245 results about "Mechanical energy storage" patented technology

The invention relates to a drive unit for a medical device such as an insulin pump, lancing device, or test strip magazine. The drive unit comprises an actuator for charging a mechanical energy storage element. The actuator oscillates and executes travel strokes which are transmitted by means of a step-up element to a nonreturn rotor or traveler for prestressing the mechanical energy storage element and driving a movement element.

A latching apparatus may have a normal mode of operation in which a mechanical signal is employed to actuate a door pawl, and hence to release a door latch ratchet. An electrical actuator may be employed to send that mechanical signal, and operation of the actuator may be governed by an electronic control unit (ECU). The latch apparatus may also have a second, or emergency, mode of operation in which a second mechanical signal path is employed either to cause an augmented force to be employed to release the pawl, or to cause a sudden impulse to urge the pawl to release, the sudden impulse being driven by a release of energy from an energy storage device, in particular a mechanical energy storage device. The apparatus may include either an electrical or a mechanical door handle interrupt to prevent unwanted activation. The device may also include an auxiliary electrical back-up power source in the event of a main power source failure.

A tidal power generation system incorporates a buoy tethered to a first cable with a power generation spool engaging the first cable for rotational motion upon extraction of the cable by the buoy during elevation increases of the water on which the buoy is riding. An electrical generator is connected to the power generation spool and a rewinder for the power generation spool reels in the cable during receding water elevation. A gear drive interconnects the power generation spool and electrical generator with a gear reduction in certain embodiments for increasing generator rotational speed. The rewinder uses a rewind spool connected to the power generation spool and engaging a second cable for counter-rotational motion. A mechanical energy storage device is connected to the second cable. A suspended weight provides energy storage in the first embodiment while a spring attached to a fixed anchor point provides energy storage in an alternative embodiment.

The invention relates to a motion mechanical energy storage and release device, in particular to an energy-saving lifting device which realizes smooth release by energy stored in a flat spiral spring. The device comprises a frame, an electric motor, a gear box, a loading box driven by a drum wire cable, and a drive shaft which drives the drum to rotate and is divided into a left section and a right section by the drum, wherein, one section is connected with the gear box by a clutch, and the other section is in parallel connection with a plurality of energy storage devices internally provided with the flat spiral springs by a plurality of the clutches. The energy storage device comprises a driven shaft, the flat spiral spring and the like, the driven shaft is a hollow shaft, the drive shaft passes through the driven shaft, the input end of the driven shaft is connected with the drive shaft by the clutch, after the clutch is closed, the driven shaft and the drive shaft synchronously rotate, thereby the energy storage devices can store or release energy when the loading box falls or rises. The device stores energy particularly when materials are unloaded in a mine and releases energy when the materials are lifted by the flat spiral spring, and the device has the advantages of high energy storage efficiency, stable lifting operation, being safe and reliable, and energy conservation.

Provided is an energy storage system configured to accumulate energy for subsequent discharge. One embodiment includes an indirect energy storage assembly configured to accept energy input from a direct storage assembly. The indirect energy storage assembly includes a converter for lifting a mass, a speed reducer coupled to the converter for increasing torque provided, and a mass coupled to the speed reducer for generating potential energy when raised. In one embodiment, the direct energy storage assembly produces energy based on descent of a mass, the descent controlled by operation of a speed increaser coupled to a generator. In one example, the speed increaser provides an input:output ratio of at least 1:100. The speed increaser can be configured based on parameters of the generator (e.g., speed and torque). The mass of the direct energy storage assembly can include a float for lifting the mass responsive to water level.

The invention discloses an emergency facility glass crushing device comprising a housing, an end cover, an impact body, a driving device of the impact body and a controller of the driving device, wherein, one end of the housing is vertically fixed on the glass plane, and the other end is fixed with the end cover; the impact body is arranged in the housing and is in axial slide fit with an inner wall shaft in the housing; the driving device is arranged on the end cover and is a mechanical energy storage or chemical energy storage driving device; the controller of the driving device is connectedwith a manual control switch and an inductive switch. When emergency occurs, under the condition that people send out orders or the sensing control judges that glass needs to be crushed, the device of the invention can quickly, automatically, efficiently and safely crush glass doors and windows, so that people can run away from sealed environment or take out sealed objects. The device of the invention has simple structure, small volume, low cost and convenient installation, can be widely applied to environment adopting glass windows and doors, such as transportation facilities, building windows and doors, emergency kits and the like.

Systems and methods for controlling shut down of a multiple cylinder internal combustion engine include a mechanical energy storage device to decelerate an engine crankshaft to a stopping position desirable for restarting of the engine. Energy stored during shut down may be used to adjust or reposition the crankshaft to one of a plurality of angular orientations advantageous for restarting, and/or used to rotate the crankshaft during restarting of the engine. A flywheel having a variable mass, such as provided by two or more segments, which may be fixedly or selectively coupled to one or more springs may be used to selectively store and release energy.

The present invention relates to a medical injection system comprising an injection device (100) and a dose capturing unit (20). The injection device (100) incorporates expelling means (101) for setting and expelling a set dose amount of a drug from a reservoir. The expelling means (101) further comprises mechanical energy storage unit adapted to drive the expelling movement and a movable dosing member (350). In one form the dose capturing unit (20) is configured for being releasably attached to the injection device (100). The dose capturing unit (20) comprises a dose sensor (20d) configured to capture data relating to the movement of the dosing member (350) during dose expelling. When the dose capturing unit (20) is attached to the injection device (100), the systems forms a speed limiting means (F, M) to limit the speed of the dosing member (350) during dose expelling so that a force that counteracts the force exerted by the mechanical energy storage unit is generated.

A timepiece having basic timepiece pointers, chronograph information pointers, a mechanical energy storage section, a train wheel, a power generator, and a control section. The basic timepiece pointers are rotated to indicate the standard time. The chronograph information pointers are rotated to indicate chronograph information. The mechanical energy storage section includes a mainspring. The train wheel is disposed between the mechanical energy storage section and the pointers, and transmits energy from the mechanical energy storage section to the pointers. The power generator has a rotating rotor connected to the train wheel, and generates electric power upon receiving the energy from the mechanical energy storage section. The control section is energized by the electric power produced by the power generator, and controls the rotation cycle of the rotor.

According to one aspect of the application, a device for driving a fastening element into a substrate has an energy-transfer element for transferring energy to the fastening element. The energy-transfer element can move preferably between a starting position and a setting position, wherein the energy-transfer element is located, before a driving-in procedure, in the starting position and, after the driving-in procedure, in the setting position.

According to another aspect of the application, the device comprises a mechanical-energy storage device for storing mechanical energy. The energy-transfer element is then suitable preferably for transferring energy from the mechanical-energy storage device to the fastening element.

The invention discloses a mechanical energy storage type highway speed bump power generation device comprising a mechanical transmission part and an energy storage power generation part. The mechanical transmission part mainly comprises a speed bump, a supporting frame, a metal strip, a first crank, a second crank and a driving swing rod, wherein the first crank, the second crank and the driving swing rod are sequentially hinged; one end of the first crank is hinged to the metal strip, the other end of the first crank and the second crank are jointly hinged to a sliding block, the sliding block is mounted in a guiding groove in a supporting plate, and a return spring is mounted on the lower portion of the sliding block in the guiding groove; a driving pawl of a ratchet wheel structure andthe driving swing rod are fixed, a rotating shaft is fixedly connected with a first one-way clutch and a second one-way clutch which are opposite in linkage direction, and the outer circle of the first one-way clutch is fixedly connected with a ratchet wheel; the energy storage power generation part comprises a power generator and a spring-type elastic energy storage device, a mounting gear is arranged on a power generator shaft, and the mounting gear is engaged with an external gear at the outer circle of the second one-way clutch. According to the mechanical energy storage type highway speedbump power generation device, the multistage variable speed is set, the high transmission ratio is achieved as much as possible through the smallest space, mounting is convenient, and the power generation amount is large.

An energy efficient biped robotic system with passive-dynamic locomotion includes a body having a frame. An energy recapture mechanism is suspended within the frame. The energy recapture mechanism includes a load, a mechanical energy storage mechanism that interconnects the load and the frame, and a guide means secured to the load and the frame. A mechanical energy input mechanism interconnects the load with an electric energy generating mechanism. An output means transfers the generated electric energy to an energy storage device. The robot also includes a leg connected to the body portion. The cyclical movement of the leg during passive-dynamic locomotion is transferred to the load through the mechanical energy storage mechanism, and the resulting oscillatory movement of the load is transferred by the mechanical energy input mechanism to the electric energy generating mechanism. The generated electric energy is transferred to the energy storage device for use by the robotic system.

The invention relates to a fast closing mechanism of a small-sized breaker, which mainly adopts a structure that a handle and a connecting link are connected, and the upper end of a moving contact is integrated into one body with a lever through the riveting function of a shaft pin; the middle part of the lever is articulated with a main shaft; the moving contact and the lever is closely connected through a contact pressure spring; a locking spring is provided on a boss of the locking component sharing the same circle center with the main shaft; a fast closing functional component is arranged on the chassis of the shell outside the breaker; the mechanism of the invention is characterized in that: the moving contact is connected with the fast closing functional component through locking. The fast closing functional component is provided with a boss, an elastic thin wall, a side wall and a through hole. The lower end of the lever is provided with a boss, and the boss is connected with a budge through locking. The mechanism of the invention has simple, compact and reasonable structure; when the contacts are to be closed, the fast closing can be realized through mechanical energy storage, causing the operation consuming manpower originally to be changed into the operation without manpower consumption; meanwhile, the mechanism of the invention has reliable performance, easy realization, easy assembly, low cost, relatively low rotational inertia of the moving contact, faster closing and disconnecting velocity as well as improved breaking capacity.

The Gravity energy storage and generating device, main object of the invention is to provide improved mechanical energy storage and release device comprising of the wound and weight energy storing elements. The said device installed in the ground or above where gravity plays a vital role in generating and storing, a large stainless steel encased concrete piston mass that fits in a long cylinder. Both end of the said piston is sealed with two rubber seal ring on the top of the piston and the bottom of piston against the cylinder walls. The cylinders top and the bottom is completely sealed (air tight). The piston's resting point known as first position at the bottom of the cylinder is rubber padded cushion with springs attached to soften the fall of the piston during generating electricity. As the steel cables that is attached at the top of the heavy said piston is pulled up by mean of pulleys. The concrete piston reaches the top also known as second position, you have three forces of energy that is been applied to the piston, gravity, vacuum and air pressure. As the piston descent downwards the shaft attached to the gearbox starts turning, whereby turning the generator.

The present invention relates to an aircraft carrier ejector with mechanical energy storage, which can store energy by turning a wheel disc at a high speed. The energy transmits to a decelerator through a clutch, and then transmits to a reel. A steel rope is connected with an airplane hook to eject the airplane. The invention has the advantages of high energy utilization rate, simple structure, convenient maintenance, and the driving power of the wheel disc driver of the invention is about 200 kilowatt.

The invention relates to a mechanical type energy storage battery, which comprises a spring energy storage device, a deformation driving device, a permanent magnetic generator and a shell, wherein the spring energy storage device comprises a spring which can store mechanical energy through deformation; the spring is provided with a deformation driving release end; the deformation driving device is connected with the deformation driving release end of the spring through a first transmission device; a rotor of the permanent magnetic generator is connected with the deformation driving release end of the spring through a second transmission device; the electricity output ends of the permanent magnetic generator form the anode and cathode of the mechanical type energy storage battery; the deformation driving release end of the spring is provided with a braking device; and each part of the battery is assembled into a whole through the shell. The deformation driving release end of the spring in the spring energy storage device is provided with the braking device; and the braking device can prevent the resetting action of the spring in the process of restoring deformation at any time, thereby achieving the aim that the mechanical energy stored by once deformation of the spring is used for many times; and the braking device provides a switch for the battery correspondingly so that the battery has practical value.

According to one aspect of the application, a device for driving a fastening element into a substrate has an energy-transfer element for transferring energy to the fastening element. The energy-transfer element can move preferably between a starting position and a setting position, wherein the energy-transfer element is located, before a driving-in procedure, in the starting position and, after the driving-in procedure, in the setting position.

According to another aspect of the application, the device comprises a mechanical-energy storage device for storing mechanical energy. The energy-transfer element is then suitable preferably for transferring energy from the mechanical-energy storage device to the fastening element.

A flight lock actuator that can be powered by two sources of stored energy when aircraft power has been switched off. A mechanical energy storage means and an electrical energy storage means provide a fully redundant energy storage system that stores sufficient energy to complete the actuator's extension stroke when aircraft power is removed. The actuator has a motor control system that limits the stroke velocity for both the extension and retraction strokes, including a damper feature capable of effectively braking the actuator during the back-driven extension stroke.