58results about How to "Controllable movement" patented technology

A battery-powered motorized window treatment for covering at least a portion of a window may be adjusted into a service position to allow for access to at least one battery that is powering the motorized window treatment. A headrail of the motorized window treatment may be adjusted to the service position to allow for easy replacement of the batteries without unmounting the headrail and without requiring tools. The motorized window treatment may comprise brackets having buttons that may be actuated to release the headrail from a locked position, such that the head rail may be rotated into the service position. The headrail easily rotates through a controlled movement into the service position, such that a user only needs one free hand available to move the motorized window treatment into the service position and change the batteries.

The invention provides a single-acting pneumatic hydraulic intensifier. The single-acting pneumatic hydraulic intensifier comprises an oil cylinder, a pressure cylinder and a pneumatic hydraulic cylinder, all of which are connected in sequence; the oil cylinder is provided with an upper cover, a lower cover and a piston; a pre-pressure cavity is formed between the piston and the upper cover, while an oil storage cavity is formed between the piston and the lower cover; the pressure cylinder is provided with an upper pressurization cover, a lower pressurization cover and a middle pressurization cover; a pressurization piston is arranged between the upper pressurization cover and the middle pressurization cover; a pressurization cavity is formed between the pressurization piston and the upper pressurization cover, while a return cavity is formed between the pressurization piston and the middle pressurization cover; a pressurization oil cavity is formed between the lower pressurization cover; a pressurization rod connected to the pressurization piston extends into the pressurization oil cavity; the pneumatic hydraulic cylinder interior is divided by a working piston into an oil cavity and a gas cavity; the pressurization oil cavity is connected with the oil storage cavity and the oil cavity, respectively. By means of such a solution, fast movement and pressurization are realized by using the pneumatic technology, and high pressure output is realized by means of hydraulic control, and therefore, the gas consumption is low, and so is the energy consumption; the single-acting pneumatic hydraulic intensifier is compact in structure, high in reliability and low in cost, and realizes complete gas-liquid isolation; besides, the working push rod is fast, steady and controllable in motion.

The invention provides a balance block and a rotor assembly, a shaft assembly and a compressor with the balance block. The balance block comprises a main body (1) and a movable block body (2), wherein the main body (1) is suitable for being installed on a rotatable piece; and the movable block body (2) is connected with the main body (1) through an elastic piece (3). When the rotatable piece rotates, the movable block body (2) can move in the direction that the elastic piece (3) is squeezed or stretched, so that the relative positions of the movable block body (2) and the main body (1) are changed, and then the distance between the center of mass of the balance block (10) and a rotation shaft of the rotatable piece is changed. According to the balance block, under the condition that the mass of the balance block is small, the centripetal force is improved by increasing the distance between the center of mass of the balance block and the rotation shaft of the rotatable piece, and the beneficial technical effects that the eccentric magnitude generated when a crankshaft rotates can be counteracted, and the situation that vibration of the compressor is caused during low-speed rotation due to the large mass of the balance block, and consequently abrasion of the compressor is accelerated is avoided are achieved.

According to the invention there is provided a rest for a cue having an elongated shaft defining a central longitudinally extending shaft axis, a table engaging means, and an intermediate connecting means connecting the table engaging means with the shaft, the intermediate connecting means being shaped for avoiding an obstruction on the table adjacent a location where the table engaging means is to engage the table. There is further provided a means to restrain rotational movement of the intermediate connecting means about the shaft axis.

The invention relates to a lower limb exoskeleton power assisting device. The lower limb exoskeleton power assisting device comprises at least one of a left leg power assisting device body and a rightleg power assisting device body. Each leg power assisting device body comprises a pneumatic system, a foot fixing part, a crus connection part, an ankle fixing part, a crus fixing part, a thigh fixing part and a thigh root fixing part, wherein the foot fixing part is fixedly connected with the crus connection part; the crus connection part is movably connected with the crus fixing part through afirst pneumatic piston; the crus fixing part partially downwards extend and is connected with the ankle fixing part; the crus fixing part is movably connected with the thigh fixing part through a second pneumatic piston; and the thigh fixing part is movably connected with the thigh root fixing part through a third pneumatic piston and a fourth pneumatic piston. The invention further relates to a control method of the lower limb exoskeleton power assisting device. The lower limb exoskeleton power assisting device aims to simulate the effect of the human muscle action, a compressed air cylinderis installed at the leg part, the movement intention is read through a precision control sensor, proper assistance is given at the proper time, and improvement of human body strength and exercise performance is achieved.

The invention discloses an array type folding and unfolding antenna mechanism based on a rectangular pyramid unit. The rectangular pyramid unit is composed of a top faceplate, a first bottom faceplate, a second bottom faceplate, a third bottom faceplate, a fourth bottom faceplate, four first bottom connecting rods, four second bottom connecting rods and four web members. According to the mechanism, a plurality of groups of tightly connected array type folding and unfolding antenna mechanisms are vertically and transversely combined in an array form, and every two top faceplates of the rectangular pyramid units after an array is formed are connected through a top end first connecting rod and a top end second connecting rod. According to the array type folding and unfolding antenna mechanism, by adding driving at a rotating pair, the faceplates are tightly leaned against one another, the shape of the faceplates is regular, and the faceplates are consistent in posture and are located in the same plane. The array type folding and unfolding antenna mechanism based on the rectangular pyramid unit has the comprehensive advantages of being high in rigidity, high in folding rate, high in supporting performance, adjustable in aperture size and the like.

A five-freedom-degree auxiliary lens adjusting mechanism of an astronomical telescope working in an extreme environment is arranged between a telescope machine frame and an auxiliary lens of the telescope. The auxiliary lens adjusting mechanism is characterized by being provided with a five-dimensional parallel movement mechanism with three translation freedom degrees and two rotation freedom degrees and comprising a static platform, a dynamic platform, a first piezoelectric ceramic driving rod, a second piezoelectric ceramic driving rod, a third piezoelectric ceramic driving rod, a fourth piezoelectric ceramic driving rod and a fifth piezoelectric ceramic driving rod. The two ends of the five sets of piezoelectric ceramic driving rods are connected with the static platform and the dynamic platform respectively. Translation along a z axis and rotation around an x axis and a y axis can be generated through movement of the first piezoelectric ceramic driving rod, the second piezoelectric ceramic driving rod and the third piezoelectric ceramic driving rod, and translation along the x axis and the y axis can be generated through movement of the fourth piezoelectric ceramic driving rod and the fifth piezoelectric ceramic driving rod. The auxiliary lens adjusting mechanism can support work of the astronomical telescope working in the extreme environment and has the advantages that the driving mechanism is made of piezoelectric ceramics, so that the problem of a motor caused in the extreme environment is solved. No transmission mechanism is adopted in the whole set of mechanism, therefore, movement precision is improved, large lateral load can be borne, movement interference is eliminated, and control is convenient.

The ergonomic appliance handle is an extension handle that is attachable to a carrying or transport handle on a canister style vacuum cleaner or similar floor appliance. The ergonomic appliance handle provides an elongated handle shaft that is attached to the canister vacuum's handle at a proximate end of the handle shaft by a mounting assembly. The handle shaft extends angled upward, away from the vacuum, placing a handgrip at the distal end of the handle shaft at an ergonomically comfortable height and position for a user to easily and conveniently operate the vacuum in a comfortable posture without subjecting the user to unnecessary bending, stooping, or twisting.

An XY stage comprises a base, a movable table which is disposed on the base so as to be movable in an X direction and a Y direction in an X-Y plane, and a work member which is provided on the movable table. The XY stage further comprises: a first linear motor for giving a driving force in the X direction to the movable table at the same height as the center of gravity of a movable section composed of the movable table and the work member; and a second linear motor for giving a driving force in the Y direction to the movable table at the same height as the center of gravity of the movable section.

The invention discloses a self-propelled wireless detection capsule endoscope system. The self-propelled wireless detection capsule endoscope system comprises a capsule body and a controller, whereinthe capsule body comprises a capsule shell; one end of the capsule shell is provided with a camera, the inner walls of the two ends of the capsule shell are each fixedly provided with a spring, and the two springs are oppositely distributed in the axial direction of the capsule shell; a shock excitation impact structure, an energy supply module and a microprocessor are further arranged in the capsule shell; the shock excitation impact structure is arranged between the two springs and comprises a solenoid coil and a shock excitation body; and the camera, the solenoid coil and the energy supplymodule are electrically connected with the microprocessor. The controller is wirelessly connected with the microprocessor. The microprocessor, the energy supply module and the solenoid coil are all fixed to the inner wall of the capsule shell, and the shock excitation body is inserted into the solenoid coil. The capsule endoscope system has the outstanding characteristics of being simple in structure and controllable in motion, and can be widely applied as a new generation of endoscope for digestive tract detection.

A microphone suspension, particularly for absorbing the vibrations from a boom. The microphone suspension has a base member pivotable mounted to the boom. Bars extend substantially perpendicular to the base member and are adapted to hold an internal microphone holder by first elastic members. An oval ring-shaped member interconnects the bars in the ends opposite to the base member. At least one microphone can be suspended in the internal holder.

The invention discloses a treatment bed transfer device. The device comprises a first guide rail (1) and a second guide rail (2), wherein the first guide rail (1) and the second guide rail (2) are fixed at an angle to an imaging device (13). The first guide rail (1) is arranged on the ground (15). The second guide rail (2) is arranged on the first guide rail (1) and can move along the first guiderail (1). An axial angle is between the first guide rail (1) and the second guide rail (2). The treatment bed transfer device further comprises a lifting assembly which is arranged on the second guiderail (2) and can move along the second guide rail, and an adjusting assembly which is arranged on the lifting assembly to adjust the posture of a treatment bed. A bed plate (11) is arranged on the upper end of the adjusting assembly. The problems of complex motion control of the treatment bed transfer device during a radiotherapy process and the like are effectively solved.

The invention discloses a motion control device for a capsule endoscopy. A bearing seat is arranged on a base. The rear end of the bearing seat is connected with the base through two first bolts which are arranged side by side with one on the left and the other on the right. Spherical washer components are arranged between the head of each first bolt and the bearing seat, and between the bearing seat and the base. Compression springs are arranged on the left side and the right side of the front end of the bearing seat respectively. A driving shaft penetrates through the bearing seat in a rotary mode. The rear end of the driving shaft is connected with an output shaft of a motor. The front end of the driving shaft is sleeved with a friction wheel. The inner wall of a housing is pressed by the friction wheel. An annular magnet is fixedly arranged in the housing. Multiple coil holders which are evenly distributed in the circumferential direction are arranged in the magnet. A coil is arranged on each coil holder. The intensity and distribution of the magnetic field in the magnet are changed by controlling the current change of the electromagnetic coils, so that the stress magnitude and direction of the capsule endoscopy in the whole plane are controlled. The magnet can rotate, resulting in rotation of the magnetic field, so that the capsule endoscopy can move in the whole plane in a controllable mode.

The invention relates to a manta ray imitating pectoral fin mechanism and a manta ray imitating robot. The manta ray imitating pectoral fin mechanism comprises a pectoral fin framework, a front edge rope, a rear edge rope and a flexible fin skin; the pectoral fin framework comprises a root supporting framework and a multi-stage swing supporting framework, each stage of swing supporting framework is correspondingly provided with a differential driving unit, and each stage of differential driving unit comprises a connecting piece and a driving assembly fixedly connected to the connecting piece; wherein the connecting piece of the first-stage differential driving unit is fixedly connected to the root supporting framework, and the connecting pieces of the other stages of differential driving units are fixedly connected to the upper-stage swing supporting framework; and the driving assembly of each stage of differential driving unit drives the swing supporting framework of the same stage to rotate with a straight line on the section of the pectoral fin supported by the swing supporting framework as the axis and rotate with a vertical line of the section of the pectoral fin as the axis. The manta ray imitating pectoral fin mechanism has multiple degrees of freedom, and movement of the manta ray imitating pectoral fin mechanism is completely controllable.

The invention relates to the field of corn harvesting machines, in particular to a crop poking tooth system and a use method thereof. A side drive unit or a middle drive unit is connected with a third connection rod through a first pin shaft, the side drive unit or the middle drive unit is connected with a second connection rod through a first connection rod and a second pin shaft, a main rotating shaft penetrates through the third connection rod, is in clearance fit with the third connection rod and is limited through a positioning sleeve, a fourth connection rod is connected with the second connection rod through a pin shaft, the fourth connection rod is fixed to the main rotating shaft through a bolt, a fifth connection rod is connected with the second connection rod and the fourth connection rod simultaneously through pin shafts, the other end of the fifth connection rod is connected with a connection rod adjustment rod through threads, the two ends of the connection rod adjustment rod are provided with opposite threads, the connection rod adjustment rod is connected with a machine frame through another connection rod and a fourth pin shaft, and the first connection rod, the second connection rod, the third connection rod, the fourth connection rod and the fifth connection rod are connected together to form a five-connection-rod balance mechanism to support the side drive unit or the middle drive unit. According to the crop poking tooth system and the use method thereof, the situation that a common header knocks down straws during not-in-row harvesting is avoided and not-in-row harvesting is achieved.

The invention provides a ferrite hole channel machining device for a phase shifter. The ferrite hole channel machining device comprises a first motion unit and a second motion unit; the first motion unit comprises a screw rod, a positioning block in thread fit with the screw rod, a recording unit and a movable supporting plate which is fixedly connected with the positioning block; and the second motion unit comprises a linear motion unit, a driving unit and a grinding tool fixed on the linear motion unit. A rotating force of the screw rod is converted into an indirect acting force in an XY-axis direction indirectly through the movable supporting plate; the motion in the XY-axis direction is easier to control due to the loss of the indirect acting force, so that the control precision is improved, the machining progress of a hole channel of a ferrite is accelerated, and the problem that the precision requirement of 0.05 mm cannot be met because the size precision of the hole channel of the ferrite manufactured by compression molding is relatively low at present is solved.

The invention relates to a method for controlling movement of a liquid metal by using a laser in an ionic liquid. The method comprises the following steps: step (1) immersing the liquid metal into a glass container containing the ionic liquid; step (2) allowing the laser to transmit the glass container to irradiate the liquid metal immersed in the ionic liquid; step (3) generating small bubbles onthe surface of the irradiated liquid metal, gradually gathering the small bubbles on the liquid metal to form large bubbles, and controlling a growth speed of the bubbles by adjusting laser intensityand irradiation time; and step (4) allowing the large bubble to carry the liquid metal to rise, and controlling a movement direction of a combination of the liquid metal and the bubbles by regulatingand controlling a laser irradiation portion. The method for controlling movement of the liquid metal by using the laser in the ionic liquid disclosed by the invention has the following beneficial effects: 1, the movement of the liquid metal in three-dimension directions is controllable; and 2, the movement of the liquid metal in the ionic liquid in three-dimension directions is controllable.

The invention discloses a compression type atomizer which comprises a main unit bottom shell, a compressing main unit and a coaxial fan. A middle shell is connected to the main unit bottom shell. An upper cover is disposed on the middle shell. A hanging device is disposed on the inner surface of the upper cover. The compression main unit is connected with the hanging device. An air drum is arranged at the bottom of the main unit bottom shell. The coaxial fan is disposed in the air drum. The hanging device can control the horizontal motion of the compression main unit. Reasonable gaps can be reserved among single- and double-column buffer circular tubes, positioning can be achieved while vibration is not transmitted. The radiating fan is used by the atomizer to improve radiation and enhance the performance of the drum, the air pumping force of the radiating fan is increased, the radiating capacity of the compression main unit is enhanced, and the service life of the compression main unit is prolonged.

The ergonomic appliance handle is an extension handle that is attachable to a carrying or transport handle on a canister style vacuum cleaner or similar floor appliance. The ergonomic appliance handle provides an elongated handle shaft that is attached to the canister vacuum's handle at a proximate end of the handle shaft by a mounting assembly. The handle shaft extends angled upward, away from the vacuum, placing a handgrip at the distal end of the handle shaft at an ergonomically comfortable height and position for a user to easily and conveniently operate the vacuum in a comfortable posture without subjecting the user to unnecessary bending, stooping, or twisting.