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US20110197455 METHOD FOR DETERMINING THE DIRTINESS OF AN ELECTRICALLY DRIVEN CUTTING TOOLS , AND HAIR CUTTING DEVICE  
The invention pertains to a method for determining the dirtiness of a cutting tool and to a hair cutting device with an apparatus for determining the dirtiness of the cutting tool thereof. The...
US20120240418 PNEUMATICALLY POWERED POLE SAW  
A pneumatically powered pole saw is provided, the pole saw having gas actuated main valves configured for movement between first positions and second positions wherein the gas actuated main valves...
US20110023253 AUTOMOBILE WINDSHIELD WIPER SYSTEM HAVING DIRECT DRIVE DRUM AND CABLE ASSEMBLY  
A wiper system having an electric motor operatively associated with a primary pivot shaft assembly. Also included is a secondary pivot shaft assembly. A first windshield wiper is coupled to the...
US20120246942 POWER PRUNER  
A power pruner includes a housing, a motor arranged in the housing, a transmission device connected to the motor, a pair of blades and a trigger which is arranged on the housing and used to control...
US20120255403 TORQUE LIMITING ENGINE ROTATION TOOL  
A torque limiting engine rotation tool for rotating a crankshaft of an engine, where the engine rotation tool is configured to be operated with a socket wrench or non-impacting tool and is...
US20120200016 HOLD AND DRIVE DEVICE  
A method of driving a nut on a bolt comprising using a motorized socket drive tool having an open drive socket located in a drive head portion, is provided. A support assembly having a spring...
US20110084109 AUTOMATIC LOW POWER CONSUMPTION MODE FOR COMBUSTION TOOLS  
A combustion tool having a circuit for conserving battery power includes a battery assembly to power at least a portion of the combustion tool, a control circuit to place the combustion tool in an...
US20110146462 WATTS MAGNETIC WRENCH SYSTEMS  
Watts Magnetic Wrench provides consumers with a wrench having an embedded magnet that substantially prevents the tool, nuts and bolts from being dropped when being loosened or tightened. This tool...
US20110303720 ELECTRICALLY OPERABLE BOLT DRIVING TOOL  
An electrically operable bolt driving tool is disclosed. The tool includes an electric drive motor which can be driven by an electric power supply system and delivers driving power to a temporary...
US20130074658 Adjustable Socket Wrench Extension  
An adjustable socket wrench extension includes a gear train of meshing gears that translates torque from a first end to a second, opposite end; a female drive fitting to apply the torque from the...
US20120227994 CORDLESS TOOL SYSTEM  
A tool discharges one battery pack and a charger simultaneously charges another battery pack to provide for continuous and circular operation of the tool. The ratio of the discharging time to the...
US20090008110 MOBILE SELF-ERECTING DIRECTIONAL DRILLING RIG APPARATUS  
An apparatus and method for horizontal drilling are provided. The apparatus has: (A) a thrust frame; (B) a carriage on the thrust frame; (C) a wheel truck, wherein a rearward portion of the thrust...
US20110011605 MULTI DIRECTIONAL OSCILLATION FROM A ROTATIONAL SOURCE  
The present invention provides multi-directional oscillation from a rotational source, by receiving a rotational motion, converting the rotational motion to a first oscillating motion, converting...
US20120073410 DETENTED ADAPTER INTERFACE FOR SCREWDRIVER TOOL ATTACHMENT  
An attachment is mated to a power screwdriver by use of an adapter that is first fixed onto the screwdriver. The attachment includes an automatic fastener driver that receives a collated strip of...
US20120000682 HAND-HELD POWER TOOL  
A hand-held power tool such as a drill, a nail gun, a hand-operated drive-in tool or a bolt setting tool, is disclosed. In order to further improve the operation of hand-held power tools, the...
US20130068490 TWO PIPE HORIZONTAL DIRECTIONAL DRILLING SYSTEM  
The present disclosure provides a drill drive unit and drill string make up and break up unit with a method for use with a dual pipe drill string configuration. The drill drive unit is mounted to a...
US20120167721 Portable Battery-Operated Tool with an Electrical Buffer Element and Method for Replacing the Rechargeable Battery  
A portable and battery-operated tool for machining a workpiece and to a method for replacing the rechargeable battery of the tool is disclosed. The tool has at least one drive device for driving a...
US20110061769 Detection systems for power equipment  
Methods to detect when a human body contacts a predetermined portion of a machine are disclosed. The methods distinguish contact with a person from contact with other materials. The methods are...
US20090065223 Sprag Tool for Torquing Pipe Connections  
A pipe torquing sprag tool comprises one or more elastomeric sprags supported on a sprag support in an arrangement lying generally in a plane that is generally perpendicular to the axis of the...
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...
US20110132495 TREE FELLING HEAD  
A gear assembly for a tree felling head having a frame securable to a manipulator arm of a tree cutting carrier, the gear assembly includes a final gear securable to the frame and rotatably...
US20130097873 PIPE CUTTER  
A power tool that includes a pipe holder, a knife pivotally coupled to the pipe holder, and a drive mechanism coupled to at least one of the pipe holder and the knife. The power tool also includes...
US20130037288 Control Scheme For Detecting And Preventing Torque Conditions In A Power Tool  
A control scheme is provided for a power tool having a rotary shaft. The control scheme includes: monitoring rotational motion of the tool generally about a longitudinal axis of the shaft;...
US20110042142 Spindrill  
The disclosure describes, in part, apparatuses and methods for installing structures (e.g., foundations, footings, anchors, abutments, etc.) at work sites, such as difficult-access work sites. In...
US20090301262 Apparatus and Methods for Spinning a Pipe  
Apparatus and methods for rotating or spinning a tubular. In some embodiments, the apparatus, referred to herein as a pipe spinner, includes a body, an arm pivotally coupled to the body, and an...
US20120247796 CONTROL METHOD AND HAND-HELD POWER TOOL  
The hand-held power tool has a tool socket to hold a tool. A motor is coupled to the tool socket in order to drive the tool socket. The motor is arranged in a housing. The housing has a holder that...
US20090314137 SELF-ADJUSTING PIPE SPINNER  
A self-adjusting spinner is provided that is capable of accommodating various pipe sizes without requiring the need for an operator to climb up the support mechanism and manually change the...
US20080110652 Method of Detecting Nail Storage State  
A method of detecting a nail storage state of a magazine employed in a nail gun includes: providing a nail gun having a magazine and a nail hitting groove connected with the magazine; providing at...
US20080257609 Pneumatically Reversible Ram Boring Device  
A pneumatically reversible ram boring device includes a percussion piston (8) that is situated in a casing (1) and is movable back and forth by operation air supplied via an operational-air supply...
US20130075119 STRENGTHENING BY MACHINING  
A machining method comprises selecting a finished surface dimension and a material property for a working surface, defining a working temperature range based on the selected material property, and...
US20050247459 Method for operating a disengagable screwdriver, and a disengagable screwdriver  
The present invention is based on a method for operating a disengagable screwdriver (10) having a drive motor (12) and a shut-off device (20), with which a driving of a screw tool (16) is halted...
US20060144891 Rechargeable powered stapler assembly  
A stapler assembly includes a base and a stapler coupled to the base. An inductive power supply system cooperates between the base and the stapler to supply power from the base to the stapler. The...
US20120222876 INSTALLATION METHOD FOR AN EXPANSION ANCHOR AND IMPACT SCREWDRIVER FOR INSTALLING AN EXPANSION ANCHOR  
An installation method for an expansion anchor is carried out by repeatedly exerting rotary-percussive strikes onto the shank (2) of the expansion anchor (1) by an impact screwdriver. The repeat...
US20060278414 Device for rock bolting and for automized rock bolting and rock bolting  
Device for rock bolting with an adapter device (10) for connection of a drilling machine (3) to a self drilling rock bolt (7), said adapter device including an adapter element (14) which is...
US20110173819 OPERATING METHOD FOR A POWER TOOL, ESPECIALLY A HAND-HELD POWER TOOL  
The invention relates to an operating method for a power tool (1), whereby it is monitored whether the working tool (7) has reached a predetermined position of application relative to a workpiece...
US20120291595 Multiple Interface Wrench and a Method  
A wrench having multiple tool interfaces is provided. The wrench includes means for manually rotating about an axis located between the proximal and distal ends using a single force in a...
US20100059277 A REVERSIBLE, PERCUSSIVE, RAM-BORING MACHINE  
A superior ram-boring machine “mole”, employing compressed air to drive a reciprocating piston onto either forward or rearward anvils thereby imparting momentum. Wherein a control valve rec...
US20120111589 Hand-held power tool with an anti-theft device  
A control method for a hand-held power tool, in response to the actuation of a main switch of the hand-held power tool, carries out the following steps. An identification of transponders in the...
US20110203821 POWER SCREWDRIVER HAVING ROTARY INPUT CONTROL  
A power tool includes an output shaft configured to rotate about a longitudinal axis, a motor drivably connected to the output shaft to impart rotary motions thereto, and a rotational motion sensor...
US20110162860 CONTROL METHOD FOR A HAND-OPERATED POWER TOOL AND POWER TOOL  
A hand-operated rotary power tool and a method of operating the tool is disclosed. The tool has an electric motor for driving a rotary tool, a sensor device for detecting a blockade of the tool and...
US20110114345 HANDHELD POWER TOOL DEVICE  
The invention is based on a handheld power tool device, having at least one safety mechanism, which intervenes in an uncontrolled blocking situation, and which has a sensor unit. It is proposed...
US20110000688 ELECTRIC ROTATING TOOL, CONTROL METHOD, AND PROGRAM  
Tightening torque is appropriately managed by a simple means. An electric rotating tool (40) has a brushless DC motor (2), an inverter circuit part (3), and a control circuit part (4). The control...
US20120153001 ELECTRICALLY POWERED BOLT SETTING DEVICE  
The invention relates to an electrically powered bolt setting device (1) for setting of fastening elements (3) with a spring unit (10) which acts as an intermediate energy store in order to store...
US20120103643 CONTROL METHOD FOR A POWER TOOL AND A POWER TOOL  
A control method for a power tool and a power tool is disclosed. The control method has an operating mode and a safety mode. In the operating mode, a motor drives a tool receptacle in a rotating...
US20090065225 SWITCHABLE ANTI-LOCK CONTROL  
A power tool can include a housing and a motor assembly in the housing. The motor assembly can include an output member and a motor for translating the output member. A kickback sensor can sample...
US20080073091 Impact piston  
An improved piston for a pneumatic hand engraving impact power tool. More specifically, the invention provides a piston for an engraving impact tool made from a material that is more dense than...
US20090025947 Method, arrangement and valve for controlling rock drilling  
A method, arrangement and valve for controlling rock drilling. In the method, a pressure difference acting across a rotation motor is used to regulate a separate feed regulating valve, which, on...
US20100012336 Deep water pile driver  
A pile driver is provided for use in deep water with a remotely operated vehicle (ROV) and a working ship for setting piles, pin piles and well conductors in subsea soil and for soil sampling in...
US20060207775 Power tool torque overload clutch  
A torque overload clutch for an electrical power tool, such as a percussion hammer drill, is provided. The clutch is accommodated in a cavity in a gear cog. Spring washers are used to urge ball...
US20110308055 SETTING DEVICE WITH A VARIABLE SETTING STROKE ADJUSTMENT  
Setting device with a variable setting stroke adjustment and method of setting the setting stroke of setting device. Setting device includes a housing, a pulling rod structured and arranged for...
Matches 1 - 50 out of 180 1 2 3 4 >