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JP2012171081A |
To provide a drilling training machine for allowing a training person to obtain a feeling to draw power by vertically putting the blade of a hand drill on a material surface, regardless of the angle of the material surface, while elimina...
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JP5017187B2 |
To provide technique effective for improving smoothness of speed change operation and regulating speed change right after starting in a power tool having a parallel shaft type speed change mechanism. The speed change mechanism of the pow...
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JP5017188B2 |
To provide technique effective for improving smoothness of speed change operation and improving convenience for a power tool having a parallel shaft type speed change mechanism. The speed change mechanism for the power tool having the sp...
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JP5019169B2 |
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JP5017186B2 |
To provide technology which improves smoothness of speed change operation and maintains the changed state of speed after speed change in a power tool having a parallel shaft type transmission mechanism. In the power tool having the trans...
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JP5017185B2 |
It is, accordingly, an object of the invention to provide a power tool having a parallel-shaft type speed change mechanism with improved smoothness. A power tool includes a power source (115), a speed change mechanism (117) and a tool bi...
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JP5015653B2 |
The elastic means for elastically engaging a clutch (35) with a second gear (30) and/or a boss sleeve (31) includes first, second and third guide spindles (47,48,49), first and second interlock plates (41,42), and a coil spring (50). The...
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JP4989856B2 |
A wrench driven rotation hand tool with side handle (104); as required, an independent axial knob (103) and a lateral side handle (104) are selected to be incorporated together with a transmission gear set (107) to a column (101), the ou...
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JP2012135871A |
To specify a drill hole relating to an auxiliary device of a drill tool for determining a distance from the drill tool (drilling machine, boring machine) to a workpiece and a controlling method relating to the same.The auxiliary device c...
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JP2012131020A |
To obtain an auxiliary apparatus that achieves safe and comfortable operation, in an auxiliary apparatus for displaying measurement values of a drilling machine.The auxiliary apparatus connectable to the drilling machine includes: a meas...
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JP4971249B2 |
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JP2012125902A |
To provide an electric tool detecting the inclination thereof with a simple configuration.The electric tool includes: a housing with a built-in motor 21; a mounting part 15 which can mount a piercing bit 2 driven by a motor 21 and machin...
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JP4965037B2 |
The tool has a tool holder (2) for a percussion tool moving along an axis (A). It has a coupling sleeve (3) with locking body (5) and locking sleeve (6). The width of the locking body decreases in a direction towards the axis. The width ...
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JP2012121089A |
To provide a hand drill which can suppress occurrence of delamination when drilling an object, and being miniaturized.The hand drill 1 includes a base member 2, a damper 3, a drill body 4, and a drill bit 5. The base member 2 contains an...
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JP4951689B2 |
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JP4953790B2 |
A vibratory apparatus comprises an eccentric mass disposed within a housing. A shaft and bushing are received by the eccentric mass and couple the eccentric mass to a crankshaft. An internal conduit extends longitudinally within the shaf...
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JP2012101287A |
To provide an automatic length-measuring device for a power tool which allows a hand-held power tool to easily perform scraping, cutting, or drilling with a required length and depth without an error in scraping, cutting, or drilling wor...
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JP2012101357A |
To provide an electric drill which has a function of preventing an unexpected oblique hole from being drilled and which stops drilling by automatically sensing displacement in a drilling direction during the drilling by means of the elec...
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JP2012101331A |
To enhance workability by facilitating fixing operation of a machining device easy and reducing the overall size of the device.A sucking and fixing device 1 is mounted on a drilling device 100 for machining a workpiece W to fix the workp...
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JP4938229B2 |
A cable cutter (10) for attachment to a power drill (12) has a housing (17,18), first (26) and second (28) cutting blades connected to the housing for movement relative to one another and a drive assembly (24) releasably engageable with ...
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JP4933713B2 |
A machine tool, particularly a hand machine tool, including an indexing mechanism which is switchable by an actuating element via at least one coupling element, and including at least one spring element arranged in the flux of force betw...
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JP4928960B2 |
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JP2012081546A |
To provide an electric depth control tool that automatically stops when the depth of a hole drilled with a drill reaches a set value of a depth setting device.A desired depth is set in a depth setting device 11.A switch 3 is set in a fir...
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JP2012076217A |
To provide a device for feeding a tool, which reduces the possibility that a rack or slide block is damaged by an erroneous operation conducted in a fixed mode.The device for feeding a tool, includes: a guide column in which a meshing-sh...
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JP2012076218A |
To transmit force and the moment generated when operating a tool to the tool stand side from the tool side under high reliability, by positioning the tool fixed to a slide block to a tool stand with high accuracy.This tool sending system...
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JP4920833B2 |
A coupling slide-piece (4) is at right angles to a tool-spindle (3) and is fixed to a conical pinion (10) fitting into a spindle pinion (9) belonging to the tool spindle. The coupling slide piece is connected to at least one engaging cam...
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JP2012071409A |
To provide a power tool which can detect whether the axial direction of a distal end tool is vertical or not relative to the surface of a workpiece and which is manufacturable inexpensively and miniaturizable.A light source 25 is provide...
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JP4912977B2 |
A drilling device having an oil supply tank disposed at a position where the oil supply tank is less likely to collide with surrounding objects. This device includes a fixing member (12) fixed to a workpiece, a column (14) extending upwa...
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JP3174215U |
To provide a drilling jig for guiding a tip of a drill blade to a predetermined position when drilling a hole in building wood or the like. A drilling jig is formed by a plate 12 that comes into contact with the surface of a work piece W...
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JP4885369B2 |
The device has an electric motor with no collector or slip ring in a housing (2) for producing a torque with motor control electronics (3) for controlling the revolution rate. A revolution rate dependent coupling (5) is arranged in the f...
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JP2012035407A |
To provide a device generating no vibration in reverse rotation.When a ratchet pawl 31 is not fitted in a rib 212, a stationary ratchet 21 is rotated freely and a movable ratchet 13 is rotated in the forward or reverse direction, and con...
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JP4883948B2 |
The tool has a driving mechanism with drive pinions (21, 35) to drive a tool holder pin (5) in rotation and translation around its axis relative to a case, respectively. The pinion (35) is screwed on a threaded section of the pin, so tha...
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JP4879608B2 |
To provide an electric tool which regulates the push-in amount of a trigger at the time of reversing, by a simple structure, without influencing electric components. The electric tool 1 has a rotation speed adjusting apparatus 4, the tri...
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JP4873595B2 |
The catch unit (20) has a clip assembly (24) with two limbs connected to a pivot (26). In one pivoted position, this is blocked by a component (32) operating in conjunction with a catch connected with the swinging latch (14).
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JP4869484B2 |
A dust-proof element for reducing creeping dispersion of dust along a free surface formed as one of locally limited dust trap element (5) and dust barrier (7) having a surface with an artificial pimpled microcrystalline structure with bu...
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JP4867464B2 |
A drill having a vibration exciting device (A) for applying vibration to the direction of the axis of a drill bit (4) of the drill, a detection device (21) for detecting the rotational speed of the drill bit (4), and a control section (2...
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JP2012011543A |
To obtain a hand tool device having higher operational safety and improved usability.The hand tool device such as a drill, a nail gun, a handheld driving tool, or a rivet gun is disclosed. The hand tool device is configured to include an...
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JP2012006101A |
To enable a shift to a drill mode without deteriorating workability.In an impact driver 1, a longitudinal sliding groove 46 is provided in a recessed state on the outer surface of a spindle 9; a stopper pin 48 is fitted into the sliding ...
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JP2011251370A |
To improve working efficiency by facilitating the centering work of a magnet drill.The magnet drill (10) has an electric drill (14) for installing a bit (12) on a rotary shaft and a drill stand (22) having a permanent magnet (18) for hol...
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JP4836801B2 |
A laser-guided coordination hole tool for precisely drilling holes in large parts includes a positioning table, a bushing cavity for receiving drill bushings, a clamping device, and a laser target. A laser-guided coordination hole tool m...
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JP2011245609A |
To provide a power tool capable of performing fine torque adjustment in the vicinity of the lower limit of transmission torque, and to provide a power tool capable of transmitting the whole of torque of a motor to a tip tool in the vicin...
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JP2011245573A |
To reduce the limitations on a boring position on one wall surface by bringing a cutter mounting shaft close to the other wall surface regardless of the front end of a case, in setting a boring machine to the one wall surface, to minimiz...
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JP2011245593A |
To provide an optical level for machine tool, which facilitates vertical drilling of a hole on a floor surface.An optical level 10 is mounted on a machine tool 8 having a body portion 82 for holding a drill 81 coaxially. The optical leve...
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JP2011230269A |
To provide a rotary cutting device reducing manufacturing cost by making an inner structure simple.The rotary cutting device 1 has a motor 4 housed in a body case 2. A spindle case 61 rotated and driven around an axis by the motor 4 is a...
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JP3171575U |
To provide an air-type spot drill with a dust suction path which eliminates residual metal pieces with a simple configuration and eliminates a good working environment, safety, residual harmful effects and the like. In an air type spot d...
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JP4812471B2 |
A representative power tool (101) comprising a mode switching device (151) that includes a mode switching member (153) turned by manual operation, a linearly moving driven-side member and a mode switching mechanism actuated by linear mot...
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JP4802146B2 |
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JP4801392B2 |
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JP4790321B2 |
The shank of a powered tool has two locking shoulders (11) on an axial locking end (3), locking slots (5a,5b) each with an axially projected end shoulder (12) on the tool side, and rotational drive slots (6a) tangentially offset in relat...
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JP4782323B2 |
A universal electric motor (1) for driving an electric hand-held tool device which experiences a high dust load, has a commutator (2), with carbon brushes (9) and lamellas (4). The motor has, for protection against dust particles carried...
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