Matches 1 - 50 out of 268 1 2 3 4 5 6 >


Match Document Document Title
9023057 Impacting device and method  
An impacting device for inserting, positioning and/or removing an implant and/or performing other impacting applications. The impacting device may have a head having at least one recess. The...
8967290 Fuel-Powered rock breaker  
The invention relates to a fuel-powered breaker machine (1) which has a cylinder (2, 2.3, 2.4) with two pistons (3, 4) disposed therein. The first of the pistons (3) is adapted to opening and...
8960325 Free-mass and interface configurations of hammering mechanisms  
The design of the free-mass in an ultrasonic driller/corer (USDC) has been refined in order to improve the performance and operational reliability of the system. In one embodiment, the...
8955612 Fence post driver  
A driver 10 for a fence post is disclosed. The driver comprises an elongate hollow body 12 having an open in-use lower end 14. A guide 16 is removably locatable at the lower end.
8939230 Multipurpose hitting device with a mechanism for absorbing the energy transmitted to the gripping means  
A tool has a mechanism for absorbing energy transmitted to a hand grip, comprising a support body, a handle, an elastic return member and an interchangeable head as a base unit which is capable of...
8935839 Ballistic enhanced battering ram  
A ballistic battering ram device that uses gun powder to produce a striking force. The ballistic battering ram includes a hollow casing, a bolt piston housing housed within the hollow casing, a...
8925781 Utility marker setter  
A marker setter is described that includes a magazine holding a plurality of stacked planar markers, each marker having a flag section and a post section with a distal tip; a marker extractor...
8910727 Ultrasonic/sonic jackhammer  
The invention provides a novel jackhammer that utilizes ultrasonic and/or sonic vibrations as source of power. It is easy to operate and does not require extensive training, requiring...
8906124 Dust collecting device  
A dust collecting device is provided which is capable of preventing static charge while rationally collecting dust generated during operation. A dust collecting device is removably attached to a...
8887828 Remotely adjustable feed system  
Various embodiments herein provide a remotely adjustable feed system for remotely controlling the movement of a tool head on a machining tool along an axis of motion by means of converting...
8844409 Impact driver  
An impact driver includes a sleeve, a striking unit and a chuck. The sleeve includes a bore with an open end and a polygonal section near the open end. The striking unit can strike a bit partially...
8704507 Method for determining usage rate of breaking hammer, breaking hammer, and measuring device  
A method and measuring device for determining the usage rate of a breaking hammer, and to a rock breaking device. The measuring device comprises a sensor for measuring a physical phenomenon caused...
8701791 Post extractor  
There is disclosed a post extractor comprised in a post-pounder, the device having a length and a crosswise extraction hole. The hole may be sized to accept an exposed portion of the post and may...
8684104 Detachable pipe ramming head with efficient lubrication dispersal  
A detachable head for ramming a pipe casing including an external ring having a first diameter, wherein the first diameter is operatively sized to enable the external ring to engage with an outer...
8672053 Tool holder for impacting machine  
A tool holder for a hand supported impacting machine, which tool holder is suitable for receiving a tool having a shank portion on which is formed a retaining collar. The tool holder includes a...
8657027 Single piezo-actuator rotary-hammering (SPaRH) drill  
A Single Piezo-Actuator Rotary-Hammering (SPaRH) Drill includes a horn actuator having high power piezoelectric materials and a flexure pre-stress to increase the actuators effectiveness. The...
8640786 Percussive augmenter of rotary drills for operating as a rotary-hammer drill  
A percussive augmenter bit includes a connection shaft for mounting the bit onto a rotary drill. In a first modality, an actuator percussively drives the bit, and an electric slip-ring provides...
8613327 Fluid powered percussion tool  
A fluid powered percussion tool 1 has a housing 2 with a supply channel for pressurized fluid 3, a percussion mechanism 4, a swing joint 5 arranged to carry the percussion mechanism 4 relative to...
8607893 Impact tool with a protecting cover  
The cover is provided with engaging pieces that engage with a recessed groove provided on the outer peripheral surface of a hammer case and hold the cover on the hammer case to prevent the cover...
RE44572 Nailer device  
A nailer device is carried within a housing having a nozzle portion wherein the nozzle portion is connected with the housing via a head portion of the housing. The nozzle portion includes a...
8561730 Foot valve assembly for a down hole drill  
A retaining assembly for a cylindrical member and support sleeve in the bore of a component of a DTH. The cylindrical member and support sleeve may, for example, be a foot valve assembly for...
8555998 Multi-mode drill with mode collar  
A drill includes a housing and a motor coupled to an output member by a transmission. The transmission can selectively couple the output member to an output spindle through a low speed output gear...
8522892 Impact device with interchangeable tool  
An apparatus and method of manufacturing the same are disclosed for an impact device with interchangeable tools for applying precise momentum force to an external object. The device includes two...
8490715 Hand-held machine tool  
The invention relates to a hand-held machine tool, in particular a hammer drill and/or chipping hammer. The tool according to the invention has a transmission device with a drive bearing that has...
D684028 Impact wrench  
8413742 Impact tool  
It is an object of the invention to reduce noise caused by run-out of a tool bit in an impact tool. The representative impact tool according to the invention includes a tool holder 137 that houses...
8387487 Tactical entry tool  
A tactical entry tool for creating an entry point through a building structure is provided. The tool includes a shaft portion including a shaft, and a head portion attached to a first end of the...
8381958 Button attachment kit  
A self-contained button attachment kit includes a pair of buttons, fastener clips and a tool for dispensing a fastener from a fastener clip to reattach a button to an article of clothing. The tool...
8365827 Fracturing method to reduce tortuosity  
A series of jet nozzles have a telescoping structure designed to impact the borehole wall and initiate a fracture. The nozzles can be extended through fluid pumped through them or with some...
8360167 Composite seal for a hydraulic hammer  
A hydraulic hammer (14) may include a housing (30) having a distal end defining an opening (38), a bushing (54) positioned adjacent the housing distal end, the bushing (54) having an inner guide...
8353360 Pile driver  
A pile driver provided with a housing and at least one body connected with the housing so as to be moved back and forth over a predetermined path, the pile driver being further provided with a...
8322457 Power tool chuck assembly with hammer mechanism  
A power tool includes a housing, a motor supported in the housing, a chuck assembly having a chuck body rotatable about a central axis in response to torque received from the motor, and a...
8316962 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Impact tool
 
It is an object of the invention to reduce noise caused by run-out of a tool bit in an impact tool. The representative impact tool according to the invention includes a tool holder 137 that houses...
8297373 Impact device  
An impact device includes a housing, a motor supported by the housing, a stationary shaft, and a rotating transmission member supported on the stationary shaft for rotation. The rotating...
8261850 Hand-held rotary hammer power tool  
The invention relates to a striking mechanism of a handheld electric power tool, in particular a percussion drill and/or percussion hammer, having a hammer cylinder, a piston mounted with a guide...
8251157 Battery pack for use with a power tool and a non-motorized sensing tool  
A system includes a power tool having a motor, a drive mechanism mechanically coupled to the motor, and an output element mechanically coupled to the drive mechanism. The motor is operable to...
8235138 Power tool  
A power tool capable of performing vibration damping action in working operation, without an increase in size. The working tool includes a motor, a housing in which an internal mechanism driven by...
8230945 Hand machine tool  
The invention relates to a hand machine tool which has an intermediate flange, particularly for receiving transmission elements. The flange has at least one base body having at least one bearing...
8230944 Post alignment tool  
An alignment tool for aligning fence posts and a method for aligning fence posts are provided. The alignment tool can include an alignment plate with an aperture adapted to receive a fence post....
8186452 Clamping systems and methods for piledriving  
A clamp system for an elongate member, comprising first and second clamp members, an actuator member, and an actuator system. The actuator member defines an actuator cam surface and is supported...
8181716 Breaking machine shock absorbing system  
A breaking apparatus (1) which includes; a housing (3); a striker pin (4) having a driven end and an impact end, locatable in said housing (3) in at least one retaining location to protrude said...
8176997 Hand-held power tool with a chuck for receiving a percussion working tool  
A hand-held power tool includes a work spindle (4)in which a chuck (3) for receiving an axially displaceable, within limits, percussion working tool (2), is mounted on. The work spindle (4) having...
8161611 Tool for installation of tubing in flooring  
A tool for installing tubing in channels of floor panels comprises a handle attached to an upper portion of a front frame and a pair of wheels attached to a bottom portion of the front frame, a...
8151901 Impact device and method for generating stress pulse therein  
A pressure fluid operated impact device comprising a frame (2) whereto a tool (3) is mountable movably in its longitudinal direction, and control means (7) for controlling pressure fluid feed to...
8141655 Hammer having a two part body  
A tool assembly such as a hammer assembly, includes a housing defining a chamber and a reciprocating piston arranged in the chamber for cyclical movement in a work stroke and a return stroke. The...
8141255 Multi-impact hand tool  
A multi-impact hand tool comprises a sleeve, a tool head, a movable rod, a spring and an impact block. With only one impact operation, the multi-impact hand tool can provide a multi-impact effect,...
8127862 Power tool  
A power tool capable of performing vibration damping action in working operation, without an increase in size. The working tool includes a motor, a housing in which an internal mechanism driven by...
8096369 Striking mechanism for a handheld electric power tool  
The invention relates to a striking mechanism of a handheld electric power tool, in particular a percussion drill and/or percussion hammer, having a hammer cylinder, a piston mounted with a guide...
8096368 Fence post installation and anchoring system  
A hand-driven receiving bracket for galvanized or steel pipe used with yard fences, gateposts, pet pens, and the like comprises a round galvanized pipe and three (3) downwardly directed triangular...
8083117 Nailer device  
A nailer device is carried within a housing having a nozzle portion wherein the nozzle portion is connected with the housing via a head portion of the housing. The nozzle portion includes a...

Matches 1 - 50 out of 268 1 2 3 4 5 6 >