173results about How to "Ensure uniform motion" patented technology

A low-frequency lung vibration apparatus is designed to vibrate lungs clogged by sputum, using acoustic waves. The freed sputum becomes easier to be removed by expectoration. The apparatus includes a garment composed of layers, a plurality of electro-mechanical or dynamic vibrators and a controlling unit. An inner layer contains a loading and shape conforming material, while an outer shell holds the vibrators, the controller and the inner garment together. An outer shell is made of a non-stretch material. Several fasteners / zippers hold the inner garment in place and several strategically placed straps allow a tight fit of the garment. The loading created by the layers of the apparatus is tailored to cause the existence of a uniform compression-expansion resonance of the lungs beneficial for sputum removal. A controlling unit allows the detection of a person's lungs resonance frequency and controls the vibrator(s) frequency and amplitude during a treatment.

Improved techniques are disclosed for preparing a disc space to accept an intradiscal device. Methods and apparatus are described to quickly remove disc tissue and improve the surface contact between intradiscal devices and the vertebral end plates (VEP)s. The invention also anticipates the use of navigational devices and CNC controlled machines or robotic arms in conjunction with the disclosed methods and apparatus. The various instruments may be used to remove disc material and / or shape the VEPs. Kits may be supplied with various sizes and shapes of the devices to accommodate discs of different sizes and shapes.

A surgical retractor and a method of minimally invasive surgery, wherein the surgical retractor includes ribs and a mechanism for microns-resolution transferring of linear and rotational movements of the ribs and wherein each rib can be easily replaced without use of any additional tools.According to an embodiment of the present invention the transmission is simpler. Likewise, an auxiliary handle is added to facilitate the insertion of the ribs into the body of the operated patient, and the vast majority of components of the surgical retractor are made with biocompatible, and FDA approved material ULTEM HU 1000 RESIN transparent (radiolucent) to X-ray radiation and are designated for single use.

The present invention relates to a method of the 3D track simulation for a miniature aircraft under urban surroundings and belongs to the field of the 3D real-time route navigation technology for a miniature aircraft. The following modules are set in a computer: a map digitalized module, which digitalizes the 3D model of urban surroundings including threat points, buildings, the departure and target points of a miniature aircraft that is inputted by the graphical user interface (GUI), map parameters and the coordinate of a candidate navigation point composed of the 3D model of urban surroundings and the map parameters; a flight path programming module, which inputs the data from the map digitalized module, calculates the overall route index that takes the flight resource consumption rate and the survival rate into consideration, figures out the most feasible route using network optimizing algorithm under the condition of taking barriers into consideration, and then smooths the bevel at turnings and generates a realtime flight orbit; a data-collecting module, which collects the coordinate values of the aircraft positions and postures outputted by the flight path programming module and forms a posture coordinate value including orthogonal coordinate variables X, Y and Z, a pitch angle h, a yawing angle p and a roll angle r. The present invention saves flight resources and improves flights simultaneously.

The invention relates to a catheter device, having a catheter (1), an actuation device (8) at a first end of the catheter and also a mechanical transmission element (9, 10) for transmitting a movement along the catheter to the actuation device, the actuation device having a coupling element (14) which is connected to the transmission element (9, 10) and can be actuated by the latter relative to the longitudinal direction of the catheter in a first degree of freedom, and also a conversion element (15) which can be actuated by the coupling element and which converts the actuation movement at least partially into a movement in a second degree of freedom. As a result, a combined movement at the distal end of the catheter can be produced particularly simply for compression and release of a functional element.

A mandolin slicer having one or more safety features, including a food carrier having one or more guards to protect a user's hand and a food carrier delivery system that helps ensure uniform and predictable movement. The mandolin slicer also provides an ability to safely and effectively cut oversized, long, and awkwardly shaped food articles.

An apparatus for continuous casting of metals has members (16) adapted to generate a stationary magnetic field of a variable strength over substantially the entire horizontal cross section of the mould from one long side to the other long side close to, or below, the region for supply of molten metal at a distance below the upper surface of the molten metal. There are also members (17) adapted to generate a variable magnetic field in the area of the upper surface in a region that is centrally located with respect to said cross section and close to a region for supply of molten metal. A unit (12) is adapted to control said magnetic members (16, 17) to generate, independently of each other, magnetic fields with an appearance that is dependent on the value prevailing of one or more predetermined casting parameters.

A drive arrangement for a motor vehicle, which has at least one internal combustion engine and a down-line clutch, via which the internal combustion engine can be connected to an output drive shaft. An electric machine is provided and includes a rotor and a stator, wherein the rotor can be coupled to a drive train formed by the internal combustion engine, the clutch and the output drive shaft by at least one switchable interlocking device.

A microelectromechanical system (MEMS) switch is provided which includes a multiple of three support arms extending from the periphery of a moveable electrode. In addition, MEMS switch includes a plurality of contact structures having portions extending into a space between a fixed electrode and the moveable electrode. In some cases, the relative arrangement of the support arms and the contact structures are congruent among three regions of the MEMS switch which collectively comprise the entirety of the fixed electrode and the entirety of the moveable electrode. In other embodiments, the contact structures may not be arranged congruently within the MEMS switch.

A braking device includes: an input member configured to interlock with a displacement of a brake pedal; an output member which is movable relatively to and independently of the input member and is configured to generate a fluid pressure in a master cylinder; a braking mechanism configured to exert a braking force on a wheel by the fluid pressure generated in the master cylinder; drive means configured to drive the output member independently of the input member; and a clutch mechanism which is provided between the input member and the output member and configured to engage the input member with the output member so as to allow the input and output members to uniformly move when the output member is not driven by the drive means, and to cancel the engagement between the input member and the output member when the output member is driven by the drive means.

The invention discloses a method for shooting panoramic photos or videos based on a mobile terminal. The method includes the steps a vibration motor drives the mobile terminal to rotate according to shooting starting instructions; whether a rotating angle is equal to a preset angle is judged; the mobile terminal stops rotating and shooting according to the judgment result. Compared with the prior art, the motor of the mobile terminal drives the mobile terminal to rotate, vertical swaying generated when the terminal is moved by hand in the shooting process is avoided, the mobile terminal can be effectively rotated at constant speed, and therefore the quality of the shot panoramic photos or videos is guaranteed. The invention further discloses the mobile terminal for shooting the panoramic photos or videos.

The present invention involves an apparatus for implementing hydro-acoustic therapy for the lungs on a patient and a method for the hydro-acoustic therapy (HAT) for the lungs. The HAT apparatus includes a chamber filled with a fluid, particularly water. The HAT apparatus also has an acoustic generator for generating low frequency acoustic waves in the fluid. A patient is positioned in the chamber and partially submersed in the fluid for treatment. In another aspect, a method for implementing hydro-acoustic therapy for the lungs includes the step of placing a person in the apparatus described above such that a body of the person is immersed in said occurs. Then, introducing acoustic vibrations into the fluid. The vibrations, if properly tuned, cause the mobilization of respiratory secretions in the person.

The invention relates to a solar driving device of a coil type automatic walking sprinkler. The device comprises a coil type sprinkler, wherein the coil type sprinkler is provided with a solar panel, a light illumination sensor, a rotary mechanism, a driving motor, a speed reducer, a speed sensor and the like. The device has the advantages that the device is driven by a motor which can be powered by solar energy, so the defect of high energy consumption of common water turbine driving of the general sprinkler is overcome; a storage battery is powered by the solar panel, so the complicated condition of a power supply line overhead a farmland is avoided; the solar panel is provided with an intelligent sun tracing system, the solar panel is enabled to automatically rotate and adjust the angles, and the higher photovoltaic power generation efficiency of the solar panel is realized; a hose pipe is provided with the speed sensor, a closed loop control system is controlled through speed to enable the hose pipe of a coiling vehicle to move at constant speed during pipe coiling, the speed difference caused by the winding layering of the hose pipe is avoided, and the uniform distribution of water spraying amount is ensured; the defects of high energy consumption, heavy weight, nonuniform distribution of water spraying amount and the like of the existing coil type sprinkler are overcome, and the solar driving device is a novel green, energy-saving and environment-friendly type intelligent driving device.

The invention provides a controller, a control system and method of multi-section arm support equipment, and engineering machinery equipment. The controller comprises a state judgment unit, a command judgment unit, a signal generation unit, a signal transmitting unit, an angle detection unit and a fine adjustment unit, wherein the state judgment unit is used for receiving an operation command and judging the real-time operating condition of an operating arm support corresponding to the operation command; the command judgment unit is used for judging whether through the operation command, the real-time operating condition of the operating arm support is changed or not; the signal generation unit is used for generating a corresponding start signal or a corresponding stop signal under the situation that the real-time operating condition of the operating arm support is changed; the signal transmitting unit is used for transmitting the start signal or the stop signal to an electric proportional valve corresponding to the operating arm support; the angle detection unit is used for obtaining movement angles of other non-operating arm supports if the quantity of operating arm supports is smaller than the total quantity of arm supports; and the fine adjustment unit is used for ensuring that each of the movement angles of the non-operating arm supports is lower than a preset angle threshold value. With the adoption of the technical scheme, the vibration can be prevented when the arm supports are started or are stopped, and the constant-speed motion of the operating arm supports and the stability of non-operating arm supports are kept.

A locking device for a rail adjustment system of a vehicle seat, with a number of locking bolts and with a lever element, which is pivotable about a pivoting axis, for unlocking the locking bolt is provided, wherein the locking bolts can be unlocked by an application of force to an adjusting surface of the lever element in the unlocking direction. Furthermore, a rail adjustment system is provided which comprises an upper rail which can be connected to a vehicle seat, a lower rail which can be mounted in a positionally fixed manner, an articulation shaft and a locking device of the type mentioned at the beginning.

A method for vaporizing material onto a substrate surface to form a film includes providing a quantity of material into a vaporization apparatus, heating the material in the vaporization apparatus at a first temperature condition, and applying a heat pulse which acts on a portion of the material to cause such portion of the material to vaporize and be applied to the substrate surface.

The invention relates to a fruit hardness detection method and a special electronic fruit hardness tester. Firstly, a system is automatically reset and a weighing sensor is calibrated; afterwards, a stepping motor or a servo motor drives a measuring pressure head to descend at a uniform speed, and when the measuring pressure head is contact with a fruit, the weighing sensor senses an incremental signal and transmits the signal to a microprocessor; at the time, the microprocessor begins to calculate the insertion depth and records pressure data obtained every time the measuring pressure head steps forward; the microprocessor or a computer divides the pressure data by a cross sectional area to obtain a series of hardness values of different depths, and the maximum value is taken as the fruit hardness value to be displayed. Through changing the detection method, the accuracy and consistency of hardness detection results are guaranteed.

A microelectromechanical system (MEMS) switch is provided which includes a multiple of three support arms extending from the periphery of a moveable electrode. In addition, MEMS switch includes a plurality of contact structures having portions extending into a space between a fixed electrode and the moveable electrode. In some cases, the relative arrangement of the support arms and the contact structures are congruent among three regions of the MEMS switch which collectively comprise the entirety of the fixed electrode and the entirety of the moveable electrode. In other embodiments, the contact structures may not be arranged congruently within the MEMS switch.

Methods and apparatus for precise positioning of an object using linear actuators based on linear stepper motors operating in microstepping or full step mode, a control algorithm based on compensation table, and a calibration apparatus for obtaining the compensation table.

A method for decorating an uneven surface of a dimensionally stable object is disclosed. According to the method, the object to be decorated and a digital, contactless printing head are moved in relation to one another during the printing operation and the printing head is controlled by a control unit in order to dispense ink. The method according to the invention comprises the following steps: a control program is created to control the printing head in accordance with the height profile of the uneven surface to be decorated of the object; the position of the surface to be decorated is detected in relation to the printing head; and the digital printing head is controlled using the program that has been created. The invention also relates to a device for carrying out the method.

A moulding device for the production of containers in thermoplastic material, by blowing or blow-drawing, including a mould with two mould halves mutually mobile and provided with a locking device with two lock elements extending over the total height of the respective mould halves and provided with a number of projecting fingers in catches spaced at intervals, one lock element being fixed on one mould half and the other lock element sliding on the other mould half under the action of an actuator device.

To reduce the size of a gas-insulated switch for the purpose of utilizing the space of a power station or substation effectively and improving the economy thereof. A gas-insulated switch equipped with a fixed contact and a moving contact that can contact with and separate from the fixed contact, wherein the breakage of the moving contact is operated with a single shock absorber in both the breaking action and the closing action of the moving contact. As a result that use of the gas-insulated switch according to the present invention improves the overall energy efficiency of components, a device with further reduced driving energy can be realized for a gas-insulated switch of the same specification.

A bracing structure formed onto the underside soundboard surface of an acoustic musical stringed instrument comprising two bracing bars (1, 2) that are used to support the soundboard and bridge in an indirect fashion from strings directional load tension via a realignment of the strings directional load tension placed through adjoining triangular blocks (3, 4), which re-alignment of the strings directional load tension is taken at acute angles to the line of the strings and focused on a predetermined point found on the bars (1, 2) that are also placed away and at an acute angle to the line of the strings, the acute angling allowing for string vibrations to be largely diverted away from an otherwise direct load line and redirected into the soundboard via a thin half circular shaped block (5) and through several fine bar braces (10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24) arranged in a somewhat spoke like pattern.

The invention discloses a device for detecting the inner rolling path profile of a ball screw nut, and the device comprises a marble platform, a nut clamping device and an X-axis linear movement platform, wherein the nut clamping device and the X-axis linear movement platform are disposed on the marble platform. The nut clamping device is provided with a to-be-detected part, and the laser light emitted by a double-frequency laser generator passes through a light splitter and a light right-angle reflector to reach a laser interferometer. The first laser interferometer is used for measuring the lateral displacement of a workbench. A second interferometer and a third interferometer play the same role, and the light passing through the second and third interferometers will generate diffuse reflection on a rolling path of the to-be-detected part. The returned light will be received by a photoelectric detector, and the contours of left and right arcs of the inner rolling path of the to-be-detected part are obtained with the movement of a measuring rod fixed on the X-axis linear movement platform. The device is high in precision, is high in measurement speed, does not damage the detected part, is high in automation degree, and meets the demands of automatic detection.