333results about How to "Improve locking force" patented technology

A crosslink or connecting assembly is provided to secure multiple spinal rods in relation to each other. The connecting assembly is disposed transversely between two spinal rods and has moveable components for rotating, pivoting, and extending portions of the connecting device in order to accommodate the positioning of the spinal rods.

A luer-lock type cylindrical tip of a syringe has a luer tip of which a center portion is fitted with an injection needle and a luer-lock portion which is disposed outside the luer tip with a gap therebetween and which has a lock screw disposed therein. The lock screw is formed as a trapezoid screw having a root diameter set to the range of 8.0 mm±0.1 mm, an inner diameter set to the range greater than or equal to 6.6 mm and smaller than 6.8 mm, and a pitch set to the range greater than 2.5 mm and smaller than or equal to 2.8 mm. Accordingly, it is possible to reliably prevent the injection needle from being loosened or pulled out in the handling process. It is also possible to easily replace the syringe needle with another one having different size at the time of use.

A crosslink or connecting assembly is provided to secure multiple spinal rods in relation to each other. The connecting assembly is disposed transversely between two spinal rods and has moveable components for rotating, pivoting, and extending portions of the connecting device in order to accommodate the positioning of the spinal rods.

A connector is provided that is suitable for connection to another connector. The connector can be a plug connector or a receptacle connector. The connector has a power contact and a signal contact. The signal contact may be provided by a modular housing that can be inserted into the connector housing. The signal contact can be wired separately into the modular housing and then the modular housing can be is inserted into the connector housing. A terminal position assurance member can then be used to secure the modular housing and power contact. An assembly of both the plug connector and the receptacle connector can be provided.

A female terminal fitting (20) has a main portion (21) that can be inserted into a cavity. An engaging portion (50) for engaging a lock (17) in the cavity is folded back from the front of the main portion (21). The fold (55) is rounded and contacts the lock (17) when the terminal fitting (20) is inserted into a cavity. Thus, resistance to insertion is low. The engaging portion (50) is distanced from an opposed surface (25) of the main portion (21) by an embossment (51). Thus, a large area of engagement with the lock (17) exists. A slanted surface (53) is formed at a corner of a locking surface (52) closer to the ceiling plate (25). Thus, the leading end of the lock (17) intrudes at the inner side of the slanted surface (53) to prevent the lock (17) from escaping.

A female terminal fitting (20) has a main portion (21) that can be inserted into a cavity. An engaging portion (50) for engaging a lock (17) in the cavity is folded back from the front of the main portion (21). The fold (55) is rounded and contacts the lock (17) when the terminal fitting (20) is inserted into a cavity. Thus, resistance to insertion is low. The engaging portion (50) is distanced from an opposed surface (25) of the main portion (21) by an embossment (51). Thus, a large area of engagement with the lock (17) exists. A slanted surface (53) is formed at a corner of a locking surface (52) closer to the ceiling plate (25). Thus, the leading end of the lock (17) intrudes at the inner side of the slanted surface (53) to prevent the lock (17) from escaping.

One embodiment of present invention is a segmented instrument having braking capabilities that includes an elongate body having a plurality of links and a hinge connecting a pair of adjacent links in the plurality of links. There is also brake assembly coupled to each link in the pair of adjacent links and positioned to span the distance between the pair of adjacent links. Another embodiment of the present invention is a segmented instrument having a plurality of links and at least one lockable and articulatable joint positioned to connect a pair of adjacent links in the plurality of links. In addition, the at least one lockable and articulatable joint is adapted and configured to increase the number of frictional surfaces available between the pair of adjacent links. There are also provided methods for controlling a segmented instrument. Exemplary steps of the method include introducing a segmented instrument into a patient where the segmented instrument has a plurality of links wherein adjacent links are joined by a hinge. Next, there is the step of manipulating the links about the hinges to maneuver the segmented instrument to provide access to a surgical site within the patient. In one aspect, the manipulating step produces a sliding motion between a plurality of complementary shaped components within a portion of a brake assembly between adjacent links. Next there is the step of actuating the brake assembly to substantially prevent movement about the hinge of the links attached to the braking mechanism.

A joint structure for connecting a corrugated pipe to a fixed part includes a main body, a packing screw cap, and a clamping claw. The clamping claw is sandwiched between the main body and the packing screw cap. The clamping claw defines a through slot at an edge thereof to make the clamping claw can enlarge an inside diameter thereof. A plurality of inner claws is formed at the edge of the clamping claw. A locking part protruding towards the center of the clamping claw is formed at an end of each of the inner claws. Two slits are respectively defined at two sides of each inner claw so that the inner claw has elasticity. The corrugated pipe with different diameters can directly insert into the clamping claw from outside, and the corrugated pipe cannot be dropped out directly.

A device for safely retaining an object such as a child's bottle or other object consisting of interrelated straps of webbing or other materials employing tensionally locked slidably compression buckles. One or all of the straps are adjustable for length. The attachment and retention straps are placed circumferentially around the objects to be attached. The strap engaging the bottle or other component is best compressively engaged and employs buckles having a tensional release and dexterity requirement lacking in young children.

The invention relates to a repeatable locking device for a magnetically suspended flywheel, which comprises a flywheel system, a driving mechanism and a locking mechanism, wherein the locking mechanism is arranged outside a flywheel rotor and is fixed to a flywheel base through a fastening bolt. The flywheel system mainly comprises a flywheel stator shaft, a flywheel rotor and a base; the driving mechanism mainly comprises a fixed plate, a left bearing pressure ring, an upper bearing pressure ring, a motor, a worm, a coupling joint, a worm wheel, a fixed pole, a locking fork, a spherical nut, a worm wheel link rod and a bearing; and the locking mechanism mainly comprises a spring chip seat, a spring chip, a spring chip body, a small pole, a steel rope and a connecting pole. The locking device protects a magnetically suspended flywheel system, and has the advantages of repeatable use, high reliability, simple structure and the like.

A convertible roof system for an automotive vehicle includes a roof bow that is operable between extended and retracted positions to vary tension of the roof cover and is actuated by a link that travels along a camming surface when the folding mechanism supporting the cover moves between the raised and stowed position.

A locking magnet closure consists of a first closure module and a second closure module and comprises a magnet-keeper construction with at least one magnet in the first closure module and a keeper or second magnet in the second closure module, wherein on closing the magnet-keeper construction pulls the first closure module and the second closure module together in a closing direction. The closure further comprises a locking device for positively locking the closure modules between the first closure module and the second closure module. The locking device comprises at least one spring locking element, consisting of an engaging protrusion and a spring, wherein the spring locking element is arranged in the first closure module, and a locking piece which is arranged in the second closure module.

The invention discloses a passive positioning mechanical arm for a propelling mechanism of an endovascular intervention surgical robot. The mechanical arm is mounted on an operating table and comprises a base module, a horizontal moving module, a lifting module, a first rotating joint, a second rotating joint and a pitch angle adjusting module, wherein the base module is mounted on the operating table; the horizontal moving module is mounted on the base module; the bottom of the lifting module is mounted on the horizontal moving module; one end of the first rotating joint is mounted at the topof the lifting module, and the other end of the first rotating joint is connected with one end of the second rotating joint; the pitch angle adjusting module is mounted at the other end of the secondrotating joint; and the surgical robot is mounted on the pitch angle adjusting module. The mechanical arm can freely adjust the horizontal displacement and angle of the surgical robot, the angle of acatheter of the surgical robot entering a blood vessel and the height of the robot in the vertical direction and lock the posture of the surgical robot to prevent shaking during an operation.

Pin supported printed circuit boards are provided with torsion spring locking assemblies in which torsion springs surround the pins and are captured at one end and have free ends that are deflected, causing a tight grip onto the pins. The result is a pin locking mechanism that is inexpensive and robust due to the elongated contact of the spring with the pin that firmly locks the pin in place, with the extended spring contact protecting the pins against abrading and scoring while providing exceptional locking force.

The headrest has a first structural component for fastening the headrest to a seat back of a motor vehicle seat and a second structural component that is movable with respect to said first structural component in the event of a crash. A drive unit is disposed between the first structural component and the second structural component and comprises a locking unit, which is locked in the normal case, and a crash sensor connected to the locking unit which it controls. The locking unit comprises a disengagement drive with an electromagnet or a piezoelectric drive. The locking unit has one retainer member associated with the first structural component and one movable disengagement member associated with the second structural component. Retainer member and disengagement member are connected together via a hinge or via balls. The disengagement drive is capable of causing said disengagement member to move.

A joint structure for connecting a corrugated pipe to a fixed part includes a main body, a packing screw cap, and a clamping claw. The clamping claw is sandwiched between the main body and the packing screw cap. The clamping claw defines a through slot at an edge thereof to make the clamping claw can enlarge an inside diameter thereof. A plurality of inner claws is formed at the edge of the clamping claw. A locking part protruding towards the center of the clamping claw is formed at an end of each of the inner claws. Two slits are respectively defined at two sides of each inner claw so that the inner claw has elasticity. The corrugated pipe with different diameters can directly insert into the clamping claw from outside, and the corrugated pipe cannot be dropped out directly.

The two-wire multi-sensor liquid level transducer includes the upper absolute pressure sensor for measuring the gas pressure over the liquid surface; the lower absolute pressure sensor for measuring the total pressure in the measured point inside liquid; and signal processing unit for processing data from the upper sensor and the lower sensor. All the upper sensor, the lower sensor and the signal processing unit are connected, and the lower sensor has sealing structure in the wiring terminal. Compared with traditional liquid level measuring devices, the present invention has the advantages of no dewing, excellent sealing, etc.

The invention relates to a vertical electric numerical control knife rest, belonging to the field of numerical control knife rest. The numerical control knife rest is provided with a power delivery mechanism, a preliminarily locating mechanism, a precisely locating mechanism and a locking mechanism; a square knife table and a base are arranged up and down; screw sets are arranged in the centers of the base and the square knife table; the screw sets match with the base by a steel-backed bearing; a driving disc is connected with the side of one end of the screw set; a connecting disc is arranged outside the driving disc; a worm gear and a worm drive pair are installed at the side of the other end of the screw set; a movable gear disc is arranged between the inner side of the square knife table and the outer side of the screw set; the movable gear disc matches with the screw sets by a helical structure; and the movable gear disc is connected with the square knife table through the connecting disc. The vertical electric numerical control knife rest is suitable for economical numerical control lathe; and the vertical electric numerical control knife rest is rotated by using a torque motor, pre-located by a preliminarily locating pin, precisely located by a triple gear and locked in a lifting manner by rectangular threads. The knife rest solves the problem that the knife rest in theprior art has poor rigidity, poor waterproof property, low power delivery efficiency, high preliminarily locating fault rate, complex structure and poor processing and assembling process, and the like.

An auto-locking ball joint includes a first elongate member, a ball, and a second elongate member. The first elongate member includes a receiver disposed at one end. The receiver has an inner surface that defines a well. The ball is rotatable disposed within the well. The ball is formed from a plurality of segments that are moveable relative to one another towards and away from a ball axis. The second elongate member is translatable along the ball axis. In a locked configuration, the outer surface of the ball frictionally engages the inner surface to prevent the ball from rotating within the well. In an unlocked configuration of the ball joint, the ball is rotatable within the well. The second elongate member is depressed along the ball axis to transition the ball joint from locked configuration to the unlocked configuration.

The invention discloses a direct-push connecting pipe joint. The direct-push connecting pipe joint comprises a joint body provided with a through hole used for insertion of a connected pipe, wherein a bellmouth orifice is formed in the end part of the through hole; the big mouth of the bellmouth orifice faces inwards and the small mouth of the bellmouth orifice faces outwards; the wall body of the joint body between the small mouth of the bellmouth orifice and the end part of the through hole is a sealing section; an O-ring seal is internally arranged in the big mouth of the bellmouth orifice; a locking component is internally arranged in the small mouth of the bellmouth orifice; the locking component comprises a bearing ring used for being sleeved upon the connected pipe and at least three roll balls; the inner side end of the bearing ring extrudes the O-ring seal; each roll ball is mounted inside the bearing ring in a rolling manner; the inner circumferential surface and the outer circumferential surface of the bearing ring bulge each roll ball. The direct-push connecting pipe joint provided by the invention can reduce the difficulty of installation and connection and the cost, and the connected pipe can be firmly locked.

An electrical connector with latch mechanism includes an insulating housing having at least two rows of contact receiving channels and a passageway defined between the two rows of contact receiving channels, a plurality of contacts received in the contact receiving channels, and a latch mechanism mounted in the passageway including a pair of latch arms and a flexible beam flexibly connecting the latch arms. The pair of latch arms has a pair of hooks and a pair of force receiving portions forming a pair of cantilevers at outer sides thereof and a pair of flexible slices at inner sides thereof extending inwardly toward each other. During the force receiving portions are exerted to make the hooks latch a mating electrical connector, besides the flexible beam, the cantilevers and the flexible slices are deformed to cumulate resilience which produces an increased latch force when the force receiving portions are released.

A vehicle-side connector (10) to be connected to a charging connector in charging a battery of a vehicle includes a receptacle (33) which is made of synthetic resin and to be connected to the charging connector, a mounting piece (31) which is made of synthetic resin and integrally provided to the outer peripheral surface of the receptacle (33), collars (34) each including a flange (34A) engageable with the mounting piece (31) in a connecting direction, and reinforcing portions (41) integrally connected to the mounting piece (31) and the receptacle (33).

A rear holder 4 is inserted into a housing 3 from a rear end surface 24 at a provisional locking position in which the rear holder 4 is inserted into the housing 3 halfway and an insertion of connecting terminals is allowed, as well as at a sufficiently inserted complete locking position at which the inserted connecting terminals are locked. Within the housing 3, there are formed two rows of terminal accommodating holes 28 each accommodating respective connecting terminals. The rear holder 4 is formed in a substantially plate-like shape and includes a main body 41 which is inserted into slits 29 of the housing 3 and locking arms 45 which are inserted into respective terminal accommodating holes 28. A width of a locking arm 45 is slightly smaller than that of a terminal accommodating hole 28. Windows 37 are formed in the outer wall 21 of the housing 3 such that the terminal accommodating holes 28 are communicated with external through the windows 37. Through these windows 37, locking condition between the connecting terminals 2 and the locking arms 45 can be released and an electrical conduction test of the connecting terminals 2 can be performed.

A new portable slow cooker capable of engaging a lid and a liner container can is provided to prevent the soup from spilling out. The structure of the present invention comprises a cooking body, a liner container, a lid and a handle, wherein the liner container is disposed within the cooking body, and the lid is disposed on the opening of the liner container. The handle is spanned over the lid and has, lower ends in vertically slidable cooperation with handle boxes disposed at aside surface of the cooking body. The handle is locked by the handle boxes when slides to an lowest position, so as to press the lid to form a sealing engagement with the liner container. As long as the handle is pushed to the lowest position, being locked, the lid and the liner. container can be engaged to prevent the soup from spilling out.

A deployable hood device for a stationary orbit remote sensing camera belongs to the spaceflight field. The device comprises an optical-mechanical structure body, a multistage hood cylinder, a lockingmechanism and a cord sleeve driving mechanism. The multistage hood cylinder is fixed with the optical-mechanical structure body and achieves the compressed state by the locking mechanism; the stagesof the core sleeve driving mechanism is the same as that of the multistage hood cylinder; the sleeve of each stage of the cord sleeve driving mechanism is in rigid connection with the corresponding stage of the hood cylinder of the multistage hood cylinder, and the multistage hood cylinder achieves multistage sleeve unfolding through the cord sleeve driving mechanism; a main mirror is arranged inthe first stage sleeve of the cord sleeve driving mechanism; and the circumference of each stage of the locking mechanism is uniformly distributed on the corresponding stage of the multi-stage hood cylinder. The compression ratio of the deployable hood device is high; the driving force of the cord sleeve driving mechanism is large and the synchronism is high; the structural rigidity of the whole device in the compressed state is high, and the whole device can bear the vibration impact load during the launching; and the reliability of the locking / unlocking is high, and the locking force is large.