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US20140238715 |
ROOF BOLTING CABLE BOLT FEEDING DEVICE
A drilling rig includes a base and a rotation unit for drilling a hole in a mine surface. The rotation unit is moveably coupled to the base. The drilling rig further includes a cable feed device... |
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US20120291282 |
Device for Remachining a Safety Valve
The apparatus, for re-machining safety valves in situ on high pressure/high temperature plant and pipework, comprises a first gearbox and a second gearbox. The first gearbox has a first centre of... |
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US20140144663 |
PORTABLE POWER TOOL
A portable power tool has at least one actuating element and at least one tool holding unit. A center axis of the at least one tool holding unit is configured to extend at least through a vicinity... |
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US20130152407 |
Worm Drive Saw
A power tool for cutting a workpiece including a casing, an auxiliary handle assembly extending from the casing, a motor disposed at least partially in the casing, and a drive transmission... |
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US20140360743 |
Rock drilling machine, rotating sleeve and method for lubrication
The disclosure relates to a rock drilling machine, a rotating sleeve and a method of lubricating a shank of the rock drilling machine. The rock drilling machine includes a rotatable shank for... |
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US20110030984 |
MAIN SHAFT LOCKING MECHANISM
A main shaft locking mechanism includes a fixing ring, a main shaft and detents. The main shaft includes an equilateral portion that has an equilateral cross section. A number of the corners of... |
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US20130043053 |
Power Tool for Falsework Assemblies
A power tool is provided for turning the screw collars 7 of falsework without the requirement of having to use spanners with long torque bars and without having to strike those torque bars with... |
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US20130180749 |
PNEUMATIC IMPACT TOOL HAVING TWO OIL INLETS
A pneumatic impact tool includes a housing, a power output unit, a transmission unit, and an oil seal assembly. The housing has first and second accommodating chambers, and first and second oil... |
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US20110000691 |
POWER TOOL
The invention relates to a power tool, in particular a hand power tool (1), comprising an electric drive motor (2) which may be operated by means of a motor switch element (8) and a gearbox (3)... |
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US20090071674 |
Drilling implement and method for operating a drilling implement
The invention relates to a drilling implement with a derrick, a drill drive for driving a drill rod guided on the derrick and a gear, which is placed between the drill drive and drill rod for... |
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US20130056113 |
Stump Destruction Apparatus
The present disclosure provides an apparatus comprising a frame supporting a motor and a gearbox, wherein the motor and the gearbox are connected to one another via coupling and further wherein... |
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US20140144664 |
PORTABLE MACHINE TOOL
A portable machine tool has at least one drive motor, at least one gearbox unit, at least one connecting drive train unit, and at least one actuating element. The at least one connecting drive... |
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US20130014968 |
MOTOR MOUNT FOR A POWER TOOL
A power tool includes a motor having a can and a shaft extending axially from the can, a gear case having an inner surface that defines an opening, a bearing positioned around a portion of the... |
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US20130081841 |
Saw Assembly with Floating Bearing for Worm Drive and Motor Shaft
A saw assembly includes a housing, a motor, a worm gear, and a drive member. The housing defines an interior space. The motor is positioned in the housing and has a motor shaft, the motor being... |
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US20120145427 |
Handheld Power Tool, in Particular Power Drill or Power Screwdriver
A handheld power tool, in particular, a power drill or a power screwdriver is disclosed. The handheld power tool includes a housing which includes a first region for a tool holder and a second... |
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US20080169111 |
Drill Hammer With Three Modes of Operation
A hammer drill (10), consisting of a housing (12), accommodating the parts mentioned below and assembled in particular from half shells (13, 14), a motor (16) with an on/off switch (18) and with a... |
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US20080164044 |
Rotary drive assembly for a drill rod
The invention relates to a rotary drive assembly for a drill rod having an outer tube and an inner rod extending at least in sections inside the outer tube, comprising a first gear unit having at... |
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US20110147030 |
Handheld machine tool
A handheld machine tool, in particular a battery-driven handheld machine tool, having a gear unit and a cooling air unit. The cooling air unit is provided to route a flow of cooling air for... |
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US20130233585 |
PNEUMATIC SPANNER STRUCTURE
A pneumatic spanner structure includes a head body, a link bevel gear unit, a hit unit and a driving handle. A driving motor axle portion at an open end of the driving handle drives a motor link... |
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US20140208600 |
Saw Assembly with Bevel Gear Drivetrain
A saw assembly including a housing, a motor, a first bevel gear, and a second bevel gear. The motor is located in the housing and includes a motor shaft configured for rotation relative to the... |
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US20090272556 |
ANGLE HEAD AND BEVEL GEAR FOR TOOL
An angle head for use with a power tool includes an angle housing defining first and second non-parallel axes and a pinion shaft supported within the angle housing for rotation about the first... |
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US20050279519 |
Right angle impact driver
A hand held power tool has a housing, a motor, a power source, a cam shaft, a hammer, an integrated anvil-gear, a second gear, and an output. The motor is disposed in the housing and has a motor... |
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US20130206435 |
Electric Power Tool, In Particular Drill/Screwdriver
An electric power tool, in particular a drill/screwdriver, has a drive motor which is coupled via a gearbox to an output drive element. The gearbox has a plurality of gears. In particular, the... |
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US20090288850 |
Percussion Toggle Device of a Percussion Driller
This invention discloses a percussion toggle device of a percussion driller. It includes bottom ratchet wheel that joggles the top ratchet wheel fixed in the output main shaft of the percussion... |
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US20110139474 |
PNEUMATIC IMPACT TOOL
A pneumatic impact tool includes a handle, a work attachment coupled to the handle, an inlet and an outlet permitting air flow through the tool to drive the tool. A motor assembly is functionally... |
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US20080050188 |
PORTABLE DRILL HAVING AN INTERNAL COMBUSTION ENGINE
A portable drill having an internal combustion engine and a shiftable gear mechanism is provided. The gear mechanism has an output shaft for driving a tool. An input shaft of the gear mechanism is... |
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US20130161040 |
POWER TOOL
A power tool having a housing assembly and a drive component that is housed in the housing assembly. The housing assembly has a first housing component, a second housing component, at least one... |
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US20110119935 |
CHAINLESS DRIVE SYSTEM FOR A BAND SAW
A power tool includes a housing, a first wheel rotatably coupled to the housing, a second wheel rotatably coupled to the housing, a continuous saw blade supported by the first and second wheels,... |
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US20130299207 |
POWER TOOL COOLING
An electric power tool is provided. The electric power tool includes a motor housing having inlet and outlet slots and an electric motor received within the motor housing. The electric motor is... |
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US20050150669 |
Driver drill
A driver drill that can effectively prevent erroneous clutch operation in a drill mode is provided. A flat washer positioned between steel balls for locking an internal gear and a coil spring is... |
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US20100300720 |
DRIVE DEVICE FOR A BORING BAR
A drive apparatus for a drill stem, in particular for de-coking systems, has a feeder (4) connected to a water supply (8) via a first interface (6) and connected to a drill stem (12) via a second... |
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US20060237205 |
Mode selector mechanism for an impact driver
A mode selector mechanism is provided for a rotary power tool for selecting between an impact mode and a drill mode. The power tool includes a housing, a motor oriented in the housing, an input... |
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US20120152579 |
Electric handheld machine tool
An electric handheld machine tool includes: a tool spindle driven by an electric motor; a gearing situated between the tool spindle and the electric motor; and a manually adjustable operating... |
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US20120036722 |
Hand-Held Power Tool
In a hand-held power tool with a drive motor and a clutch connected to the drive motor and having an output part, the drive pinion is fixedly connected to the output part of the clutch so as to be... |
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US20090188688 |
CONTROL MECHANISM FOR A POWER TOOL
A speed adjustment mechanism for a power tool is disclosed. The mechanism includes a support, a first toothed gear for rotation by means of an adjustment dial, and a second toothed gear rotatable... |
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US20150068050 |
POLE-ATTACHED POWER TOOL SYSTEMS
Embodiments of a pole-attached power tool system, and related methods, are disclosed herein. In some embodiments, a pole-attached power tool system may include a pole having a first end, a second... |
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US20140262388 |
TOOL HAVING A REAR MOTOR
A tool including a first portion housing, a second portion housing, and a driveshaft housing. The first portion housing includes a motor, configured to provide a top rotational movement at a first... |
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US20140079492 |
ALPINE ANCHOR FOR ANCHORING THREADED RODS IN SOIL OR ROCK
Alpine anchor for anchoring threaded rods in soil or rock, with a metal base plate having a number of threaded bores which are distributed about the circumference and into which the threaded rods... |
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US20140096989 |
Device for Screwing Without Reaction Force in the Handle
A device is provided for screwing. The device includes a handle housing and a gear reduction housing. The handle housing includes a handle and lodges a motor. The gear reduction housing lodges a... |
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US20130192863 |
Multi-Functional Electric Power Tool with Safety Shift Device
It is one kind of hand-held electric power tool with safety shift device, including housing assembly, motor, end cap of gear box, gear box, output shaft, final-stage rack wheel, final-stage... |
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US20120067607 |
Portable Oscillatory Power Tool With Planetary Gear
The invention discloses a portable tool having a housing with a gearhead, having a motor shaft which can be rotationally driven by a motor and which can be coupled via an eccentric coupling drive... |
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US20130000938 |
POWER TOOL
A hand-held power tool comprises a motor, an output section which is rotationally driven by the motor, and an output change section which changes the output of the output section in a stepless... |
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US20140034348 |
POWER TOOL
A power tool includes a case and a motor installed within the case. The motor has a motor housing and a rotor with shaft. A gear train having a gear train housing and a speed reduction mechanism... |
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US20140157522 |
PORTABLE ELECTROMECHANICAL TOOL
Portable electromechanical tool comprising a unit (2) enclosing a continuous current electric motor (23) powered by a storage battery (4), a mechanical reduction gear (25) driven by the output... |
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US20090126956 |
Multi-mode hammer drill with shift lock
A shift bracket can be mounted on a shift rod for movement between a first, high-speed drilling mode and a second, low-speed drilling mode. Cooperating shift lock surfaces can be associated with... |
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US20070007026 |
Hand machine tool, in particular an angle grinder
The invention is based on a power tool, in particular an angle grinder, having a motor and a gear. It is proposed that the motor and/or the gear is embodied as a mountable function module. |
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US20140116742 |
MACHINE TOOL DEVICE
A machine tool device, particularly a hand-held machine tool device, includes at least one screw that is configured to secure at least one metal component to at least one additional component in a... |
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US20110126676 |
POWER RATCHET ASSEMBLY
A power ratchet assembly has a handle, a power shaft, a sleeve, a crankshaft, multiple planet gears, multiple pins, two support bearings and a ratchet head device. The crankshaft has an outer... |
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US20090205848 |
Powered driver and methods for reliable repeated securement of threaded connecters to a correct tightness
A powered driver and methods are disclosed, the driver including a head having a gapped jaw and housing a motor driven drive transfer assembly for operating a rotatable split socket engageable at... |
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US20080229591 |
Handheld Power Tool, In Particular Handheld Power Saw
The invention relates to a handheld tool, in particular a handheld saw, with an electric drive motor (12), a serially switched gearbox (13), and a movement converter (14) that converts the driven... |