44results about How to "Not intended to limit the scope of protection" patented technology

An anti-virus active compound 9 -[2 - (phosphine carboxylmethoxy) ethyl] bicyclic alcohol ester is manufactured by: reacting 9 - [ 2- (phosphine carboxylmethoxy) ethyl ] adenosine purine with 4, 4'- dimethyl-5, 6, 5' 6'- bis(methylenedioxy) - 2 - hydroxymethyl - 2' - methoxycarbonyl biphenyl. This bicyclic alcohol ester could exist as its salt and are a kind white solid. Experiment shows that the compounds have the characteristics of high melting point, low hygroscopicity, photo-stability and thermal-stability, obvious anti-virus effect, protect and well care liver. It's a preferred pharmaceutical for anti-hepatitis virus.

A device and method for treating the surface of a semiconductor wafer provides a treatment fluid in the form of a dispersion of gas bubbles in a treatment liquid generated at acoustic pressures less than those required to induce cavitation in the treatment liquid. A resonator supplies ultrasonic or megasonic energy to the treatment fluid and is configured to create an interference pattern in the treatment fluid comprising regions of pressure amplitude minima and maxima at an interface of the treatment fluid and the semiconductor wafer.

The present disclosure relates to a shift control apparatus of a vehicle and its method. In particular, the shift control apparatus includes: a transmission including a first clutch and a second clutch; a torque source to generate power for driving a vehicle; a data detector to detect a vehicle state data; and a vehicle controller to connect a current stage synchronizer to a next stage driving gear if the vehicle state data satisfy a shift condition, release the first clutch to be connected to the driving gear of a current stage, perform a speed control of a torque source while maintaining the second clutch connected to the driving gear of the next stage in a slip state, and release the second clutch and connect the first clutch if the vehicle stage data satisfy a speed control completion condition to complete a shift to a target stage.

The invention discloses a preparation method of 3-cyclopropylmethoxy-4-difluoromethoxybenzoic acid. The preparation method includes the following steps of subjecting 3-hydroxyl -4-halogenated benzaldehyde represented as formula (2) to alkylation to obtain a compound represented as formula (3); subjecting the compound represented as the formula (3) to hydroxylation to obtain a compound represented as formula (4); subjecting the compound represented as the formula (4) to alkylation to obtain a compound represented as formula (5); and subjecting the compound represented as the formula (5) to oxidation to obtain the 3-cyclopropylmethoxy-4-difluoromethoxybenzoic acid (1). According to the preparation method, the preparation method is easy and convenient to operate, reaction yield of each step is high, intermediates are easy to purify, reported defects of preparation methods of the 3-cyclopropylmethoxy-4-difluoromethoxybenzoic acid serving as the key intermediate of roflumilast are overcome, great progressive effects and practical application value are achieved, and besides, the preparation method is mostly beneficial for industrial production. The reaction general formula is shown as follows.

A portable magnetic resonance system includes a permanent magnet, a nuclear magnetic resonance probe, and control electronics. The control electronics are configured to transmit to the probe a magnetic resonance excitation signal having an excitation frequency f, receive from the probe a magnetic resonance measurement signal, detect in the magnetic resonance measurement signal a magnetic resonance frequency f0, and automatically adjust the excitation frequency f until the difference between the excitation frequency and the magnetic resonance frequency is approximately equal to a target offset.

Disclosed is a system for determining transfer of driving control authority of a self-driving vehicle. The system includes: a risk calculation device that recognizes a sight line of a driver to calculate a risk when the driving control authority of the self-driving vehicle is transferred, a determination reference calculation device that calculates a determination reference to determine whether the driving control authority of an acceleration pedal, a deceleration pedal, and a steering wheel of the self-driving vehicle is able to be transferred based on the calculated risk, and a determinationdevice that determines whether to transfer the driving control authority of the self-driving vehicle based on the calculated determination reference.

The invention discloses a method for preparing 3-cyclopropylmethoxy-4-difluoromethoxybenzoic acid. The method comprises the following steps of: performing alkylation on 3-hydroxy-4-halogenated benzoate shown as a formula (2) to obtain a compound of a formula (3); performing hydroxylation on the compound of the formula (3) to obtain a compound of a formula (4); performing esterification on the compound of the formula (4) to obtain a compound of a formula (5); performing alkylation on the compound of the formula (5) to obtain a compound of a formula (6); and hydrolyzing the compound of the formula (6), and thus obtaining the 3-cyclopropylmethoxy-4-difluoromethoxybenzoic acid (1). The method is easy and convenient to operate, the reaction yield in each step is high, and intermediates are easy to purify. The method overcomes the defects of the reported method for preparing Roflumilast key intermediate 3-cyclopropylmethoxy-4-difluoromethoxybenzoic acid, and has great positive progress effects and practical application value. Moreover, the invention has the greatest advantage that the method is suitable for industrialized production. The reaction general formula is shown in the specification.

The present invention discloses a gear inspection apparatus and a gear inspection method using the same. The gear inspection apparatus includes: a measurement unit which has a probe installed to be movable forward and rearward relative to a work gear rotatably mounted on a frame, and measures a dimension of the work gear, which rotates, by a measurement ball provided at a tip of the probe; a driveunit which is installed on the frame so as to be connected to the measurement unit and moves the probe forward and rearward; and a controller which receives a displacement measurement value related to a position of the probe which is measured by the measurement unit, and converts the displacement measurement value into a digital value.

The invention discloses a preparation method of anagliptin, which comprises the following steps: 1. activating a compound disclosed as Formula (2) to prepare a compound disclosed as Formula (5); and 2. condensing the compound disclosed as Formula (5) with a compound disclosed as Formula (3) or salts thereof to obtain the compound disclosed as Formula (1). The method has the advantages of cheap and accessible raw materials, mild reaction conditions, high reaction yield and easily purified intermediate, is simple to operate and suitable for industrial production, avoids the complex after-treatment processes, such as column chromatography, low-temperature reaction and the like, and greatly lowers the preparation cost. The intermediate (5) is subjected to condensation reaction and refined to obtain the anagliptin. The target product has the advantages of high purity and stable and controllable quality. The method overcomes the defects in the reported anagliptin preparation processes, and has great aggressive advancement effect and practical application value. Besides, the method is suitable for industrial production. The reaction general formula is disclosed in the specification.

The invention relates to an automatic transmission control apparatus including an engine generating power by a combustion of fuel; an automatic transmission provided with a friction element including a clutch and a brake and changing the power generated in the engine into a torque required depending on a speed by an engagement and release of the friction element to be output; an accelerator pedal position sensor detecting a position signal of the accelerator pedal; and a controller determining whether a vehicle is in a rapid acceleration state from the position signal of the accelerator pedal detected from the accelerator pedal position sensor and correcting a control hydraulic pressure of the friction element if the vehicle is the rapid acceleration state. Since the friction element control hydraulic pressure is controlled depending on the operation speed of the accelerator pedal, the shift responsiveness may be improved.

The invention relates to a method for sensing the closing time of an injector by using an artificial neural network and a control method of a fuel injector by using the method. A method for sensing a closing time of an injector using an artificial neural network may include: sensing, by a controller, a voltage generated by an injector; performing, by the controller, a preprocess to derive an input matrix using variation characteristics of the voltage; and performing, by the controller, a closing time prediction to derive a closing time of the injector by an artificial neural network model including an input layer including the input matrix, a hidden layer, and an output layer.

A side-by-side type side beam structure for an electric vehicle includes: a side beam inner portion located on a side surface of a center floor, where the center floor forms an underbody, a side beam outer portion, and a plurality of side-by-side members; the side beam outer part is coupled to the side beam inner part and is configured to form a side beam inner space; a plurality of side-by-side members are provided in the side sill interior space in a longitudinal direction of the vehicle.

The invention provides a synchronizer apparatus for a transmission, which includes: first and second shifting gears rotatable on an output shaft; a hub spline-coupled with the output shaft and havinga slope portion having slanted surfaces; a sleeve spline-coupled with the hub; a key coupled with a recess of a slope portion; first and second clutch gears disposed between the hub and shifting gears; first and second outer rings and first and second inner rings disposed between the hub and clutch gears; first and second synchronizer cones disposed between the first inner and outer rings and thesecond inner and outer rings; a poppet ball unit disposed at the sleeve and contacting the key through a poppet ball; first and second push blocks disposed at the slanted surfaces; and first and second push springs inserted in spring holes formed at the push blocks to force push blocks to the slanted surfaces.

The present disclosure provides a vehicle body transfer system using a transfer unit. The system may include a base configured to move along a base rail; a moving unit comprising a supporting part that is configured to support a vehicle body, wherein the moving unit is configured to move the supporting part in a predetermined direction and the moving part is disposed on the base; and a tool unit disposed outside the base rail and selectively engaged to the moving unit, wherein the tool unit is configured to provide a driving torque such that the moving unit controls a position of the supporting part.

An air control valve for a fuel cell vehicle includes: a valve housing in which an air flow path is formed; a valve member configured to selectively open or close the air flow path; and a driving unit configured to linearly operate the valve member such that the valve member linearly moves from a first position closing the air flow path to a second position opening the air flow path, whereby a beneficial effect of improving sealing performance and improving stability and reliability may be obtained.

Disclosed is a transmission for a vehicle that can improve fuel efficiency by implementing multiple steps of shifting and improve vehicle driving comfort by using operating points in a low RPM range of an engine. According to the transmission, since three single planetary gear sets and one compound planetary gear set are combined or five single planetary gear sets are compound and the rotary elements of the planetary gear sets and friction members are selectively connected and disconnected, their rotational speeds and directions are changed when shifting is performed. Therefore, a vehicle canbe driven with the gear ratios of ten or more steps of forward shifting and one step of reverse shifting.

The present disclosure relates to a method for controlling the clutch of a vehicle with an automated manual transmission and a technique for improving durability of the clutch and shifting stability.The present disclosure provides a method of controlling a clutch of an automated manual transmission (AMT) vehicle, which reduces a micro-slip control time in order to improve durability of the clutchby performing a full-lock control of the clutch after slip control for learning a clutch characteristic curve. Additionally, the method shortens time to open the clutch for a subsequent shifting by predicting the time when a shift restarts after the full-lock control and by resuming the micro-slip control.

The present application provides a vehicle body transmission system using a transmission unit. The system may include: a base configured to move along a base rail, a moving unit including a supporting member configured to support a vehicle body; wherein the moving unit is configured to move the supporting member in a predetermined direction , and the mobile unit is arranged on the base; a tool unit is arranged outside the base track and is selectively coupled to the mobile unit, wherein the tool unit is configured to provide a driving torque, Thus, the moving unit controls the position of the supporting member.

The present disclosure relates to a clutch control method for a vehicle. The method is configured to include a slip entry determining step of determining, by a controller, whether a driver in a full-lock control releases an accelerator pedal to thereby enter into a micro-slip control; a monitoring step of monitoring, by the controller, whether the release of the clutch occurs, in case of enteringinto the micro-slip control as a result of performing the slip entry determining step; a control amount adjusting step of resetting a feedback amount of a clutch control torque in the case that the release of the clutch occurs; and a clutch control step of controlling the clutch according to the clutch control torque as reset by the control amount adjusting step to thereby prevent or minimize therelease of the clutch.

An apparatus for detecting thermal runaway of a battery of an electric vehicle may include a battery module including a plurality of battery cells, each battery cell having a pouch body and a pair of electrode leads disposed at an end of the pouch body; the printed circuit board is mounted with a gas sensor for sensing the amount of gas discharged from the plurality of battery cells.

The invention discloses a method for preparing 3-cyclopropylmethoxy-4-difluoromethoxybenzoic acid. The method comprises the following steps of: performing alkylation on 3-hydroxy-4-halogenated benzoate shown as a formula (2) to obtain a compound of a formula (3); performing hydroxylation on the compound of the formula (3) to obtain a compound of a formula (4); performing esterification on the compound of the formula (4) to obtain a compound of a formula (5); performing alkylation on the compound of the formula (5) to obtain a compound of a formula (6); and hydrolyzing the compound of the formula (6), and thus obtaining the 3-cyclopropylmethoxy-4-difluoromethoxybenzoic acid (1). The method is easy and convenient to operate, the reaction yield in each step is high, and intermediates are easy to purify. The method overcomes the defects of the reported method for preparing Roflumilast key intermediate 3-cyclopropylmethoxy-4-difluoromethoxybenzoic acid, and has great positive progress effects and practical application value. Moreover, the invention has the greatest advantage that the method is suitable for industrialized production. The reaction general formula is shown in the specification.

The invention relates to a control method of a cylinder deactivation and an engine to which the same is applied. The engine includes: a duration apparatus for adjusting an opening duration of an intake valve, a Cylinder De-Activation (CDA) apparatus for controlling deactivation of an exhaust valve, an igniter, an injector for injecting a fuel, an operation state signal unit for measuring an operation state of a vehicle, and a controller for controlling the operations of the duration apparatus, the CDA apparatus, the igniter, and the injector based on an output signal from the operation state signal unit. A control method for this engine includes: determining, by the controller, whether the operation state of the vehicle corresponds to a CDA operation mode; and when the CDA operation mode is determined, operating the CDA apparatus so as to stop the operations of the igniter and the injector, increase an opening duration of the intake valve, and deactivate the exhaust valve by controlling the CDA apparatus.

The invention relates to a fender fender structure, a vehicle body with the fender fender structure and a manufacturing method of the fender fender structure. The fender fender structure includes: a front side member; an upper member provided on the front side member; a radiator side member connected to the front side member; an upper lamp support member connecting the radiator side member and the upper member; and a side upper reinforcement member connecting a first connection portion disposed between the front side member and the radiator side member and a second connection portion disposed between the upper member and the upper lamp support member.