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JP4248766B2 |
Reciprocating cutting tools (1, 90, 100) may include a drive source (11) for reciprocally driving a blade (B). The drive source may also drive a blower (13) in order to generate an air stream. An air channel (50, 56, 50, 70, 85, 80) may ...
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JP4244615B2 |
An electric-powered cutting machine includes; an electric motor, a housing (2) for the electric motor; a plunger (1) driven by the electricmotor to reciprocate; and a blade holding mechanism. The blade holding mechanism holds a blade (7)...
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JP4192460B2 |
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JP4172313B2 |
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JP4166982B2 |
A blade attachment/detachment mechanism for detachably attaching a blade to a saber saw. An end portion of the blade is formed with a blade hole. A reciprocally movable plunger has a blade attachment end portion where a slit and a steppe...
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JP4153827B2 |
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JP4153183B2 |
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JP2008207289A |
To provide a blade replaceable saw facilitating replacement of a saw blade by turning a tie bolt to tighten it to firmly clamp the saw blade or to loosen it to release the saw blade when removing the saw blade from the back plate, or ins...
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JP4147673B2 |
The saw mechanism has a housing (2) containing. a motor (1), a second shaft (9) rotatably connected to the housing and rotated by the motor, a rod (20) for holding a blade (27) and connected to the housing, whereby the rod is free to rec...
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JP2008188709A |
To provide a jigsaw which is increased in blade holding force by changing a blade pressing location of a rotary member and prevents the blade from disengaging therefrom.A blade holding mechanism 8 is composed of a blade receiving surface...
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JP4051895B2 |
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JP2008023846A |
To provide a saw which certainly holds the fixing of the handle part of a saw body and the grip attached thereto over a long period of time without mutually causing play between the handle part and the grip and loosening the fixing of th...
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JP4029579B2 |
Two different eccentric shaft portions are formed on a secondary shaft. A contact plate has two different contact portions which are selectively brought into contact with two eccentric shaft portions of the secondary shaft. The contact p...
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JP4019955B2 |
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JP4021165B2 |
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JP4004999B2 |
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JP4004739B2 |
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JP3995895B2 |
A tool-less blade clamps (10, 50) may include a rod (2, 52) having a slot (2a, 2c, 52c) and a guide slot (2b, 52b) formed substantially perpendicularly to the slot (2a, 2c, 52c). A control member (20, 56) may be slidably disposed within ...
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JP3988370B2 |
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JP3988689B2 |
A light weight saber saw with reduced numbers of mechanical components and capable of preventing liquid and dust from entering interior of a housing. A plunger reciprocates only in its axial direction in conformity with a longitudinal di...
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JP3983503B2 |
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JP3980288B2 |
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JP3977024B2 |
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JP2007216443A |
To provide a jigsaw machine constituted so as to prevent the falling of cut refuse from a through-hole for permitting the saw blade of an air gathering case to insert. A small tube 59 for sealing the second through-hole 56 of first and s...
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JP2007210099A |
To propose the support structure of a tool body which stably performs positioning with accuracy by repeating the right angle position and slant position of the tool body, because it was conventionally hard to perform a precision cutting ...
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JP2007196537A |
To provide a jigsaw which can reduce a burden on a worker by easily increasing a cutting speed with a weak pressing force. This jigsaw 1 comprises: a motor which is built in a housing 3; a reciprocating-motion converting mechanism which ...
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JP2007196322A |
To provide a cutter, simply installed and moved according to the welding bead by smoothly moving the cutter along a welding part or a cut part of metal to be welded. This cutter includes: a cutting means 2 provided on a body fixing part ...
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JP2007185749A |
To provide a reciprocating motion tool, including a mechanism for converting the rotary motion of a motor to the reciprocating motion, thereby causing a cutter to cut a workpiece, improving the cutting speed by preventing forward bending...
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JP3943681B2 |
To allow to set the inclination of a saw edge variable to a frame, as well as to maintain the straight moving property of an arcuate reciprocation saw used for a chamfering process a honeycomb structural body and the like of an aeroplane...
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JP2007167982A |
To provide a motor-driven cutting tool, easily positioning and locking a support member supporting a base, and simply and quickly adjusting the position of the base with good operational feeling.A reciprocating saw (a motor-driven cuttin...
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JP3897653B2 |
To provide a technology useful for further reducing vibration while taking into consideration the rotation moment acting on a reciprocating power tool when reciprocating the tool in the reciprocating power tool. This reciprocating power ...
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JP3885926B2 |
To use a length of a saw blade body in a piece of a saw in two different states. A saw blade body holder 1 to which the saw blade body 2 is installed is, in a freely pivotal manner, fitted to one end part Ga of a grip part G. By protrudi...
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JP2007044857A |
To provide a reciprocating tool reducing vibration in cutting.This reciprocating tool has a motor, a main body 2 with the motor built-in therein, a plunger 10 held on the main body 2 and to reciprocate with torque of the motor as its pow...
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JP2007021648A |
To efficiently cut a cut object by pressing a hack saw blade to the cut object with fixed force regardless of the direction in which a cutter is installed.In this cutter 10, while the hack saw blade 54 is reciprocated in the cutting dire...
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JP3865424B2 |
To enable pipings to be accurately cut in such a manner as requiring no finishing work process as an after care by attaching a saber saw supporting jig to the pipings and forcing the saber saw to make turning motion around the support pi...
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JP2006247784A |
To provide a blade replacing type saw, in which an engaging recessed part is formed on a saw body, and a support shaft part located in an insert gap and engaged with the engaging recessed part is formed on one bent piece, whereby while t...
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JP3803017B2 |
To provide a blade mounting device in which a steel ball is pressed to a mounting hole of a blade to mount the blade on a slide shaft in a reciprocating cutting tool such as a reciprocating saw or the like by solving the problem of bad o...
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JP2006192514A |
To provide a method of restricting and cutting pipes without using a dedicated tool corresponding to the structure of the pipes with a plate material.The pipes 1 with the plate material is provided with such a structure that both ends of...
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JP2006175524A |
To provide a reciprocating tool in which constant vibration reduction effects can be obtained by intercepting vibration transmission from the cutting tool side regardless of characteristics of a material to be cut.The reciprocating tool ...
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JP2006150577A |
To provide an elastic grip attaching structure of a saw handle capable of realizing a diversified integrated design of the saw handle and the elastic grip.A projection attaching plate 2 of an arbitrary shape is provided on both sides of ...
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JP2006123142A |
To prevent falling and the loss, while reducing labor and time for cutting a pipe to be cut having a recess-projection in the longitudinal direction.This cutting tool 7 cuts the pipe to be cut 2 having the recess-projection in the longit...
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JP3765425B2 |
To provide a portable electric cutter which can facilitate the checking of a cutting edge of a saw blade so as to enhance workability, by scattering chips on a chipped material by means of a fan wind, without causing a decrease in the st...
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JP3761774B2 |
To prevent a seal member sealing between a slider and a main body housing from being damaged by high temperature metallic powder and the like scattering at cutting, by covering a front surface of the main body housing, in a reciprocating...
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JP3734679B2 |
To provide a reciprocating cutting tool for miniaturizing a reciprocating saw in the longitudinal direction thereof by solving problems with a reciprocating mechanism in a conventional reciprocating saw in which an oscillating arm for re...
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JP3734680B2 |
To provide a reciprocating cutting tool capable of obtaining the force other than the driving force of a drive motor as the cutting force by solving problems that the force in the axial direction applied to a slide shaft (the cutting for...
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JP3726576B2 |
To provide a severing saw of low noises with a long service life. A guide sleeve 13 extended almost parallel with a plunger 20 supported in a freely reciprocated manner inside the gear cover 6 and holding a blade 27 at the tip, is fitted...
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JP3720362B2 |
A saw blade has a plurality of teeth with each tooth formed by a beveled leading face, a beveled trailing face and a chamfered surface located on the trailing face of each tooth. The trailing and leading faces are beveled in opposite dir...
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JP3715187B2 |
To provide a shoe-fixing device of a reciprocative cutting tool effective for achieving reduction of the number of parts. A lock component 11 composing a shoe holding part is provided on an outside under surface of a nose part 2a in a ho...
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JP3709748B2 |
To absorb a cutting reaction by mounting a base to be pressed against a material to be cut, in a freely rotatable manner, at the tip of a base fixing member fitted to a saber saw body, in a freely movable fashion, in the shuttle moving d...
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JP3710697B2 |
To provide a reciprocative mechanism of a jig saw wherein in a jig saw containing a reciprocative mechanism for converting rotation of an electromotive motor to reciprocative motion of a rod, since a slider composing the reciprocative me...
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