| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 173141000 | ADVANCE CAUSING OR CONTROLLING MEANS | 18 |
| 20110042115 | ELECTRICAL MACHINE TOOL - The invention relates to an electrical machine tool, particularly a hand machine tool, having a contrast detection device, an analysis unit, and at least one sensor provided for capturing a surface of a work piece. According to the invention, the analysis unit is provided for detecting a differentiation of the surface from an at least partially automatic guide using data captured by means of sensor. | 02-24-2011 |
| 20110139476 | GARDEN TOOL HAVING AT LEAST ONE WORKING BLADE - The invention relates to a garden tool having at least one working blade for performing a cutting operation. The garden tool includes a user control part for user activation of the garden tool. A drive unit generates a working motion of the at least one working blade which has a blade region for a linear and/or oscillating working motion of the at least one driven working blade An electronic unit acts upon the drive unit with at least control and/or regulating signals, and an operating voltage unit furnishes an electrical energy supply to the electronic unit. It is proposed that the drive unit includes at least one excitation actuator having a volume of excitation-active material, which actuator is electrically supplied in operation by the operating voltage unit and is controlled or regulated by the electronic unit. | 06-16-2011 |
| 20110174511 | SYSTEM FOR HANDLING EQUIPMENTS FOR THE DRILLING OF THE GROUND - A handling system ( | 07-21-2011 |
| 20110220378 | ELECTRIC TOOL - An electric tool includes a housing accommodating a motor, and a break device and an operational member to turn on and turn off a drive switch of the motor. The brake device includes a brake plate fixed to an output shaft of the motor, a brake member is capable of moving toward and away from the brake plate during rotation, and an urging unit urging the brake member toward an abutment position where the brake member abuts on the brake plate. The operational member is provided with a press member that comes into abutment on the brake member through an operation of turning on the drive switch of the motor and rotates the brake member in such a rotational direction as to move away from the brake plate against the urging of the urging unit. | 09-15-2011 |
| 20140290974 | DRIVE ARRANGEMENT IN A PNEUMATIC POWER TOOL - A drive arrangement in a pneumatic power tool includes a pneumatic motor with an output shaft, and a spindle for mounting a cutting element and which externally includes both a thread and an axial groove. A drive rotation of the spindle is driven by a drive gear that is engaged with the axial groove on the spindle and that is drivingly connected to the output shaft so as to rotate at a constant speed with respect to the output shaft. A feed gear is threaded upon the spindle and may be rotated with respect to the spindle in order to advance and retract the spindle. The feed gear is driven by one intermediate feed gear which is interchangeably drivingly connectable to the output shaft via a first and a second gear connection, respectively, so as to advance or retract the spindle. | 10-02-2014 |
| 173142000 | Operated solely by vibrations from reciprocating element in tool drive | 1 |
| 20100263892 | METHOD AND APPARATUS FOR FACILITATING THE SUBTERRANEAN SUPPORT OF UNDERGROUND CONDUITS HAVING A FIXED INSERTION AXIS - A vibratory pile driver configured to insert curved sheet pile beneath a conduit by rotating the pile driver about a fixed pivot element to advance the curved sheet pile along a fixed arc. In one exemplary embodiment, the distance between the fixed pivot element and the clamps that secured the curved sheet pile to the pile driver is the same as the radius of curvature of the curved sheet pile. In another exemplary embodiment, when the curved sheet pile is secured to the pile driver by the clamps, the center of the radius of curvature of the curved sheet pile lies substantially on the rotational axis of the fixed pivot element. In this embodiment, the vibratory pile driver may be rotated about the fixed pivot element to advance the curved sheet pile along an arc having curvature substantially identical to the radius of curvature of the curved sheet pile. | 10-21-2010 |
| 173144000 | Reciprocatory drive and advance originate from same mechanical element | 1 |
| 20090038817 | Impulse generator, hydraulic impulse tool and method for producing impulses - An impulse generator ( | 02-12-2009 |
| 173145000 | Rotary drive and advance originate from same mechanical element | 2 |
| 20120018183 | CLUTCH MECHANISMS FOR POWER SCREWDRIVERS - A synchronization mechanism of a clutch mechanism includes a drive side contact member and a driven side contact member provided on a drive side clutch member and a driven side clutch member of a clutch mechanism at positions radially inwardly of a drive side clutch portion and a driven side clutch portion, respectively. The driven side contact member does not contact the drive side contact member when the driven side clutch member is in a disengaging position. As the driven side clutch member moves from the disengaging position to an engaging position, the driven side contact member contacts the drive side contact member, so that the rotation of the drive side clutch member is transmitted to the driven side clutch member through frictional contact between the driven side contact member and the drive side contact member before the driven side clutch member reaches the engaging position. | 01-26-2012 |
| 20130180747 | POWER TOOL AND OPERATION METHOD THEREOF - The power tool includes a housing, an output shaft for fixing and driving a head to work, the output shaft being provided with a receiving portion extending out of the housing, a locking member for locking the head on the receiving portion of the output shaft, a fastener supported on the output shaft for fastening the locking member, and a driving mechanism rotatably displaced on the housing. The driving mechanism is operable to rotate along a first direction to make the fastener and the locking member screwed, and also is operable to rotate along a direction opposite to the first direction to loosen the fastener and the locking member. The power tool can assemble or disassemble the head quickly and provide a stable axial press to avoid the slippage of the head without any other auxiliary tools. Meanwhile, the operation method of the power tool is easy and reliable. | 07-18-2013 |
| 173147000 | Driven flexible member causes advance | 1 |
| 20110297408 | DRIVE FOR A ROD-SHAPED MACHINE ELEMENT - A drive for a machine element having an elongated shape including an elongated, flexible traction element ( | 12-08-2011 |
| 173148000 | Tool advances relative to drive | 5 |
| 20120132453 | MULTI-FUNCTION POWER TOOL - A multi-function power tool includes a motor, a control circuit, a variable speed gear box, a transmission unit, a bow member, and a module. The control circuit is connected to an input end of the motor. A rotating end of the motor is connected to an input end of the variable speed gear box. An output end of the variable speed gear box is connected to the transmission unit. One end of the bow member is mounted on the transmission unit. The module is sandwiched between another end of the bow member and the transmission unit. The transmission unit is a ball screw structure. The power tool has a simple structure and a low cost. The ball screw structure can greatly improve mechanical efficiency and save energy consumption. The module for machining a workpiece may be changed to realize punching, shearing, and pressure jointing functions accordingly. | 05-31-2012 |
| 20130020104 | LINEAR ACTUATOR AND BORING DEVICE - A linear actuator having a linearly extending slider disposed in a body casing, a plurality of magnets fixed to the slider along the axial direction of the slider, and a plurality of coils supported by the body casing so as to surround the slider to which the magnets are fixed, the linear actuator being structured so that a slider shifts in the axial direction relative to the body casing due to interaction between energized coils and magnets, the linear actuator further comprising a plurality of flat springs each supporting one end or the other end of the slider in the axial direction, each flat spring being elastically deformed relative to the axial direction of the slider. | 01-24-2013 |
| 20140262400 | ELECTRIC TOOL HAVING A PROTECTIVE HOOD - A piece of equipment which has a ground contact device for working on a ground region located below the ground contact device in the working position of the piece of equipment, a driving device which can be operated by an electric motor in order to produce a working movement of the ground contact device, an electrical energy accumulator, enclosed by a housing, for supplying the electric motor with electrical energy, and a covering device for covering the housing and thus the energy accumulator, which covering device is arranged above the energy accumulator in the working position. The piece of equipment may for example be a tamper, a vibration plate, a roller, or a breaker. | 09-18-2014 |
| 173150000 | Advance motor working member coaxial with tool shaft | 1 |
| 20140138113 | DRIVING HEAD FOR TELESCOPIC DRILL RODS AND MACHINE COMPRISING SAID HEAD - A driving head for telescopic drill rods has a frame, a cylindrical collar rotatably coupled with said frame, and provided at least with one internal surface comprising at least one driving rack adapted to be coupled with corresponding driven racks of telescopic drill rods, and actual Oil means to drive said cylindrical collar into rotation, said driving rack being coupled with said cylindrical collar by means of removable connection means. A machine provided with said driving head is also disclosed. | 05-22-2014 |
| 173151000 | Cable means controls advance | 1 |
| 20080210449 | Post drivers - A post driver with a rising mast (optionally with a hinging shield for the hammer or monkey/post interaction zone) where a mechanical advantage on movement of the hammer or monkey, (as the mast moves) arises from a carriaged pulley interposed between ram assemblies. | 09-04-2008 |
| 173152000 | Motor causes or controls advance | 3 |
| 20090242224 | MACHINING APPARATUS WITH MECHANISM FOR RETAINING AXIAL POSITION OF GUIDE MEMBER - When a slide member mounted with a tool reciprocates on a guide member reach one end and the other end positions of the guide member, permanent magnets provided on the guide member and the permanent magnets provided on the slide member repel each other to give the guide member forces for reversing its moving direction. The guide member is provided to be movable with respect to a base and repulsive forces between permanent magnets provided on the base and permanent magnets provided on the guide member are used to retain an axial position of the guide member. | 10-01-2009 |
| 20130025896 | Counterforce Mechanism And Methods Of Operation Thereof - A counterforce mechanism is arranged to exert a force on an object to maintain the object at a desired position. The mechanism comprises a driven body, a drive for moving the driven body, and a resilient coupling arrangement for coupling the driven body to a portion of an object. A control arrangement is arranged to output a drive signal to the driven body drive to move the driven body to a location where it exerts a force on the object via the coupling arrangement, such that the force counteracts an opposing force acting on the object and the mechanism holds the portion of the object at the desired position. A machine axis and a machine tool incorporating such a counterforce mechanism are also described, together with methods of operation thereof. | 01-31-2013 |
| 20140262401 | Pool Cleaner Drive Mechanism And Associated Systems And Methods - The present disclosure provides improved swimming pool cleaner drive mechanisms and associated methods. More particularly, the present disclosure provides an improved pool cleaner drive mechanism that includes a motor that powers the: (i) wheel(s) and (ii) drive member of the pool cleaner. A pool cleaner having a housing, a drive mechanism, one or more wheels, and a drive member is provided. The drive mechanism includes a gear drive and a motor associated with the housing. The motor powers the one or more wheels to move in a forward direction or a reverse direction and provides steering of the wheels. The motor also powers the drive member (e.g., a rotating drive member such as a propeller, impeller, fan, rotor, suction fan) into an ON and OFF position/state to propel the swimming pool cleaner. Embodiments are also directed to systems/methods of driving a swimming pool cleaner. | 09-18-2014 |
