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Patent Searching and Data


Matches 451 - 500 out of 11,477

Document Document Title
WO/2012/148347A1
The invention relates to an impact mechanism comprising a housing (32) with at least two stroke adjustment channels (18, 19, 20); an adjustment arrangement (31) with at least two adjustment pin channels (35, 36, 37, 135, 136, 137) arrang...  
WO/2012/144500A1
[Problem] To provide a hammer drill improved for enhanced drilling performance. [Solution] A hammer drill having: a linear impact mechanism section (115) for applying an impact force in the longitudinal axis direction to a tool bit (119)...  
WO/2012/144568A1
[Problem] To provide an impact tool, the body of which is shortened in the direction of the long axis of a tool bit. [Solution] An impact tool in which a tool bit (119) moves linearly in at least the direction of the long axis thereof, t...  
WO/2012/142856A1
A dust cover of an electric drill comprises: a fixing base (10); a fixing portion (41) located on an electric drill (40); a telescopic sleeve comprising a loop telescopic sleeve (20a) formed by several stacked loops, a full-fold telescop...  
WO/2012/142861A1
A position-fixing sleeve for an electric drill dust cover, comprising: a sheathing part (31); a fixing part (21) positioned at the front of the body of an electric drill (20); a supporting part (32) extending from the sheathing part towa...  
WO/2012/143176A1
The invention relates to a striker bolt for a striker device (10), in particular of an impact, drill and/or chipping hammer (12), having a main body (14). According to the invention, the main body (14) comprises at least two different ha...  
WO/2012/142188A2
A hand-held knockout driver for use with a punch and die. The hand-held knockout driver including a housing having a handle portion, a motor positioned within the housing, the motor having a drive shaft defining a first axis, a pump asse...  
WO/2012/141702A1
A system and method for capturing resultant dust from power tool operation are disclosed. The system comprises a device that includes a housing with a substantially cylindrical shape. The housing has a first end that tapers to an opening...  
WO/2012/138287A1
The invention concerns a hydraulic striking tool for application in rock and/or concrete cutting equipment containing a machine housing (100;200) with a cylinder (115;215) with a moveably mounted piston (145;245) which during operation p...  
WO/2012/138721A2
The present invention provides methods and systems for a rotary impact device having an annular exterior surface for use with an impact wrench for providing torque to a fastener. The rotary impact device includes an input member having a...  
WO/2012/138288A1
The invention concerns a hydraulic, valveless impact mechanism for use in equipment for the machining of at least one of rock and concrete comprising a machine housing (105; 205) with a cylinder bore, a piston (110; 210) mounted such tha...  
WO/2012/134473A1
The housing assembly has a grip portion having a heightwise axis. The housing assembly includes a housing member having parallel upper and lower housing guide features spaced apart along the heightwise axis. The trigger member is mounted...  
WO/2012/126527A1
A hand tool (100, 200, 300) includes a working head (102), a handle (104) connected to the working head (102), and a handle protector (110, 302, 502) attached to the handle (104) proximate the working head (102). The handle protector (11...  
WO/2012/129559A2
Provided is a container that includes a top having an opening configured to receive a product. The container also includes a bottom adjoining a sidewall that extends to the top of the container and a flexible panel disposed on the bottom...  
WO/2012/120403A1
An excitation apparatus suitable for use downhole having interengaged masses at least in part confined or guided so as to be movable as an interengaged assembly on an axis, one mass ("rotatable mass") being rotatable relative to the othe...  
WO/2012/119312A1
A safety clutch device for a hand-held power tool, comprising: a transmission shaft (10a); a pinion (12a) which is provided to be driven by the transmission shaft (10a); a gearwheel (14a; 14b) which is provided to be driven by the pinion...  
WO/2012/118370A1
The present invention relates to an electric hand tool (1), at least comprising: a housing (2) which forms an accommodation for at least an electric motor, a transmission associated with the motor and comprising a drive shaft, and a tool...  
WO/2012/058375A3
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 improvements in performance and operational reliabil...  
WO/2012/113152A1
A transmission shaft device for a hand-held power tool, comprising: a transmission shaft (10a-10e) with at least one bearing surface (14a-14e) for mounting a pinion (16c-16e, 18e) and /or at least one integral pinion (16b), and a wobble ...  
WO/2012/058279A3
One embodiment of a tool generally comprises a skeleton, barrel, valve box assembly, and a throttle assembly. A sleeve may also be included to cover a portion of the skeleton. The skeleton may include a main body with a handle member pro...  
WO/2012/061176A3
An impact tool includes a housing, a motor supported in the housing, an output shaft rotatably supported in the housing about a central axis, an impact mechanism coupled between the motor and the output shaft and operable to impart a str...  
WO/2012/097541A1
A multi-functional hammer which includes a handle is disclosed. A raised upper lip and a raised lower lip locate on one end of the handle perpendicular to the axial direction of the handle, a U-shaped space locates between the upper lip ...  
WO/2012/094800A1
An impact tool comprises: a housing(l); a cylinder (2) and a tube like tool holder, which are coaxially fixed in the housing; a piston adapted to reciprocately move in the cylinder; a striker (6) adapted to follow the movement of the pis...  
WO/2012/049164A3
The invention relates to a multifunctional rescue tool, comprising a handle (3), a cutter (7), a glass breaking device (8), and a lever element (9), wherein the cutter (7), the glass breaking device (8) and at least one partial section o...  
WO/2012/084349A1
The invention relates to a portable power tool having a tool, which has a working axis (18; 218), for machining a workpiece, and a drive device (26; 226) for driving the tool, said drive device being enclosed in a housing (12; 212) and b...  
WO/2012/084669A1
The invention proceeds from a portable power tool, in particular a rotary and/or demolition hammer, having a pressure lever (10a, b) which is provided to execute a switching operation. It is proposed that a tolerance compensating unit (1...  
WO/2012/084428A1
In a portable power tool (100) for operation in the hammer-drilling, drilling and screwing modes, said portable power tool (100) having a mode-setting device (150) having an actuating element (155) and a setting element (110) and also ge...  
WO/2012/084316A1
The invention relates to an electric hand tool, in particular a rotary hammer, having a housing (12, 32) which encloses at least one drive unit (42, 44) having a drive shaft (46, 48) and a pinion (60, 62) arranged in an end region (58) o...  
WO/2012/087571A1
A pressure protection valve (40) is provided which provides a fluid short circuit between a fluid pressure inlet (16) of a hydraulic tool (10) such as a hydraulic hammer (10) and a low pressure region (20) when the pressure at the fluid ...  
WO/2012/082461A1
A demolition hammer (10) includes a housing (30) having a distal end (34), a power cell (42) disposed in the housing (30), an end plate (38) attached to the distal end (34) of the housing (30), and a damper (76) disposed in the housing (...  
WO/2012/079858A1
A hand-held power tool (1) has a housing, a linear drive for moving a tool along a working axis (9) and a shock absorber (20). The shock absorber (20) is made up of layers in a building-up direction (23) perpendicular to the working axis...  
WO/2012/078811A1
A dust shroud assembly for a power tool includes a shroud portion, a barrel, and a helical spring. The barrel includes an upper portion slidably received within a first end portion of the shroud portion. The barrel defines a helical chan...  
WO/2012/072325A1
The invention proceeds from a hammer percussion mechanism having at least one percussion means (12a; 12b), a tool chuck drive shaft (14a; 14b) and a coupling means (16a; 16b) which is provided to transmit a rotary movement from the tool ...  
WO/2012/072326A1
The invention proceeds from a hammer percussion mechanism having at least one percussion drive unit (12a-c), a striker (14a-c) and a first rocker arm (16a-c) which is provided to drive the striker (14a-c). It is proposed that the hammer ...  
WO/2012/072328A1
There is proposed a hammer percussion mechanism having at least one impact generating unit (50a-e), which has a striker (94a-e), having a tool chuck drive shaft (32a-e), which, in at least one operating state, mounts the striker (94a-e) ...  
WO/2012/072875A1
The quick release valve has a chamber (32), an inlet opening leading (30) into the chamber for leading in pressurised gas and a connection opening (16) for connecting to a space (100) to be pressurised. The valve further has at least one...  
WO/2012/072329A1
The invention relates to a hammer mechanism having a tool chuck (24a-e) and a snap head (102a-e), which is provided to directly impact an inserted tool (104a). According to the invention the snap head (102a) comprises a coupling means (1...  
WO/2012/072327A1
There is proposed a hammer percussion mechanism having at least one impact generating unit (50a - e) and a tool chuck drive shaft (32a - e), wherein the impact generating unit (50a - e) has a spur gear stage (72a) which is provided to co...  
WO/2012/075214A1
A hydraulic hammer (10) includes a powercell housing (11) that defines a hydraulic inlet (12) and a hydraulic outlet (13). A machine mount (20) that defines a plurality of pin receiving bores (21) is attached to the powercell housing (11...  
WO/2012/065305A1
A dust collector for an electric drill includes a hollow housing (10), wherein a cone-shaped part (121) having an opening (122) is provided on the top end of the housing (10), a through hole (111) is provided on the bottom end of the hol...  
WO/2012/060773A1
The invention concerns a demolition arrangement for a remote-controlled working machine (1 ) equipped with a manoeuvrable arm (9), which machine, electrically powered and able to be driven on tracks (17), is principally intended for dest...  
WO/2012/061176A2
An impact tool includes a housing, a motor supported in the housing, an output shaft rotatably supported in the housing about a central axis, an impact mechanism coupled between the motor and the output shaft and operable to impart a str...  
WO/2012/060772A1
The invention concerns a demolition arrangement for a remote-controlled working machine (1 ) equipped with a manoeuvrable arm (9), which machine, electrically powered and able to be driven on tracks (17), is principally intended for dest...  
WO/2011/163277A3
A powered cutting tool for locating objects behind sheet material and subsequently cutting around the object. The tool incorporates at least one sensor having a transceiver emitting signal to detect at least one from the group of object ...  
WO/2012/058279A2
One embodiment of a tool generally comprises a skeleton, barrel, valve box assembly, and a throttle assembly. A sleeve may also be included to cover a portion of the skeleton. The skeleton may include a main body with a handle member pro...  
WO/2012/058375A2
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 improvements in performance and operational reliabil...  
WO/2012/055640A1
The invention relates to a power tool device, in particular a hammer drill device and/or a chisel device, having at least one torque limiting unit (10a; 10b; 10c; 10d) that is provided for limiting a torque in a drivetrain (12a) in at le...  
WO/2012/052268A1
A power drill with percussive drilling, drilling and screwing functions has a gear mechanism for transmitting the driving movement of a driving unit to a tool spindle (4). Also provided are two latching elements (16, 17), which in the pe...  
WO/2012/009199A3
In one embodiment of the present invention, a power tool includes a housing having a first opening formed therein with a motor being contained within the housing. The tool includes a device for sharpening a writing implement. The sharpen...  
WO/2012/052601A1
Hammering apparatus functioning with a pressurized medium, such as a pressure fluid of a hydraulic system which hammering apparatus comprises an elongated body (19) to be attached to a power tool, a movable impact mass (10) adjusted to r...  

Matches 451 - 500 out of 11,477