179results about "Snap-action arrangements" patented technology

The invention relates to an element (100) for use in a micro-electro-mechanical system (200), in particular for use in semiconductor technology equipment, and to a micro-electro-mechanical system (200) comprising such an element (100). The element (100) comprises a MEMS structure (101) and at least one coating (140) applied over a large area to designated partial surfaces (135, 155) of the MEMS structure (101) from one side of the element (100), wherein the MEMS structure (100) has at least one otherwise non-functional special shape (160) with which at least a continuous parasitic coating (145) is avoided for certain areas away from the designated partial surfaces (135, 155).

The invention relates to a micro-electro-mechanically movable element (103) for use in a micro-electro-mechanical system (100) and a corresponding micro-electro-mechanical system (100), in particular for use in semiconductor technology equipment. The micro-electro-mechanically movable element (103) comprises a base plate (104) on the side of which facing away from the base structure (101) a mirror plate (105) with a curvature geometry is arranged, wherein the mirror plate (105) is connected to the base plate (104) via a pedestal (106), wherein the geometry of the contact points (107, 108) between pedestal (106) and mirror plate (105) as well as between pedestal (106) and base plate (104) are different. The micro-electro-mechanical system (100) comprises an element (103) that is micro-electro-mechanically movable at least in at least one degree of freedom relative to a basic structure (101) by at least one actuator (102), wherein the micro-electro-mechanically movable element (103) is designed according to the invention.

The utility model relates to the technical field of magnet switches, in particular to a magnet switch, which comprises a shell, a cavity is arranged in the shell, one end of the cavity penetrates through the shell, a slider is slidably mounted in the cavity, a magnet core is mounted in the slider in a clamping manner, and one end of the slider is fixedly connected with a head for triggering the magnet switch. A spring is fixedly connected between the sliding block and the inner wall of the cavity, a clamping frame is fixedly connected to one end of the shell and covers the head, a protective cover is installed on the side wall of the head in a clamped mode, the head is located in the protective cover, and one end of the protective cover is clamped with the clamping frame in a sealed mode. The structures of the magnet switch are assembled in an inserting and clamping mode, the structures are convenient to disassemble and maintain, when the switch is damaged, the switch does not need to be integrally replaced, the damage cost of the switch is low, the head of the magnet switch is protected by the protective cover, the waterproof effect is achieved, and the switch is not prone to being damaged by water.

The utility model discloses an electric isolation mechanism for an environment-friendly cabinet, which comprises a rack, an isolation operation shaft and a transmission main shaft are rotatably arranged on the rack, the isolation operation shaft is in transmission connection with the transmission main shaft, a driving motor is arranged on the rack, an output end of the driving motor is connected with a driving gear, and the driving gear is connected with an output end of the isolation operation shaft. A driving gear is arranged on the isolation operation shaft, a transmission disc is arranged on the isolation operation shaft in the circumferential direction, a driven gear is arranged outside the transmission disc in a sleeving mode, the driven gear is meshed with the driving gear, two wedge-shaped grooves with opposite directions are formed in the contact face of the driven gear and the transmission disc, a pawl is arranged on the transmission disc in a swinging mode, and abutting steps are arranged at the two ends of the pawl respectively. A permanent magnet is arranged at the position, abutting against the step, of the pawl, and a limiting protruding column is arranged on the end face of the rack. The device is simple in structure, reasonable in layout, reliable in transmission and convenient to use, and the electric structure does not affect assembly of an original structure.

The utility model discloses a switch assembly and a vehicle, the switch assembly comprises a shell, a microswitch, a switch cap and an elastic piece, and the shell is provided with an accommodating cavity; the microswitch is arranged in the accommodating cavity; the switch cap is movably arranged on the shell, the elastic piece is located between the microswitch and the switch cap, and the elastic stroke of the elastic piece is larger than the trigger stroke between the switch cap and the microswitch. Therefore, by optimizing the relative position and stroke relation among the switch cap, the microswitch and the elastic piece, the size difference between the motion stroke of the switch cap and the trigger stroke between the switch cap and the microswitch can be increased, and therefore it can be ensured that when the switch cap is subjected to unintentional operation, the switch cap is not prone to being damaged. The microswitch cannot be triggered by mistake due to the fact that the triggering stroke of the microswitch is close to the movement stroke of the switch cap or the force value needed by operation of the switch cap is too small, and the operation accuracy, the working reliability and the safety of the switch assembly can be effectively improved.

The invention relates to an operating device (4) for manual translational actuation, comprising a stationary console (6) and a manually translationally actuated button (7), which is arranged translationally adjustable on the console (6) and relative to the console (6) between an unactuated initial position (AS) and an actuated end position (ES) in a direction of movement (8). An advantageous haptic experience results when the button (7) has a mobile permanent magnet (9) firmly connected to the button (7), which in the initial position (AS) interacts with a magnetic component (10) of the console (6) to magnetically hold the button (7) in the initial position (AS).

The approach presented here provides a switching unit (100) with a selector lever (110) having a handle (200) and a deflection element (220), wherein the selector lever (110) is movably attached to a housing (130) by means of an axle (120), and the axle (120) is arranged between the handle (200) and the deflection element (220). Furthermore, the switching unit (100) comprises at least one actuating element (225), which is movably arranged on the axle (120) and has at least one area (300a) comprising a magnetic or magnetizable material, wherein the actuating element (225) is designed and arranged to be deflected by the deflection element (220). Finally, the switching unit (100) includes a magnet (235) which is arranged adjacent to the side of the axis (120) facing the deflection element (220) and which is designed to magnetically couple with the area (300a).

The invention discloses an electrical counter based on a super-smooth homojunction interface and a counting method, and relates to the technical field of micro-nano electromechanical systems (MEMS / NEMS). Comprising a base part, a rotatable part, a first layered material layer, a second layered material layer and a measuring and processing system, and the rotatable part can rotate relative to the base part; the measuring and processing system is electrically connected to the first layer of layered material and the second layer of layered material and is configured to: monitor a change in a resistance value across the homojunction interface during the rotational motion; identifying a characteristic reduction of the resistance value; outputting a count signal based on the identification of the characterization reduction; the beneficial effects of the invention are that the scheme utilizes the intrinsic physical effect of the lattice of the layered material at a specific rotation angle to realize a novel counting sensing mechanism which is high in precision, high in signal-to-noise ratio and extremely easy to miniaturize.

A large-deflection cantilever beam actuating structure disclosed by the present invention comprises an actuating module, a reflector and a supporting module, the reflector is fixedly installed at the upper end of the supporting module, and a driving element is arranged on the actuating module. The actuating module comprises a twisting plate fixedly connected with the supporting module and a plurality of actuators connected with the twisting plate, and the driving ends, connected with the twisting plate, of the actuators are asymmetrically arranged on the two sides of a rotating shaft L of the twisting plate. By means of the mode, the large-angle deflection can be achieved, meanwhile, the large-angle deflection device has the advantages of being small in size, high in integration degree, easy to machine and high in yield, and can be matched with reflectors of different sizes.

The present invention discloses a microelectromechanical sensor and a manufacturing method thereof. The microelectromechanical sensor comprises: a buried layer including multiple first elevated regions; multiple detection electrodes and multiple wiring electrodes located on the buried layer, the multiple detection electrodes respectively covering the multiple first elevated regions; a torsion pendulum arm located above the multiple detection electrodes and the multiple wiring electrodes, the torsion pendulum arm, the multiple detection electrodes, and the multiple wiring electrodes not contacting each other; a torsion pendulum and multiple movable torsion pendulum blocks located above the torsion pendulum arm, the multiple movable torsion pendulum blocks connected to the torsion pendulum via the torsion pendulum arm, the multiple movable torsion pendulum blocks and the torsion pendulum arm forming a movable structure; multiple fixed electrodes located above the torsion pendulum arm; a supporting wall located on the buried layer, and a protective wall located on the supporting wall, the supporting wall and the protective wall enclosing a cavity, wherein the movable structure, the torsion pendulum, the multiple detection electrodes, the multiple wiring electrodes, and the multiple fixed electrodes are located in the cavity. Embodiments of the present invention improve the sensitivity of the microelectromechanical sensor and alleviate the problem of the movable structure fracturing under impact.

The invention relates to a MEMS component (10) having a movable surface (12) mounted on a cover surface (18) which executes a deflection or tilting movement (40) about a pivot point (60, 140) by means of an electrostatic drive (48) comprising movable electrodes (24) and fixed electrodes (36). The cover surface (18) is connected to a base surface (38) by means of at least one spring arrangement (28). Arranged between the cover surface (18) and the base surface (38) is at least one resilient stop structure (50, 70) or, viewed in the radial extension (138), a stop cascade (110) comprising a plurality of resilient stop structures (50, 120, 122, 124). These dampen the deflection or tilting movement (40) of the cover surface (18).

The present application discloses an isolating switch operating mechanism and an isolating switch, wherein the operating mechanism includes a mechanism housing, a drive shaft, an energy storage drive assembly, and a rotating seat, wherein the drive shaft is connected to the rotating seat via the energy storage drive assembly; the energy storage drive assembly includes a locking member and an energy storage spring, a stop portion is provided on the outer periphery of the rotating seat, the locking member is fixed in the mechanism housing, a first elastic arm and a second elastic arm are provided on the locking member, and a first unlocking protrusion and a second unlocking protrusion are provided on the outer periphery of the drive shaft; energy is stored in the energy storage spring during the rotation of the drive shaft, and when energy storage is completed, the first unlocking protrusion contacts the first elastic arm to release the limit on the stop portion, or the second unlocking protrusion contacts the second elastic arm to release the limit on the stop portion, and then the energy storage spring releases energy to rotate and switch the rotating seat between the open state position and the closed state position. The operating mechanism and isolating switch in the present application are rationally designed, and by providing an energy storage structure, fast and effective opening and closing can be achieved, which has good practicality.

This invention provides a snap-action type two-circuit switch that achieves high-speed response of metal components using a snap-action mechanism and ensures synchronization of switching between the circuits of the switch when the snap-action mechanism performs the switching. [Solution] The device comprises a housing 1 having a housing section, an operating member 2 that receives a pressing operation, a first fixing member 401, a second fixing member 402, and a third fixing member 403 arranged in parallel within the housing section at a predetermined interval, a metal member 3 having a contact portion 301 that is slidably connected to the second fixing member and the third fixing member, a snap action mechanism that drives the metal member when the operating member is pressed to a predetermined position, and a base 4 provided at the bottom of the housing. The snap action mechanism comprises a first drive body 5 on which the metal member is provided, a second drive body 6 located above the first drive body, and a spring 7 located below the first drive body.

The invention relates to the technical field of semiconductor manufacturing, in particular to an MEMS device and a preparation method thereof.The MEMS device comprises a substrate, a device layer and a cap sealing layer which are sequentially adjacent in the first direction; the substrate internally comprises cavity grooves and supporting columns which are alternately arranged in the second direction. The cap sealing layer comprises a substrate and a plurality of semiconductor columns penetrating through the substrate in the first direction, and the semiconductor columns and the substrate are isolated through isolation rings surrounding the semiconductor columns; the device layer comprises a first driving electrode, a first movable driving comb tooth, a first beam, a first anchor point, a second beam, a first movable detection comb tooth and a first detection electrode which are sequentially arranged along a second direction; the first movable drive comb is connected with the first anchor point via the first beam. At least one MEMS device which is excellent in electrical isolation performance, good in thermal matching and high in electromechanical transformation sensitivity can be provided, and signal crosstalk caused by overlarge stray capacitance is avoided while vertical interconnection leading-out of multiple paths of independent signals is achieved.

An actuator for actuating a switch of a powered device, the actuator having a plurality of positions in which the actuator is magnetically held in position, the actuator comprising: a first actuator portion comprising a magnet and a first magnetic element having a first plurality of limbs, whereby magnetic flux of the magnet is directed through the first plurality of limbs; and a second actuator portion comprising a second magnetic element having a second plurality of limbs for receiving the magnetic flux from the first plurality of limbs, wherein the second actuator portion is movable relative to the first actuator portion; the actuator having a plurality of positions in which limbs of the first plurality of limbs align with limbs of the second plurality of limbs thereby to couple the magnetic flux through the first magnetic element and the second magnetic element, the coupled magnetic flux resisting relative movement between the first actuator portion and the second actuator portion.

A switch device according to one aspect of the invention comprises a changeover contact member, a common contact member, a movable contact member, and a holding member. When a direction along the direction of movement of the movable contact member is defined as a first direction, a direction orthogonal to the first direction is defined as a second direction, and a direction orthogonal to both the first direction and the second direction is defined as a third direction, the movable contact member has a main body portion, a pair of contact pieces arranged in the third direction so as to be able to sandwich the changeover contact member therebetween, and a common contact portion that comes into contact with the common contact member, the holding member has a housing portion capable of housing a portion to be housed of the main body portion, and by the portion to be housed being snap-fit to the housing portion, with regard to the main body portion, the holding member restricts a displacement in the first direction and / or a displacement in the second direction while allowing a predetermined displacement in the third direction, thereby making it possible to easily and reliably perform relative alignment between the changeover contact member and the movable contact member.

A circuit breaker with an energy storage structure disclosed by the present invention comprises a base, a handle, a mechanism assembly and a contact system, the handle is rotatably installed in a corresponding hole of the base, the handle is connected with the mechanism assembly through a draw bar, the contact system comprises a moving contact and a static contact, and the moving contact is connected with the mechanism assembly through a draw bar. The moving contact is installed on the mechanism assembly and the support, rotation of the mechanism assembly drives the moving contact to rotate, the static contact comprises a first static contact and a second static contact, and the first static contact and the second static contact are located on the two sides of the mechanism assembly. The first static contact and the second static contact are arranged diagonally; the circuit breaker also comprises an energy storage assembly which is used for directly acting on a double-breakpoint moving contact of the circuit breaker in the closing process of the circuit breaker so as to control the energy storage position of the circuit breaker. Compared with the prior art, the energy storage assembly directly acts on the double-breakpoint moving contacts of the circuit breaker in the closing process of the circuit breaker, so that the energy storage position of the circuit breaker can be better controlled, and particularly, the position of each moving contact corresponding to a static contact can be well controlled for a multi-pole product, so that the energy storage distance of each pair of contacts is kept consistent; therefore, the electrical service life of the circuit breaker is prolonged, and the safety of the circuit breaker is improved.

This application discloses an electro-actuated device for superlubricated interface sliding, a microelectromechanical system (MEMS) drive device, a MEMS, and an electro-actuated sliding method, belonging to the field of MEMS technology. The electro-actuated device for superlubricated interface sliding provided by this invention includes a superlubricated van der Waals heterojunction, a first metal electrode, and a second metal electrode. The superlubricated van der Waals heterojunction includes a two-dimensional material platform with a conductive two-dimensional material layer on its surface, and a movable two-dimensional material stacked on the surface of the two-dimensional material platform. The lattice constant of the conductive two-dimensional material layer differs from that of the movable two-dimensional material by more than 1.8%. The electro-actuated device for superlubricated interface sliding provided by this invention can achieve nanoscale movement, and the frictional force during electro-actuated sliding is close to zero, effectively improving the sensitivity, accuracy, and service life of the MEMS drive device and MEMS based on it.

The utility model discloses a reed switch, a switch assembly comprising the reed switch and a circuit protection device. The utility model discloses a switch assembly, which comprises a shell with a first chamber and a second chamber, and a reed switch comprising a container positioned in the first chamber of the shell. The reed switch may further include a first lead and a second lead each extending from the container, wherein the first lead extends between the first chamber and the second chamber.

The utility model discloses an operating mechanism for an isolating switch. The operating mechanism comprises a mechanism part, the mechanism part is mounted in the base, and the cover is mounted at the top of the base through screws; the mechanism part comprises an isolating switch operating handle, one end of the isolating switch operating handle penetrates through the bottom of the base, the other end of the isolating switch operating handle is fixedly connected with one end of a driving rotating shaft through a support, and the other end of the driving rotating shaft is fixedly connected with one ends of two transmission shafts. A spring support is installed on the outer side of the transmission shaft, a spring is installed on the outer side of the spring support, a spring baffle is installed on the outer side of the spring, and the spring baffle is clamped in a clamping groove in the base. According to the utility model, the opening and closing operation mechanism forming the main space of the mechanism is placed at the parallel position of the moving and static contacts of the disconnecting switch, and when the disconnecting switch is operated to be opened and closed, the operation handle can be placed at the left side or the right side of the disconnecting switch to operate the disconnecting switch to be opened and closed.

The invention relates to a snap-action switch element (100) with an opener contact, comprising a housing (10), a first and second contact point (61; 62) which are fixed to the housing, a contact arm (43) which can be moved between a rest position and a switch position, and an actuation element (20) which is guided in the housing (10) and by means of which the contact arm (43) can be moved between the rest position and the switch position. A switch rocker (30) is rotatably arranged at one end about a rocker rotational axis (12) running transversely to the housing longitudinal axis, wherein a tension spring (70) is hooked on a spring suspension section (34) at the other end of the switch rocker (30). The actuation element (20) is guided perpendicularly to the housing longitudinal axis and is in engagement with the switch rocker (30) between the two free ends thereof. The second contact point (62) which is fixed to the housing constitutes a contact arm rotational axis which is parallel to the rocker rotational axis (12) and against which one end of the contact arm (43) is pressed by the tension spring (70) hooked into the contact arm (43), wherein the other end of the contact arm (43) contacts the first contact point (61) in the rest position. In the case of a closer contact, the first contact point is arranged in a spaced manner.

The invention discloses a quick-acting type double-loop switch, which comprises a shell with an accommodating part; an operation member that receives a pressing operation; the first fixing piece, the second fixing piece and the third fixing piece are arranged in the accommodating part in parallel at specified intervals; the metal piece is provided with a contact part which is in sliding connection with the second fixing piece and the third fixing piece; a quick-acting mechanism that drives the metal member when the operation member is pressed to a predetermined position; a base is arranged at the bottom of the shell; the quick-acting mechanism is provided with a first driving body and a second driving body, wherein the metal piece is arranged on the first driving body; the second driving body is positioned above the first driving body; and the spring is positioned below the first driving body. According to the quick-acting type double-loop switch, quick response of the metal piece can be achieved through the quick-acting mechanism, and therefore when the quick-acting mechanism conducts switching, the switching synchronism between the loops of the switch can be ensured.

A microelectromechanical device comprising a mobile rotor in a silicon wafer. The rotor comprises one or more high-density regions. The one or more high-density regions in the rotor comprise at least one high-density material which has a higher density than silicon. The one or more high-density regions have been formed in the silicon wafer by filling one or more fill trenches in the rotor with the at least one high-density material. The one or more fill trenches have a depth / width aspect ratio of at least 10, and the one or more fill trenches have been filled by depositing the high-density material into the fill trenches in an atomic layer deposition (ALD) process.

An operating mechanism for a transfer switch, the operating mechanism comprising a bracket and an energy storage mechanism for driving a main shaft. The energy storage mechanism comprises a first energy storage mechanism, a second energy storage mechanism, and a turnover member. When the turnover member rotates, a corresponding connecting rod shaft is driven by means of one of side walls at two ends of a first arc-shaped sliding groove or a second arc-shaped sliding groove to drive a connecting rod mechanism of the first energy storage mechanism or the second energy storage mechanism to move, such that a corresponding energy storage spring first stores energy and releases the energy after passing a balance position so as to drive the connecting rod mechanism to drive the main shaft to rotate, and the connecting rod shaft slides to the other ends of the first arc-shaped sliding groove and the second arc-shaped sliding groove. In this way, during the energy storage process of the energy storage mechanisms, the main shaft does not move, and after the energy storage mechanisms release the energy, the main shaft is driven to quickly rotate and switch a power supply. The switching speed of an automatic transfer switch is independent of the speed of a manual operation mechanism and an automatic operation mechanism, and the automatic transfer switch can reduce arc erosion on a switch contact system.

The invention relates to a circuit breaker (12) with a mechanical switch (26) inserted into a main current path (18), which has a fixed contact (28) and a movable contact (34) connected to a contact bridge (32) movably mounted for this purpose. The circuit breaker (12) comprises an actuator (38) which is operatively connected to the contact bridge (32) and which has a first actuator unit (39) and a second actuator unit (56). The first actuator unit (39) is energized by means of a control circuit (42), and the second actuator unit (56) is connected in parallel to a resistor element (51) inserted into the main current path (18). The invention further relates to a motor vehicle (2).