47 results about "Free movement" patented technology

A device for holding two handles of a purse or handbag together includes an inner retaining strap and outer retaining strap. The straps are made of thin flexible material. The straps are attached at or near their respective longitudinal centers providing free movement of the longitudinal ends. A closure such as a hook and loop material is at the ends of straps allow the formation of the straps into closable and releasable loops. The outer strap is longer than the inner retaining strap. The outer retaining strap has a weight that can be in the form of a decorative element on the outside face at one longitudinal end, or can be incorporated into or on the end, or comprise the closure, and facilitates closing and opening the device. Alternatively, the closure of at least the outer strap can be a mechanical snap, magnetic, or other suitable construction.

A folding hand tool with an open-assist mechanism that is not mechanically linked to a folding knife blade is disclosed. The open-assist mechanism is allowed to rotate around the same pivot used by the blade, and includes a lug that interacts with the kick of the blade when rotated. Because the open-assist mechanism is not mechanically linked to the blade, it has a range of free motion that promotes safety, and allows the mechanism to rotate into the blade cavity when the blade is extended. The folding knife also may have a carabiner that shares the blade cavity with the blade, with the blade nesting into the carabiner to save space, thereby giving the folding knife a smaller profile.

A multi-functional brace for a joint includes a releasable locking mechanism that allows the brace to be set for static stretch of the joint in either flexion or extension, and a range of motion assembly that allows for free movement of the joint through its natural axis over a controlled range of motion when the locking mechanism is released.

An ergonomic mouse-like cursor control device is disclosed that does not assume any specific posture of hand and fingers. The device provides for freedom of hand's movements rather than supports the hand in a presumably best operative posture. As a result, a human operator can continuously use the inventive cursor control device during a long time without feeling discomfort or accumulating fatigue. In one preferred embodiment, the inventive device is a plate, e.g. of a rectangular form, with a slightly elevated border or rim. For a mouse-type operation of the device, the operator may place onto the plate from one up to all five fingers, while freely flexing, extending, expanding or tightening them at any time. The plate has pressure sensitive zones playing the role of traditional mouse buttons and scrolling wheel. Various other embodiments of the inventive device may differ in shape and in number of components.

Disclosed is a rack bar supporting device of a rack and pinion type steering apparatus for a vehicle. The disclosed device can prevent free movement from increasing by automatically adjusting a predetermined free movement even when wear occurs in a support yoke after degradation of driving durability of the vehicle, and can prevent a noise from occurring caused by an increase of free movement when the support yoke collides with a yoke plug by an impact reversely input from an uneven road surface, etc. This can provide a comfortable steering feeling to the driver.

An aim is to provide an imaging apparatus that can reduce the size without being constrained by the size of a mechanism that drives the apparatus, and can accurately move a field of view over a wide range in a narrow space. The apparatus includes an image-wise light receiving means, a spherical housing that holds therein the image-wise light receiving means, a base that supports the spherical housing and enables the spherical housing to freely move along a surface thereof, a drive wire having an end fixed to the spherical housing, and a drive section to which the other end of the drive wire is fixed to drive the free movement of the spherical housing via the drive wire.

Disclosed is a clipless bicycle pedal system for safely securing the rider's shoe to the pedal by providing an easily targeted pedal platform, wherein engagement and disengagement of the rider's cleated shoe is co-axial with the pedal, resulting in a true “no look” engagement method. Additionally, the pedal provides for float incorporating axial side-to-side motion, as well as twist motion. This combined twist and axial float provides a wide range of free motion that further reduces the chance of injury and better simulates total freedom of leg / foot joint action by not limiting joint movements to an axially fixed connection of the pedal to the rider's shoe.

A seat adjustment apparatus includes a first rail and a second rail each having a plurality of openings that extend along a longitudinal axis, the openings being defined by spaced-apart locking surfaces. A locking mechanism having first and second locking portions is configured to engage the first and second rails. The first and second locking portions are selectively rotatable between a released position and a locked position. In the locked position, the first and second locking portions are configured for relative axial movement along the longitudinal axis such that the interaction of the locking mechanism with portions of the first and second rails attenuates longitudinal freeplay therebetween.

The present invention relates to a device which enables a selective therapeutic exercise regimen by providing a tensioning mechanism attached to a rotatable platform along with the unique feature is where two trollies on curved rails operating on X-axis and Y-axis when pressure is applied, will work in unison to travel in any desired direction creating a unique spherically rotational reaction. The platform will react to changes in the operator's weight shifts and center of gravity placed upon it. When this novel multi-rational aspect of the platform responds to subtle changes in the operator's center of gravity, movement of the platform will occur. These changes trigger muscular contractions around the joints of the operator responding to the rotation of the platform while the tensioning mechanism allows for selective resistance to the free movement of the platform enabling selective exercise and therapy routines for various muscle groups. Additionally, the present Multi-Planar Rotational Platform and Suspension Device offers easy scalability and uniform or non-uniform scaling in the X-axis, the Y-axis and / or the Z-axis.

System and method for carrying loads by a user are disclosed. According to embodiments of this invention a load is carried attached to the back of the user and concurrently vertically supported to the ground on supporting means. The system comprising means that allow vertical free movements of the load with respect to the user's back within a defined range so that the load substantially carried by the supporting means while providing stable attachment of the load to the user's back in two other linear axes of freedom and in all three circular axes of freedom. The supporting means includes means to adjust the support according to the user's height and to the grounds bumpiness.

An agility enhancement apparatus and method of use for an individual to engage in manual agility enhancement activity, the agility enhancement apparatus includes a beam having a proximal end portion and an opposing distal end portion with a longitudinal axis spanning therebetween. Further included in the agility enhancement apparatus is a weight affixed to the distal end portion, wherein the weight makes the distal end portion weigh more than the proximal end portion. Also included in the agility enhancement apparatus is a flexible tether extension having a first end portion and an opposing second end portion with a longwise axis spanning therebetween. The flexible tether extension first end portion is affixed to the proximal end portion wherein the flexible tether second end portion is a free cantilever end, wherein operationally the individual grasps the tether second end portion and swings the beam in a free movement pattern.

The present invention relates to a device which enables a selective therapeutic exercise regimen by providing a tensioning mechanism attached to a rotatable platform along with the unique feature is where two trollies on curved rails operating on X-axis and Y-axis when pressure is applied, will work in unison to travel in any desired direction creating a unique spherically rotational reaction. The platform will react to changes in the operator's weight shifts and center of gravity placed upon it. When this novel multi-rotational aspect of the platform responds to subtle changes in the operator's center of gravity, movement of the platform will occur. These changes trigger muscular contractions around the joints of the operator responding to the rotation of the platform while the tensioning mechanism allows for selective resistance to the free movement of the platform enabling selective exercise and therapy routines for various muscle groups. Additionally, the present Multi-Planar Rotational Platform and Suspension Device offers easy scalability and uniform or non-uniform scaling in the X-axis, the Y-axis and / or the Z-axis.

A clamp for locking engagement with a shaft includes a body having a bore for slideably receiving a shaft, with opposing grippers recessed into the body coaxial with the shaft. The grippers each include inner and outer sleeves displaceable relative to each other, with the outer sleeves being retained by shoulders within the body and the inner sleeves being slideable within a pocket for selectively releasing and gripping the shaft. A pair of opposing plungers selectively displaces the inner sleeves, the plungers each being associated with a slideable arm for coordinated gripping and release of the shaft. The arms are drawn together or apart by an actuator such as a solenoid. The clamp is intended to be fastened to a component, for permitting the component to selectively grip a shaft, or release the shaft for slideable and / or rotateable movement relative to the shaft, such as an optical instrument for testing of patient's eyes which when fastened must tightly grip a shaft to prevent rotation and slideable movement, but which when released must permit free movement relative to the shaft.

The embodiment of the invention discloses a plane free movement revolving stage wagon for stage performance, and particularly relates to the technical field of stage performance equipment. The plane free movement revolving stage wagon comprises a stage wagon frame, wherein a fixing revolving stage frame is fixedly arranged inside the stage wagon frame, a rotating revolving stage frame is arrangedinside the fixing revolving stage frame, a first fixing frame is fixedly arranged on one side of the interior of the rotating revolving stage frame, a second fixing frame is fixedly arranged on the other side of the interior of the rotating revolving stage frame, and a connecting support is fixedly arranged between the two ends of the first fixing frame and the second fixing frame, and a driving shaft is movably arranged between the middle parts of the first fixing frame and the second fixing frame. According to the plane free movement revolving stage wagon, the movement of the stage wagon frame is realized through a driving wheel, a direction adjusting wheel is used for pushing a direction adjusting frame, the direction adjusting frame pushes the rotating revolving stage frame to rotate around the center of the rotating revolving stage frame, the rotating revolving stage frame adjusts the traveling direction of the driving wheel, namely, the traveling direction of the stage wagon frame is adjusted, the revolving stage rotates conveniently, a stage wagon moves conveniently, and the stage performance effect is enhanced.

The invention discloses an exoskeleton type 15-degree-of-freedom rehabilitation manipulator mechanism, and relates to the field of rehabilitation robots. The exoskeleton type 15-degree-of-freedom rehabilitation manipulator mechanism comprises a base, a four-finger bending mechanism unit, a four-finger swinging mechanism unit, a thumb bending mechanism unit, a thumb swing mechanism unit, a wrist bearing unit and a driving unit. The rehabilitation mechanism has 15 degrees of freedom of joint rotation in total. PIP joints and MP joints of a thumb and four fingers each have one independent rotational degree of freedom. The MP joints of the four fingers each further have one independent swinging degree of freedom. A CM joint of the thumb has one swinging degree of freedom. The exoskeleton type15-degree-of-freedom rehabilitation manipulator mechanism achieves the function of full freedom of motion of each joint of a palm, which fails in existing finger rehabilitation mechanisms. Full freedom of movements of all of the fingers, except the PIP joints of the four fingers can be achieved. The exoskeleton type 15-degree-of-freedom rehabilitation manipulator mechanism can be applied to activerehabilitation therapy in the later period of rehabilitation therapy, so as to achieve independent and free motion of all of the joints of the fingers of a patient.

An operating device usable with an image forming apparatus to increase free movement thereof and an image forming apparatus having the same. A sliding unit and a hinge unit provided at a rear surface of the operating device can provide increased free movement of the operating device. A horizontal sliding motion of the operating device can be provided by a the sliding unit, and the sliding unit can be rotated relative to a body of the image forming apparatus with the hinge unit. The sliding unit can include a first sliding member and a second sliding member to slide on the first sliding member. The hinge unit can include a hinge shaft and a bracket rotatably coupled to the hinge shaft.

The invention aims to provide a foldable scooter. A foldable rear plate is parallel to a head pipe; front and rear wheels are gathered at one end; a handle is arranged at the other end; in a carrying process, a user can hold the handle by hand and can pull the wheels to move on the ground, so that the clothes can be prevented from being dirty, the weight of the scooter can be overcome and the scooter can be easily carried. The technical scheme adopted for solving the technical problem is that a self-limiting hinge is adopted for realizing the quick folding and unfolding of the scooter. The foldable scooter is composed of a faucet assembly, a foldable hinge, a plate body and a rear wheel; the front part of the foldable hinge is connected with a faucet head pipe while the rear part is connected with the front end of a plate bracket; the rear wheel is arranged at the rear end of the plate bracket; the foldable hinge is the key point for realizing the folding function thereof; a connecting corner point of the foldable hinge and the plate bracket is downward self-limited on the horizontal position of the plate body and is capable of upward freely moving; an unfolding angle of the foldable hinge and the faucet head pipe is self-limited on a fixed position of 'front wheel end of the head pipe located on forward vertical position within 0-15 degrees'; the front and rear wheels are gathered at one end under a folded state.

The invention provides twisted-pair-driving-based tensioned flexible ankle joint wearing boosting equipment. The boosting equipment comprises a foot region supporting plate, a flexible joint made froma soft material and a rigid element, an ankle wearing assembly connected with the flexible joint and a twisted line driving part for driving an ankle joint to move, wherein the flexible joint is composed of a limiting rod fully encapsulated in the soft material and a rigid connecting member fully encapsulated in the soft material, and the twisted line driving part is composed of a motor, a gear transmission system and a twisted pair. According to the ankle joint boosting mechanism, two fine lines are driven to twist mutually through the motor so as to form a dual-spiral structure through pre-twisting, muscle-similar stretching and tensioning motions are achieved through tightness of twisting, and then, a wearer is assisted to walk. According to the boosting equipment, free motions in dorsal flexion, plantar flexion, intorsion and extorsion directions can be achieved through the purpose-made flexible joint, twisted-pair structures at two sides are driven by one motor to simultaneouslyachieve double-sided stretching and tensioning functions, and a safe protecting function for the ankle joint can be provided.

The invention relates to the technical field of teleoperation control of robots, in particular to a position control method of a teleoperation system for a master robot and a slave robot. The positioncontrol method of the teleoperation system for the master robot and the slave robot includes the following steps that a, teleoperation is divided into the free movement stage and the interactive movement stage; b, the quick control mode is used in the free movement stage, specifically, the position component Xv of the slave robot is set as 0, and the position proportional coefficient kx is set according to the movement range of the master robot and the slave robot; and c, the fine control mode is used in the interactive movement stage, specifically, the position proportional coefficient kx issmaller than or equal to 1. The method has the beneficial effects as follows: the teleoperation movement position control precision is improved while high-degree covering of the working space of themaster robot and the working space of the slave robot is guaranteed; further, the control safety can be guaranteed effectively through introduction of the feedback guiding force; and the control system is low in cost, and the control flow is simple and effective.

The utility model relates to the technical field of daily hardware fittings, in particular to a hinge. The hinge comprises a first auxiliary rod, a second auxiliary rod, a third auxiliary rod, a supporting rod and a base. The third auxiliary rod is provided with a third rotating shaft, the third auxiliary rod is rotatably arranged around the third rotating shaft, and the third rotating shaft is movably arranged in the length direction of the base; a tightness adjusting structure is arranged between the third rotating shaft and the base so as to adjust the first friction force between the third rotating shaft and the base or adjust the second friction force between the base and the third auxiliary rod. Compared with the prior art, the device has the beneficial effects that the tightness adjusting structure is arranged at the E end of the third rotating shaft, so that the first friction force between the third rotating shaft and the base or the second friction force between the base and the third auxiliary rod is adjusted, and the moving resistance of the third rotating shaft is adjusted; the stability and damping effect of the hinge are improved, free movement of the rotating shaft is reduced, and the rotating process is more stable.

To prevent a blowout nozzle from colliding with a workpiece due to a trouble of a backpressure sensor so as to avoid damage to the workpiece in a processing apparatus provided with a backpressure sensor, the backpressure sensor is formed capable of being freely moved at the blowout nozzle thereof in the air blowout direction and in the direction opposite thereto, and provided with a free-movement detecting sensor adapted to detect an actual free-movement of the blowout nozzle.

The invention discloses a modularized dynamic gas purification tower which comprises a slag collecting tank and a base, wherein one or a plurality of horizontally placed reaction kettles are arranged on the base; the gas circuit connection between reaction kettles is realized through a gas guide pipe; each reaction kettle comprises a reaction kettle shell, a filling box, a sealing ring, a rotating shaft, a bearing base, a liquid draining pipe, a driving wheel, a feeding hole, a dosing pipe and a discharging hole. The modularized dynamic gas purification tower disclosed by the invention can select the assembling quantity of the reaction kettles and the type of the filling material according to the purification treatment requirements for the specific gas type; the modularized dynamic gas purification tower is flexibly used and is suitable for the purification treatment of different types of gases; the reaction kettles are horizontally placed and can be rotated along the axis; the static stacking state of the filling material in the conventional tower can be changed and the filling material can freely move and collide in the reaction kettles, so that the defects of caking, bias flow, flooding and crystallizing can be avoided.

A bell for a bicycle including a body portion (12) with a stem (23) for supporting a bell casing (10). The body portion / bell casing is able to be adjusted to at an angle from the handlebars H of a bicycle such that a cyclist can more conveniently access hammer element (16) with a thumb from underneath without the bell housing hindering the free movement of the gear and / or brake mechanism.

The utility model belongs to the technical field of fitness equipment, and particularly relates to a stair climbing machine capable of moving freely. A stair climbing machine capable of moving freely comprises a main frame provided with two rails which are arranged in parallel in a spaced mode; the pedals are arranged on the rails in a sliding fit manner and are respectively connected with pull ropes; the two take-up devices are rotationally connected to the main frame, one end of the pull rope is wound around the two take-up devices, the other end of the pull rope is fixed to the main frame, and the take-up devices are matched with coil springs for resetting the pedal; the damping wheel is rotationally connected with the main frame, the damping wheel is in coupling connection with the take-up devices, rotation of the two take-up devices is not interfered, and the damping wheel is used for enabling resistance to exist when the pedal is treaded; the transmission wheel is arranged at one end of the take-up device and used for transmitting force generated when the pedal is treaded to the damping wheel so that the damping wheel can rotate. The utility model has the advantage that the two pedals do not interfere with each other during use so as to achieve the purpose that two legs can be independently and freely exercised.

An impact tool includes a second spring with restricted free movement. The impact tool includes a motor, a spindle rotatable with a rotational force generated by the motor, a hammer supported by the spindle in a manner movable in a front-rear direction and in a rotation direction, an anvil to be struck by the hammer in the rotation direction, a first spring constantly urging the hammer forward, a second spring that urges, forward, the hammer moving backward from a reference position, a hammer case accommodating the hammer, the first spring, and the second spring, and a movement restrictor that restricts movement of the second spring in an internal space of the hammer case.

The invention provides a gait training method and device for a lower limb rehabilitation robot and the lower limb rehabilitation robot. The method comprises the steps that: obtaining virtual channel parameters and reference movement tracks corresponding to a user; determining a gait cycle reference value of the current moment according to the current moment and the gait cycle; constructing a virtual channel according to the gait cycle reference value at the current moment and the virtual channel parameters; calculating a force field acting force according to the position of the lower limb joint angle at the current moment relative to the virtual channel; controlling the lower limb rehabilitation robot to train according to the force field acting force. According to the invention, the virtual channel can be constructed in the lower limb joint space, force control is performed through the force field, the lower limb joints of the patient can freely move in the virtual channel, the movement limitation of the rehabilitation robot on the patient can be reduced, a certain free movement space is provided for the patient, the patient can be promoted to actively participate in rehabilitation training. The gait training method and device are suitable for rehabilitation of patients in middle and later periods with better training effect.

A detachable frame of a light-small sprinkling machine includes angle steel pieces, tiepieces, support bars, support upright rods, top rod with slots, and wheels. The components of the frame are connected through threaded connections, so that the frame can be disassembled and removed easily. The distance between sprinkler heads and the mounting height of the sprinkler heads may be changed by means of free movement of turning hooks in the top rod with slots. The number of spans of the rod of the machine are be selected according to the topographic structure and can be changed by means of threaded holes in the two ends of the top rod with slots, and thereby the length of the rod can be changed. Employing low-pressure sprinkler heads and utilizing the turning effect of movable swivel shafts, the irrigation sprinkling machine can be turned to any direction freely.

The utility model relates to the technical field of clamping equipment, in particular to a clamping locking device. The clamping and locking device comprises a fixing base, a locking assembly, two sets of clamping mechanisms and a plurality of limiting pieces. Each clamping mechanism comprises a connecting rod, a clamping piece and a first guiding structure, the first guiding structures are fixedly arranged on the fixing base, matched with the clamping pieces and used for guiding the clamping pieces to move in the direction close to or away from the material containing area, the clamping pieces are hinged to the first ends of the connecting rods, and the second ends of the connecting rods in the two clamping mechanisms are hinged; the clamping piece and the multiple limiting pieces are arranged around the material containing area and used for pressing and positioning materials in the material containing area. The locking assembly can be switched between a locking state and an unlocking state, and in the locking state, the connecting rod can be locked; in the unlocking state, the connecting rod can move freely. The clamping and locking device is good in clamping and positioning effect, and materials are not prone to shifting or even falling off.