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Motors: spring, weight, or animal powered

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Class / Patent application numberDescriptionNumber of patent applications / Date published
185Motors: spring, weight, or animal powered60
185002000COMPOSITE6
20080202855Push Car - The present invention regards to a push car to push a parked car. The push car push the parked car effectively because the rotation direction of its rollers contacted on the earth surface is opposite to that of its another rollers contacted on the wheel of the car.08-28-2008
20120298452OSCILLATOR SPRING COMPOSITION AND METHOD FOR FABRICATING AN OSCILLATOR SPRING - An oscillator spring material comprising a mixture of a host material with an additive in proportions which permit the thermal evolution of the material's elastic modulus to be tuned, e.g. to correct or compensate for other thermal changes in an oscillator system. The additive comprises a crystalline material having an abnormal thermal evolution of elastic modulus. The host material has a normal thermal evolution of elastic modulus. The additive is mixed with the host material before the host material undergoes a phase transformation into its final form. The additive has a phase transformation temperature higher than the host material, so that additive remains in the same state while the host material phase transformation takes place.11-29-2012
20140299415Static Weight Energy Production Apparatus - An energy production apparatus that includes a weight bearing member configured to alternate between an upper and lower position, and a drive shaft. A gear system can be connected to the weight bearing member and the drive shaft. The gear system can be positioned to rotate the drive shaft when a load is placed on the weight bearing member and the weight bearing member moves from the upper position to the lower position. A torsion spring can be connected to the drive shaft, the torsion spring positioned to wind as the weight bearing member moves to the lower position. A return member can be configured to return the weight bearing member to the upper position. A locking member can selectively engage the gear system, the locking member preventing the torsion spring from unwinding when engaged. A generator can be driven by the drive shaft as the torsion spring unwinds.10-09-2014
185009000 Spring only 3
20090188756DRIVE MECHANISM FOR RELATIVE PIVOTAL MOVEMENTS BETWEEN TWO OPERATING PARTS OF A DEVICE - The present invention relates to a drive mechanism (07-30-2009
20160130866COVERING FOR AN ARCHITECTURAL OPENING INCLUDING MULTIPLE STAGE SPRING ASSEMBLY - A covering for an architectural covering is provided. The covering may include a multiple stage spring assembly. The spring assembly may include a non-rotatable first member, a first spring including a first end portion and a second end portion, and a second spring including a first end portion and a second end portion. The first end portion of the first spring may be coupled to the first member. The first end portion of the second spring may be coupled to the second end portion of the first spring to rotate with the second end portion of the first spring.05-12-2016
185010000 With winding means 1
20090071756Power Source Device - There is provided a power source device capable of obtaining power not only when springs or the like return but also when a handle for winding up the springs or the like are operated. The power source device comprises a main shaft connected to both the handle and a main power generation device, an auxiliary shaft connected to an auxiliary power generation device arranged side by side in parallel with the main shaft, the main spring and the auxiliary spring requiring less load to wind up than the main spring being installed between the main shaft and the auxiliary shaft via drums such that accumulation and release of elastic force of the springs are alternated on both shafts, wherein when the main shaft is normally rotated by the handle, elastic force accumulated in the auxiliary spring is applied in the direction of rotation of the main shaft as releasing force.03-19-2009
185015000ANIMAL POWERED2
185016000 Belt tread 1
20110266091ANIMAL POWER GENERATOR - A treadmill power generator (11-03-2011
185018000 Pivoted disk tread 1
20150122583HUMAN POWERED IRRIGATION PUMP - A human-powered pump assembly includes a frame and a treadle pivot attached to the frame, such that the treadle pivot defines a horizontal rotational axis. The pump assembly includes a pair of treadles coupled to the treadle pivot and a rocker pivot attached to the frame, such that the rocker pivot defines a separate horizontal rotational axis. The pump assembly includes a reciprocating rocker coupled to the rocker pivot and to the pair of treadles to constrain the motion thereof, such that the rocker pivot axis is located below the treadle pivot axis.05-07-2015
185027000WEIGHT29
20080245615Machine functioning on the principle of exploitation of centrifugal forces - A machine for generating mechanical energy and functioning on the principle of exploitation of centrifugal forces of masses being displaced along a closed mechanical circuit over at least a curved section of the circuit. Optionally, the machines also functions on the principle of energy gain caused by masses falling under the influence of gravity in the closed circuit that is permanently maintained in a state of dynamic unbalance with an input, continuous or not, of external energy.10-09-2008
20090014249Levitation and Propulsion Unit (LPU) - The Levitation and Propulsion Unit (LPU) defies the pull effect of gravity through the transformation of centrifugal force from spinning wheel into internal upward thrust without interaction with its external environment. It transforms the centrifugal force from spinning wheel by exerting balanced pulsating force parallel to the axis of spin, and reinforce by the compression and expansion of magnetic repulsive force, to create the internal upward thrust parallel to the axis of spin. Through systematic rapid succession of thrust, it counteract the pull effect of gravity, result in levitation; and by angulations of LPU propel the whole unit and its application. It serves to replace or complement the propeller, wheel, jet engine, solid fuel, etc, in the area of transportation and use in space travel.01-15-2009
20090183951Intertial propulsion device - Inertial propulsion is a largely undeveloped field. Inertial propulsion is defined as propelling a vehicle without the use of a propellant such as rocket fuel or ions, or by the application of an external force.07-23-2009
20100051389Electricity Generating Device by Applying Vehicle Weight - In an electricity generating device by applying vehicle weight, a rolling vehicle wheel is weighting down on a pressure receiver to actuate a driving mechanism having a restoring function. It is then able to provide a unidirectional rotating torque to drive a generating device to produce electrical power. The mechanical power transmission is performed by a transmission gear unit composed of a driving wheel and a follower wheel interconnected each other with a transmission means therebetween. When the vehicle weight is applied to the driving mechanism by pressing the vehicle wheel on the pressure receiver, the driving mechanism is forced to downwardly urge a ratchet wheel and a driving wheel to rotate that in turn causes the rotation of the follower wheel through the transmission means thereby driving the generating device to operate to produce electricity. The driving mechanism can recover its initial state with the aid of a balancing weight as soon as it has been liberate from the exerted pressure of the vehicle wheel. The device is to be installed flush with the road surface to work.03-04-2010
20100096219Engines which work using gravitational force - 1. The engine works using gravitation force04-22-2010
20110048858Power generation appratus and method - Embodiments include a method and apparatus for providing power. In some embodiments, the apparatus comprises a first assembly and second assembly which use centrifugal force to generate power. In some embodiments, the apparatus comprises a method for producing power using centrifugal force from the first and second assembly.03-03-2011
20110108362Free energy - Free Energy is a perpetual motion machine that operates indefinitely and independently without any other source of fuel, electricity, or any other renewable energy source other than gravity. Free Energy produces more energy than the amount of energy necessary to operate the machine itself. Never before has a machine of this nature been produced. Free Energy utilizes magnetism, water pressure, buoyancy, gravity, leverage, and the physical properties of Helium to operate.05-12-2011
20130186711Modified Vector Dynamics 2 - Gyroscopic precession is the result of angular velocity of rotation and angular velocity produced by torque which acted upon by vector force of gravity will cause precession. The resulting precessional vector force at right angle to torque is currently well understood, though not understood how this precession vector can be modified by right angle to produce the same force as a directed vector force; how angular momentum could be made directional. Inventor shows in principle how this Earth gravity G-force is re-directed using gyroscopic action housed within a larger apparatus, when whole apparatus is spun in either direction, whereby the angular momentum is transferred along the axis of spin. The result is a directional force caused by acceleration of spin of whole apparatus, which may be a usable force in future propulsion systems.07-25-2013
20140367201Gravitation deflection anti-gravitational applications - This disclosure presents and claims means for the modification of local gravitation by modifying its direction of action and presents and claims various uses of those means. The new technology involved is the recognition that light and gravitation flow in the same common medium; that the observed effects of gravitational lensing and light diffraction demonstrate the gravitational field of atoms deflecting the flow of that common medium of light and gravitation; that a suitable arrangement of atoms consequently could produce a desired deflection of gravitation; and that the atomic structure of a cubic crystal [for example Silicon] is suitable for that application.12-18-2014
20160195071GRAVITY ROTATION DEVICE07-07-2016
185028000 Operator's weight 1
20130068565Additionally improved device and method for converting gravitational force to energy - A device for converting gravitational force to energy. The device comprises a rotor (03-21-2013
185029000 Oscillating 11
20110226555WHEEL ARM DISPLACING CENTER OF GRAVITY - The present invention relates to weight being imposed onto an arm adapted to oscillate in connection with the wheel and thus to movement of the wheel upon displacement of the center of gravity. The objective of the present invention is to provide a wheel arm for pushing forward a weight coupled to the wheel hub whereby changing center of gravity of the system.09-22-2011
20120024633Gyromotor - Gyromotor is a type of action and reaction motor which generates thrust without plume ejection. Whereas rockets react equal and opposite to ejected mass momentum, Gyromotor cycles gyroscopes, each mounted on the end of a moment arm, in a back and forth rowing motion to drive a spacecraft, without external mass ejection analogous to rowing a boat. Gyroscope inertial properties are configured to provide maximum resistance torque during the drive stroke and reconfigured to provide minimum torque resistance during the return stroke. The gyroscopes are turned by a moment arm so the torque resistance provides a useful linear pseudo force component to drive the spacecraft, with said linear force greater during the drive stroke than the return stroke, analogous to an oar in water during the drive stroke and in air during the return stroke. The space craft moves in reaction to the net linear pseudo forces and momentum is conserved. The pseudo forces are caused by the change of direction of each gyroscope spin axis during its moment arm rotation, similar to centripetal and coriolis effect, pseudo forces.02-02-2012
20120292133Zero-Carbon Clean Energy Generator and Operating Method Thereof - A zero-carbon clean generator has a rotating rod, multiple swings, a sleeve and multiple pendulums. The rotating rod acts as a spindle pole and a fulcrum. The swings are mounted around the rotating rod and each swing has a structure of two flywheels to rotate clockwise and counter-clockwise. The sleeve is connected with the rotating rod. The pendulums respectively are connected with the swings and the sleeve. Each pendulum has an inner space filled with fluid. Accordingly, the pendulums are swung back and forth reciprocatingly, make the rotating rod rotate continuously in a fixed direction and eternally generate power.11-22-2012
20130256066MECHANICAL MOTION SYSTEM FOR ENERGY GENERATION - A mechanical system includes beams, a crankshaft, bars connected to one another through rollers or supported to one another and a weight. Energy is transferred from the force of gravity on the weight support bar and the weight through the positive or neutral bars and the central shaft to the crankshaft arm, generating a torque on its shaft. The choice of the bar on which the weight support bar and the weight itself will be supported is enabled through placement or removal of the locks on the support arc-locks. The value of the force of gravity existing on the weight support bar and the weight itself, when they are supported on the neutral bar, is the same. Therefore, with the weight hanging on the central shaft or on the end of the weight support bar, the value of the force of gravity that drives the central shaft is the same.10-03-2013
20130256067MECHANICAL MOTION SYSTEM FOR ENERGY GENERATION - An exclusively mechanical system was created made up of common market materials and parts such as a support structure built with metallic beams, a crankshaft, metallic bars connected to one another through rollers or supported to one another and a weight made of steel plates.10-03-2013
20130264148MECHANICAL MOTION SYSTEM FOR ENERGY GENERATION - Objective—Create a mechanical system to manage the gravitational force exerted on a series of weights; with the ultimate goal of transferring this force to turn a shaft. The system consists of a fixed base and 2 types of mechanical modules. The modules are arranged side-by-side along a crankshaft. One module type consists of rods connected to a crankshaft. Two arms are connected to the fixed structure and to a third arm. All are connected to a central shaft by a connecting rod. A second type of module consists of a support arm for the weight connected to the central axis. The length of the support arm is variable. The arm is held in position by a pin which is pulled at the precise moment; altering the length of the arm. This shifts the center of gravity and drives the crankshaft. The altering of the arms' lengths is synchronized.10-10-2013
20130270039MECHANICAL MOTION SYSTEM FOR ENERGY GENERATION - Objective—Create a mechanical system to manage the gravitational force exerted on a series of weights; with the ultimate goal of transferring this force to turn a shaft. The system consists of a fixed base and 2 types of mechanical modules. The modules are arranged side-by-side along a crankshaft. One module type consists of rods connected to a crankshaft. Two arms are connected to the fixed structure and to a third arm. All are connected to a central shaft by a connecting rod. A second type of module consists of a support arm for the weight connected to the central axis. The length of the support arm is variable. The arm is held in position by a pin which is pulled at the precise moment; altering the length of the arm. This shifts the center of gravity and drives the crankshaft. The altering of the arms' lengths is synchronized.10-17-2013
20130284540MECHANICAL MOTION SYSTEM FOR ENERGY GENERATION - Objective—Create a mechanical system to manage the gravitational force exerted on a series of weights; with the ultimate goal of transferring this force to turn a shaft. The system consists of a fixed base and 2 types of mechanical modules. The modules are arranged side-by-side along a crankshaft. One module type consists of rods connected to a crankshaft. Two arms are connected to the fixed structure and to a third arm. All are connected to a central shaft by a connecting rod. A second type of module consists of a support arm for the weight connected to the central axis. The length of the support arm is variable. The arm is held in position by a pin which is pulled at the precise moment; altering the length of the arm. This shifts the center of gravity and drives the crankshaft. The altering of the arms' lengths is synchronized.10-31-2013
20130333981Gravity Transforming Method - Disclosed is a gravity transforming method which comprises: establishing a circumference body (12-19-2013
20140083800MECHANICAL MOTION SYSTEM FOR ENERGY GENERATION - Objective—Create a mechanical system to manage the gravitational force exerted on a series of weights; with the ultimate goal of transferring this force to turn a shaft. The system consists of a fixed base and 2 types of mechanical modules. The modules are arranged side-by-side along a crankshaft. One module type consists of rods connected to a crankshaft. Two arms are connected to the fixed structure and to a third arm. All are connected to a central shaft by a connecting rod. A second type of module consists of a support arm for the weight connected to the central axis. The length of the support arm is variable. The arm is held in position by a pin which is pulled at the precise moment; altering the length of the arm. This shifts the center of gravity and drives the crankshaft. The altering of the arms' lengths is synchronized.03-27-2014
20150308417KINETIC TRACTION DEVICE GENERATED BY ECCENTRIC MOTIONS - The device consists of two sets of twin eccentric groups (10-29-2015
185031000 Escapement controlled 1
20110132690Mechanical energy storage system - This invention relates to a mechanical energy storage system, incorporating upper and lower reservoirs supported in a rigid frame. Metal balls are initially stored in the upper reservoir, a form of storage with potential energy that can be converted to kinetic energy. The balls are selectively released from the upper reservoir. The balls are then guided by a plurality of ramps, and said balls are then deposited in the lower reservoir. The invention further relates to renewable energy, such as solar energy, as a means of returning the balls from the lower to the upper reservoir. A further object is that the invention will continue to operate during those periods of time when solar energy is unavailable, without relying on backup power from battery packs or from power coming directly from a utility company.06-09-2011
185032000 With weight raising means, (e.g., winding) 6
20100126804AN ENGINE USING POTENTIAL AND BUOYANCY ENERGY WITH DE PRESSURE TRANSFER BOX - The buoyancy-gravity engine according to the present invention comprises buoyancy gravity rollers (05-27-2010
20130037352POWER-GENERATING APPARATUS USING GRAVITY AND MAGNETIC FORCE - The present invention relates to a power-generating apparatus using gravity and magnetic force. Rotors are fixed at either side of a main shaft, and heavy weighted bodies are arranged at a plurality of levers which are deployed during a descending operation and folded up during an ascending operation performed in the course of rotation of the rotor, such that the weighted bodies are unbalanced in a horizontal direction. An arch-shaped magnetic levitation unit is arranged adjacent to and above the rotors. The heavy weighted body located at the position of mechanical energy is levitated by means of the magnetic force from the magnetic levitation unit at a starting point of the magnetic force, such that a wheel is brought into contact with and rolls on a rail of a magnetic support, and the heavy weighted body levitates in the air at the position of mechanical energy. Then, the weighted body moves at a speed faster than the rotating speed of the rotors by means of a rotational propulsion member of a driving motor, such that the folded lever can be deployed and the heavy weighted body falls downward by itself at an ending point of the magnetic force, at which the magnetic force is weakened. Thus, the weight arranged at the edge of the rotor increases power and torque in the direction of gravity at the position of maximum gravity, and converts gravity-based kinetic energy into mechanical energy so as to rotate the rotors and the main shaft and thus generate power.02-14-2013
20130087414MOTION CONVERSION DEVICE - A motion conversion device is provided with a chain mechanism (04-11-2013
20160003224Gravitational Potential Energy Storage - An energy storage system comprises a cable (01-07-2016
20160377063LIFTING SYSTEM AND METHOD FOR AN INCLINED PLANE - Embodiments disclosed herein describe systems and methods for efficiently and effectively raising a carriage to create potential energy, and converting the potential energy into electric energy. In embodiments, the carriage may be raised utilizing multiple fulcrums, wherein the fulcrums are positioned off center from a first linear axis of the carriage. In embodiments, the fulcrums may be positioned equidistance from a second linear axis of the carriage.12-29-2016
185033000 With motor 1
20100025160Gravity Powered Rail, Road and Runway transportation systems - A set of Gravity Power Towers with built in intelligence and connected with each other with a transport guide ways or path ways for the mass to be transported on wheels, form the transport network for transporting people and cargo point to point, powered by gravity. A Gravity Power Tower is a gravity based embodiment for storing substantial potential energy in a number of relatively heavy and vertically moving masses, embodied as Power Mass Modules; release the said potential energy in a controlled manner using a continuously variable intelligent gear system and high speed traveling power transmission cable; the force so applied to accelerate at a fraction of acceleration due to gravity or sustain at steady speed any rolling mass of relatively of a fraction of the size of the masses in said Power Mass module; along a generally horizontal or graded path way; and when the said rolling mass needs to come to halt, the embodiment converts the kinetic energy back to augmenting the potential energy of the vertically moving masses in the Power Mass Module; any shortfall to gain back original status of the potential energy of the masses is made up using external energy like electrical motors; thus the embodiment creates new gravity powered elevated and underground railway, gravity powered road way and gravity powered runway at airports.02-04-2010
185037000SPRING23
20090242332SPRING MOTOR FOR DRIVE FOR COVERINGS FOR ARCHITECTURAL OPENINGS - A spring motor and drag brake for use in coverings for architectural openings.10-01-2009
20100243377DEVICE FOR TRANSLATING A FORCE INCLUDING A FOCUSED GROOVE - A device to change the direction or point of application of a force comprises a body having an axis, a groove formed within the body so that the groove has a helical shape along at least a portion of the axis, the groove adapted to receive a cable, wherein a helical angle of the groove varies so that a tangent of the helical angle along the groove substantially intersects a single point remote from the body.09-30-2010
20110120806MECHANICAL ENERGY STORAGE SYSTEM - A mechanical energy storage system includes a containment vessel, a drive shaft operatively connected to a generator/motor and supported for rotation in the containment vessel. A support structure is attached to the drive shaft and configured for radial extension from a rest position proximate the drive shaft. A resilient member having a mass and extending circumferentially around the drive shaft is connected to free ends of the support structure and configured to store elastic energy when the support structure extends radially from its rest position. Upon rotation of the drive shaft, the resilient member stores both elastic and rotational energy commensurate with its mass and elastic properties.05-26-2011
20110186384MOTOR AND METHOD OF OPERATION - A motor and method of operating the motor to produce a rotational output. The motor includes first and second springs that are paired with each other so that as one of the springs is storing mechanical energy the other spring is releasing mechanical energy during a cycle of the motor. A gear system couples the springs so that an output of the first spring assists in storing mechanical energy in the second spring and an output of the second spring assists in storing mechanical energy in the first spring. First and second output gears are coupled to the first and second springs, respectively. The first output gear produces a rotational output from the output of the first spring as the first spring releases its mechanical energy, and the second output gear produces a rotational output from the output of the second spring as the second spring releases its mechanical energy.08-04-2011
20120006625SEAT FOLD ACTUATOR - An actuator configured to actuate a member. The actuator optionally including capabilities for storing and releasing kinetic energy. The actuator being suitable for use in any number of environments, including but not limited to facilitating seat folding operations.01-12-2012
20120024634Spring paddle propulsion device - A propulsion device for propelling vehicles such as skateboards and watercraft comprises an elongate rod formed of an elastic material. The elongate rod has an upper end and a lower end, the upper end being formed to be suitable for grasping by a human hand with a foot section being connected to the lower end. The foot section may have a non-skid surface for engaging a support surface so that a person can bend the elongate rod to store energy and then release the stored energy to use the propulsion device to propel a wheeled vehicle. The foot section may alternatively have a paddle extending therefrom so that a person can bend the elongate rod to store energy and then release the stored energy to use the propulsion device to propel a watercraft.02-02-2012
20130087415SPRING BRAKE - A spring brake includes a base, on which a first reel and a second reel are pivoted. A mainspring has opposite ends connected to the first reel and the second reel. A stop device has a pressing portion to press the mainspring when the mainspring is wound on the second reel. Therefore, the pressing portion of the stop device will touch the mainspring when the mainspring is wound on the second reel and give the mainspring a resistance to offset the recovery force of the mainspring.04-11-2013
20140000984DEVICE WITH ROLL MECHANISM01-02-2014
20140262624DEVICE WITH ROLL MECHANISM - The present invention discloses a device that is comprised of a flexible material and a roll mechanism associated with the flexible material. A bistable resilient member maintains the flexible material flat due to a tension force within the body of the bistable resilient member in a first stable state, and maintains the flexible material to a rolled-up, bundled closed position after the tension force within the body of the bistable resilient member is fully released (the second stable state). Further, the bistable resilient member compels the flexible material to a self-roll-up motion (during a transition state) while a tension force within the body of the bistable resilient member is released.09-18-2014
20140367202DEVICE FOR SHIFTING ONE STRUCTURE WITH RESPECT TO ANOTHER12-18-2014
20150136528BACKDRIVE ASSEMBLY WITH A VARIABLE PRELOAD - A system is disclosed herein. The system having a backdrive assembly that includes a spring body retainer having a first body portion, the spring body retainer configured for rotational movement about an axis. A biasing member is provided that is configured to exert a backdriving force on the spring body retainer. A spring leg retainer is provided having a second body portion and a plurality of projections, the spring leg retainer being configured to incrementally apply a preload torque to the biasing member. A spring locking plate is operably connected to the spring leg retainer, the spring locking plate being configured to engage at least one of the plurality of projections.05-21-2015
20160161021ADJUSTABLE FAIL-SAFE ROTARY SPRING OPERATOR WITH A RETAINING BAND - A rotary spring-return actuator operator is provided with a multi-slot shaft and a clock type spring retained by a retaining band which encircles the spring in such a manner as to insure that the potential energy within the spring is safely contained during all operations requiring disassembly of the actuator assembly, and wherein the retaining band facilitates the in-field reversal of the spring direction or the adjustment of the spring preload by securing the spring to one or more of the slots on the multi-slot shaft.06-09-2016
185038000 Escapement controlled 2
20090107772Sonically Controlled Wind-Up Motor - A sonically controlled motor has a rotating shaft and an escapement selectively allowing or denying rotation there-of. An acoustic element cooperates with the escapement such that selective operation of the acoustic element selectively allows or denies rotation of, or controls the rotational speed of the shaft. A machine, such as a toy, having one or more moving elements may be controlled by the motor such that selective operation of the acoustic element selectively allows or denies movement of the machine. Alternation of the volume and/or frequency of the acoustic element may be used to alter the operation of the motor, or the motor may be operated according to the beat and qualities of music. The motor may be operated by remote control of the acoustic element.04-30-2009
20100071999SPRING MOTOR - A spring motor for driving a driving shaft, comprising a spring operating gear; a spring about a rotation axis; a gear train; and a coupling arm connecting the rotation axis to the driving shaft by the gear train to transmit energy released by the spring from the rotation axis to the driving shaft, activating the driving shaft into rotation at a first speed. This spring motor allows storing energy in a spring; transmitting the stored energy to a driving shaft by linking an axis of the spring to the driving shaft by engaging the gear train; and reloading the spring; and reloading the spring by using a motor or transmitting energy from the driving shaft to the spring.03-25-2010
185039000 With winding means 7
20090218172E-Z shim machine - My invention makes it easy to force units of mass to jump-up along a vertical line by means of seesaw-like frames, central stationary gear, planetary gears, springs, cylinders and pistons, blockers, triggers, cables, pulleys and cable's slack takers, in order to create imbalance on the same side of the frames that propels the frames to rotate continuously in the same direction and, thus, provide usable rotational energy.09-03-2009
20090229921Mechanical motor for toy planes - An inexpensive apparatus for powering a toy plane including a rubber band motor which is connectable to the plane's propeller and to a winding mechanism, including a gear mechanism which is activated by a handle. As the handle is repeatedly squeezed and released by the user, the motor is wound up. An anti-reversing ratchet is coupled with the motor to prevent unwinding until the user wishes to launch the plane.09-17-2009
20100193297SYSTEM AND METHOD FOR GENERATING MECHANICAL MOVEMENT - In accordance with embodiments, there are provided systems and method for In accordance with embodiments, there are provided systems and method for generating mechanical movement that includes a resilient member having an original shape. A bulwark is connected to the resilient member. A system is provided to selectively apply a torsional force to the resilient member using capillary forces to rotate the resilient member with respect to the bulwark. This places the resilient member in a deformed shape. The system also selectively terminates the capillary forces allowing the resilient member to return to the original shape. These and other embodiments are described more fully below.08-05-2010
20120125717ENERGY STORAGE AND RELEASE SYSTEM - The technology is directed to an energy storage and release system that stores energy and enables a repeatable and accurately timed release of energy. A shaft member supports a drive assembly, a locking assembly and a lever member there between. The lever member and locking assembly are attached to the shaft. The drive assembly rotates freely about the shaft and loads energy into a torsion spring in communication with the lever member. The torsion spring connects at one end to the drive assembly and at the other end to the lever member without contacting the shaft member. The locking assembly provides a triggered release mechanism for selective release of stored energy from the torsion spring that accordingly rotates the lever member. The system can automatically reload the torsion spring once a signal is received from any number of events including, when the rotating lever member contacts a stop member or limit sensor that signals the end of travel for the lever member in either rotational directions.05-24-2012
185040000 With motor 3
20080283339Helical Spline Actuators - Helical spline actuators can be employed to actuate ball valves. In certain embodiments, an actuator can include a remote operated vehicle shaft, an internally splined shaft, and an externally splined shaft that can be used in combination to actuate a ball valve. In certain embodiments, an actuator can include a piston that is displaced axially and not rotated, an externally splined shaft, and an internally splined shaft that can be used in combination to actuate a ball valve. In certain embodiments, an actuator can include a piston, a spring, a spring cap, and a joint member wherein the spring cap and joint member translate axial force from the spring to the piston. In certain embodiments, an actuator can include a bearing that insulates a piston from rotational forces exerted by an externally splined shaft.11-20-2008
20160131113SPRING WINDING DEVICE FOR USE WITH OVERHEAD DOORS - A spring winding device, a counterbalancing force adjustment device for a counterbalancing mechanism, and a method of adjusting an amount of force stored in a spring of a counterbalancing mechanism are provided. The spring winding device includes a support bracket, a worm gear, and a drive gear. The worm gear is rotatably coupled to the support bracket and includes a mount portion for coupling a first end cone thereto. The drive gear is rotatably disposed adjacent the support bracket and is drivingly engaged with the worm gear. A rotation of the drive gear causes the worm gear to rotate within the support bracket. The spring winding device does not require pretensioning using winding rods, maintains rigidity and alignment when a counterbalancing force is applied, and decreases a cost and a complexity of the counterbalancing mechanism.05-12-2016
20160084235ELASTIC MOTOR-SPRING ACTUATOR - An actuator according to one embodiment of the present invention may include a fixed member and a free member. The free member is operatively engaged with the fixed member so that the free member is moveable with respect to the fixed member. The actuator also includes means for moving the free member with respect to the fixed member. An elastic element operatively associated with the free member and the fixed member is operable to store energy without a change in an overall length of the actuator.03-24-2016
185040000 Electric 1
20080283339Helical Spline Actuators - Helical spline actuators can be employed to actuate ball valves. In certain embodiments, an actuator can include a remote operated vehicle shaft, an internally splined shaft, and an externally splined shaft that can be used in combination to actuate a ball valve. In certain embodiments, an actuator can include a piston that is displaced axially and not rotated, an externally splined shaft, and an internally splined shaft that can be used in combination to actuate a ball valve. In certain embodiments, an actuator can include a piston, a spring, a spring cap, and a joint member wherein the spring cap and joint member translate axial force from the spring to the piston. In certain embodiments, an actuator can include a bearing that insulates a piston from rotational forces exerted by an externally splined shaft.11-20-2008
20160131113SPRING WINDING DEVICE FOR USE WITH OVERHEAD DOORS - A spring winding device, a counterbalancing force adjustment device for a counterbalancing mechanism, and a method of adjusting an amount of force stored in a spring of a counterbalancing mechanism are provided. The spring winding device includes a support bracket, a worm gear, and a drive gear. The worm gear is rotatably coupled to the support bracket and includes a mount portion for coupling a first end cone thereto. The drive gear is rotatably disposed adjacent the support bracket and is drivingly engaged with the worm gear. A rotation of the drive gear causes the worm gear to rotate within the support bracket. The spring winding device does not require pretensioning using winding rods, maintains rigidity and alignment when a counterbalancing force is applied, and decreases a cost and a complexity of the counterbalancing mechanism.05-12-2016
20160084235ELASTIC MOTOR-SPRING ACTUATOR - An actuator according to one embodiment of the present invention may include a fixed member and a free member. The free member is operatively engaged with the fixed member so that the free member is moveable with respect to the fixed member. The actuator also includes means for moving the free member with respect to the fixed member. An elastic element operatively associated with the free member and the fixed member is operable to store energy without a change in an overall length of the actuator.03-24-2016
185045000 Spring mounting 2
20140027205MAINSPRING COMPRISING SUPPLEMENTARY ENERGY ACCUMULATION CURVES - A barrel including a box for receiving a pivot arbour and at least one spring, wherein the at least one spiral spring is mounted between an internal wall of the box and an external wall of the pivot arbour, and can be wound to supply mechanical energy. The barrel further includes a device for increasing torque of the at least one spring including supplementary energy accumulation curves made on the spring so that the barrel torque is customized according to a winding tension of the at least one spring. The barrel can be a timepiece barrel.01-30-2014
20140060975V-SPRING CONFIGURATION AND END ATTACHMENT ASSEMBLIES THEREFOR FOR USE IN A PERSONAL CARE APPLIANCE - A V-spring member (03-06-2014

Patent applications in class Motors: spring, weight, or animal powered

Patent applications in all subclasses Motors: spring, weight, or animal powered

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