Matches 1 - 50 out of 134 1 2 3 >
Match Document Document Title
7383894 Pneumatic hammer drill (I)  
A pneumatic hammer drill includes: a pneumatic cylinder having a cylinder rear end fitted in a handle body, an air passage, and a pressure chamber; and an air valve adjacent to the cylinder rear...
7322428 Vibration reduction apparatus for power tool and power tool incorporating such apparatus  
A handle assembly for a power tool is described and includes a first substantially tubular body portion 210 which contains a first spring 212. A second body portion 216 is slidably mounted...
7287601 Power tool with a rotating and/or hammering drive mechanism  
A hand-operated power tool has a housing with a drive mechanism for driving a tool, a tool receptacle for receiving a tool, a handle assembly for grasping and handling located in a rear region...
7270320 Antivibration element  
An antivibration element ( 1 ) is especially for a portable handheld work apparatus such as a motor-driven chain saw or a brushcutter. The antivibration element includes a coil spring ( 2 ) and at...
7252157 Power tool  
It is an object of the present invention to provide a power tool having a further improved vibration reducing performance. The representative power tool may comprise a tool bit, an actuating...
7252156 Vibration isolation handle  
It is an object of the invention to provide an effective technique for reducing the manufacturing costs of a handle mounted to a power tool. According to the invention, a representative handle may...
7219433 Adjustable antivibration system, in particular for a hand-held work machine  
The invention pertains to a handheld implement, in particular a portable chainsaw ( 100 ), with a handle housing part ( 12 ) that contains at least one carrying handle ( 10 ), and with at least one...
7152853 Manually operated implement  
A manually operated implement such as a chain saw, a parting-off grinder or similar device has an internal combustion engine to drive a tool and a handle arrangement to operate the implement. The...
7140451 Portable tool having cover and label to be stuck on the portable tool for identification  
A portable tool includes a motive power section, a mechanical section driven by the motive power section, and an outer frame covering the motive power section and the mechanical section. A label or...
7137542 Vibration isolating handle  
It is an object of the invention to provide a vibration reducing technique which is effective in obtaining stable vibration reducing effectiveness. A representative vibration isolating handle may...
7100706 Hand tool machine comprising a vibration-dampened handle  
A coupling between the handle ( 2 ) and the machine housing ( 1 ) of a hand power tool having the greatest possible vibration damping is produced by the fact that the handle ( 2 ) is coupled with...
7093670 Impact drill  
An impact drill minimizing transmission of vibration to a handle gripped by a user's hand. A spindle extends through a main frame and is movable in its axial direction and rotatable about its axis....
7093669 Impact tool  
An impact tool, comprising: a shaft; a stop on the shaft; a slider movable on the shaft for striking the stop to create an impact force; and a handle on the slider to allow a user to move the...
7076838 Hand-held machine tool with vibration-damped handle  
A very extensive decoupling of the handle from vibrations in the hand power tool is obtained by the fact that, on each of two legs ( 5, 7 ) extending nearly parallel to the longitudinal axis ( 9 )...
7070009 Vibration isolation mount system (ISO)  
A power tool includes vibration isolation material positioned between an engine shroud and a drive shaft housing. The vibration isolation material isolates the drive shaft housing from engine...
6962211 Vibration-decoupling arrangement for supporting a percussion unit in a hand-held percussion power tool  
A vibration-decoupling arrangement for supporting a percussion unit ( 2 ) in a hand-held percussion power tool includes a spring ( 4 ) arranged between the percussion unit ( 2 ) and a tool housing...
6948570 Electrical hand tool machine with vibration damped striking mechanism  
A partially percussive electrical hand tool machine ( 1 ) having a portable housing ( 3 ), a striking mechanism module ( 4 ) connected, in a vibration-damped manner, to the housing ( 3 ) and having...
6863479 Supplemental handle  
A supplemental handle for a hand-held machining tool ( 18 ), has at least one grip element ( 10, 12, 14, 16 ) that is connectable with a housing ( 26 ) of the hand-held machine ( 18 ) by means of...
6805207 Housing with functional overmold  
An article having a first structure and a second structure. The first structure includes a structural portion and an overmold portion, which is formed from a resilient material and molded onto the...
6799643 Percussion electrical hand-held tool  
The present invention relates to a percussion electrical hand-held tool having an electronic control unit ( 5 ) for controlling at least one power parameter of the electrical tool, and a...
6799642 vibration damper between two components  
A vibration damper is disposed between two components ( 2, 3 ) of a portable handheld work apparatus ( 4 ). The vibration damper is held especially between a housing ( 6 ), which holds an internal...
6796389 Power hand tool and removable grip therefor  
A power hand tool body has a barrel with a depending skirt portion from which depends an elongated handle. Elongated grooves are formed in opposite sides of the skirt portion and extend between...
6789631 Engine powered torque wrench  
An engine-powered torque wrench ( 18 ) has a loop handle ( 19 ) that is orthogonal to a torque rod ( 22 ) of a torque handle. The engine-powered torque wrench has a heat engine ( 1 ) which rotates...
6776243 Carrying handle for a percussion power tool  
An assembly for a percussion power tool includes a carrying handle ( 5 ) and a flush head ( 4 ) which is connected with the power tool chuck ( 3 ) for flushing a working tool receivable in the...
6766868 Electric combination hammer-drill  
An electric combination hammer for use either as a drilling hammer or as a chisel hammer has a housing and a handle arranged on it. The housing has arranged on it an on-off switch having a pawl and...
6755260 Pneumatic tool  
There is provided an hand-held pneumatic tool which has a body, a tool fitted to the lower end of the body and a handle at the upper end of the body. The handle is connected to the body by a...
6732627 Carrying mechanism for power tools  
A power tool including a motor, a housing having first and second holes, and first and second plugs disposed within the first and second holes, respectively, the first and second plugs each...
6722549 Arm member for fastener driving tool  
An arm member is provided for protection of a power source and for facilitating storage of a power tool. In a closed position, the arm member is configured for partially encircling a portion of the...
6719067 Insert for a plastic power tool housing  
A rigid preformed insert is molded into a plastic housing for a power tool. The power tool further comprises a motor having a shaft, the motor being at least partly supported by the insert, and an...
6671931 Vibrating hammer glove  
A vibrating hammer glove having a motor housing cover with a palm portion across the top of a hammer housing includes downwardly depending flaps which wrap around the housing and fasten with a...
6643939 Chain saw with vibration-isolating devices  
A chain saw with vibration-isolating devices, capable of providing a desirable vibration-isolating effect over a wide frequency range and reducing accidental deviation from a desired cutting line...
6619409 Vibration-isolating member and vibration-isolating device  
A vibration-isolating member is formed of an elastic material, and has a mounting hole at the center thereof, a large diameter section at an end of the mounting hole, a groove at the periphery of...
6619408 Hammer with shock-resistant arrangement  
A hammer comprises a metal bar extended from a head, the bar including forward and rearward apertures; a soft sleeve including spaced lengthwise internal ribs, the ribs being fastened across the...
6568483 Interchangeable pistol grip handles for pneumatic tools and seals therefor  
A pneumatic tool is provided having a housing with an exhaust passageway and a handle. The handle has an inlet that receives the housing, an outlet having at least one exhaust port, and an interior...
6484361 Handle for a drill- and/or chisel hammer  
A handle for a drill- and/or chisel hammer has a mount which can be fixed to the hammer. A radial grip is fixed to said mount, the grip axis of said radial grip crossing a tool axis which is...
6464018 Portable handheld drilling machine having an internal combustion engine  
The invention relates to a portable handheld drilling machine having an internal combustion engine ( 21 ) and a transmission ( 2 ) accommodated in a housing ( 3 ). The output shaft ( 4 ) of the...
6421880 Rock drill handle  
The invention concerns a rock drill handle which is connectable to a hand-held rock drill and which includes vibration damping means to damp the transmission of at least back and forth vibrations...
6412180 Anti-vibration element having separation securement  
An anti-vibration element is provided for disposition between a motor unit and a handle unit of a manually guided implement. The anti-vibration element includes a sleeve-shaped, elastic main body...
6286610 Percussion and/or drill hammer with oscillation damping  
The inventive percussion and/or drill hammer (10) consists essentially of a hammer housing (12) which surrounds a rotor for a percussive tool (11), including the drive mechanism and the holding...
6234256 Power screw driver with damping device between covered grip and housing  
A tool, in particular a power screw driver, comprises an output shaft which is rotatably mounted in a housing and is driven by a motor. The output shaft extends substantially coaxially to a...
6230367 Handle assembly for hand-held tool  
A handle assembly for a hand-held tool and including a handle (1) connectable with the tool housing and having a through-bore (4) for a cable (40) connecting the tool with a power source, a...
6220367 Power tool and vibration isolator therefor  
The present invention relates to a power tool having a housing, a handle having an inlet passage and an outlet passage extending therethrough, and a pneumatic pressure seal/vibration isolator...
6155354 Interchangeable grips for power hand tools  
A replaceable, flexible and resilient grip is slidably fitted over a generally cylindrical handle portion of a power hand tool housing. In one embodiment, for use with a pistol grip housing with a...
6148930 Percussion drill and/or jack hammer with handle spring-buffered against the hammer housing  
A percussion drill and/or jack hammer has a handle that is spring-buffered against the hammer housing which has at least one straight guiding track running parallel to the longitudinal axis of the...
6112831 Handle frame for percussive hand held machines  
A handle frame (20;20 1 ;120) for a portable power tool, wherein the portable power tool comprises a housing (10), a hammer mechanism (13) provided in the housing (10), and an elongate working...
6076616 Working tool which can be guided in a grab handle  
A tool having an operating element that is driven by an integrated power drive for the percussive, pounding or vibratory loading of a material to be worked, in particular a tamper, a vibration...
6019179 Vibration tamper  
A vibration tamper for soil compacting has a guide handle proceeding from the tamper head, which is pivoted elastically on the tamper. At the same time, the handle has a special mass distribution...
H001811 Apparatus and method for reducing low frequency vibrations in power tools  
A power tool having a low frequency reduction apparatus includes a first handle portion, a second handle portion, and a dual-density bladder disposed between the first and second handle portions....
5947211 Vibration-damped machine driven tool  
A vibration-damped, machine driven tool includes a machine housing, a drive mechanism housed in the housing and operable to drive a tool projecting out from the housing, a carrier device which...
5927407 Isolated hand-held vibrating device  
An isolator for use in a hand-held vibrating device for providing optimum vibration isolation by utilizing elastomeric sections. Six embodiments are shown which utilize elastomer sections to...
Matches 1 - 50 out of 134 1 2 3 >