41results about How to "Simple and robust structure" patented technology

The movable device includes a detector for detecting that an object is located in the vicinity of or at the movable device, as well as a transmitter module for transmitting two signals having different signals speeds. These two signals are received by a receiver, the receiver having a detector to ascertain whether the second signal arrives within a predetermined time period as of reception of the first signal, so as to provide, when this has been detected, a detector signal indicating that the movable device has been contacted by the object. Exemplary movable devices are game devices such as footballs. Exemplary objects are arms, legs, football shoes, rackets, bats, etc.

The force or pressure sensor array of the present invention effectively has both flexibility and elasticity. Since the substrate itself is a kind of a polymer material, the substrate can be bent or expanded. Although silicon, which is a material of the semiconductor strain gauge, is easily broken and solid, mechanical flexibility can be secured if it is fabricated extremely thin. To this end, particularly, disclosed is a flexible force or pressure sensor array using semiconductor strain gauges 110, the sensor array comprising: a substrate 10 including: the semiconductor strain gauges 110 in which a plurality of elements formed in a certain array pattern is deformed by force or pressure, a pair of polymer film layers 120 and 130 having film surfaces contacted facing each other and containing the semiconductor strain gauge 110 between the film surfaces contacted with each other, and a pair of signal line layers formed on top and bottom surfaces of an insulating layer using either of the pair of polymer film layers 120 and 130 as the insulating layer and connected to the elements 111 of the array pattern to form electrodes, for fetching deformation signals outputted due to deformation of the elements 111 to outside; and a pair of elastomer layers 20 and 30 formed on both sides of the substrate 10 to contain the substrate 10 inside.

A vehicle which is operable by a motor and / or muscular energy, in particular an electric bicycle, which includes an electric motor, a crankshaft drive having a first crank, a second crank, and a crankshaft, a torque sensor for detecting a torque applied by a rider at the crankshaft drive, and a control unit, which is set up to actuate the electric motor based on at least the values acquired by the torque sensor to drive the vehicle, the torque sensor being situated at the crankshaft drive and the torque sensor including at least one surface acoustic wave sensor.

The invention relates to a method for regulating the electrical voltage in electrical supply networks and / or consumer units and a device for carrying out said method. A regulating transformer (3) is inserted between a network node (1) in the supply network and / or consumer unit and at least one end user (2). The regulating transformer (3) comprises a high leakage impedance, which limits the ring current to the order of magnitude of the nominal current, in the case of a short-circuit between adjacent tappings (5) of the partial windings (4). The regulating transformer further comprises a transfer switch (7), to switch the partial windings (4).

Apparatus for regulating an electric voltage in at least one of electric supply networks and consumer units. The apparatus includes a regulating transformer arranged between a network node and at least one end consumer. The regulating transformer utilizes a primary winding and a regulating winding which includes switchable partial windings and a high leakage impedance. The transformer conducts a nominal current. A transfer switch switches the partial windings of the regulating transformer. Adjacent tappings of the partial windings are adapted to short circuit such that, in an event of the short circuit, the high leakage impedance limits a ring current which results from the short circuit to an order of magnitude of the nominal current. The regulating transformer produces both an increase in voltage and a decrease in voltage at the end consumer. This abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way.

The invention relates to a dual-mode drum brake for a vehicle, which operates as a service brake in simplex mode and as a parking brake in duo servo mode. The invention also relates to a vehicle including such a drum brake, and to a method for assembling such a drum brake. When operating as a service brake, a first actuator separates two movable ends of the brake shoes while the opposite ends thereof both abut with the housing of a second actuator. When operating as a parking brake, said second actuator separates the two abutting ends from one another, while the movable ends engage one another via a floating inserted element, for example a wear-adjusting rod. All braking or holding torque is transmitted to the plate by the abutment end of a single brake shoe, by engaging, on one side, the housing of the second actuator. The second actuator uses two pistons, one of which is a spring package, moved by a screw-and-nut system driven by a pre-assembled sub-assembly of gears with axes that are all parallel to the movement of the pistons. The system is driven, on the other side of the plate, by an electric motor-reducer with double planetary gearset sharing a single ring gear.

A split-seconds device with epicycloidal train for a timepiece. The device includes a split-seconds pinion which carries a fly-back hand and is mounted to rotate freely about a rotation arbor of the timepiece; a differential having an entry wheel adapted to be kinematically connected to a power source of the timepiece; a first exit wheel kinematically connected to the entry wheel by a planetary wheel and meshing with the split-seconds pinion; a second exit wheel kinematically connected to the entry wheel by the planetary wheel; and a control lever allowing to block either the first exit wheel or the second exit wheel, such that whichever of the first and second exit wheels is released by the control lever is adapted to be driven by the entry wheel when the latter is kinematically connected to the power source of the timepiece, thus allowing to block or respectively release the fly-back hand.

A capsule (1) for producing beverages including at least one container (2) of paper material exhibiting: a base (3), a lateral wall (4) transversally emerging from the base (3) to define a holding cavity (5) exhibiting, oppositely to the base (3), an opening of the container (2), an edge portion (6) placed at the container (2) opening and transversally emerging from the lateral wall (4) away from the holding cavity (5). The container (2) is made from a paper sheet extending between a first and second prevalent development surfaces (2a, 2b) adapted to define respectively at least partially the inner and outer surfaces of the container (2). The lateral wall (4) includes pleats (27) defining overlapping areas of paper material, and wherein said first and second prevalent development surfaces (2a, 2b) exhibit overlapping areas wherein portions of the same surface are in contact with each other, a plurality of portions of the same first and / or second prevalent development surfaces being stably constrained to each other.

There is provided an apparatus and a method for heat treatment of lignocellulosic material. The apparatus comprises a treatment chamber and devices for circulating and recovering gases from the treatment chamber such as to provide a uniform temperature within the chamber and allow efficient drying of the material. This is achieved by injecting and recovering the gases from at least two sides of the treatment chamber.

An integrated electronic device includes circuitry for providing a system supply voltage from a primary power supply. The circuitry has a high power (HP) stage coupled to the primary power supply and having an output node coupled to a supply system node for providing a HP system supply voltage level and a HP output current such that the HP stage is configured to be active in a full power mode, and a low power (LP) stage coupled to the primary power supply and to the supply system node through a voltage follower for providing a LP supply voltage level and an LP output current such that the LP stage is configured to be active in a low power mode. The HP system supply voltage level is greater than the LP system supply voltage level and the voltage follower of the LP stage is adapted to switch off in response to a voltage level at the supply system node becoming greater than the HP system supply voltage level and to switch on in response to the voltage level at the supply system node becoming lower than the HP system supply voltage level.

An integrated electronic device includes circuitry for providing a system supply voltage from a primary power supply. The circuitry has a high power (HP) stage coupled to the primary power supply and having an output node coupled to a supply system node for providing a HP system supply voltage level and a HP output current such that the HP stage is configured to be active in a full power mode, and a low power (LP) stage coupled to the primary power supply and to the supply system node through a voltage follower for providing a LP supply voltage level and an LP output current such that the LP stage is configured to be active in a low power mode. The HP system supply voltage level is greater than the LP system supply voltage level and the voltage follower of the LP stage is adapted to switch off in response to a voltage level at the supply system node becoming greater than the HP system supply voltage level and to switch on in response to the voltage level at the supply system node becoming lower than the HP system supply voltage level.

A vehicle which is operable by a motor and / or muscular energy, in particular an electric bicycle, which includes an electric motor, a crankshaft drive having a first crank, a second crank, and a crankshaft, a torque sensor for detecting a torque applied by a rider at the crankshaft drive, and a control unit, which is set up to actuate the electric motor based on at least the values acquired by the torque sensor to drive the vehicle, the torque sensor being situated at the crankshaft drive and the torque sensor including at least one surface acoustic wave sensor.

The present invention relates to a service assembly for self-actuating support of cross-wound bobbin producing textile machine. The service assembly has multiple similar workplaces, which are provided with numerous thread handling devices. A device (19) is provided for mechanically engaging the service assembly with a workplace. The engaging device has two movably arranged catch elements (43A,43B), which are arranged and controlled so that they slide consecutively in a catch opening (20), and in the process the service assembly (23) is located and catched at a workplace (a) requiring service, so as to accurately locate the service assembly at the catch position.

The force or pressure sensor array of the present invention effectively has both flexibility and elasticity. Since the substrate itself is a kind of a polymer material, the substrate can be bent or expanded. Although silicon, which is a material of the semiconductor strain gauge, is easily broken and solid, mechanical flexibility can be secured if it is fabricated extremely thin. To this end, particularly, disclosed is a flexible force or pressure sensor array using semiconductor strain gauges 110, the sensor array comprising: a substrate 10 including: the semiconductor strain gauges 110 in which a plurality of elements formed in a certain array pattern is deformed by force or pressure, a pair of polymer film layers 120 and 130 having film surfaces contacted facing each other and containing the semiconductor strain gauge 110 between the film surfaces contacted with each other, and a pair of signal line layers formed on top and bottom surfaces of an insulating layer using either of the pair of polymer film layers 120 and 130 as the insulating layer and connected to the elements 111 of the array pattern to form electrodes, for fetching deformation signals outputted due to deformation of the elements 111 to outside; and a pair of elastomer layers 20 and 30 formed on both sides of the substrate 10 to contain the substrate 10 inside.

A microelectromechanical gyroscope comprising first, second, third and fourth Coriolis masses, arranged in that order on an x-axis. In the primary oscillation mode, the Coriolis masses are configured to oscillate so that the second and third Coriolis masses move in linear translation along the x-axis away from a center point when the first and fourth Coriolis masses move in linear translation along the x-axis towards the first center point, and vice versa. When the gyroscope undergoes rotation about a y-axis which is perpendicular to the x-axis, the Coriolis masses are configured to oscillate so that the first, second, third and fourth Coriolis masses undergo vertical motion in a z-direction, wherein the first and third Coriolis masses move up when the second and fourth Coriolis masses move down, and vice versa.

A shape memory actuator is described. The shape memory actuator has a supporting body, a driven element slidably mounted on the supporting body for movement between a stable rest position and a stable operative position, a driving element that drives the driven element, the movement of the driving element being determined by a SMA wire and by first resilient return means acting to return the driving element to the rest position upon deactivation of the SMA wire, second resilient return means acting on the driven element in opposition to the SMA wire, engaging means suitable to achieve at the operative position a reversible engagement between the driven element and the supporting body, either directly or indirectly, said engagement being able to resist the action of second resilient return means, and a control system for the engagement and disengagement of the engaging means.

A coupling device for timepieces that includes an entry wheel, a coupling wheel, and a first exit wheel. The coupling wheel is disposed substantially coplanar to the plane of rotation of the entry wheel and of the first exit wheel and is adapted to tilt relative to the plane of rotation to occupy a first coupling position in which the coupling wheel meshes with the first exit wheel and a second coupling position in which the coupling wheel is decoupled from the first exit wheel. The device also includes a movable element to control the change of position between the first and the second position of the coupling wheel. The coupling wheel defines an axis of rotation that can be inclined relative to the normal to the plane of rotation of the entry wheel and of the first exit wheel by being mounted pivotably at each of the ends thereof.

In a reflectometer arrangement and a method for determining the reflectance of selected measurement locations on measurement objects reflecting in a spectrally dependent manner, the object of the invention is to reduce the time for measuring a measurement object with a robust and simple measurement structure to such an extent that compact radiation sources with low output compared to a synchrotron can be used at the site of production or of use of the measurement object to characterize the object characteristics in a manner suited to series production. A measurement beam bundle proceeding from a polychromatically emitting radiation source is directed onto the measurement location of the measurement object sequentially in modified manner by impressing spectral reference reflection characteristics and the radiation reflected from every measurement location is detected integrally. The arrangement and the method can be used with surfaces which reflect in a spectrally dependent manner and which are designed particularly for radiation in the extreme ultraviolet range.

A coupling device for timepieces that includes an entry wheel, a coupling wheel, and a first exit wheel. The coupling wheel is disposed substantially coplanar to the plane of rotation of the entry wheel and of the first exit wheel and is adapted to tilt relative to the plane of rotation to occupy a first coupling position in which the coupling wheel meshes with the first exit wheel and a second coupling position in which the coupling wheel is decoupled from the first exit wheel. The device also includes a movable element to control the change of position between the first and the second position of the coupling wheel. The coupling wheel defines an axis of rotation that can be inclined relative to the normal to the plane of rotation of the entry wheel and of the exit wheel by being mounted pivotably at each of the ends thereof.

A split-seconds device with epicycloidal train for a timepiece. The device includes a split-seconds pinion which carries a fly-back hand and is mounted to rotate freely about a rotation arbor of the timepiece; a differential having an entry wheel adapted to be kinematically connected to a power source of the timepiece; a first exit wheel kinematically connected to the entry wheel by a planetary wheel and meshing with the split-seconds pinion; a second exit wheel kinematically connected to the entry wheel by the planetary wheel; and a control lever allowing to block either the first exit wheel or the second exit wheel, such that whichever of the first and second exit wheels is released by the control lever is adapted to be driven by the entry wheel when the latter is kinematically connected to the power source of the timepiece, thus allowing to block or respectively release the fly-back hand.

An aerosol generating article includes a substantially cylindrical cup containing a plant-based aerosol generating material and at least one inductively heatable susceptor element (26). The cup includes an open end and a bottom wall. The cup has a self-supporting moulded form and includes a flange at the open end and a closure attached to the flange. The closure and / or bottom wall is porous or includes one or more openings.

A portable appliance detects explosive materials. An indicator has a carrier and a plurality of indicator substances arranged in different regions to represent a location dependent pattern. The indicator substances are a thin layer positionable in an indicator area by a holding apparatus. A plurality of radiation sources emit quasi-monochromatic excitation radiation and are arranged at various locations in a radiation area so as to represent a location dependent pattern of radiation sources. An excitation beam path with a first imaging system images excitation radiation into the indicator area such that emission of the indicator substances is producible at the imaging locations on the indicator area. An emission beam path with a second imaging system images the indicator area into a reception area such that a pattern of emissions is producible depending on the location. Receivers receive emissions from the reception area and convert them into electrical signals.

A fluidized bed reactor arrangement includes a bottom portion and a roof portion. A reaction chamber is defined by at least one side wall extending between the bottom portion and the roof portion. The at least one side wall includes a vertically extending portion having a lower end and a lower portion, which lower portion is inclined in such a manner that a cross section of the reaction chamber decreases towards the bottom portion. A heat exchange chamber, outside of the reaction chamber, is at the lower portion of the at least one side wall. The lower portion of the at least one side wall forms a partition wall between the heat exchange chamber and the reaction chamber. The heat exchange chamber extends from the partition wall to a rear wall of the heat exchange chamber.

The invention concerns an oscillator for a timepiece movement, comprising a staff rigidly connected to a balance carrying first and second bipolar magnets spaced apart from the staff and capable, depending on the angular position of the balance, of being positioned alternately within range of a magnetic field produced by a fixed bipolar magnet, the latter being located on the trajectory of the first and second bipolar magnets and being arranged in such a way that, when one of the bipolar magnets approaches the fixed bipolar magnet, identical polarities are located opposite each other in order to produce a repulsive force. The oscillator further comprises a pallet assembly and an escape wheel for establishing a kinematic connection between a source of energy of the timepiece movement and the balance staff, and arranged in such a way that the balance is capable of having a sustained periodic oscillating movement of an amplitude greater than 90 degrees.

The invention relates to a method and a device to separate blanks form each other in a stack by that at least one separating unit is brought into contact with one or more of the edges of the blank stack. The separating unit comprises a separating arm having a narrow teeth provided blade, which moves first horizontally until a tooth grasps the uppermost blank, whereupon the arm having the narrow teeth provided blade controllably moves upwards and lifts one blank edge. An air knife, which acts towards the side of the blank stack in a direct connection to the point of application of the teeth provided blade, can give one or several air thrusts when the blade is starting its controlled movement upwards and is urging like an wedge in under a slit under the uppermost blank of the blank stack, an eventual existing vacuum between the blanks being disappeared at the same time as the uppermost blank of the blank stack receives a lifting force by the air cushion, created.