot, dust, etc., to the ascended / descended and tilled ladle can efficiently be performed without using a large scale apparatus as a whole, such as the conventional overhead crane type dust collecting system. A carrier 2 for a dust collector in acarrier 1 for ladle is arranged so as to be freely connected, and in the carrier 2 for dust collector, a bag filter type dust collector 3 is loaded and in the ladle 10, a cover type dust collecting hood 4 is arranged so as to be freely opened / closed. A primary moving connecting mechanism 8 in connect with a dust collector side duct 7 of the bag filter type dust collector 3 while permitting the opening / closing movement of the cover type dust collecting hood 4 is arranged and in the above dust collector side duct 7, a secondary moving connecting mechanism 9 for rotating around the tilting axialcenter P3 of the ladle 10 is arranged and a following means 5 is arranged in the dust collector side duct 7 so that the dust collector side duct 7 can follow with the ascending / descending of the ladle 10.

The invention belongs to the technical field of oilfield fracturing equipment, and in particular relates to an oilfield downhole fracturing material feeding machine, which includes a skid-mounted chassis, and the chassis is equipped with a generator, a material box, a quantitative material control device and a material converter ; The quantitative material control device includes a box body, a frequency converter, a variable frequency motor and a screw blade, and the two ends of the box body are respectively provided with a material inlet and a material outlet, and the described screw blade is installed in the box body. The variable frequency motor drives the helical blades to rotate, so as to push the material from the inlet of the box to the outlet. The feed port is connected to the material converter, and the material converter includes a converter box, a steel wire hose, a coil spring and a drive motor, and the steel wire hose is divided into at least two sections, and the gap between two adjacent sections is Connection via spring centralizers.

The invention provides a multistage multi-medium combined water purifier, and relates to a water purifier. The water purifier comprises a plurality of filtering units, wherein the filtering units comprise filtering core bodies; a filtering core head assembly is arranged above each the filtering core body; each the filtering core head assembly comprises an upper outer cover and an outer cover baseseat; the upper outer covers are buckled with the upper parts of the outer cover base seats; a connecting water pipe is protruded from the middle position of one side of each the outer cover base seat; a plurality of pawls are arranged on the outer walls of the connecting water pipes; a plurality of connecting bolts are arranged around the connecting water pipes; a water outlet is formed in the middle position of the other side of each the outer cover base seat; a plurality of positioning holes are formed around the water outlets; a plurality of the connecting bolts correspond to the positioning holes of the upper filtering unit; and the connecting water pipe corresponds to the water outlet of the upper filtering unit. The sunk multi-point pawls are used for unidirectionally fastening a quick-connect joint and four-point positioning fasteners are matched, so that the water purifier is firm and practical, has good sealing performance, high reliability, more convenient connection and freer combination, and greatly meets the filtration requirements of vast customers on different water quality in different regions.

The invention relates to a residential building system with cast-in-situ beam columns and prefabricated sandwich concrete wall panels and a construction method, and the construction process of a vertical load-bearing structure is as follows: mounting the prefabricated sandwich concrete wall panels in para-positions on an underbeam / foundation so as to leave certain vertical gaps at the joints between the prefabricated sandwich concrete wall panels respectively, leaving horizontal gaps between the prefabricated sandwich concrete wall panels and the underbeam / foundation, mounting clamp dies at the gaps and casting concrete in situ so as to fixedly connect inter-plate connecting columns and horizontal joints formed at the vertical gaps and the horizontal gaps respectively, cast-in-situ wall corner columns and the prefabricated sandwich concrete wall panels into a whole and further constitute the vertical force-bearing structure of the residential building system. By adopting the invention, the bearing capacity of a wall body and the integrity and the anti-seismic performance of the structure of the whole residential building system are significantly improved, the application of steel mesh frame polyphenyl sandwich panels in the load-bearing structures is powerfully pushed, and the economic and social benefits are significant.