154results about How to "Improve functional safety" patented technology

The present invention relates to a cooking device 1 for cooking food under pressure. The cooking device 1 comprises a container 2 and a cover 3 used for cooperating with the container 2 to form a cooking shell; a sealing gasket 4 inserted between the cover 3 and the container 2 to rise the pressure in the cooking container; and an opening 10 formed by aligning the cover 3 at the sealing gasket 4. The device is characterized by also comprising a covering element 12, wherein the cover 3 and the covering element 12 are arranged to move relative to each other, thereby executing between the first configuration that the covering element covers the opening 10 and the second configuration that the covering element 12 exposes the opening 10.

The invention relates to a microprocessor system for executing software modules, at least some of which are security critical, within the scope of controlling functions or tasks assigned to the software modules, comprising an intrinsically safe microprocessor module having at least two microprocessor cores. At least one further intrinsically safe microprocessor module having at least two microprocessor cores is provided. At least two microprocessor modules are connected via a bus system, at least two software modules are provided which execute functions, at least some of which overlap, the software modules having at least partially overlapping functions are distributed on a microprocessor module or n at least two microprocessor modules, and means for comparing or arbitrating events generated with the software modules for the identical functions are provided in order to detect software or hardware faults.

An electrical plug connector including two mating connectors. A first plug section includes a receiving sleeve which encircles the first coupling section and which carries a locking element which includes flexible tabs movable between a locking position and an unlocking position and which are pre-stressed in its locking position. Held displaceably on the receiving sleeve is a sliding or release sleeve which may be manually moved axially to engage the locking element and release the mating connector. The second plug section has a plug tube which surrounds the second coupling section. When the plug tube is inserted in the receiving sleeve, the locking element rests on the outside of the plug tube in its locking position whereby the plug sections are connected. The connectors can be released by actuating the sliding sleeve to move the locking element into its unlocking position.

An irradiation device for radiation treatment and a collimator (1) are used to define a beam of high-energy rays (2) with beam limitation by means of an iris diaphragm (5) having adjusting elements (7), and a mechanism that is used to direct the beams (2′) limited by the collimator (1) to the object to be treated (4) from all sides, wherein the parameters for direction, surface area, intensity and time of irradiation can be specified with the help of a control mechanism. An exact three-dimensional irradiation profile is produced, while keeping the costs and efforts regarding mechanical engineering, computation and irradiation time low. This is achieved by using at least one further iris diaphragm (6) located in coaxial alignment in the optical path, whereby the leaves (9, 9′, 9″, 9′″, 9″″, 9′″″) of the iris diaphragms (5, 6) are arranged in a staggered manner and in a rotational sense around their axis (11), so that the beam limited by the collimator (1) has the cross-section of a polygon (12), the number of corners of which complies with the number of the leaves of all iris diaphragms (5, 6), so that the leaves (9, 9′, 9″, 9′″, 9″″, 9′″″) allow for linear adjustment movements (13), the control mechanism being suitable to enable the irradiation of an irregular space through the overlaying and adjoining of many irradiated spaces (28).

In a device for activating a lace-up traction device for a shoe (1), comprising a slider (22) and a hingeably held tension lever (9) which can be pushed down when the shoe (1) is put on, said tension lever (9) in the pushed-down state being lockable to the slider (22) and being unlockable by pushing the slider (22) forward; said slider (22) comprising a guide (37) for a rocker (39), which rocker (39) elsewhere is guided in a further longitudinal guide (26) and which rocker (39) is pre-tensioned in the direction of hingeing forward and upward by means of a spring arrangement (7), a simple and clear design as well as good functional safety are achieved in that the guide (37) comprises two branches (37a, 37b) arranged at an angle in relation to each other; in that the slider (22) comprises a stopping face (28), and the rocker (39) comprises an associated engagement element (41) by means of which the slider (22) can be moved to the rear, into the rear snap-in position; and in that the slider (22) comprises a guide means (30), while the rocker (39) comprises an associated engagement element (41) by means of which the engagement element (41) of the rocker (39), which engagement element engages the guide (37), can be made to move to a position which is suitable for moving into the front branch (37a) of the guide (37).

A battery management system includes several first measuring units, each associated with at least one respective battery module of the battery to detect a measured variable. The battery management system also includes a control device having a first microcontroller and a second microcontroller, a first communication connection configured to transfer data between the first measuring units and the control device, and several second measuring units configured to detect the measured variable from the battery modules of the battery in addition to the detection of the measured variable by the first measuring units. A second communication connection is used to transfer data between the second measuring units and the control device. The first microcontroller is configured to evaluate measurement data detected by the first measuring units, and the second microcontroller is configured to evaluate measurement data detected by the second measuring units independently of the first microcontroller.

A plug-in connection device for the self-actuating electrical connection of a motor vehicle trailer to a towing motor vehicle with a socket (D) and a plug (S), which can be disposed on the motor vehicle trailer (for example the plug S) or the towing motor vehicle (for example socket D) During the coupling of the motor vehicle trailer to the towing motor vehicle, socket (D) and plug (S) can be aligned with respect to one another and can be moved by means of a drive (10), developed for example as a piston-cylinder configuration, relative to one another between an advanced connection position and a retracted resting position. Preferably a cover (5) of the socket (D) can be opened by displacing the contact insert (1), bearing contact sleeves (11, 12), in the direction of the connection position with the aid of drive (10). When the contact insert (1) is retracted into the resting position, the cover can be closed again. The plug (S) is supported such that it is resiliently yielding laterally against the action of a retaining spring (213).

The invention relates to a quick connector coupler, which comprises a connector body to receive a male member with a radial upset comprised of two separate, interconnected components, a head element and a sealing element which define a through-hole from a male member entry port at the end of the head element axially to an exit port at the end of the sealing element. A retainer for releasably securing the male member to the connector body is ring-shaped, and encircles the connector body head element. It includes at least one retainer element, which reaches through a window in the head element and interacts with the radial upset of the male member to secure the male member in the connector body.

A battery monitoring system includes a multiplexer, a self-diagnosis voltage generation circuit, a first voltage measuring circuit and a voltage measuring circuit which measure voltage signals in a first route and a second route inputted through the multiplexer, based on the self-diagnosis voltage generated from the self-diagnosis voltage generation circuit or based on the voltages of battery cells outputted from the input circuit, a comparator which compares measurement results of the first and second voltage measuring circuits, and a control unit which judges the presence / absence of a failure in a measuring route connected to the first voltage measuring circuit or the second voltage measuring circuit and the presence / absence of a failure of the first voltage measuring circuit itself or the second voltage measuring circuit itself, based on a comparison result by the comparator and which controls the input circuit, the multiplexer, the comparator, and the self-diagnosis voltage generation circuit.

A method for improving the functional security and increasing the availability of an electronic control system, particularly a motor vehicle control system, including hardware components and software components, wherein the hardware components are abstracted by at least one basis software component and / or a runtime environment, and in which an implemented security concept describes two or more software levels, wherein a first software level includes control functions of an application software and a second software level is designed as functional monitoring, for safeguarding against control function faults, wherein a data encryption, provided by at least one hardware component, and / or a data signature for securing the data of at least one communication channel of the hardware component is used with at least one first software component. The invention additionally describes an electronic control system for performing the method.

The invention discloses a lidar sensing system and a lidar sensing system detecting method. The system includes a center lidar used for detecting medium and long view fields, and two blind area lidarsused for performing close view field detection and left and right view field detection. The system is advantaged in that long and short range fields and left and right view fields can be detected, the view field blind area is avoided, and detection accuracy is improved.

The invention concerns a method for controlling a motor vehicle drivetrain which comprises a drive motor, a multi-step, automated change-speed transmission and an automated separating clutch arranged between the drive motor and the transmission, and a shifting device with a selector lever which can be moved at least from a particular position in an upshift direction (“+” direction) for manually initiating an upshift and in a downshift direction (“−”) for manually initiating a downshift, and in which the transmission and the separating clutch can be controlled by a transmission control unit which is connected at least to a speed sensor, a brake pedal actuation sensor and a selector lever actuation sensor, such that when the motor vehicle is rolling with its drivetrain open the closing of the drivetrain is initiated by actuating the selector lever.To improve the functional safety it is provided that when a first movement of the selector lever in a shift direction (“+” direction or “−” direction) is sensed, this is interpreted as a provisional command to close the drivetrain, and if a second movement of the selector lever in the same shift direction (“+” direction or “−” direction) is sensed within a specified confirmation time (ΔtB), this is interpreted as a confirmation of the provisional command to close the drivetrain and, as an implementation command, initiates the closing of the drivetrain.

A machine for manufacturing a material web, in particular a paper or cardboard web, comprises a drying section that exhibits at least one drying group comprising two rows, including an upper and a bottom row of heatable drying cylinders, which are each assigned a transport belt, which is guided around the drying cylinder and the guide rollers assigned to the drying cylinders in a meandering fashion, whereby the material web is guided in an alternating manner around a drying cylinder of the top row and a drying cylinder of the bottom row and between the drying cylinders in a free stretch, and with at least one first nozzle, serving to transfer the threading strip, projecting a flow of gas essentially against the run direction of the material web. The machine includes a guide device positioned on the material web side opposite the first nozzle, which includes at least a second nozzle projecting a flow of gas essentially in the run direction of the material web.

A spindle lock of a hand-held combination drill and chisel hammer has a gearbox housing and a countershaft rotatably supported in the gearbox housing about an axis of rotation. A locking plate is provided for selectively releasing and locking a rotational movement of the countershaft. Guide elements are disposed in the gearbox housing, wherein the locking plate is displaceably guided on the guide elements in the gearbox housing in a direction parallel to the axis of rotation of the countershaft. The guide elements have a guide rail arrangement wherein a part of the guide rail arrangement is provided on the gearbox housing and is integral with the gearbox housing.

The invention discloses an emergency automatic brake steady-state control method based on real-time road surface recognition. When reasonable AEB autonomous emergency brake action needs to be conducted, the road surface type and the friction coefficient at the moment can be effectively recognized in time through the sub-function pre-brake prompt function, and performance attenuation of a vehicle is effectively judged. In combination with the vehicle distance and the vehicle speeds of front and rear vehicles, a proper compensation amount is calculated to perform reasonable compensation for thebrake opportunity, the defect of deceleration response is overcome by properly compensating the brake force aiming at performance attenuation of the vehicle, so that the current road condition can berecognized even on a slippery road surface, the automatic emergency brake controller can correctly compensate a brake instruction, and collision accidents caused by the slippery road surface and untimely brake are avoided. Aiming at insufficient deceleration response caused by reduction of vehicle performance, the stability of deceleration execution can be met through proper deceleration compensation factor adjustment, and collision is prevented.

The invention discloses a method for testing initial position angle of a motor rotor and solves the technical problem that the prior art is high in requirements on initial position angle testing conditions of the motor rotor and difficult in actual operation. The method includes following steps: step 1, applying a current i on a to-be-tested motor to enable the same to run; step 2, after the motor runs, enabling the current i to be zero; step 3, measuring voltage ud and uq of a shaft d and a shaft q of a motor stator; step 4, calculating according to a triangular function relation between ud and uq to acquire initial position angle deviation theta err of the motor rotor. The initial position angle deviation of the motor rotor is calculated by directly using the voltage of the d shaft and the q shaft of the motor stator, and corresponding relation between voltage at the motor end in a motor controller and the initial rotor position angle is made clear; the method is simple and suitable for engineering site operation; online fault diagnosis and error correction control can be realized, and system function safety can be improved.

A cutting tool is proposed, comprising - a base body (11), - and at least one cutting body that can be attached to the base body (11), said body having - at least one geometrically defined blade (43), and having - an adjusting device (23) comprising an adjusting element (25) that can be expanded by means of an adjusting screw (29). The cutting tool is characterized in that the adjusting element (25) is configured as a slotted ring (27), which is supported both on the cutting body and on the base body (11) of the cutting tool (1).

A continuously variable transmission with high function security is provided with a revolving speed signal generation device, a resolving speed signal generation sensor, a conical plate position signal generation device and a conical plate position signal generation sensor. A signal device is arranged between a lubricating oil pump and an inlet of the lubricating oil pump and is used for detecting whether a filter screen is blocked or not. Moreover, a component is used for judging whether the oil pump fails or not according to a temperature difference value of a temperature sensor. In a whole system, common cause failure on selection and arrangement of the sensors can be avoided to the greatest extent, and the safety and the reliability of the continuously variable transmission are improved.

In a device for cleaning an inkjet print head (in particular the surface with nozzle exit openings) for a franking and / or addressing machine in which the print substrates are directed along a stationary but pivotably arranged inkjet print head, the entire nozzle exit surface is cleaned in a short time and a contamination of the transport region is avoided, with a small apparatus expenditure, by a wiping device formed by a driven wiping roller that is transversally, non-positively directed along the nozzle exit surface in a cleaning operation, and that continuously, non-positively rests on an associated cleaning element. The nozzle surface is repeatedly wiped off and the wiping roller is simultaneously cleaned in a single pass. An actuator of the wiping roller can be selectively coupled with an actuator for a cleaning and sealing device that operates the cleaning element, or can be autonomous. The cleaning element can be a stripper for the wiping roller that rests parallel to and positively on the wiping roller.

The invention relates to an electric circuit breaker that includes at least one mobile contact. The contact is connected to operating means that includes an electric motor (6). Movement converting means (16, 17) are provided for converting rotary movement of the motor (6) to translatory movement for linear movment of the mobile contact. The object is to provide an improved movement conversion means. According to the invention, the movement conversion means includes a first body, such as a screw (17), and a second body, such as a nut (16). The threads of the screw (17) and the nut (16) co-act in engagement with each other. The invention also relates to an electric plant that is equipped with such a circuit breaker, to the use of the breaker for breaking electric current, and to a method of breaking electric current with the aid of the inventive circuit breaker.

A flexible expansion joint is capable coping with a great extension for its limited length. The flexible expansion joint includes: a first sleeve to be put on an end part of a first pipe; an outer sleeve to be put on an end part of a second pipe so as to overlap the first sleeve and capable of moving axially relative to the first sleeve; a first sealing member; a second sealing member; a third sealing member; a first length limiter including a first stopper for limiting the axial movement of the first pipe and the first sleeve relative to each other; and a second length limiter including a second stopper for limiting the axial movement of the second pipe the outer sleeve relative to each other.

An escalator or moving walkway is provided in combination with a device for heating components of the escalator or moving walkway. The device includes at least one pivotably mounted heating element adapted to direct heated air onto a selected component of the escalator or moving walkway.

The invention relates to a filter (10) for filtering in particular liquid fluids, in particular fuel or oil, in particular of an internal combustion engine, comprising a filter bowl (14), in which a filter element (16) is arranged, and a filter head (18), which comprises an inlet and / or an outlet for the fluid. The filter head (18) and the filter bowl (14) are connected to each other by means of a detachable bayonet-like rotary / plug connection (24). The rotary / plug connection (24) comprises at least two cooperating catch components (26, 28), of which one is connected to the filter bowl (14) and the other to the filter head (18). One of the catch components (28) comprises at least one detent (48). One of the catch components (26) comprises at least one recess (58) corresponding to the detent (48) and has an insertion / removal region (60) for joining and separating the detent (48) and recess (58) without resistance and also has a closing region (64) with which the detent (48) engages in a bayonet-like manner. In order to implement a prestress of the detent (48) in the recess (58), a prestressing element (46) that acts between the filter head (18) and the filter bowl (14) is provided. Between the closing region (64) and the insertion / removal region (60), the recess (58) comprises a catch shoulder (70) for the detent (48), wherein said shoulder has a shoulder tip (72) on the side thereof which corresponds to the detent (48). On the side corresponding to the catch shoulder (70), the detent (48) comprises a catch tip (52).

A food cutting machine including a base housing a motor, a cover for the base housing a cutting disk, a feeder part joined to the cover, and a feeder mouth which houses a presser to push the food. The presser and food feeder parts are easily removable. Additionally, the presser (4) incorporates a safety lever (15) which activates the power supply switch of the motor (32).

The invention discloses an adaptive lane keeping system and method. The adaptive lane keeping system comprises a camera device, a radar device, a torque sensor device, an advanced driving assistant system (ADAS) controller and a steering controller; the camera device is used for collecting lane line position information and target vehicle information; the radar device is used for obtaining environment information data of a vehicle; the torque sensor device is used for obtaining torque input information of a steering wheel; the ADAS controller is used for receiving and analyzing information of the camera device, the radar device and the torque sensor device, obtaining vehicle working condition environment information and sending an adjusting control instruction to the steering controller according to the working condition environment information; and the steering controller is used for receiving the adjusting control instruction of the ADAS controller and controlling the vehicle to automatically adjust the driving direction. According to the adaptive lane keeping system and method, under the different scenes, the system can complete adaptive lane deviation rectifying, functional safety is improved, thus a driver is better assisted, and the comfort degree is significantly increased.

An information processing apparatus which implements a printing control function for generating printing control information for causing an image forming apparatus to execute printing outputting is disclosed. The information processing apparatus includes a core unit and an extension unit which can be added after the core unit is installed. The information processing apparatus further includes a launch processing unit which launches the extension unit; an extension function operation information requesting unit; an extension function operation information encrypting unit; an extension function operation information decrypting unit; and a printing control information generating unit.