222 results about "Pitch direction" patented technology

The present invention relates to an easy-to-control tool for minimally invasive surgery and a method for using the same. In accordance with an aspect of the present invention, there is provided a tool for minimally invasive surgery and a method for using the same comprising, a main shaft, a first control shaft and a second control shaft positioned in sequence from one end of the main shaft, a first actuating shaft and a second actuating shaft positioned in sequence from the other end of the main shaft, an adjustment handle positioned around one end of the second control shaft, an end effector positioned around one end of the second actuating shaft, a pitch control part positioned around one position of the positions between the main shaft and the first control shaft, between the first control shaft and the second control shaft, and between the second control shaft and the adjustment handle, for transferring a motion of the adjustment handle in a pitch direction to the end effector, a first yaw control part and a second yaw control part positioned around the other positions of the positions between the main shaft and the first control shaft, between the first control shaft and the second control shaft, and between the second control shaft and the adjustment handle, respectively, for transferring a motion of the adjustment handle in a yaw direction to the end effector, a pitch actuating part positioned around one position of the positions between the main shaft and the first actuating shaft, between the first actuating shaft and the second actuating shaft, and between the second actuating shaft and the end effector, a first yaw actuating part and a second yaw actuating part positioned around the other positions of the positions between the main shaft and the first actuating shaft, between the first actuating shaft and the second actuating shaft, and between the second actuating shaft and the end effector, respectively, a first pitch cable and a second pitch cable for transferring motions from the pitch control part, the first yaw control part, and the second yaw control part to the pitch actuating part, the first yaw actuating part, and the second yaw actuating part, respectively, and a yaw cable for transferring a motion from the first yaw control part to the first yaw actuating part with the first pitch cable and the second pitch cable.

To provide a connector that enhances the reliability of connection between the ground and a shield constituting a shell. A socket constitutes the connector together with a header which is mounted on a different printed wiring board. The socket includes a socket body which is provided with a connection recess, a plurality of socket contacts which are held by the socket body, and a pitch direction shield and a terminal direction shield constituting the shell which surround the connection recess and which prevents electromagnetic noise from coming in and out. The pitch direction shield and the terminal direction shield are provided with terminals soldered to conductive pattern of the ground.

A robot having a leg mechanism having high rigidity, so as to enable moving on wheels, on the leveled ground, and also moving on the bipedalism, on the unleveled ground, and also enabling to execute exchanging between the wheel running and the bipedalism in a short time, comprising: a body; and left and right leg portions in lower portion of the body, wherein each leg portion has a wheel, which can be drive, at a tip thereof, and a supporting portion, which is movable in roll and pitch directions, the each leg portion has three (3) degrees of freedom, roll, pitch and pitch from the body side, and the supporting portion has at least two (2) of contact points to be in contact with a ground, and makes up a stable region by a contact point of the wheel and the contact point of the supporting body, and thereby oscillating the left and right leg portions, alternately, so as to make bipedalism, and further operating the supporting body, so as to run on the wheels.

The present invention relates to an easy-to-control tool for minimally invasive surgery. In accordance with an aspect of the present invention, there is provided a tool for minimally invasive surgery comprising, an elongated shaft having a predetermined length, an adjustment handle manually controllable by a user, a pitch direction handling part and a yaw direction handling part positioned around one end of the elongated shaft for transferring motions in pitch and yaw directions following the actuation of the adjustment handle, a pitch direction actuating part and a yaw direction actuating part positioned around the other end of the elongated shaft for operating corresponding to the operations from the pitch direction handling part and the yaw direction handling part, respectively, an end effector controllable by the pitch direction actuating part and the yaw direction actuating part, and a plurality of cables for transferring the from the pitch direction handling part and the yaw direction handling part to the pitch direction actuating part and the yaw direction actuating part, respectively.

An object of the present invention is to maintain sufficient light extraction from an organic light emitting device and reduce reflection of external light. There are arranged a polarizing member, a prism member, a phase member, and an organic light emitting element which has an organic light emitting layer arranged between a pair of electrodes, in mentioned order from the side of a light extraction surface. When the prism member includes two sheets, the vertex angle of the prism member sheet arranged on the side of the organic light emitting element is preferably a vertex or less of the prism member arranged on the side of the light extraction surface. Furthermore, the prism members are preferably arranged so that pitch directions thereof are orthogonal to each other.

An image sensing apparatus includes: a yaw sensor for detecting a shake of the image sensing apparatus in a yaw direction, a pitch sensor for detecting a shake of the image sensing apparatus in a pitch direction, the pitch sensor having a detection precision higher than the yaw sensor, and a shake correcting section for correcting a shake of the image sensing apparatus based on an output signal from the yaw sensor and an output signal from the pitch sensor. The shake correction can be performed with higher precision.

A sight assembly for mounting to a weapon is provided. A holographic optical element and a light source are provided in a fixed angular configuration with respect to one another, but may be adjusted either together or individually in a horizontal or vertical direction. A mirror or lens may also be provided. An adjustment mechanism is provided where a shaft includes at least two portions wherein the two portions of the shaft of the screw have different pitch directions and / or pitch dimensions allowing for slight adjustment the assembly. The light source is typically a vertical-cavity surface emitting laser (VCSEL). The wavelength of the VCSEL is controlled by controlling the current it is given. The assembly further allows for perceived image distance adjustment using parallax mismatch. Further, a chassis is provided for holding holographic elements.

Disclosed is a walking robot having an improved driving structure for a pitch-direction femoral joint and a knee joint. The walking robot includes a pitch-direction actuator driving the pitch-direction femoral joint to rotate a femoral link relative to a body in a pitch direction, and a power transmission unit transferring driving force of the pitch-direction actuator to the knee joint to rotate the lower leg link relative to the femoral link in the pitch direction.

The purpose of the present invention is to provide a kind of variable-pitch three-rotor aircraft. The variable-pitch three-rotor aircraft adopts a three-axis structure. Each axis adopts a rotor with a large diameter and low speed. The speed is set at a constant value. The pitch difference controls the balance of the pitching direction of the aircraft. A guide vane with a variable angle is designed under one of the rotors. Under the action of the down swirl generated by the rotor, by changing the angle between the guide vane and the down swirl, the The force of the downward swirl on the deflector, the moment of the force on the center of gravity cancels the counter moment of the rotor. The invention comprises a variable-pitch rotor, a guide vane, a tail pipe and a fuselage. The aircraft has stable flight and strong anti-interference ability, and is especially suitable as an aerial platform for small unmanned aircraft and aerial photography aircraft.

Blood pressure measurement is precisely performed by more correctly determining positions of a cuff and a heart without being affected by variations in physical features among subject persons and their postures during the measurement. With the technique of the present invention, there are calculated the altitudes of the cuff and the heart on the basis of an inputted upper arm length and forearm length of a subject person and forearm angles detected in the pitch direction and roll direction. Also, in addition to a forearm angle detecting means, an upper arm angle detecting means is provided and the altitudes of the cuff and the heart are calculated on the basis of detected angles of a forearm and an upper arm. Also, a biaxial angle detecting means detects angles of the forearm in the pitch direction and the roll direction and calculates the altitudes of the cuff and the heart on the basis of these detected values.

To provide a connector that enhances the reliability of connection between the ground and a shield constituting a shell. A socket constitutes the connector together with a header which is mounted on a different printed wiring board. The socket includes a socket body which is provided with a connection recess, a plurality of socket contacts which are held by the socket body, and a pitch direction shield and a terminal direction shield constituting the shell which surround the connection recess and which prevents electromagnetic noise from coming in and out. The pitch direction shield and the terminal direction shield are provided with terminals soldered to conductive pattern of the ground.

The invention discloses a method for filling a heavy-pitch coal bed goaf, comprising the following steps: firstly, arranging a grouting pump and a belt conveyor for transporting gangues in an upper roadway on a heavy-pitch direction long-wall coal face; every time the coal face is forwards pushed for 1.2-1.8m, arranging a grouting pipe on the top plate of a strut at the last row; after the coal face is pushed for 3-5m, stopping pushing; arranging air cushions along the strut at the last row on the whole coal face except the upper roadway; filling a gas to cause the air cushions to expand; communicating the grouting pipe on a goaf top plate sealed by the air cushions with the grouting pump; transporting the gangue to the upper tip of the coal face to cause the gangue to automatically slide to the goaf; after the goaf sealed by the air cushions is filled with the gangues, stopping transporting; then, grouting into the goaf to cause the gangues to be fully cemented; stopping grouting, removing the air cushions, and forwards pushing the coal face; and repeating the above steps until the whole goaf is filled. The method is convenient to operate and simple to construct. After the gangues are filled, the possibility of sinking for the top plate can be lowered, the gangues can be reused, and the cost on processing the gangues is lowered.

The present invention relates to an easy-to-control tool for minimally invasive surgery and a method for using the same. In accordance with an aspect of the present invention, there is provided a tool for minimally invasive surgery and a method for using the same comprising, a main shaft, a first control shaft and a second control shaft positioned in sequence from one end of the main shaft, a first actuating shaft and a second actuating shaft positioned in sequence from the other end of the main shaft, an adjustment handle positioned around one end of the second control shaft, an end effector positioned around one end of the second actuating shaft, a pitch control part positioned around one position of the positions between the main shaft and the first control shaft, between the first control shaft and the second control shaft, and between the second control shaft and the adjustment handle, for transferring a motion of the adjustment handle in a pitch direction to the end effector, a first yaw control part and a second yaw control part positioned around the other positions of the positions between the main shaft and the first control shaft, between the first control shaft and the second control shaft, and between the second control shaft and the adjustment handle, respectively, for transferring a motion of the adjustment handle in a yaw direction to the end effector, a pitch actuating part positioned around one position of the positions between the main shaft and the first actuating shaft, between the first actuating shaft and the second actuating shaft, and between the second actuating shaft and the end effector, a first yaw actuating part and a second yaw actuating part positioned around the other positions of the positions between the main shaft and the first actuating shaft, between the first actuating shaft and the second actuating shaft, and between the second actuating shaft and the end effector, respectively, and a pitch cable, a first yaw cable, and a second yaw cable for transferring motions from the pitch control part, the first yaw control part, and the second yaw control part to the pitch actuating part, the first yaw actuating part, and the second yaw actuating part.

A yoke of an actuator for driving a shift moving frame in a pitch direction is shaped such that when the shift moving frame is moved in the pitch direction, a magnetic attractive force for reducing a moment acting on the shift moving frame due to a magnetic attractive force generated between the magnet and the yoke of an actuator for driving the shift moving frame in a yaw direction is generated between the yoke and the magnet of the actuator for driving in the pitch direction.

An electrical connector includes a housing and a plurality of terminals having a plate shape to be attached to the housing in parallel with a narrow pitch. The plurality of the terminals has holes at opposing portions thereof in a pitch direction such that opposing areas between adjacent terminals is reduced. The housing has a groove bridging over the plurality of the terminals in the pitch direction such that a space is formed between the adjacent terminals.

The invention discloses a panoramic space three-dimensional display device simultaneously having the horizontal and pitching multiple visual fields. The device comprises a high-speed projector, a selective transmission type directional diffusing screen, a reflecting mirror system and a rotating device, wherein the selective transmission type directional diffusing screen can control the diffusing angles of emergent light in different directions, so observers can see binocular parallax images in different visual angles in different positions in both the horizontal direction and the vertical direction, and the three-dimensional display of three-dimensional objects in the panoramic space can be realized. The panoramic space three-dimensional display device simultaneously having the horizontal and pitching multiple visual fields provided by the invention can display the horizontal periscopic images in 360 degrees in the three-dimensional scene, and can simultaneously provide the polyzonal in-site images in the pitching direction to realize the three-dimensional display. Based on the three-dimensional display system of the invention, the visual spatial three-dimensional perfect display with the space eliminating and hiding function for multiple persons to watch by naked eyes in the 360-degree surrounded way can be realized.

The invention relates to a vehicle driving condition monitoring method, a device, a computer device and a storage medium. The method comprises the following steps: acquiring three-axis acceleration and three-axis angular velocity of the vehicle to form original data; preprocessing the original data; establishing the coordinate system of digital horizontal platform according to the original data after preprocessing; converting a digital horizontal platform coordinate system to a vehicle-mounted coordinate system; based on the vehicle coordinate system, outputting the acceleration component without the gravity acceleration component in the traveling direction, the lateral direction, and the vertical road surface direction, and outputting the angular velocity value of the pitching direction,the angular velocity value of the yawing direction and the angular velocity value of the rolling direction based on the digital horizontal platform coordinates; processing the acceleration component without gravity acceleration component in driving direction, lateral direction and vertical road direction to form waveform characteristics. According to the waveform characteristics, pitch direction angular velocity value, yaw direction angular velocity value and roll direction angular velocity value, the vehicle driving state is obtained. The invention reduces the occurrence of traffic accidents.

An optical displacement sensor comprises a surface emitting laser light source, a scale and a photosensor. The surface emitting laser light source emits a light beam having a predetermined shape. The scale is displaceable in such a manner as to cross the light beam emitted from the surface emitting laser light source and has a diffraction grating of a predetermined period formed thereon for forming a diffraction interference pattern from the light beam. The photosensor receives a predetermined portion of the diffraction interference pattern. The photosensor includes light intensity detecting means comprised of a plurality of light receiving areas arranged apart from one another in a pitch direction of the diffraction interference pattern on a light receiving surface at intervals of np1(z1+z2) / z1 where z1 is a distance between a light-beam emitting surface of the surface emitting laser light source and a surface on which the diffraction grating is formed, z2 is a distance between the surface on which the diffraction grating is formed and the light receiving surface of the photosensor, p1 is the pitch of the diffraction grating on the scale, and n is a natural number.

A rotor blade assembly provides a pitch control assembly to pitch the rotor blade about a rotor blade pitch axis. The pitch control assembly includes a trailing edge flap and a trailing edge servo flap that extend from the trailing edge of the rotor blade. The trailing edge flap is offset in the span wise direction relative to the trailing edge flap. The trailing edge servo flap is located upon a trailing edge servo flap arm linked to the trailing edge flap. To pitch the rotor blade, the trailing edge servo flap is pitched in a direction opposite the desired pitch direction of the trailing edge flap.

The invention relates to an irregular surface projection image geometric correction method based on an ideal viewpoint. The method is characterized in that a kinect v2.0 and a projector are fixed to asupport adjustment mechanism, and the direction, pitching direction and angle of the support adjustment mechanism can be adjusted manually, and thus shooting angle of the kinect v2.0 and the projecting angle of the projector can be adjusted to ensure that the kinect v2.0 can capture all pictures projected by the projector; and the kinect v2.0 and the projector are connected with a computer through cables. The method comprises the following steps: to begin with, carrying out 3D modeling on an irregular projection surface, and establishing the ideal viewpoint and a viewpoint coordinate system;converting the 3D information value of the projection surface into a 3D information value under the viewpoint coordinate system; and carrying out geometric correction on the projection image under theviewpoint coordinate system. The method does not need camera-projector joint calibration, and adopts the ideal viewpoint as a reference instead of the camera to carry out geometric correction; and most significant feature is that the geometric correction based on the ideal viewpoint meets visual demands of an observer.

A four-leaf clover shaped adjustable rigidity supple spine for a quadruped robot comprises elastic members, rigid members, tensioning ropes of pitching direction and tensioning ropes of deflecting direction. The elastic members and the rigid members which all are of four-leaf clover section shapes are arranged alternately, and reeving holes are arranged in the lobes of the four-leaf clover structures. The tensioning ropes are arranged along the spine, one end of each rope is fixed at the tail end of the spine, and the other end penetrates the reeving hole and extends to the front end of the spine. Chamfered edges for allowing extrusion generated by the effect of axial direction tensioning on the elastic members are arranged at the rigid members along the radial direction. By respectively changing tensioning degrees of the tensioning ropes of pitching direction and the tensioning ropes of deflecting direction, rigidity of the supple spine at pitching direction and deflecting orthogonal two-dimensional direction can be adjusted. By designing a rigid trunk of the conventional legged robot into the four-leaf clover shaped adjustable rigidity supple spine, dynamic motion performance of the robot can be improved.

A walking robot, in which driving structures of a pitch direction hip joint and a knee joint of a leg are enhanced. The walking robot includes a trunk, and a plurality of legs connected to the trunk, at least one leg among the plurality of legs includes a thigh link, a calf link provided at the lower portion of the thigh link, a pitch direction hip joint connecting the trunk and the thigh link and rotating the thigh link against the trunk in a pitch direction, and a knee joint connecting the thigh link and the calf link and rotating the calf link against the thigh link in the pitch direction. The pitch direction hip joint and the knee joint are interlocked with each other and are driven by one interlocking actuator.

A camera system including an interchangeable lens and a camera body, in which the camera body includes: a Roll blur correction range setting unit that sets a blur correction range in Roll directions of the camera body to be theta 1 when the interchangeable lens mounted on the camera body cannot perform blur correction (in the Pitch directions and the Yaw directions) or that sets the range to be theta 2 (greater than or equal to theta 1) when the interchangeable lens can perform blur correction; a Pitch-Yaw blur correction range setting unit that sets blur correction ranges in the Pitch and Yaw directions of the camera on the basis of the set blur correction range in the Roll direction; and a blur correction ratio calculation unit that calculates a blur correction ratio of each of the interchangeable lens and the camera body when both of them perform blur correction.

The invention provides a method for controlling a quadrotor aircraft by a vector rotation method. The method comprises the steps that Roll-direction controlled quantity and Pitch-direction controlled quantity which are received by the quadrotor aircraft and sent by a remote control unit are converted to be vectors; the vectors correspond to the X direction and the Y direction in a coordinate system respectively; then the vectors are rotated and then are mapped again to a new coordinate system X'Y' according to the rotating angles of an aircraft body to control the entire aircraft body to advance, retreat, fly leftwards and fly rightwards.

A falling prevention controlling device includes a wheel, and a main body arranged to swing in a pitch direction and a roll direction above the wheel, an advance / retreat command receiving unit arranged to receive an advance or a retreat command of the wheel, a target pitch angle calculating unit arranged to calculate a target pitch angle based on the received command and a rotation velocity deviation in the pitch direction derived from the detected rotation angle, a pitch inclined angle estimating unit arranged to estimate a pitch inclined angle with respect to a balanced state, from the detected pitch angular velocity and a pitch torque command generated based on the target pitch angle, and a pitch torque command generating unit arranged to generate the pitch torque command based on the target pitch angle and the pitch inclined angle.