Abstract: Embodiments of the subject invention relate to a cross connecting locking apparatus for portals such as doors, gates, entryways, entrances, hatches, ingresses, garage doors, windows, fenestrations, or any other sort of passageway situated in a larger nonmovable structure. Specific embodiments are remotely operated and can be locked or unlocked under a variety of environmental and/or user-activated triggering mechanisms.

Abstract: The present disclosure provides a speed reduction device, a joint servo and a robot. The speed reduction device includes a driving device, a first stage speed reduction assembly and a second speed reduction assembly. The first speed reduction assembly includes a power gear and a face gear. The second speed reduction assembly includes a sun gear that rotates coaxially with the face gear, a planet gear set driven to rotate by the sun gear, a fixed gear, an output gear for outputting power and a fixed shaft. The speed reduction device uses the first speed reduction assembly and the second speed reduction assembly for power transmission and is compact in structure and has a high single stage transmission ratio.

Abstract: A magnetically-controlled connector for attaching a panel to a support member. The connector is configurable between locked and unlocked positions. In the locked position, an arm extends outward to engage with an exterior support member. In the unlocked position, the arm is retracted inward and is disengaged from the support member. The connector is configured to be movable between the positions using a magnetic actuator that is selectively moved into and out of proximity of the connector.

Abstract: A door stop, including: a top member, being fixed to the bottom of a door, the top member including a vertically movable bolt, and a spring, for lifting the bolt in relation to the door; and a bottom member, being fixed to the floor, for being disposed below the door at the stopping disposition thereof, wherein the bolt and the bottom member are characterized in bolting by magnetic attraction therebetween, being stronger than the lifting of the bolt by the spring, thereby the bolt does not protrude below the bottom of the door at the non-bolted state, thereby not requiring a gap between the door bottom and the floor.

Abstract: A fuel door arrangement for a motor vehicle includes a filler neck compartment, a fuel door and a pivot arm carrying the fuel door. The pivot arm is coupled to the filler neck compartment and can be pivoted between a closed position and an open position about a pivoting axis. The fuel door can be radially displaced on the pivot arm relative to the pivoting axis. The fuel door at least sectionally closes the filler neck compartment in a closed position. The filler neck compartment is sufficiently revealed for refueling the motor vehicle when the fuel door is in an open position.

Abstract: This invention relates to locking devices and particularly to an actuator assembly for a locking device with electronic control. The actuator assembly includes: a motor, having a drive shaft installed to a motor shaft, and a coil spring installed to the drive shaft, and further includes: a follower shaft capable of displacing in an axial direction in the coil spring, and a pin installed onto the follower shaft and rotatable into the coil spring, and the follower shaft is extended into the coil spring and slidably fitted to the coil spring. Compared with the prior art, this invention effectively maintains a radial limitation of the cylinder spring to overcome the vibration of the spring occurred during the rotation of the cylinder spring and the axial displacement of the follower shaft.

Abstract: A passenger vehicle a vehicle body, a front door, and a rear door. The vehicle body comprises a forward base structure, a rearward base structure, and a floor structure extending between the forward base structure and the rearward base structure, which cooperatively define a passenger compartment and a continuous opening for a passenger to enter into and exit out of the passenger compartment. The front door is movable between a first closed position and a first open position. The rear door is movable between a second closed position and a second open position. When the front door is in the first closed position and the rear door is simultaneously in the second closed position, the continuous opening is closed cooperatively by the front door and the rear door.

Abstract: An electric door lock includes an operating device and a latch device operably connected to the operating device. An inner electronic device, an outer electronic device, and an electric driver are electrically connected by an electrical connecting module. An inner fixing member and an outer fixing member are fixed to a door. The inner fixing member includes an inner groove through which a first cable extends. The outer fixing member includes two first grooves. A second cable selectively extends through one of the two first grooves according to an assembling direction of the door. Thus, no matter whether the electric door lock is mounted to a left handed-door or a right-handed door, the electrical connecting module can avoid the mechanical structure of the electric door lock, providing convenient assembly.

Abstract: A dual-power electromechanical lock is provided. The lock comprises a lock cover and a lock body with a latch therein, wherein the latch is installed in the lock body by a rotation restoring mechanism, the lock body is provided with a main power device in transmission connection with the latch, the lock cover is provided with a key hole corresponding to a key, a mechanical power device corresponding to the main power device is provided inside the lock body, and the mechanical power device is in transmission connection with the main power device.

Abstract: A modularized electric door lock includes an operating device mounted to a door, an outer electric device mounted to an outer side of the door for receiving an unlocking signal, and an inner electric device mounted to an inner side of the door and controlling the outer electric device. The inner electric device includes an electric driving device mounted in the operating device for setting the operating device to a locked state or an unlocked state. The outer electric device and the corresponding inner electric device can be selected among various types, such that the door lock of a desired type can be rapidly assembled.

Abstract: The invention relates to a locking device for locking a movable component, in particular a superposition drive of a superimposed steering system, comprising a locking element reciprocatable between a locking position and a release position, which in the locking position cooperates with a movable component located outside a housing of the locking device; and a damping device which damps a movement of the locking element into the release position. The damping device comprises a damping element with a damping portion which is located outside the housing of the locking device. The locking device is designed such that during a movement of the locking element into the release position an end of the locking element moves out of the housing of the locking device and impinges on the damping portion.

Abstract: The invention relates to an actuation device for a flap mounted moveably on a component between a closed position and an opened position, in particular for a flap mounted moveably on a housing of an automobile, comprising: a first actuation part and a second actuation part, wherein the first actuation part is to be fastened on the flap and is moved together with the flap when the flap is moved between the closed position and the opened position, and wherein the second actuation part is to be fastened on the component, locking means with a locking reception provided on the first or second actuation part and a locking element provided on the other of first or second actuation part, wherein the locking element engages in the locking reception upon a movement of the first actuation part with the flap from its opened position into its closed position, whereby the locking element holds the first actuation part against a spring pretension in a locking position on the second actuation part, and a remote unlocking dev

Abstract: A strike plate mounting bolt assembly for resiliently mounting a strike plate to a door. The strike plate mounting bolt assembly includes a bolt and a post wherein the bolt is securably engageable with the post. The bolt is inserted through a bore in the door and the post is inserted through a bore in the strike plate. A resilient member such as at least one Belleville washer is disposed between a head of the post and a cavity in the strike plate wherein the at least one Belleville washer is compressed between the post head and cavity upon securing the bolt and post together to provide a resilient mount between the door and strike plate. The at least one Belleville washer may be a number of Belleville washers selectable stacked to form a pack of Belleville washers. By varying the number and orientation of the Belleville washers, the force/deflection characteristics of the pack may be tuned to accommodate the needs of a variety of electromagnetic lock design features.

Abstract: The present invention relates to electronic and mechanical dual combination locks. In certain embodiments, electronic and mechanical dual combination locks include: a lock base, a spin dial, a spin dial cover, and a spin dial release conversion mechanism. The lock base includes a mechanical combination lock inside. An electronic combination lock is positioned inside the spin dial cover. The spin dial release conversion mechanism has a spin dial release positioned on the top of the lock base. The spin dial release is used by the user to switch the electronic and mechanical dual combination lock between the electronic combination lock and the mechanical combination lock. When spin dial release is placed in a first position, the electronic and mechanical dual combination lock becomes the electronic combination lock. When the spin dial release is placed in a second position, the electronic and mechanical dual combination lock becomes the mechanical combination lock.

Abstract: The system includes a digital counter adapted to display a number which is changed in response to an actuation signal. A lock assembly mounted to the cargo door is connected to the counter. The lock assembly has a hollow housing within which a member having a recess adapted to receive the handle is moveable by the handle between an unlocked position, wherein the door may be opened, and a locked position, in which the door is prevented from being opened. A magnetically actuated switch is mounted within the housing. The switch is adapted to generate an actuation signal to the digital counter in response to movement of the member within the housing from its locked position. The signal causes the counter to change the displayed number, indicating that the door may have been opened in transit.

Abstract: A vehicle side portion structure includes a front side door and a rear side door of a vehicle that does not have a center pillar. A lock member is disposed at a vertical direction lower portion of one side door of the front side door and the rear side door. When the one side door is closed, the lock member engages with the other side door to lock the one side door. A reinforcement member is provided inside the one side door at the vertical direction lower portion. A part of the reinforcement member is disposed on an upper side of the lock member so that the lock member is surrounded by the reinforcement member and the peripheral edge portion of the one side door as seen in a side view of the vehicle.

Abstract: A retractable handle system for a vehicle may include an electric actuator disposed inside a door panel, a driving member configured to be rotated in forward and reverse directions by receiving rotational force of the electric actuator, a driving arm provided to be rotated in the forward and reverse directions by the rotation of the driving member and blocked by the driving member from being rotated in a state in which an operation of the electric actuator is stopped so as to maintain a stored state and a pop-up state of a handle, and the handle which is supported by and coupled to the driving arm and configured to be moved by the forward and reverse rotation of the driving arm.

Abstract: Clutch actuating mechanism for electronic cylinders in locks and method for operating the same. The clutch actuating mechanism for an electronic cylinder in locks relates, in particular, to a clutch actuating mechanism which is responsible for storing the energy supplied by the motor and returning said energy to the clutch at the moment it passes from a clutched position to a declutched position, all of this being carried out with reduced energy consumption. It also relates to the method for operating said mechanism.

Abstract: Embodiments are directed to simulating an operation of a mechanical lock in an electronic context, comprising: applying a contactless wireless credential to a lock, authenticating the credential, unlocking the lock to provide access to a resource protected by the lock based on having authenticated the credential, determining a security level associated with the lock, and conditionally capturing the credential based on the security level.

Abstract: The invention concerns an Actuator for a fuel tank cap (1) or tailboard in a vehicle comprising a latch (2) for locking the fuel tank cap (1) or tailboard as well as an electric drive (3) to enable an automatic opening and closing cycle of the fuel tank cap or tailboard, wherein a rotatable control plate (4) with a control contour for transmitting a force and/or motion by means of a preferably direct contact to at least one adjacent member is designed such that the transmission of force and/or motion depends on the rotation position of the control plate (4). A compact actuator can be obtained.

Abstract: A controller for energizing a vehicle door lock indicator is provided wherein in a power source OFF state, energization of in-vehicle equipment activated by energization is cut off, energization control means cuts off energization of electric display means, energization of which has started at the time of switching when lock state detection means has detected switching from the locked state to the unlocked state, when a predetermined time has elapsed from the time of the switching, and in a power source ON state, energization of the in-vehicle equipment is enabled, as long as the lock state detection means detects the unlocked state, the energization control means continues the energized state of the electric display means even after the predetermined time has elapsed. Thus, when a power source is in an ON state, an unlocked state is clearly displayed, and a door can be prevented from opening undesirably.

Abstract: A closure device comprises a locking mechanism, which has a rotary latch and a pawl, and an electrical drive for opening the locking mechanism. The closure device has an actuating apparatus for actuating the electrical drive, such that the locking mechanism can be opened exclusively electrically. Thus, there is no mechanical system for enabling the locking mechanism to be opened exclusively in a mechanical manner. In the non-actuated state, the electrical drive is completely disconnected from the current-carrying electrical conductors. Thus, there is then no voltage on the drive, which must be used to open the locking mechanism. The actuating apparatus includes one or more electrical contacts that are closed to contact the electrical drive to a current source and put the electrical drive into operation such that an associated door or flap can be opened.

Abstract: A computer is programmed to actuate an electric socket mounted to an exterior of a vehicle to close upon determining that the vehicle's speed exceeds a predetermined threshold, that a cover is open, and that the electric socket is in an electrically disengaged state.

Abstract: An electronic lock includes a base, an electromagnetic mechanism, a connecting mechanism, a clamping mechanism and a magnetically-attractable plate. The base has an opening. The electromagnetic mechanism has a protrusion block. The electromagnetic mechanism is installed within the base. The protrusion block is penetrated through the opening and exposed outside the base. The connecting mechanism is connected with a rear cover. The clamping mechanism is arranged between the connecting mechanism and the electromagnetic mechanism. Moreover, the magnetically-attractable plate is connected with the clamping mechanism. When the electromagnetic mechanism is electrically conducted to generate a magnetic attraction force, the magnetically-attractable plate is attracted by the magnetic attraction force, so that the clamping mechanism is attracted on the electromagnetic mechanism.

Abstract: An electric lock includes an input switching clutch for selectively transmitting electric or manual driving force to an output line. The input switching clutch includes an outer ring that rotates together with an electrically driven input gear, and an inner ring which rotates together with an output gear. Wedge-shaped spaces are defined between the outer ring and the inner ring. Two rollers are mounted in each wedge-shaped space and are biased toward narrow portions of the wedge-shaped space by a coil spring also mounted in the wedge-shaped space. The input switching clutch further includes an unlocking piece having crossbars inserted at both circumferential ends of the respective wedge-shaped spaces, and coupled to a manually driven input shaft so that rotation of the manually driven input shaft can be transmitted thereto; and a torque transmission mechanism for transmitting the rotation of the manually driven input shaft to the inner ring.

Abstract: Provided herein is an inventory management system for dispensing products from an enclosure, methods of securing products within the enclosure, use of the enclosure and for maintaining inventory. The inventory management system may include an enclosure having a self-locking door. The self locking door may include a door, a lock located on the door, a strike plate, wherein the strike plate controls the lock, and a sensor configured to detect the presence of a user and wherein the sensor controls the lock.

Abstract: A locking device includes a spindle follower linkage coupled with a latch and rotatable between a locked position and an unlocked position. A locking block is formed with a pin hole. A pin is insertable through an opening of a housing and into the pin hole. A locking block spring for biasing the locking block in a first position where the pin is inserted into the pin hole and the locking block is disengaged from the spindle follower linkage, and a second position where the pin is removed and the locking block is pushed towards and engaged with the spindle follower linkage, thereby holding the spindle follower linkage in the locked position. A spring unit is held inside the pin hole to facilitate ejection of the pin.

Abstract: A steering lock device includes a lock bar attached to a case member, a motor having an output shaft, a driving gear member which is attached to the output shaft of the motor and which is rotatable together with the output shaft, a driven gear member which is assembled in a state of being meshed with the driving gear member, and which is rotatable in a direction corresponding to a rotation direction of the driving gear member, and a feed screw member which is connected coaxially with the lock bar, which has a male thread screwed with a female thread of the driven gear member and which is capable of causing the lock bar to advance or retreat in an axial direction by the rotation of the driven gear member. The motor, the feed screw member and the lock bar are accommodated in parallel within the case member.

Abstract: A gearbox includes a main housing, a cover, a worm wheel and an output shaft. The main housing includes a receiving chamber having a bottom and a hub. The cover is mounted to an opening of the receiving chamber. The worm wheel is mounted in the receiving chamber. The output shaft is mounted to a center of the worm wheel and coaxially rotatable with the worm wheel. The output shaft extends outwardly through the hub from the receiving chamber. The hub directly supports either the worm wheel or the output shaft.

Abstract: A lid lock device includes: a housing configured to be fixed to a vehicle; a lock member configured to be movably assembled in the housing and to lock a lid of the vehicle in a closed state; a driving source configured to be assembled in the housing and to drive the lock member toward a side where the lock is released; a side surface through-hole formed at a position that opposes a side surface of the lock member in the housing; and a protrusion which is formed in a side surface of the lock member, passes through the side surface through-hole to protrude from the housing, and receives a manual operation force for moving the lock member toward the side where the lock is released.

Abstract: A method for operating a locking system comprising an electronic key and an electronic lock and a central unit which in locking operation is used locally separately from the electronic key and the electronic lock, wherein in the method an external authorization code is generated by the central unit by means of an authorization code determination program, the external authorization code is transferred to the electronic key and the external authorization code is saved in a memory by the electronic key, wherein, on interaction of the electronic key with the electronic lock, the external authorization code is read out from the memory by the electronic lock and is checked by a processor of the electronic lock in that, using an internal authorization code determination program, the processor itself determines an internal authorization code and compares it with the external authorization code received by the electronic key and wherein, in the event of the determined internal authorization code being identical to the

Abstract: A lock assembly is disclosed to lock a moveable structure to a fixed structure. The lock assembly includes an electric actuator operable to move a locking lug between first and second axial positions to correspond with a locked and unlocked configuration of the lock assembly. A resilient member can couple the locking lug to the electric actuator and drive the locking lug between the first and second positions.

Abstract: An electrical control lock device comprises: a safety casing which is provided at least one cover body; a rotating shaft, which is connected fixedly with a locked part and drives the locked part outside the casing to rotate, is provided in the casing; a locking plate which is perpendicular to said rotating shaft is arranged fixedly on the rotating shaft, and said locking plate is provided with a pin control portion; a lock pin which selectively drops into the pin control portion and said lock pin is driven by a power motor to rotate; and a control portion which controls the rotating of the power motor according to a guiding control instruction in order that the lock pin drops into the pin control portion to enable that the locking plate and the locked part are locked.

Abstract: A locking apparatus for a rollup door, comprising latch assembly including a latch, a release lever, a trigger, a cam and a solenoid. A housing that houses the latch assembly includes at least one opening that can removably receive a door striker member. The latch assembly includes a locked/unlocked status limit switch for detecting when the latch assembly is in an unlocked or locked position and an open/closed status limit switch for detecting when the striker member is disengaged from the latch assembly and door is (or can be) open or closed. The locking apparatus can be electronically unlocked or it can be unlocked manually by a user by actuating the solenoid which causes the latch to release the locked striker member.

Abstract: A drawer slide with lock mechanism has an elongated outer slide member extendably coupled to an inner slide member. A latch arm or pin is fixed to the inner slide member for latching by a lock mechanism fixed to the outer slide member. The lock mechanism uses a latch receiver that rotates with respect to the lock mechanism and is in a travel path of the latch arm. A lever arm rotates with respect to the lock mechanism and is positionable to block rotation of the latch receiver in a locked position to retain the latch arm. A motor drives a cam to position the lever arm to free the latch receiver from the locked position.

Abstract: A locking apparatus for a rollup door, comprising a striker member, latch assembly including a latch, a release lever, a trigger, a cam and a solenoid. The latch assembly may also include a limit switch for detecting when the latch assembly is in an unlocked position. The locking apparatus can be electronically unlocked or it can be unlocked manually by a user by actuating the solenoid which causes the latch to release the locked striker member.

Abstract: The invention relates to a motor vehicle door lock and to a method for electrically actuating a locking mechanism in said type of motor vehicle door lock. Said motor vehicle door lock comprises a locking mechanism and an electric drive (1, 2, 3) for the locking mechanism. It also comprises at least one signal transmitter (8) for impinging upon the electric drive (1, 2, 3). According to the invention, a first flank (FS) and also a second flank (FE) of a signal (S) generated by the signal generator (8) are evaluated for controlling the electric drive (1, 2, 3).

Abstract: The present invention relates to a dryer (1) comprising a body (2), a drum (3) disposed inside the body (2), wherein the laundry to be dried is placed, an opening (4) which is situated on the body (2), a dismountable member (5) which is placed into the body (2) by being passed through the opening (4), whereon the particles in the air leaving the drum (3) are accumulated and a lid (6) which covers the opening (4) so as to close the front of the dismountable member (5).

Abstract: An electronic door lock system comprising a door control unit, a key reader and an encrypted binding between the key reader and the door control unit. When tampering is detected the encrypted binding is terminated thereby preventing the door from being opened. There is also disclosed a method for retrofitting a door comprising a key reader with a door control unit. The door control unit, key reader and the latch release mechanism may also be powered by a key comprising a power supply, the key also supplying a coded sequence to the door control unit.

Abstract: A closer device includes: a threaded shaft rotating by drive force of a motor; a shaft-like member threadedly engaging with the threaded shaft to transmit decelerated rotation of the threaded shaft and permit displacement in an axial direction between a first axial position and a second axial position; and a restriction member displaced between a first position at which the shaft-like member is displaced from the side of the first axial position to the side of the second axial position by restricting rotation of the shaft-like member that accompanies the rotation of the threaded shaft and a second position at which the displacement of the shaft-like member from the side of the first axial position to the side of the second axial position is restricted by permitting the rotation of the shaft-like member that accompanies the rotation of the threaded shaft.

Abstract: A vehicle door latch controller is provided in which the operation of a latch release electric motor for driving a ratchet is controlled so as to pivot the ratchet from the ratchet engagement position to the ratchet release position in response to detecting a latch release intention of the vehicle driver in a fully-latched state, wherein a control unit actuates the latch release electric motor so as to pivot the ratchet to the ratchet engagement position after a predetermined time has elapsed since it has detected that the ratchet is at the ratchet release position and actuation of the latch release electric motor has been stopped after the latch release electric motor has started actuating so as to pivot the ratchet from the ratchet engagement position to the ratchet release position. Such controller prevents opening a door undesirably, even if releasing of a latched state is erroneously carried out.

Abstract: A lid lock device includes: a housing fixed to a vehicle; a lock member assembled to the housing and movable between a lock position and a lock releasing position; a motor assembled to the housing and driving the lock member; a worm gear and a worm wheel assembled to the housing and engaged with each other to transmit power of the motor to the lock member; a wheel sidewall provided in the worm wheel, formed by bending a band plate in an arc or circular shape, having a gear portion engaged with the worm gear on the wheel sidewall, and having a gear rear side surface facing a center side of the worm wheel on the wheel sidewall; and a deformation restriction protrusion provided in the housing, the deformation restriction protrusion restricting movement toward the inside of the wheel sidewall.

Abstract: A door access control system permitting electronic and mechanical unlocking includes a lock mounted to a door and an unlocking device matched with the lock. The lock can be set to be in a normal mode or an away mode. The unlocking device can be used to input a real-time unlocking identification information that is transmitted to the lock for comparison purposes. The lock can also be unlocked by a key. When the lock is set to be in the away mode, an alarm device is activated if the key is used. In this case, a first input device of the lock can be used to input a real-time alarm deactivating information to deactivate the alarm device. When the lock is set to be in the normal mode, the alarm device does not operate even if the key is used to unlock the lock.

Abstract: An automated food processing machine receives a whole fruit or vegetable and presses it through a blade set to form slices or wedges. The machine includes a controller coupled to various components including linear motion actuators, a user interface, and sensors. One motion actuator coupled to a slitting blade. Another motion actuator is coupled to a ram. In response to an input the controller activates the motion actuators in a sequence including (1) linear motion of the slitting blade to form a slit in the whole fruit or vegetable and (2) linear motion of the ram to press the whole fruit or vegetable through a blade set to form the slices or wedges.

Abstract: A door system for a vehicle comprises a first vehicle door (16) hingedly mountable to a vehicle for articulation about a pivot axis (123) between a closed position and an open position, the door comprising a cavity; an actuator mechanism (100) disposed within the cavity, the actuator mechanism being pivotally coupleable to the vehicle at a position offset from the pivot axis; and drive means for driving the actuator mechanism to articulate the first vehicle door between said closed and said open positions.

Abstract: The invention relates to a door contact switch, especially for a switchgear cabinet, having a switching piece, a baseplate and a switch housing accommodating the switching piece, the switch housing being movably mounted relative to the baseplate. At least one edge of the baseplate has at least one baseplate snap-in device and the switch housing has at least one switch housing snap-in device such that the baseplate can be locked with the switch housing in at least two different positions.

Abstract: An exterior mirror for a motor vehicle that has a filling funnel for filling at least one liquid container arranged in the motor vehicle. The exterior mirror may have an optical fluid level display. The exterior mirror also includes a flap that is opened to provide access to the filling funnel. The flap may comprise a portion of the outer surface of a housing portion of the exterior mirror.

Abstract: The disclosure describes a locking system for a door with a mortise pocket. The locking system has a mortise case within the mortise pocket. The mortise case defines an alignment hole. The locking system also has a gear box with a worm gear that defines a notched passage that receives a lock knob shaft. A worm within the gear box is coupled to a motor that rotates the worm. The worm engages the worm gear such that the worm gear rotates when the worm rotates. A control board in the gear box is adapted to receive electronic signals and transmit them to the motor to cause the motor to rotate the worm. The gear box also has a worm gear hub that defines a keyed passage and a hub tab. The worm gear hub fits within the notched passage and the keyed passage receives the lock knob shaft. The worm gear also has two notches that the hub tab contacts individually when the gear hub rotates within the notched passage.

Abstract: The present invention relates to an electric steering lock device of a vehicle and an assembly method thereof, more specifically, the invention can also be provided on a column housing of a different vehicle having a manual steering lock device by reducing the height of the product, and is capable of reducing the number of assembly process during assembling.

Abstract: An intelligent door lock system has a position sensing device configured to be coupled to a drive shaft of a lock device. The position sensing device senses position of the drive shaft to assist in locking and unlocking a lock of the lock device. The lock has an off center drive mechanism relative to an outer periphery that allows up to R displacements from a center of rotation of the lock, where R is a radius of the lock. An engine is provided with a memory. The engine is coupled to the positioning sensing device. A circuit is coupled to the engine and an energy source. A device converts energy into mechanical energy is coupled to the circuit, positioning sensing device and the drive shaft. The device that converts energy is coupled to the energy source to receive energy from the energy source.