Abstract: A drum type washing machine including a balancer capable of rapidly reducing vibration of a spin tub. The drum type washing machine includes a spin tub which is rotated by receiving rotational force from a driving motor through a rotating shaft, a rear balancer having an annular shape and being coupled to the spin tub, and a shaft flange provided at a center portion thereof with the rotating shaft and coupled to the spin tub so as to uniformly transfer the rotational force to the spin tub. The rear balancer is supported on a rear surface of a rear cover by the shaft flange. Thus, the balls accommodated in the balancer are prevented from moving out of the balancer, even if the balancer is broken due to long-period use.

Abstract: A washing machine having a ball balancer coupled to the drum to compensate for a dynamic imbalance during rotation of the drum, the ball balancer including a ring-shaped racer having a closed internal space in which a plurality of balls and viscous oil are accommodated, the ring-shaped racer including a first injection molded member and a second injection molded member joined to each other to form the closed internal space, the first injection molded member including a first side wall, a second side wall and a connecting wall between the first side wall and the second side wall, the first injection molded member having an open side opposite to the connecting wall, and the second injection molded member is adapted to cover the open side of the first injection molded member.

Abstract: A lock device includes an actuating lever pivotally engaged in a lock housing for actuating a deadbolt of a latch device, two rotary mechanisms pivotally engaged in the housing and each having a rotary member pivotally engaged in a casing for coupling to an outdoor handle and an indoor handle, and the rotary member of one of the rotary mechanisms is secured to the casing for allowing the rotary member and the casing of the rotary mechanism to be rotated relative to the lock housing with the indoor handle only, and for preventing the outdoor handle from being brutally rotated by the unauthorized persons and for preventing the lock device from being destroyed or damaged by the unauthorized persons.

Abstract: A theft prevention device includes a base having body with a pair of side walls; a base protrusion protruding from an edge of the body, the base protrusion having a base protrusion opening; and a fastener opening configured to receive a fastener for coupling the base to an external device; and a sleeve adapted to mate with the base, the sleeve having a bottom wall; a pair of side walls extending from the bottom wall; an end wall extending from the bottom wall and between the side walls, the end wall having an end wall slot adapted to receive the base protrusion; and a sleeve protrusion protruding from an edge of the sleeve and having a sleeve protrusion opening configured to be substantially aligned with the base protrusion opening when the base protrusion is inserted through the end wall slot.

Abstract: An electrically and manually lockable container system that includes a container having a container portion and a cover. The cover can be selectively disposed in locked or unlocked conditions relative to the container portion. The container system carries a lock system that includes a latch member that is movable between a locked and unlocked configuration. In the locked configuration, the latch member prevents the cover from being moved from the locked to the unlocked condition. In the unlocked configuration, the latch member permits the cover to be moved from the locked to the unlocked condition. The lock system includes a motor operatively connected with the latch member and a controller that operates the motor to move the latch member between the locked and unlocked configurations. The lock system also includes a manual key arrangement that enables the latch member to be manually moved between the locked and unlocked configuration.

Abstract: A theft prevention device includes an outer shell having a top wall and side walls and defining a cavity, wherein the side walls have a slit therein adapted to accommodate a strap and wherein the top wall has an outer shell opening; and an inner shell having a top wall and side walls and defining a cavity, wherein the side walls have a slit therein adapted to accommodate a strap and wherein the top wall has an inner shell opening; wherein the inner shell is adapted to be mated to the outer shell such that the inner shell opening and the outer shell opening can be generally aligned.

Abstract: A disposable, tamper-resistant luggage locking system and method and systems for its use are provided.

Abstract: Electrified access-control technology devices for a door, particularly electrified locks for a door, having embedded circuitry therein, and methods of making the same. One or more printed circuit boards (PCBs) having various electronic circuitry are secured inside a housing that encases an access-control device, particularly a lock, for a door. The one or more PCB(s) may be embedded on an internal surface of the housing such that the embedded PCB resides inside the housing along with the lock itself. The embedded PCB(s) avoid interference of both any working components of the lock inside the housing and any openings residing in the housing.

Abstract: Provided is a door lock apparatus which is adopted in an electronic product to lock or release a door of the door lock apparatus. The door lock apparatus includes a rocker, a rocker supporting member, a door lock main body and a locking unit. The rocker rotates when the hook of the door enters or withdraws from the door lock apparatus, to be coupled with or separated away from the hook. A rocker hinge rod and a position fixing rode positioned in parallel to the rocker hinge rod are integrated into the rocker. The rocker supporting member is hinge-coupled with the rocker hinge rod to rotatably support the rocker, reciprocatingly moves in a direction in which the hook enters or withdraws when the rocker is rotated, and receives an elastic force from a first elastic member in the direction in which the hook enters.

Abstract: The Menace Garage Lock-MGL is mounted to each side of the door, and the abutting door frame is equipped with the dead bolt receiver or housing, a one-quarter inch cast steel plate bolted to the frame, with a U-shaped bracket into which the dead bolt slides. The dead bolt is cylindrical and possesses the unique characteristic of rotating freely upon its longitudinal axis, which means that even if a thief attempted to saw through it with a hacksaw blade, the dead bolt simply rotates, and thus cannot be cut.

Abstract: One embodiment of a lockable utility box lid (20) for a utility box enclosure (10) comprises a box lid (12) having at least one upper tool aperture (22) and at least one clamping mechanism (30) coupled to the underside of the box lid (10). The clamping mechanism (30) includes at least one lower tool aperture (38) of a lock plate (32) oppositely corresponding to the upper tool aperture (22) of the box lid (12). The lock plate (32) may be coupled to a plurality of side plates (40). The clamping mechanism (30) may also include a pivot arm (60) coupled with a jaw plate (72). A pivot tab (34) of the lock plate (32) may be inserted through a pivot tab aperture (76) of the pivot arm (60) thereby creating a fulcrum point. A back plate (50) inserted into a plurality of back plate apertures (52) of the side plates (40) and a threaded plate (64) inserted into a plurality threaded plate apertures (68) of the pivot arm (60) may be aligned to receive a bolt (80).

Abstract: A securing apparatus is provided for securing, in one embodiment, a plurality of enclosures, such as for example, a plurality of electric meter boxes, the apparatus being mountable to the at least one of the plurality of enclosures. The securing apparatus comprises an enclosure locking member which includes at least a bracket arm, a fastening member and a housing mountable to at least one enclosure; the securing apparatus further comprises a securing member having first and second ends, with the securing member including at least a securing bar and a coupling member being moveably attachable to the securing bar, wherein the coupling member is pivotably mateable with the extended flange of the enclosure locking member.

Abstract: A vehicle door having an electronic unlatch system and a method of operation. The door includes an electronic key cylinder mounted to the door and includes a slot that receives a key; a switch engaging the key cylinder to detect when a key has been turned in the cylinder; and a door latch mounted to the door to selectively unlatch the door, with the door latch receiving a signal from the switch to unlatch the door. The door also includes a backup power supply mounted in the door and supplying electrical power to the door latch and switch, with the backup power supply receiving power from a vehicle electrical system to recharge the backup power supply.

Abstract: A key holder, comprising an external housing and an internal housing pivotably mounted inside the external housing. Keys can be retractably mounted in the internal housing with means by which keys can be extended in and out of the internal housing while the internal housing. The internal housing can be rotated in relation to the external housing when the keys are retracted into said internal housing with the keys in the internal housing held under pressure against a plug of soft material to dampen rattling when in a retracted position. The external housing includes an internal chamber sized and configured to contain a larger remote key adjacent the internal housing when the internal housing is retracted into the key holder. Other aspects of the key holder include an integral light or cell phone.

Abstract: A method for treating a high water content sludge is disclosed, where the method includes mixing into the high water content sludge, an effective amount of an ash composition. The effective amount of the ash composition is sufficient to convert a portion of the sludge and the ash composition into a treated sludge including an amount of a solidifying matrix to impart properties to a depth of the sludge sufficient to support commercial construction equipment. A treated sludge and sludge pits are also disclosed as is the ash composition used to form the treated sludge.

Abstract: An apparatus and process for reducing variations in the profile of a sheet metal stock are shown and described. The process includes the use of two passes, each comprising two smoothing surfaces. The smoothing surfaces of each pass are mateable to define a profile between the smoothing surfaces. The profile defined between the smoothing surfaces of the first pass is substantially the inverse of the profile defined between the smoothing surfaces of the second pass. As a sheet metal is processed between the first and second passes, it is formed with the first profile and the second profile thereby reducing variations in the profile of the sheet metal.

Abstract: In order for the straightening of deformed electrolysis potshells to provide operationally reliable equipment which makes it possible to straighten deformed potshell sidewalls even of different deformation resistance independently of one another, specifically both in the case of the potshell carrying structure and in the case of the potshell sheeting, according to the invention an elongate transportable straightening beam (14) is proposed, which with its length can extend over the distance between two potshell walls (12, 13) lying in each case opposite one another and which at each of its two end regions has a straightening jaw (15, 16) with a downwardly open U-profile-shaped through orifice (17, 18), by means of which the straightening beam can be positioned onto the top side of the potshell sidewalls, in or on the U-legs of the straightening jaws (15, 16) being arranged in each case at least one hydraulic straightening ram (25, 26, 27, 29) coming to lie parallel to the potshell bottom, and the straightening

Abstract: A corrugate fin manufacturing apparatus includes: a die; a machining punch inserted into a concave in the die to form a rib, wherein on entering the concave, the machining punch does not contact a part of a plate-like body that has not been machined into ribs or does not cause resistance to drawing in of the unmachined part during formation of a rib even when there is contact; a mounting portion provided on the die; and a flat punch provided upstream of the machining punch, wherein when a rib is being formed, the flat punch is positioned to not contact the unmachined part or shaped to not cause resistance to drawing in of the machined part even when there is contact, and wherein after formation of a rib, the flat punch presses down the unmachined part and flattens the unmachined part in combination with the mounting portion.

Abstract: Truing devices constructed and arranged for truing one or more disposable metallic blades and methods for the manufacture and use of same are disclosed herein.

Abstract: The invention relates to a process for making a reinforced curved metallic structure, made from a heavy-gauge or plate-gauge sheet of an aluminium alloy containing scandium. The process consists in combining forming (200) and machining (300) steps, the forming step (200) giving the structure curvature(s) and the machining step (300) producing a network of ribs for reinforcing the structure. A finishing step (400) can complete the preceding steps. Such a process makes it possible to obtain a monobloc metallic structure with good mechanical properties simply and quickly. Application to the manufacture of a reinforced curved metallic structure of an aircraft subassembly.

Abstract: The instant invention relates to a multi-stage stamping-bending method for introducing a primary and at least one secondary structure into a band-shaped metal foil, wherein, after passing through the multi-stage stamping-bending method, the metal foil encompasses at least two 180° bends between primary and at least one secondary structure along the wave train of the primary structure within one wave of the primary structure, in the case of which the primary structure is introduced into the metal foil during a first bending method step so as not to be formed completely in all of its areas, in the case of which the primary structure is embodied completely in its remaining areas during a subsequent second bending method steps and in the case of which the at least one secondary structure is introduced into the metal foil in a completely formed manner during a subsequent third bending method step, wherein the metal band passes through the method steps back-to-back.

Abstract: An extrusion press for making profiles of nonferrous metal has a ram, a hydraulic piston/cylinder assembly for moving the ram, a pump connected to the assembly for pressurizing same, and an electric motor connected to the pump for driving same. A multiphase source of electricity is connected via a controller to the electric motor for a soft start of the motor.

Abstract: The invention provides a manual or automated method for eliminating or minimizing retention time shifts in comprehensive two-dimensional gas chromatography (abbreviated GCxGC). Under nominal identical conditions (identical column-set specifications and GCxGC oven temperature programming), the invention allows one to reproduce the two-dimensional retention times from one column-set to another, from one GCxGC to another or from one column outlet pressure to another. A procedure is described to manually or automatically adjust the head pressure of the primary column and the (effective) secondary column length to compensate for the two-dimensional retention time differences.

Abstract: A sensing module and method for monitoring various physical parameters, and particularly environmental parameters to which a living body may be subjected, for example, impacts and shock wave pulses. The module at least one energy storage device and at least one set of electromechanical sensing elements contained in a housing. The sensing elements are responsive to an external environmental input, and each sensing element defines an open electrical path when not subjected to the input, is operable to define a closed electrical path that produces an output in response to the input if the input exceeds a threshold of the sensing element. The module generates data corresponding to the outputs of the sensing elements and records the data.

Abstract: A soot sensor includes a soot sensor including a sensor element and heater element disposed on a first surface of the soot sensor. A soot sensing system may include a soot sensor and circuitry electrically coupled to the sensor and heater elements of the soot sensor. The circuitry is configured to determine an amount of soot accumulated on the soot sensor and to control heating of the heater element in response to the soot accumulation.

Abstract: A portable scent detection system for moving air from a search area to an animal's nose that can include a hand-held pickup for collecting air from a target area, an air moving unit containing at least one fan, a return hose coupled between the pickup and the air moving unit, and a scent presentation device worn on the animal's head with a one or more presentation ports near the animal's nose. The preferred animal is a dog; however, any animal which can be trained to indicate detection of a target scent can be used. The air moving unit can be double or single. A single unit can contain one fan, while a double unit can contain a second fan. More fans can be added in series or parallel as needed to provide adequate airflow. The pickup device can also optionally contain a fan. The fans can be battery powered using fixed or rechargeable batteries. The battery or batteries can be external or internal to the unit. The air moving unit can be contained in a waist or backpack for ease in use.

Abstract: The present invention discloses a method and device for measuring dust concentration in flowing gas, particularly atmospheric air. Aerodynamic forces continuously position the intake nozzle (2) along the direction of gas flow. The velocity of the measuring stream in the inlet of the intake nozzle (2) is compared with velocity of gas flowing around the intake nozzle (2) and the possible difference is compensated by changing the velocity of the measuring stream in mechanical way.

Abstract: An efficient process for enzymatically peeling citrus fruit applies a vacuum to perforated fruit and, while maintaining that vacuum, introduces an enzyme solution to the perforated fruit. The fruit is infused with the enzyme by releasing the vacuum pressure. After incubating the enzyme, the albedo of the fruit is weakened and the citrus peel can be readily removed. The peeled fruit may be divided into sections and the encompassing membrane removed.

Abstract: The present invention provides methods and devices for the direct quantitative analysis of multiple pesticides on individual seeds with or without fluorescent pigments. The seed varieties include corn, cotton, wheat, soybean and canola.

Abstract: Disclosed are methods of determining the effectiveness of an asphaltene deposition inhibitor in oilfield applications. Such methods typically comprising the steps of introducing an oil well fluid into a microfluidic/millifluidic system; introducing a mixture of an asphaltene deposition inhibitor and carrier into the microfluidic/millifluidic system; introducing a precipitating agent, typically comprising heptane, into the microfluidic/millifluidic system; and optionally introducing toluene into the microfluidic/millifluidic system; then observing the presence or absence of asphaltene aggregation within the microfluidic/millifluidic system.

Abstract: A continuous testing method for testing the concentration of a target object in a fluid is provided. The method comprises the following steps. A focused light is provided in the fluid to separate the target object from a non-target object in the fluid by changing the movement direction of the target object and the non-target object. The fluid having separated out the non-target object is enabled to react with a reagent. A signal is provided to pass through the fluid having reacted with the reagent. The signal passing through the fluid is received and an electronic signal is outputted corresponding to the input signal. The concentration of the target object is acquired according to the electronic signal.

Abstract: Method for determining the intrinsic gel strength of a water-absorbing hydrogel-forming polymeric material, comprising the step of: obtaining a hydrogel of said water-absorbing polymeric material, submitting said hydrogel to a controlled strain application step and measuring the stress; or submitting said hydrogel to a controlled stress application step and measuring the strain, and determining from said measured stress or strain of step c) the modulus of said hydrogel.

Abstract: A mobile turf instrument apparatus has a wheeled frame that may be propelled over the ground by a motive device, such as by a separate vehicle or by its own engine and drive train. A driven arm is carried on the frame and revolves in circles to periodically insert the probe(s) of a probe assembly into the ground during motion of the frame. The drive to the arm is momentarily disengaged when the probe(s) of the probe assembly are inserted into the ground. The probe assembly comprises two parts that rock relative to one another. Two soil measurement devices are connected to the probe assembly. A soil moisture sensor is coupled to the probe assembly for measuring soil moisture when the probe(s) are inserted into the ground. A load cell is responsive to the amount of rocking of the two parts of the probe assembly to measure soil compaction.

Abstract: Dynamic IR radiation power control for use in a nanoscale IR spectroscopy system based on an Atomic Force Microscope. During illumination from an IR source, an AFM probe tip interaction with a sample due to local IR sample absorption is monitored. The power of the illumination at the sample is dynamically decreased to minimize sample overheating in locations/wavelengths where absorption is high and increased in locations/wavelengths where absorption is low to maintain signal to noise.

Abstract: A combustion state detection apparatus includes an ion detection device that detects ions generated in a combustion chamber, an end detection device that detects ion signal end timing after spark timing obtained from the ion detection device, and a combustion diagnosis device that sets comparative timing to be compared with the end timing to determine abnormal combustion when the end timing is advanced from the comparative timing. The diagnosis device sets a smoothed value smoothed using various ion signal end timing values to set a ratio of the smoothed value and the spark timing and sets the comparative timing by making the ratio variable at predetermined timing with respect to the smoothed value. Hence, abnormal combustion in the internal combustion engine can be detected without causing a change in detection accuracy even with a change in calibration or environment and matching man hours for abnormal combustion detection can be reduced.

Abstract: An engine control module having an environmentally-sealed housing includes a housing-mounted air pressure sensor for providing a reliable measure of atmospheric air pressure to a control circuit mounted within the housing. The sensor is mounted on an inboard face of the housing, and includes a sensor element, a body portion and a riser portion. The sensor element is mounted in the body portion, and the riser portion protrudes through an opening in the housing to couple the sensor element to atmospheric pressure outside the housing. The body portion is sealingly secured to the inboard face of the housing, and a set of conductor pins molded into the body portion extend inward to engage a circuit board enclosed by the housing, and thereby directly couple the sensor element to the ECM's control circuit. The top of the riser portion is capped by a splash-proof lid to prevent water intrusion.

Abstract: A sensor for sensing the position of a reciprocating free piston in a free piston Stirling machine. The sensor has a disk mounted to an end face of the power piston coaxially with its cylinder and reciprocating with the piston The disk includes a rim around its outer perimeter formed of an electrically conductive material A coil is wound coaxially with the cylinder, spaced outwardly from the outer perimeter of the disk and mounted in fixed position relative to the pressure vessel, preferably on the exterior of the pressure vessel wall.

Abstract: A sensor target assembly is provided for a body having an axial bore. The sensor target assembly includes a polymeric alignment positioning cylinder for insertion into the bore. Target material is provided which is mounted to the alignment positioning cylinder. The alignment cylinder can optionally have annular barbs.

Abstract: In a tire testing machine, a test tire transported onto a belt conveyor is entrusted to a lower rim by lowering the belt conveyor. In this state, an upper rim is lowered to the position of the lower rim, whereby the upper and lower rims are fitted to the test tire, and then the test tire is inflated. An inflation method for the tire testing machine comprises stopping the belt conveyor at an intermediate position, without lowering the belt conveyor to a descent limit, when entrusting the test tire to the lower rim by lowering the belt conveyor; and inflating the test tire, with the weight of the test tire being shouldered by the belt conveyor as well.

Abstract: An air monitoring device (100) includes an outer casing (101) configured to receive an airflow (102) comprising particulate; a bore (103) located inside the outer casing (101); and a collection probe (104) located inside the outer casing (101), the collection probe (104) being configured such that there is a gap (105) between an exit of the bore (103) and an entrance of the collection probe (104), such that particulate in the airflow (102) having a diameter larger than a threshold flows through an interior of the collection probe (104).

Abstract: A method for determining the resource consumption in the usage of a fluid, in particular water, withdrawn from a withdrawal site, determines the amount of fluid withdrawn from the withdrawal site during a withdrawal unit. The fluid quantity is based either on the fluid quantity of an individual withdrawal process or the fluid quantity of an overall withdrawal process combining several individual withdrawal processes. The overall withdrawal process is taken into account when the individual withdrawal processes take place in a time interval that is smaller than a predetermined time window.

Abstract: The device (1) comprises a body (2) in which are formed a first and second chamber (14, 15) separated sealingly from each other by a resilient diaphragm (6). The first chamber (14) has an inlet opening (2c) intended to be put in pneumatic communication with the region of a container which is above the liquid; the second chamber (15) communicates with the atmosphere. A winding (8) is mounted in a fixed position in the body (2), on the side opposite the first chamber (14) with respect to the diaphragm (6). A core (11) is coupled to the diaphragm (6) and is movable with respect to the winding (8) such that in operation the inductance of the winding (8) varies as a function of the position of the core. The device also comprises a first spring (12) tending to move the core (11) towards the diaphragm (6), and a second spring (16) tending to oppose the action of the first spring (12). The second spring (16) is positioned in the second chamber (15).

Abstract: There is provided a water level sensing apparatus including: a body disposed to be exposed within a liquid tank and having an accommodating space therein; and a capacitance detecting unit accommodated in the accommodating space of the body, wherein the capacitance detecting unit compares an upper side capacitance value and a lower side capacitance value and turns on or off an output signal. Because a changeable reference that the capacitance values of a reference surface and a detected surface of the body are simultaneously changed is used, even if the body comes in contact with moisture or debris, the reference surface and the detected surface are equally affected by the moisture or debris, thus reducing the occurrence of malfunction.

Abstract: This invention provides methods and devices to measure physical characteristics of sample fluids. Samples are introduced into a sample chamber in contact with a mechanically oscillating working member. The vibrations are received by a piezoelectric sensor transducer and correlated to a sample characteristic, such as viscosity or density. The devices include a sample chamber in contact with one or more working members actuated by a piezoelectric actuator and/or monitored by a piezoelectric sensor.

Abstract: A special measuring bottle for measuring volume of solid includes a bottle body and a lid body. The bottle body is filled with a liquid and has an accommodating cavity to be accommodated with a sample solid and a reading cavity communicating with the accommodating cavity. The size of the inner edge of the accommodating cavity is larger than that of the reading cavity. Meanwhile, the accommodating cavity is formed an opening, and the reading cavity is arranged a plurality of graduations available for reading the level position of liquid. The lid body is sealed at the opening just like a shroud. Thereby, when the volume of a solid is measured by the displacing method, the accuracy of measurement by the special measuring bottle is higher than that by a common graduate of close volume, and by the special measuring bottle the specific weight of the sample solid can be less than that of the adapted liquid.

Abstract: A sensor system includes a supporting element and a sensor element attached to the supporting element and having a main plane of extension. The supporting element has (i) at least one contact element for electrical contacting of the sensor system and (ii) at least one relief structure for stress decoupling, the at least one relief structure being situated in a plane parallel to the main plane of extension essentially between the at least one contact element and the sensor element.

Abstract: A hydrostatic sensor device and method is provided for detecting changes in elevation in pipes, boreholes, and tunnels below ground. A pressure transducer for sensing differential changes in fluid pressure is provided at one end of an extensible hose or other flexible conduit, while the other end is maintained in an equalizer tank at a reference atmospheric pressure at a given elevation. As one end of the system is moved along a grade, pressure changes at the transducer end relative to the reference pressure at the equalizer end are measured corresponding to elevation changes and are recorded against a distance scale, thus providing an accurate profile of the line surveyed.

Abstract: An angular velocity sensor comprising a fixed part, a weight coupled with the fixed part via a flexible part having a bending part, a first electrode disposed outside the bending part, and a second electrode disposed inside the bending part, in which the first electrode and the second electrode have an upper electrode and a lower electrode interposed by a piezoelectric layer, respectively, and the width of the first electrode is smaller than the width of the second electrode, and the difference of the amounts of electric charges generated at the first electrode and the second electrode can be suppressed thereby improving the accuracy of detection.

Abstract: An out-of-plane comb-drive accelerometer. An example accelerometer linearizes a response. An example accelerometer includes one or more stators having a plurality of tines having a surface parallel to a surface of substrate. The tine surface is at a first distance from the surface of the substrate. A proof mass includes one or more rotors that include a plurality of rotor tines attached to an edge of the proof mass. The rotor tines are interleaved with corresponding ones of the stator tines. The rotor tines include a surface parallel to a surface of the substrate. The rotor tine surface is at a second distance from the surface of the substrate. The first distance and second distance are unequal by a threshold amount. Motion of the rotor relative to the stator in an out-of-plane direction provides a linear change in a capacitive value measured across the rotor and the stator.

Abstract: An acceleration sensor includes a substrate, and a plurality of acceleration detection units supported by the substrate. Each of the plurality of acceleration detection units has a torsion beam supported by the substrate and distorted about a torsion axis line; a detection frame supported by the torsion beam so as to be rotatable about the torsion axis line; a detection electrode formed on the substrate so as to face the detection frame; a link beam supported by the detection frame at a position on an axis line deviated from the torsion axis line when seen in plane; and an inertia mass body supported by the link beam so as to be displaceable in a thickness direction of the substrate. The plurality of acceleration detection units include first and second acceleration detection units. The first and second acceleration detection units are disposed side by side along a direction of the first torsion axis line.