56 results about "Hand maneuver" patented technology

A tiller is for controlling a marine drive. The tiller has a base bracket assembly and a tiller arm which is extends outwardly from the base bracket assembly. The base bracket assembly is configured to facilitate yaw adjustment of the tiller arm, in particular into and between a variety of yaw positions relative to the base bracket assembly. The tiller arm has a grip restraining device which is located on the bottom of the middle portion of the tiller arm and is manually accessible from both sides of the tiller arm. The grip restraining device is specially configured to selectively restrain rotation of a hand grip on the outer end of the tiller arm. The tiller arm also has a tilt mechanism which facilitates tilting of the tiller arm relative to the base bracket assembly into and between a variety of tilt positions, including a straight upward tilt position and a straight downward tilt position.

Methods, apparatuses, and systems for autonomous surgical robot evolution and handoff for manual operation are disclosed. A robotic surgical system performs surgery and is controlled jointly by an artificial intelligence (AI) and a surgeon. The surgeon can perform the entire surgery or can alternatively allow the AI to control the surgical robot to perform a part of or the entirety of the surgery. The AI is trained using data from previous surgeries, can provide indication to the surgeon when it has been sufficient trained to take over parts of a surgery, and can prompt the surgeon when there is insufficient training data for the AI to continue. Alternatively, a supervising surgeon can manually take back control of the surgical robot from the AI.

Embodiments of a multi-clamp apparatus for an orthopedic exterior fixator are disclosed. One embodiment of the multi-clamp apparatus has two clamp arms, each having a plurality of opposing crescentic channels that, when pressed together, are of a length, size, and shape to engage and secure a plurality of bone pins. An outrigger bar extends from each of the clamp arms for attachment of fixator components. Each clamp arm has a collapsible torque amplifying knob that can be hand operated and that causes relative movement of the two clamp arms for concurrently clamping and unclamping multiple bone pins when rotational force is applied to one or both of the knobs. The turn levers of each knob can be collapsed in a generally mating, side-by-side arrangement. The turn levers of the knobs are ergonomically designed so that the knobs can be hand operated, without tools, in the collapsed and un-collapsed configurations.

A hand-held controller (1) for connection to a control device for controlling an actuating device unit of a machine (5), which is used by being gripped by an operator when the actuating device unit is manually operated, characterized in that the controller (1) has a control section (11) for inputting control signals relating to the operation control of the actuating device unit into the control device, and an illuminating light source (15) for emitting light directed outwardly from the hand-held controller (1), wherein the control section (11) is provided on a front side of the controller and the illuminating light source (15) is provided on an outer surface of the hand-held controller (1) different from the front side, and wherein the illuminating light source (15) is provided to illuminate onlyif a control signal from the control section (11) can be input to the control device, so that operation control from the controller (1) is possible.,

A combination liquid holding device and liquid receptacle, a liquid holding device, a liquid receptacle, a liquid management system, kit, and / or method which preferably greatly enhances the ease and reduces the work required to dispose of undesired liquid. A combination liquid holding device and liquid receptacle, the liquid hand truck, and the liquid dumpster may be entirely manually powered, manually powered and free of all motors and electrical components, may be operated by a powered device, may include a motor, or may be operated manually with a powered assist.

Surgical instruments, particularly retractors, configured to be operated manually by the user's thumb and other fingers. Specifically, a pair of handles, grasped by the thumb and other fingers and acted toward each other, exert force on a first output element and a second output element, which can, for example, provide retraction of the surgical site.

The invention relates to the technical field of shale oil and gas exploitation, in particular to a manual-hydraulic operation integrated intelligent control fracturing valve which comprises a valve body, a valve shell is installed on the outer wall of one side of the top of the valve body through a bolt, a hydraulic assembly is installed at the top end of the valve shell through a bolt, and a barrel shell is installed at the center of the top of the hydraulic assembly through a bolt. A threaded rod is in threaded connection with the interior of the barrel shell, a rotating piece is installed at the top end of the threaded rod through a bolt, a handle is installed at the top end of the rotating piece through a bolt, and a valve rod piece is arranged at the bottom end of the threaded rod; according to the designed hydraulic assembly, the hydraulic assembly of a hydraulic and mechanical combined driving structure is additionally arranged between the fracturing valve and the upper flange, manual-hydraulic integrated control is achieved, similarly, the additionally arranged hydraulic device is connected with the valve, forward and reverse rotation of the valve can be achieved, the manual mode and the hydraulic mode can be freely switched and do not interfere with each other, and the operation efficiency is improved. And after the manual operation is switched, the hydraulic mechanism does not influence the manual operation torque.

Embodiments of a multi-clamp apparatus for an orthopedic exterior fixator are disclosed. One embodiment of the multi-clamp apparatus has two clamp arms, each having a plurality of opposing crescentic channels that, when pressed together, are of a length, size, and shape to engage and secure a plurality of bone pins. An outrigger bar extends from each of the clamp arms for attachment of fixator components. Each clamp arm has a collapsible torque amplifying knob that can be hand operated and that causes relative movement of the two clamp arms for concurrently clamping and unclamping multiple bone pins when rotational force is applied to one or both of the knobs. The turn levers of each knob can be collapsed in a generally mating, side-by-side arrangement. The turn levers of the knobs are ergonomically designed so that the knobs can be hand operated, without tools, in the collapsed and un-collapsed configurations.

The utility model relates to the technical field of speed reducers, in particular to a hand-cranking mechanism for a hand-cranking speed reducer. The hand-cranking mechanism for the hand-cranking speed reducer comprises a rotating shaft, a fixing cover, a screwing-out piece, a driving bevel gear and a driven bevel gear, the fixing cover is fixedly installed on the speed reducer, and the axis of the fixing cover is perpendicular to the axis of a worm in the speed reducer. The side face of the fixing cover is provided with a round hole for the screwing-out piece to penetrate through, and the round hole and the fixing cover are coaxial. The screw-out piece is in threaded connection with the inner wall of the fixing cover, one end of the rotating shaft is rotationally connected with the screw-out piece, a driving bevel gear is installed at the other end of the rotating shaft, and the driven bevel gear is installed at the end, close to the fixing cover, of the worm. Even if a power failure or a fault occurs, a worker can drive the speed reducer through manual operation, so that the adaptability of the worm gear speed reducer and the flexibility in use are improved.

The utility model discloses an emergency manual knob of a missile launch canister uncovering device, which comprises a fixed base, quick hand screws are arranged on two sides of the fixed base, a mounting ring is arranged at the top of the fixed base, an O-shaped sealing ring is arranged outside the mounting ring, a knob is arranged above the fixed base, and a handle is arranged on the knob. A dial wheel is arranged above the knob, knob assembly screws are arranged behind the knob and the dial wheel, and device fixing screws are arranged at the four corners of the fixing base. Compared with the prior art, the emergency manual knob has the technical advantages of being simple in structure, small in occupied space, convenient and rapid to operate and the like. When the missile launching cylinder cover electric drive device is damaged or fails, the missile launching cylinder cover electric drive device can be quickly switched into a manual operation mode through the simplest means.

A hand held robotic system that remains stiff so long as it is operating within allowed limits, but which become actively controlled once the operator exceeds those limits. The system thus corrects deviations by more than a predetermined amount of the operator's hand motions, so that the tool remains in the allowed region even when the operator's hand deviates from the planned trajectory. The pose and path of the robotic operating head is ascertained by means of a navigation or tracking system, or by means of a proximity device to measure the closeness of the operating head to a damage sensitive feature. As the tool deviates from its predetermined path or pose, or comes too close to the hazardous area, the robot control acts to move the tool back to its predetermined pose or path, or away from the hazardous region, independently of user's hand movement.

A lifting adjusting mechanism for a DEE plate of a cyclotron comprises a supporting assembly and a height adjusting assembly installed on the supporting assembly, the height adjusting assembly comprises a pair of hand-operated lead screw lifters, rotating shafts of the two hand-operated lead screw lifters are connected with couplings respectively, the two couplings are connected to the two ends of the same transmission rod respectively, and the two couplings are connected to the two ends of the same transmission rod respectively. A supporting disc is arranged on the top of a lifting shaft of the hand-operated lead screw lifting machine, and a horizontal adjusting assembly is installed above the supporting disc. According to the lifting adjusting mechanism for the DEE plate of the cyclotron, the height and the horizontal position of the accelerator plate can be adjusted, fine adjustment of the fine size can be achieved, manual operation can be conducted by a single person, the installation process of the accelerator plate is simplified, and the installation efficiency is improved.

A hydraulic circuit for actuating a hydraulic ram 110, having a manual spool valve 114, which spool is manually operable by a hand lever 112 directing hydraulic fluid to either the rod 400 or head sid

The present invention provides a pneumatic chuck that can simply and stably connect a finger-shaped support portion to a chuck body portion and can safely and easily separate the finger-shaped support portion from the chuck body portion by manual operation. The pneumatic chuck comprises a finger-shaped support portion (2) having a pair of fingers (5, 5), a chuck body portion (3) having an operating mechanism (6) for opening and closing the fingers (5), and a connecting mechanism (4) for connecting the finger-shaped support portion to the chuck body portion in a detachable manner. The connecting mechanism comprises a connecting shaft extending from the finger-shaped support portion, a shaft insertion hole (44) formed in a main body (23) of the chuck body portion, a locking body (19) elastically locked to a locking surface (18a) of the connecting shaft when the connecting shaft is inserted into the shaft insertion hole, and a connection release member (70) for releasing the locking of the locking body to the locking surface by manual operation when the finger-shaped support portion is separated from the chuck body portion.

This access method for a hand includes: moving a hand 10 to an offset position that is away from an adapter axis M in a direction intersecting the adapter axis M, and is away from an adapter 91 in the direction of the adapter axis M; moving the hand 10 from the offset position so as to approach the adapter axis M, and moving the hand 10 to an opposing position that is, in the direction of the adapter axis M, away from the adapter 91 and opposing the adapter 91 and the direction of the adapter axis M; and moving the hand 10 from the opposing position to the adapter 91 in the direction of the adapter axis M.

The invention relates to a handcart (10) comprising a frame (12) for carrying loads, a handle (20), a first pair of wheels (14) attached to the frame (12), and a second pair of wheels (16) movably connected to the frame (12) via at least one joint unit (18), the distance between which is adjustable relative to the first pair of wheels (14) in at least two positions: a four-wheeled position (A) and a two-wheeled position (B, C), wherein in the two-wheeled position (B, C) the distance from the first pair of wheels (14) to the second pair of wheels (16) is minimized. It is proposed that the first pair of wheels (14) and / or the second pair of wheels (16) have an electric drive designed to automatically assist manual operation of the handcart (10).

Methods, apparatuses, and systems for autonomous surgical robot evolution and handoff for manual operation are disclosed. A robotic surgical system performs surgery and is controlled jointly by an artificial intelligence (AI) and a surgeon. The surgeon can perform the entire surgery or can alternatively allow the AI to control the surgical robot to perform a part of or the entirety of the surgery. The AI is trained using data from previous surgeries, can provide indication to the surgeon when it has been sufficient trained to take over parts of a surgery, and can prompt the surgeon when there is insufficient training data for the AI to continue. Alternatively, a supervising surgeon can manually take back control of the surgical robot from the AI.

This utility model discloses a spraying device for clinical nursing, relating to the field of nursing equipment technology. The device includes a spraying apparatus with a support mechanism at its front for automatic multi-directional spraying. The support mechanism includes a universal joint and a rocker unit. The universal joint, located at the front of the spraying apparatus, includes a support rod. A rotating frame is rotatably mounted on one end of the support rod, and a rotating circular frame is rotatably mounted inside the rotating frame. The rotating frame and rotating circular frame, hinged to the front end of the support rod, form a multi-joint structure via a large arm and a small arm. Combined with the coordinated drive of a first motor and a second motor, this allows for multi-degree-of-freedom adjustment of the spray nozzle's left-right rotation and up-down pitch. The operator only needs to push or pull the lever column forward / backward / left / right using the rocker unit to trigger the motor movement, transforming manual operation into precise directional control driven by a motor. This significantly reduces the hand burden on medical staff during prolonged disinfection spraying and improves operational comfort.

A measurement instrument configured for removable attachment to the two opposing handgrips of a surgical spreader includes a force transducer and a displacement transducer arranged to measure, store, and transmit mechanical forces acting on or imposed by the surgical spreader and relative spatial displacements of the jaws and / or handgrips of the surgical spreader. The measurement instrument enables accurate, precise measurements of force and displacement to be made with many different types of manually-operated surgical spreaders. A measurement instrument may exchange force and displacement measurements with another measurement instrument to aid a surgeon performing an assessment of joint anatomy and / or prosthetic joint component size, adjustment, and placement.

The utility model relates to a manual and pneumatic dual-purpose control valve, and relates to the field of fire fighting equipment. According to the manual and pneumatic dual-purpose control valve, a first cavity and a first piston are arranged in a valve body, and an air inlet and an air outlet are formed in the first cavity; a second cavity is formed in the air cylinder, and a second piston is arranged in the second cavity in a sliding mode; one end of the pressing arm is rotationally connected with the valve body, a limiting groove is formed in the other end of the pressing arm, and the other end of the first piston extends out of the valve body and abuts against the bottom wall of the pressing arm; one end of the rotating arm is rotatably connected with the valve body through a rotating shaft, and the other end abuts against the second piston. One end of the rotating shaft is fixed to the rotating arm and connected with the limiting groove in a limiting mode, and a handle is fixed to the rotating shaft. The control valve is of a pressing arm type structure, does not need to replace any part after being started, and can be repeatedly used; meanwhile, the control valve has a manual operation mode and a pneumatic operation mode and can be quickly opened, so that the fire extinguishing agent can be quickly released to a protection area.

Provided is an endoscope that allows improving assembly workability to assemble various types of conduits inside an insertion portion and facilitating maintenance. The endoscope includes an insertion portion, a hand operating unit coupled to the insertion portion, a plurality of conduits disposed inside the insertion portion and the hand operating unit, a base plate as a fixing member fixedly disposed to the hand operating unit, and a relay portion (a first relay portion and a second relay portion) that relays the plurality of conduits. The relay portion has a structure fixable to the base plate.

The application relates to a high-speed train cabin door technical field and discloses an upturning type cabin door opening and closing mechanism, which comprises a cabin body, an internal cabin opening of the cabin body, a cabin door arranged in the internal cabin opening, and an internal wall surface of the cabin body which is tightly combined with the cabin door when the cabin door is closed. The upturning mechanism can effectively open the cabin door under the condition that the cabin body space is limited, a larger opening range is provided, and connection and maintenance operations are facilitated. The hand turning assembly can deal with emergency situations such as faults or power failure, an operator can directly perform manual operation, the locking state of the cabin door is released, the cabin door can be smoothly opened, and the reliability and safety in the emergency situation are ensured. The cabin door and the cabin opening can be tightly combined, air leakage, turbulent flow and irregular airflow are avoided, and air resistance is effectively reduced.

To provide a manual chain block capable of smoothly changing direction when changing direction by manually operating left and right hand chains. [Solution] The vehicle includes a main body (10), a connecting sleeve, and a wheel assembly, the connecting sleeve is connected to the main body, the connecting sleeve is rotatably connected to the wheel assembly, the wheel assembly includes a sprocket, the sprocket is journaled on the long axis of the main body, and a hand chain (24) extends from an opening hole (36) to the outside of the casing (14). A sleeve (38) is attached to cover the opening hole, and the hand chain extends from an opening (40) in the sleeve to the outside of the casing. Conventionally, because the opening for feeding out the hand chain on the hand chain guide side is wide, when force is applied to the hand chain, a gap becomes large, causing the hand chain to get caught on the wheel, making it difficult to change direction smoothly.

A hand-throwable effect-producing body with a manually graspable housing body, a manually operable triggering device having a spring-loaded impact body, an ignition device initiatable by the triggering device and comprises an ignition charge, a delay device is initiatable by the ignition device and comprises a delay charge and a delay line, and a main charge configured to be initiated directly or indirectly by the delay charge. The impact body is configured to be manually moved along the longitudinal axis thereof counter to a spring force into a preloaded position and to be releasably arrested there and to be released by manually operating a triggering element of the triggering device, such that it can shoot out of its preloaded position along the longitudinal axis against an axial stop and thereby initiate the ignition charge.

Indoor training device (1, 2, 3) with a seat (13) for an operator and with at least two hand controls (16) which are movably coupled or can be coupled to at least one flywheel (18) such that when the hand controls (16) are actuated, the flywheel (18) is set in rotation, characterized in that the hand controls (16) are each rotatable about at least one vertical axis of rotation (d1, d2).

A valve unit (10) with a housing (12) is proposed. The valve unit (10) also includes a manually operated valve actuator (14) comprising an adjustable valve spindle (18) and a handwheel (16) rotatable relative to the housing (12) at the end of the valve spindle (18). The handwheel (16) serves to manually adjust the valve spindle (18) along a spindle axis (A) relative to the housing (12). The unit also includes a locking element (80) movably mounted on the handwheel (16) about and along a locking axis (S). This locking element has a locking section (82) and is adjustable relative to the handwheel (16) from an open position, through an intermediate position, to a locked position. Furthermore, a method for unlocking and locking a handwheel (16) of a valve unit (10) is proposed.

The application relates to the technical field of circuit breaker operating mechanisms, and discloses a manual-automatic integrated operating mechanism and a circuit breaker, wherein the manual-automatic integrated operating mechanism comprises a circuit breaker switch and a control box, an inner lining assembly, a manual control assembly and an electric control assembly are arranged in the control box, the inner lining assembly comprises a top frame arranged in the control box, a bottom frame, a fixing frame arranged at the end of the bottom frame far from the top frame, an inner frame arranged on the inner side of the bottom frame and a fixing back plate, the manual control assembly comprises a sliding rod arranged in the inner frame and an offset sliding block arranged on the outer side of the sliding rod. The manual-automatic integrated operating mechanism is provided with the electric control assembly and a reset spring, the closing position and the opening position of the manual operating device are consistent with the closing position and the opening position of the electric operating device, no position difference and conflict are generated, and the problem that the manual operating mechanism and the electric operating mechanism in the circuit breaker are incompatible in the conventional technology is solved.

The invention relates to the field of surgical instruments, in particular to a manual minimally invasive surgical instrument. The device mainly comprises a manual operation end, a connecting rod and an execution end. The pitching motion of the execution end is controlled in a worm and gear transmission and rope transmission combined mode, so that the execution end has a large pitching angle, and the pitching angle can be adjusted in a stepless mode. By means of the self-locking characteristic of worm and gear transmission, the execution end can still be fixed at any angle within the pitching angle range under the condition that no external force control exists; a torsion spring and a spring shaft are additionally arranged in the middle of transmission of the movable handle and the executing end gripper arm, so that the movable handle can automatically reset when being not controlled by external force, and the executing end gripper arm can automatically close; the pre-compression amount of the torsion spring enables the gripper arms to provide clamping force without manual control when the gripper arms are in a closed state, so that the operation flexibility is improved, the working intensity is reduced, and an operator is helped to quickly and accurately position a target area in a narrow space.