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Patent Searching and Data


Matches 1 - 50 out of 1,502

Document Document Title
WO/2017/142092A1
Provided is a technology that contributes to further improvement of a transmission mechanism for transmitting motive power in a work tool which performs processing work on a workpiece by driving a tipped tool. According to the present in...  
WO/2017/120165A1
Systems and methods for reducing vibration in power tool. One system includes a power tool that includes a housing and a motor. The power tool further includes a magnetically susceptible fluid located within the housing. The power tool f...  
WO/2017/104380A1
Provided is a reciprocating tool that is formed to be thin at a region near where an operation member is mounted, and that has low vibration. A spindle 13, which is a rotation shaft oriented along the up-down direction, is provided on a ...  
WO/2017/094412A1
Provided is a reciprocating tool configured so that vibration caused by reciprocating motion is prevented from being transmitted from a base section to a material to be cut. A reciprocating tool 1 provided with a base section 30 located ...  
WO/2017/093557A1
In accordance with one embodiment, a reciprocating saw (100) includes a housing (102), a plunger (146) at least partially positioned within the housing (102) and configured to reciprocate with respect to the housing along a plunger axis ...  
WO/2017/018601A1
The present invention relates to a cut saw having a saw blade mounted thereon and linearly reciprocating by driving of an embedded motor, the cut saw comprising: a first line laser which is disposed around the saw blade and irradiates a ...  
WO/2016/202769A1
The invention relates to a device for detecting the breakage of at least one cutting element (2) arranged in a guide (1), comprising at least one sensor (3), wherein at least one slider (4), which can be displaced linearly relative to th...  
WO/2016/134030A3
A saw (40) and complementary blade (140). The blade has lock teeth (150) that are more ductile than the cutting teeth (158). The saw coupling assembly has an anvil (70) and a press (102). The saw coupling assembly holds the blade to the ...  
WO/2016/134030A2
A saw (40) and complementary blade (140). The blade has lock teeth (150) that are more ductal than the cutting teeth (158). The saw coupling assembly has an anvil (70) and a press (102). The saw coupling assembly holds the blade to the s...  
WO/2016/043568A1
The present invention relates to a lug cutting device comprising: a cam plate (30) rotated by driving of motors (20) provided on both sides of a main frame (10), respectively; movable plates (40) that slide and reciprocate along a straig...  
WO/2016/026168A1
A novel reciprocating saw, comprising a handle (1), a switch (2), a power line (3), a motor (4), a left casing (5) and a right casing (6), and further comprising a first saw blade (8), a second saw blade (9), an upper support (10), a low...  
WO/2016/023085A1
A cutting tool mechanism and cutting tool (11) including the mechanism (31), for cutting hard material such as concrete and stone is disclosed. The tool (11) has one or two blades (23), (25) each driven by a mechanism (31). Each mechanis...  
WO/2015/182514A1
Provided is a reciprocating tool in which the work of exchanging a blade is easier than in the conventional art. A central shaft member (12) which is fixed to a housing (1) penetrates through a central hole (16) provided in a blade set, ...  
WO/2015/176416A1
A double-saw-blade reciprocating saw, comprising a shell (1), a first reciprocating rod (5) and a second reciprocating rod (6) that are distributed up and down, guide rails (3) fitted in the first reciprocating rod (5) and the second rec...  
WO/2015/178314A1
A reciprocating tool with a reduced number of components is provided. The jigsaw (11), which utilizes the motive force of an electric motor to cause a saw blade (32) to move back and forth in a direction along an axis line (C1), has: a h...  
WO/2015/145912A1
[Problem] To provide an electric tool that is capable of minimizing vibration and that comprises an output section that moves reciprocally. [Solution] A reciprocating saw (1) comprises a motor (a rotary drive shaft (42)), a power convers...  
WO/2015/109941A1
Disclosed are a holding device and an electric tool comprising the holding device. The holding device (4) comprises a support (42), a holding frame (41) and a connecting arm (45), two ends of the connecting arm (45) being in pivot connec...  
WO/2015/050248A1
Provided is a reciprocating tool that can effect an increase in cutting speed and reduced vibrations. The present invention is provided with: a main body (12); an electric motor (16) provided within the main body (12); a drive gear (19) ...  
WO/2015/050055A1
Provided is a cutting tool capable of smooth cutting even when a level difference occurs between the cut sections when cutting a curved line in an easily bendable cutting material. A jigsaw (1) comprises a housing (2), a motor held in th...  
WO/2015/028301A1
Reciprocating saw (1) for machining a workpiece, in particular a mineral or metallic workpiece, comprising a drive (20) and a stroke rod (60) having a first stroke rod end (63), a second stroke rod end (68) and a drive point (69). Furthe...  
WO/2015/028302A1
The invention relates to a counterweight device for use in a saber saw (1), comprising a drive assembly (20), a lifting rod (60) and at least one first articulated bar (40). Said counterweight device (200, 300) can be moved reversibly by...  
WO/2015/029760A1
Provided is a jigsaw that can be made compact by reducing the length of a housing in a direction along the axial line of an output shaft. This jigsaw (1), which is equipped with a plunger (22) that is installed in a housing (3) and suppo...  
WO/2015/013997A1
Disclosed are a saw blade clamping device and a reciprocating saw having the saw blade clamping device. The saw blade clamping device comprises a clamping base (1), an operation piece (3) and a compressing piece (3). The clamping base (1...  
WO/2015/013996A1
Double saw blades for a reciprocating saw comprise a first saw blade (1) and a second saw blade (2). The first saw blade (1) and the second saw blade (2) are connected by a limit and guide mechanism. The limit and guide mechanism compris...  
WO/2014/205615A1
Disclosed is a transmission mechanism for a double-blade electric saw, comprising a gear transmission set driven into rotation by a motor (2) and installed in a housing (1), a first saw blade (14) and a second saw blade (15). The first s...  
WO/2014/183916A1
The invention is based on a tool clamping device, in particular a saw-tool clamping device, for a portable power tool, comprising at least one clamping unit (14) for clamping in a machining tool (16), which comprises at least one movably...  
WO/2014/166343A1
A reciprocating saw comprises a motor (20), a gear transmission part (31), a reciprocating lever part (34), and an oscillating bar part (38) arranged between the gear transmission part and the reciprocating lever part. The reciprocating ...  
WO/2014/142689A1
A folding swim fin which comprises a base, arms, an elastic membrane tensioned between the arms and elements for attaching the fin to the swimmer's feet. Two opposite edges (1 and 2) of the flexible membrane (3) are attached each to one ...  
WO/2014/131144A1
A double saw blade structure for an electric saw comprises a first saw blade (1, 5) and a second saw blade (3, 8) respectively connected with a first driving mechanism and a second driving mechanism of an electric saw. A clamping plate (...  
WO/2014/123560A1
A foam panel cutting machine for cutting foam panels used in insulated building panels. The foam panel cutting machine has a feeder system feeds the foam panel through the cutting blades. The cutting machine additionally includes a frame...  
WO/2014/105884A1
In one embodiment, a reciprocating tool (100) includes a reciprocating plunger (146), the plunger (146) including an inner wall (162)defining a chamber (164) portion within the plunger (146), a motor (124) operably connected to the plung...  
WO/2014/106139A1
In one embodiment, a reciprocating tool (100) includes a first variable volume fluid chamber (170), a second variable volume fluid chamber (172) in fluid communication with the first variable volume fluid chamber (170), a plunger (142) c...  
WO/2014/001124A1
The invention relates to a hand machine tool 10, particularly a hand-operated hack saw or pendulum saw, having a tool housing 14 in which a drive motor 20 for driving a reciprocating gear 28 is disposed, said reciprocating gear 28 being ...  
WO/2013/187837A2
An electric power saw/cutter (1) comprising: a.a rotatable saw structure (2) b.a rear handle (5) with a switch/speed control (6) c.a front handle (7) d.a drive unit (8) for rotating the saw structure (2), the drive unit (8) itself compri...  
WO/2013/187837A3
An electric power saw/cutter (1) comprising: a.a rotatable saw structure (2) b.a rear handle (5) with a switch/speed control (6) c.a front handle (7) d.a drive unit (8) for rotating the saw structure (2), the drive unit (8) itself compri...  
WO/2013/176217A1
[Problem] To provide superior technology pertaining to the attachment and detachment of a clamp member for holding a tool bit. [Solution] An electric oscillating tool (100) is provided with: a spindle (120); a clamp shaft (123) that is c...  
WO/2013/152888A1
The invention relates to a power tool clamping device, in particular an oscillating power tool clamping device, having at least one clamping unit (12a; 12b; 12c; 12d) which has at least one movably mounted force-fitting clamping plane el...  
WO/2013/141794A1
The present invention relates to a portable cutting tool (10) for the cutting off of lists (100) or the like, comprising a cutter (1), which is rotatably mounted on a shaft (71), a cutting table (2) for the reception of a list (100), a c...  
WO/2013/107331A1
A saw blade clamping device for a linearly reciprocating type sawing machine is able to clamp at least two types of saw blades, comprising a clamping seat having a connecting portion and a loading portion with a loading slot; an operatin...  
WO/2013/108557A1
A reciprocating tool (1) has an electric motor (10) as drive source, and a motion conversion mechanism (20). The motion conversion mechanism (20) converts the rotary output of the motor (10) to the reciprocating motion of an output rod (...  
WO/2013/088805A1
A reciprocating tool (1) has a motion converting mechanism (20) for converting the rotational output of a drive motor (10) to the reciprocating motion of an output rod (11). The motion converting mechanism (20) is provided with a crank d...  
WO/2013/076010A1
The invention relates to a frame comprising a bow that is solidly connected to a rear handle (4), front and rear hook members, and a mechanism for tensioning a saw blade (2) when the blade is hooked to the front and rear hook members. Th...  
WO/2013/057511A3
Apparatus for converting rotary motion to linear motion and/or linear motion to rotary motion,comprising: a rotatable piece (24) having a surface, the piece being rotatable about an axis thereof; at least one member (26a-d) having a link...  
WO/2013/057511A2
Apparatus for converting rotary motion to linear motion and/or linear motion to rotary motion,comprising: a rotatable piece (24) having a surface, the piece being rotatable about an axis thereof; at least one member (26a-d) having a link...  
WO/2013/059427A1
An improved vibration dampening system has been developed for handheld electrical power tools. The vibration dampening system in- cludes a material that a controller (124) selectively activates with an electrical current to increase the ...  
WO/2013/057511A4
Apparatus for converting rotary motion to linear motion and/or linear motion to rotary motion,comprising: a rotatable piece (24) having a surface, the piece being rotatable about an axis thereof; at least one member (26a-d) having a link...  
WO/2013/046541A1
An amplitude of an oscillating shaft to which a tip tool is attached is changed. An oscillation tool 10 includes a grip-portion housing 11 and a front-side housing 12 which are fitted to each other so as to freely slide on each other. An...  
WO/2013/042055A1
The invention relates to a sacrificial substrate (1) having a mounting surface (2) for holding a piece of material (3), such as an ingot, brick or core, for cutting a plurality of wafers from the piece of material (3), wherein the sacrif...  
WO/2013/038930A1
To provide a reciprocating tool capable of reducing noise by a simple and inexpensive configuration. In a reciprocating tool (1) including a motor (2) that is a rotary drive source, and a reciprocating motion converter that converts the ...  
WO/2013/033873A1
A lig saw comprises a head (1), a motor, a first drive gear linked with a motor output end (3), and a first reciprocating lever (71) fixed with a first saw blade (101). The first drive gear is hinged with an end of a first connecting rod...  

Matches 1 - 50 out of 1,502