Abstract: A switch device structure includes an assembly of a main body and an operation body. An electrical connection module and an elastic unit are mounted on the main body. The contact arm of the electrical connection module has a first member and/or a second member with variable arrangement position. According to the position or motion of the operation body, the elastic unit provides an elastic force to push the contact arm of the electrical connection module into a contacting circuit closed state or make the elastic unit separate from the contact arm to form a circuit open state. The arrangement form of the first member and/or the second member of the contact arm of the electrical connection module is variable in accordance with the specification of the switch to achieve NO mode and NC mode.

Abstract: A surface cleaning apparatus includes a surface cleaning head having a dirty air inlet and an upper section mount and an upper portion moveably mounted to the upper section. The upper portion includes a wand. A portable surface cleaning unit is removably mounted to the upper portion. An air flow path extends from the dirty air inlet to a clean air outlet and includes an upstream portion comprising the wand and a flexible air flow conduit downstream of the wand. Each of the wand and the portable cleaning unit can be separately removable from the upper section mount.

Abstract: A rotary shifter having a cylindrical shaped knob with an inner circumferential surface defining an open interior and exhibiting a detent profile. A stationary inner housing is positioned within an open interior of the knob and supports outwardly biased pawls establishing an interface with the detent profile in a selected rotational position. The inner housing supports a rotating spur gear having an end secured magnet positioned above a sensor incorporated into a printed circuit board (PCB), rotation of the knob resulting in the sensor to communicate to a processor component of the PCB a given rotational position designating a given shift or mode selection. The knob includes an illuminating surface for presenting menu options of the shift or mode selection.

Abstract: A rotary shifter having a knob bi-directionally and biasingly supported upon a housing in a monostable and return-to-center orientation. A printed circuit board assembly is incorporated into the housing and includes a sensor and a processor. A spur gear is rotatably supported within the housing and actuated by the knob, the spur gear supporting a magnet in proximity to the sensor. Rotation of the knob causing rotational displacement of the magnet relative to the sensor in order for the processor to instruct a change in shifter position. The knob incorporating a graphical display for indicating a current shifter position of the assembly.

Abstract: An input apparatus includes a casing including an opening, a knob exposed to outside along a virtual central axis, a first support member that supports the knob so as to be capable of a first operation, a second support member that supports the first support member so as to be capable of a second operation of the knob, a first detection member that detects the first operation, a second detection member that detects the second operation, and a detachable regulating member that regulates movement of the second detection member. The second support member includes a groove extending parallel to the virtual central axis. When the second operation is to be disabled, the regulating member including a rib to be fitted in the groove is attached. When the second operation is to be enabled, the regulating member not including a rib to be fitted in the groove is attached.

Abstract: Disclosed is a multi-directional input device, including a pressing switch. Each of two opposite side surfaces of the pressing switch is provided with a first protrusion. The base includes two base side surfaces respectively opposite to the two opposite side surfaces of the pressing switch. Each of the two opposite base side surfaces is provided with a second protrusion respectively, and the second protrusion is engaged with the first protrusion to fix the pressing switch.

Abstract: An input device for a computer, wherein the input device eliminates the impacts caused by sudden stops during the pressing of a button portion provided on the input device for a computer, and thereby prevents a user's fingers and wrists from being strained.

Abstract: A mouse device includes a middle frame, a switch, a button plate, a slidable element and an elastic element. The middle frame includes an opening part and a first hook. The first hook is located beside the opening part. The switch is fixed at a position under the middle frame. The switch includes a triggering part. The button plate is located over the middle frame. The button plate includes a pressing rod. The pressing rod is penetrated downwardly through the opening part. The pressing rod includes a receiving groove and a first sleeve. The receiving groove is located over the first sleeve. The first sleeve includes a perforation. The slidable element includes a second sleeve and a second hook. The second sleeve is installed within the first sleeve. The second hook is engaged with the perforation. The elastic element is disposed within the second sleeve.

Abstract: A three-dimensional imaging system and method based on rotational scanning is disclosed. The system includes a column-shaped frame with a column-shaped side; a transceiving antenna array element arranged on the column-shaped side that transmits a micro-wave detection signal to a detected object located in the column-shaped frame and receives an echo signal reflected back from the detected object; a signal transceiving device that generates the micro-wave detection signal and sends same to the transceiving antenna array element and processes the echo signal; a rotation control device that controls rotational movement of the transceiving antenna array element so that the transceiving antenna array element transmits the micro-wave detection signal to the detected object in a plurality of angles; and a positioning trigger fixedly arranged on the column-shaped frame and configured to trigger the signal transceiving device when the transceiving antenna array element arrives at a position of the positioning trigger.

Abstract: A switch assembly including a socket, a top cap, and an intermediate cart located in the socket. The intermediate cart is slidable with the socket. The top cap is in a spherical or pivot engagement with the intermediate cart. An activation force of the sliding movement is lower than an activation force of the spherical or pivot movement.

Abstract: A switch assembly comprises a button, a pivoting element, a first positioning element, and a second positioning element. The button has a first, second, and third states. The pivoting element extends from a height direction of the button, and has first and second contact parts arranged in the height direction. Surfaces of the first and second contact parts have different contours. The first positioning element and the second positioning element respectively correspond to the first contact part and the second contact part, and are movable relative to each other. A function of the first positioning element and a first positioning section of the first contact part is configuring the first state, and functions of the second positioning element and a second positioning section and a third positioning section of the second contact part are respectively configuring the second state and the third state.

Abstract: A toggle selector switch includes an activator stylus mounted in a housing to be pivotable about at least one axis. The toggle selector switch further includes at least one pushbutton switch positioned axially in the housing to be engaged when the elongate activator stylus is pivoted. The at least one pushbutton switch includes a mounting base including a contact and a first electrically conductive dome coupled to the mounting base. The first electrically conductive dome is positioned above the contact and is adapted and configured to flex under an applied force and to then touch the contact to complete a circuit and to return when the force is withdrawn. The activator stylus and the at least one pushbutton switch are adapted and configured such that the pushbutton switch outputs a signal indicating that the activator stylus has been moved in one of four directions.

Abstract: An electronic device includes a housing, and an operation member mounted on an inner surface of the housing. The housing includes a projection inwardly projected from a main surface of the housing and a wall erected on the main surface and having a light guide hole through which light passes. The operation member includes a holding part extending along the main surface from the projection to the wall, an erecting part erected from the holding part along the wall, a transmission part engaged with peripheral edges of the light guide hole while being fitted into the light guide hole and configured to transmit the light, and a receiving part configured to receive a user's operation from an outside of the housing.

Abstract: A switch button module is provided. The switch button module is adapted to be disposed in an electronic device. The electronic device includes a housing, a circuit board, and a switch element. The circuit board is disposed in the housing. The switch element is disposed on the circuit board. The switch button module includes a mounting base, a connection rod, and a button unit. The mounting base is affixed to the housing, wherein the mounting base is located between an edge of the circuit board and the housing. The connection rod pivots on the mounting base. The connection rod rotates between a first orientation and a second orientation.

Abstract: A person-worn safety device that communicates bi-directionally and wirelessly with a remote receiver system. An accelerometer sensor detects the worker's activity levels to verify the worker's safety, and identify periods of unduly strenuous activity or undue lack of activity. The system also identifies worker position from localized radio signals from terrestrial sources. A manually actuable lever and button are usable by the worker to indicate a need for assistance. A visual or audio interface allows feedback to the worker originated by the device processor or remote server.

Abstract: A working machine display system includes: a monitor including a display unit; a first monitor control unit connected to the monitor and configured to generate a screen for displaying various kinds of information of a working machine and output the screen as a signal to the monitor; a second monitor control unit connected to the monitor and configured to generate a screen for displaying special information of the working machine and output the screen as a signal to the monitor; and a return switch. The monitor displays the various kinds of information in accordance with a signal output from the first monitor control unit and displays the special information in accordance with a signal output from the second monitor control unit, and the return switch causes a transition from a display screen of the special information to a display screen of the various kinds of information.

Abstract: A person-worn safety device that communicates bi-directionally and wirelessly with a remote receiver system. An accelerometer sensor detects the worker's activity levels to verify the worker's safety, and identify periods of unduly strenuous activity or undue lack of activity. The system also identifies worker position from localized radio signals from terrestrial sources. A manually actuable lever and button are usable by the worker to indicate a need for assistance. A visual or audio interface allows feedback to the worker originated by the device processor or remote server.

Abstract: A fire alarm device includes: a base portion; a press portion capable of moving relative to the base portion to deviate away from the base portion or close to the base portion; an alarm switch capable of moving relative to an alarm circuit, to control turn-on and turn-off of the alarm circuit; and a plurality of buttons mounted on the base portion and capable of converting movement of the press portion to movement of the alarm switch; wherein the device has an alarm enable position, wherein, the press portion deviates close to the base portion, to press the plurality of buttons and indirectly press the alarm switch to turn on the alarm circuit; and an alarm disable position, wherein, the press portion deviates away from the base portion, to release the plurality of buttons and indirectly release the alarm switch to turn off the alarm circuit.

Abstract: A switch includes a pushbutton comprising an actuating portion, a first fixed contact element and a first movable contact element facing the first fixed contact element for establishing a first switching way. The first movable contact element may include a movable portion of a first elastically deformable conductive blade. The actuating portion may include a first cam which cooperates with a cam follower portion of the first blade to deform or relax the first blade for longitudinally moving the first movable contact element to come into contact, or out of contact, with the portion of the first fixed contact element, depending on the vertical position of the actuation member. A second fixed contact element and second movable contact may be similarly constructed to provide a second switching way.

Abstract: A heart-shaped self-locking button includes one housing and one push rod. The push rod is slidably arranged within the housing. A heart-shaped structure is formed on the push rod. The button includes one pin and one flexible element. One end of the pin is fixed on the housing, while the other end is fitted with the heart-shaped structure. The flexible element is arranged between the housing and the push rod and presses the pin towards the heart-shaped structure to allow the pin to be in constant contact with the heart-shaped structure. The heart-shaped structure is arranged on the push rod. Also, the flexible element between the housing and the push rod is utilized to press the pin towards the heart-shaped structure on the push rod to allow the pin to be in constant contact with the heart-shaped structure when moving.

Abstract: A trigger includes a segment for exercising throttle control and a segment for exercising brake control. A switch is provided in a radio control transmitter. The switch can be depressed by pulling the trigger in a direction of an arrow A. Setting of full throttle can be assigned to the switch. Full throttle can be turned on only when the switch is depressed by the trigger. It is possible to control on/off of the full throttle easily.

Abstract: An electric switch has a housing with an upper surface through which a actuating plunger extends at a position close to a side surface. The actuating plunger is arranged to operate a switching element disposed inside the housing. An actuating lever is fixed to the side surface adjacent the plunger such that the actuating lever extends over and beyond the upper surface of the housing. A stop for the actuating plunger is arranged inside the housing. With this switch the actuating travel is extended solely in relation to the switch. Furthermore a long over-travel exists following switching, wherein any forces which might occur through improper use in relation to the switch do not cause any damaging effects to the switching element.

Abstract: A touch module is provided, including a hollow frame, a positioning member, and a touch unit. The positioning member includes a main body, an extending portion, and a U-shape structure. The extending portion is connected to the main body and fixed to the frame. The U-shape structure includes a contact portion and a pair of flexible arms. The flexible arms are connected to the main body, wherein the U-shape structure and the main body form a gap therebetween. The contact portion and the extending portion are disposed on opposite sides of the main body, wherein the contact portion is disposed between the two flexible arms. The touch unit is connected to the main body and forms a protrusion, wherein when a force is applied to the touch unit, the protrusion contacts the contact portion.

Abstract: A remote speaker microphone having a directional microphone, a speaker, and a housing. The housing has a first portion sized to contain the speaker and a second portion sized to contain the directional microphone. The second portion defines a front port positioned adjacent the front surface of the directional microphone and a rear port positioned adjacent the rear surface of the directional microphone. The housing is configured to minimize the distance that sound waves travel within the housing before impacting on the sound receiving surfaces of the microphone.

Abstract: A disclosed electrical relay may include a line electrical terminal adapted for connection to an electrical conductor carrying an electrical voltage, a normally-closed connector and a normally-open connector each having a housing and multiple electrical terminals arranged within a cavity of the housing, and a switching element. The switching element is configured to electrically connect the line electrical terminal to at least one of the electrical terminals of the normally-closed connector when not enabled, and to electrically connect the line electrical terminal to at least one of the electrical terminals of the normally-open connector when enabled. The normally-closed connector and the normally-open connector may be tab header connectors, and may be adapted to receive plug connectors of different devices.

Abstract: A portable video and imaging system includes a camera for capturing video of an event, and a video recording device for recording the captured video of the event. The camera is housed in a first housing, the recording device is housed in a second housing, and the first and second housings are physically separate. Various embodiments provide for the system to be mounted to a user's body, an article of clothing, such as a shirt or a hat, to a vehicle, or to an ancillary component carried by the user, such as a firearm.

Abstract: A switching system including a switch activation pin, a switch, and a switch connector is provided. The switch activation pin mounts to an arm that pivotally mounts a door to a body of a device. The switch activation pin moves with the arm when the door is opened or closed. The switch mounts to the device to control a component of the device. The switch connector mounts to the device to activate the switch based on a position of the switch activation pin.

Abstract: Position switch having a pivoting-lever actuator which has a switching shaft supported in an actuating head, said switching shaft switching an actuating element in order to move a plunger of a switching element arranged in a switch housing, wherein a switch head is fastened to the switch housing, the actuating head being fixable in a locking manner to said switch head in different angular positions, for which purpose the actuating head is connectable to the switch head via a plug-in toothing, wherein the switch head and the actuating head have crown toothings which are fittable axially to one another and the teeth of which that are arranged circumferentially in a manner spaced apart from one another provide first and second planar toothings, and the teeth of the first planar toothing have tooth flanks that have a greater radial extent than the teeth of the second planar toothing.

Abstract: A power supply circuit disconnection device includes: a first connector housing (10); a second connector housing (20); a lever (30); a main circuit switch (SW1) that is switched off at a first operation position of the lever, and is switched on at a connector fitting operation position and second operation position of the lever; a signal circuit switch (SW2) that is switched off at the first operation position and connector fitting operation position of the lever; a first lock portion (LK1) that locks the lever at the second operation position; a second lock portion (LK2) that locks the lever at the connector fitting operation position; and a lock release operation portion capable of releasing, by an operation thereof, a lock state of the second lock portion.

Abstract: A circuit breaker handle actuation device used in conjunction with a circuit breaker having a circuit breaker handle and an external handle located on an electrical enclosure. The device includes a stationary frame having first and second horizontal supports. The device also includes a rotatable frame having first and second horizontal elements which extend from first and second vertical elements, respectively. The first and second vertical elements are rotatably attached to the first and second horizontal supports. In addition, an opening for receiving the circuit breaker handle is located between the first and second vertical elements. Further, the device includes a rotatable bracket having first and second vertical arms which are rotatably attached to the first and second horizontal elements, respectively, wherein the rotatable bracket is connected to the external handle. Movement of the external handle between ON, OFF and RESET/PARK positions causes corresponding movement of the circuit breaker handle.

Abstract: An actuator system for operating a switch is described herein. The actuator system can include a shaft of a handle assembly. The shaft couples to a handle and a male coupling element and has a number of positions. Further, a coupling body of a switch assembly can be positioned in the number of positions. The coupling body engages the switch and has a female coupling element, which has a slotted portion that receives the male coupling element and an angled terminus that aligns the shaft to a first position as the shaft couples to the coupling body. The slotted portion receives and engages the male coupling element when the shaft is coupled to the coupling body. The slotted portion prevents the male coupling element from disengaging when the coupling body is in a second position, and disengages the male coupling element when the coupling body is in the first position.

Abstract: The present invention discloses a current switching device and a method for manufacturing the same. The current switching device comprises a cover, a base, a plurality of metal terminals, a switching element, and at least two contact pieces; the base and the cover are combined with each other to form an accommodating space; the plurality of metal terminals are arranged in an asymmetrical shape and buried in the base; the switching element is disposed in the accommodating space; the two contact pieces are disposed on the switching element and comprises at least two contact points respectively, wherein all the contact points contact different metal terminals, and then each contact piece can conduct electricity between two metal terminals; the contact positions between the two contact pieces and the plurality of metal terminals can be changed by the rotary swing of the switching element, so as to switch the current direction.

Abstract: A trigger mechanism for a power tool having a trigger and a locking mechanism, the trigger being moveable between an ON and an OFF position, the locking mechanism being moveable between a LOCKED-ON, a LOCKED-OFF and a NEUTRAL position.

Abstract: A power tool having a paddle switch is configured to allow easier actuation of a switch mechanism. The power tool comprises a housing, a support surface disposed within the housing, a switch mechanism having a first position and a second position, a paddle member including an input surface and a hinge pin positioned a distance from the support surface, and a multiplier member pivotally connected to the hinge pin and having a first arm and a second arm. The first arm of the multiplier member extends from the hinge pin along a first longitudinal axis, and the second arm of the multiplier member extends from the hinge pin along a second longitudinal axis that is not parallel to the first longitudinal axis. The second arm is disposed to contact the support surface when force is applied to the input surface, causing rotation of the multiplier member about the hinge pin. The rotation of the hinge pin causes the first arm to contact the switch mechanism and move it from the first position to the second position.

Abstract: Provided is a microswitch wherein the versatility of a lever member can be prevented from being reduced while the rigidity of the lever member is improved. The microswitch is provided with a housing containing a switch mechanism, a plunger which transmits power to the switch mechanism, and a lever member, the base end of which is supported by the housing. In the microswitch, the tip end of the plunger abuts with the bottom surface of the lever member at an intermediate position in the longitudinal direction of the lever member, and an object to be detected can abut with the top surface of the lever member on the tip end side of the lever member. Further, a first reinforcement portion is formed on the top surface of the lever member, excluding an object abutment portion with which the object to be detected is to be abutted, and a second reinforcement portion is formed on the bottom surface of the lever member, excluding a plunger abutment portion.

Abstract: A system is described herein for actuating at least one feature of multiple features of a device located inside an enclosure. The system can include a depressor extending through an aperture in a surface of the enclosure. The depressor can include a depressor shaft having a first depressor end and a second depressor end, where the first depressor end is accessible from outside the enclosure. The depressor can move between an undepressed state and a depressed state. The second depressor end can contact the at least one feature of the multiple features of the device when the depressor is in the depressed state.

Abstract: A pressure sensitive circuit breaker trip unit has a case forming a gas receiving cavity and a cavity accommodating movement of an actuator body with a trip lever. The actuator is moved by pressure of circuit interruption gases entering the gas receiving cavity. The actuator body has a hollow therein for accepting the interruption gases and accompanying hot debris thereby reducing any fouling of the movement accommodating cavity which may impede movement of the actuator body on subsequent circuit interruptions.

Abstract: A switch device includes a lever and a pusher. The pusher includes a surface that contacts the lever. When force is applied from the lever to the pusher, an inclined surface of the pusher produces a force that moves the pusher from a one-side pushing position to a two-side pushing position. This allows for a user to apply a smaller force to the lever in order to move the pusher from the one-side pushing position to the two-side pushing position and thereby push two switch units.

Abstract: A switch module applied for a power supply system is disclosed. The switch module comprises a power switch, an insulating member, a surge absorber and a pyrocondensation belt. The power switch is connected with the power supply system, the insulating member is set on the power switch, the surge absorber is electrically connected with the power switch and adjacent to the power switch, the pyrocondensation belt is connected with the surge absorber and the insulating member. The pyrocondensation belt shrinks with a temperature of the surge absorber. When the insulating member is in the initial state, the insulating member does not affect the power switch. The insulating member makes the power switch off when the shrinkage degree of the pyrocondensation belt develops enough to block the power switch from being on.

Abstract: A saw assembly includes a housing, a drive member, a motor, a switch, a trigger, a lockout lever, a stop structure, and a lock-on member. The housing defines an interior space, and has a forward housing portion defining a forward housing opening and a rearward housing portion defining a rearward housing opening. The drive member extends through the forward housing opening, and is configured to be moved in a repeating pattern. The motor is positioned in the interior space and is configured to move the drive member in the repeating pattern. The switch is positioned in the interior space and has an actuator movable between an actuated and a deactuated position. When the switch is in the actuated position, the motor moves the drive member in the repeating pattern, and when the switch is in the deactuated position, the motor does not move the drive member in the repeating pattern.

Abstract: Disclosed is an apparatus for operating dispenser in a refrigerator, comprising a base member having a switch by which a dispenser of a refrigerator is operated: a pushing member for transferring a pushing force to the switch; a plurality of connection units connecting the pushing member and the base member to each other so that the switch may be pushed even if any position of the pushing member is pushed. According to the dispenser operating apparatus for a refrigerator, since the pushing member for transferring the pushing force to the switch is respectively supported at right and left side ends of the upper portion and the lower portion thereof by the plurality of connection units, the pushing force can be transferred to the switch even if any position of the pushing member is pushed, which may be convenient to users.

Abstract: A trigger mechanism for a power tool having a trigger and a locking mechanism, the trigger being moveable between an ON and an OFF position, the locking mechanism being moveable between a LOCKED-ON, a LOCKED-OFF and a NEUTRAL position.

Abstract: A position-shifting structure includes a position-shifting frame and a base. The position-shifting frame includes two lateral wall portions and a handle portion. The two lateral wall portions are correspondingly provided with a notch and a mounting hole each and the notches contain bevel surfaces. The base has a receiving space symmetrically provided with two inward protrusions; and the position-shifting frame is connected to and seated in the receiving space with the mounting holes pivotally engaged with the protrusions. When the object is received in the receiving space, the notches are engaged with two lateral projections of the object. When the handle portion is upward pulled, the bevel surfaces drive the object to move from its initial position in the receiving space.

Abstract: A flat press button is provided. The press button includes a base plate, a link member, and a cap. The link member is disposed on the base plate. The cap, having an embossed strip and a flange, pivots at the link member, wherein the embossed strip and the flange are formed at the opposing sites of the cap, and the embossed strip and the flange are operated in a pivotal swinging manner around a pivot axis to abut the base plate alternatively.

Abstract: A charging handle is provided for an electrical switching apparatus including a housing having an exterior, an interior and a recess extending from the exterior toward the interior, separable contacts enclosed by the housing, an operating mechanism for opening and closing the separable contacts, and a charging assembly. A first end of the charging handle is coupled to the charging assembly within the interior of the housing. The second end includes a finger pull. An elongated body extends between the first and second ends and includes first and second sides, and inner and outer surfaces. The charging handle is movable among first and second positions. The finger pull is disposed on the outer surface of the elongated body at or about the second end of the charging handle, and is readily accessible from all of the second end and the first and second sides of the charging handle.

Abstract: A switch for a motor protection circuit breaker capable of reducing a force required to adjust a handle and capable of enhancing the reliability to break a circuit. The switch includes a push link having an outer circumferential curved surface of a varying cam profile, so as to enhance a function to break the circuit by pressing movable contact plates.

Abstract: A device for transferring motion from a manual lever to a reset lever of a pressure trip mechanism in a molded case circuit breaker. The pressure trip mechanism is activated when hot gasses are released during an arc event and the resultant increase in pressure forces a piston in the mechanism to expand and thereby activate the breaker. In some interruption events, hot gasses, and occasionally fragments of molten metal, are responsible for marring the plastic piston surface of the pressure trip mechanism and prevent the mechanism from returning to its pre-interruption position even when it is biased to the pre-interruption position with a spring. A configuration disclosed herein provides for linking the motion of the hand-driven manual lever used to reset the breaker to the reset lever connected to the pressure trip mechanism in order to force the pressure trip mechanism to return to its pre-interruption position.

Abstract: An auxiliary operating device for an electromechanical switching device having an operating mechanism. The auxiliary operating device including an actuating element couplable to the operating mechanism and movable between a first position and a second position, an actuation member movable relative to the actuating element between a third position and a fourth position, and a drive dog arrangement configured to cooperate with the actuating element and the actuation member. The auxiliary operating device further includes a coupling device movable between a release position and an operating position. The coupling device is configured, when in the operating position, so as to move the actuating element with the actuation member in a second direction of movement when the actuation member is in the third position. The coupling device is configured, when in the release position, so as to allow movement of the actuation member in the first and second directions between the third and fourth positions.

Abstract: An apparatus including: a substrate; a keypad including a plurality of distinct rigid elongate keys wherein each elongate key includes: a first end portion supported by the substrate and a second end portion separated by a dimension of the elongate key from the first end portion, and suspended from the substrate in free space by the elongate key; and a plurality of switches, wherein each switch detects travelling towards the substrate of the second end portion of a respective one of the plurality of elongate keys in response to user actuation of the second end portion.

Abstract: A lever button in which at least one side thereof is elastically supported and an electronic device therewith is provided. The lever button includes a manipulation part and an elastic part having one end supported by the manipulation part and another end supported by a support frame. The elastic part comprises at least one cantilever.