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WO/1999/022898A1 |
The head of a work piece (46) is allocated to a work piece holding device (82) on which a work piece (10) can be arranged in such a way that the tips of the teeth (18) of a cutting tooth (12) that is to be machined are located in a stati...
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WO/1999/016581A1 |
The machine has a tool slide (26) which can be moved along a spindle axis (E) and crosswise thereto under numerical control. A tool spindle (28) is mounted on the tool slide (26) in such a way that it can be rotary-driven about the spind...
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WO/1999/016569A1 |
A touch-sensing device (60) is used to determine the spacing of the cutting teeth (12) of a workpiece (10) in relation to a workpiece holder (44), said touch-sensing device (60) being in a measuring position reached by the tip (18) of a ...
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WO/1999/000211A1 |
Grinding device for chain saws, where the saw chain is sharpened b pressing an abrasive block (15) against the top side of the cutter links (11) when the saw chain is running around a rim type sprocket (14) and the generally cylindrical ...
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WO/1998/055255A1 |
The invention relates to an apparatus for hollow grinding the teeth on circular saw blades preferably saw bades for brush saws. This is achieved according to the invention by means of the arrangement of an apparatus co-operating with a g...
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WO/1998/052712A1 |
For users of chain saws it is known that the chain saw teeth should rather often be sharpened by filing in order to keep them well cutting. Traditionally, such a sharpening is effected by means of a straight filing rod moved in a recipro...
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WO/1998/019816A1 |
Toothed cutting blades are made by forming spaced slots in an edge of a blade preform (20) to leave lands (8) between leading and trailing walls (4, 6) defining the slots, the leading walls (4) having a rake angle greater than that requi...
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WO/1998/004379A1 |
A swivelling body (22) which can swivel on a machine frame (20) defines a lifting axis (D) transversal to its swivelling axis (A) along which a lifting carriage (24) can slide past the swivelling body (22). A tool carriage (26) can be ad...
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WO/1998/000264A1 |
A tool holder (16) holds a cutting tool (10) in a center plane (O). Two working units (26), which each have a rotary drive cutting disk (50), are positioned to either side of the center plane (O) and are movable such that they can work o...
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WO/1997/046335A1 |
On a machine bench (16) on which a saw blade (10) can be moved in a direction (A) substantially corresponding to its longitudinal direction, there is a first measuring station (22) for measuring the saw blade (10) in a measuring plane (B...
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WO/1996/038251A1 |
Procedure for straightening a circular-saw blade (2), in which procedure the blade (2) is mounted on a shaft (3). The geometry of the blade is measured, the measured values are compared with reference values, deformations in the blade ar...
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WO/1996/037327A1 |
The invention concerns a device which comprises a saw blade holder (24) and a grinding slide (30) supporting a profiled grinding wheel (38) and moving in reciprocating strokes relative to the saw blade holder (24). The device also compri...
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WO/1996/037329A1 |
A method and apparatus for forming a tooth and gullet formation or combination for the teeth (2) of a cutter tool such as a saw blade (1), by displacing a tool (8) for machining the tooth or gullet combination in such manner that a tooth...
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WO/1996/037328A1 |
The invention concerns a device which comprises a saw blade holder (24) and a grinding slide (30) supporting a profiled grinding wheel (38) and moving in reciprocating strokes relative to the saw blade holder (24). The device also compri...
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WO/1996/036453A1 |
The invention concerns a saw blade (10), in particular for band saws, which is moved in a direction of movement (A), substantially corresponding to its longitudinal direction, through a measurement section and a stretching section. Two e...
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WO/1996/025262A1 |
The invention refers to an apparatus in connection to an automatic sharpening machine (1) for saw blades, saw bands and rotating saw blades comprising a plurality of teeth (8), for giving a grinding disc (7) such a movement that the back...
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WO/1996/002347A1 |
Saw blade comprising sets of 4 to 6 teeth, the number depending on the blade length, at least every fourth, fifth or sixth tooth being less high than the other teeth, by 6 to 8 tenths of a millimeter. The method for the manufacture of a ...
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WO/1996/000627A1 |
Fur users of motor driven saws with endless tooth carriers it is known that these teeth should be filed rather often in order to keep the saw well cutting. Auxiliary devices are known for facilitating the filing work, and also for contro...
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WO/1995/026850A1 |
A method of and apparatus for handling a band saw for the purposes of effecting manufacturing and/or repair operations upon the band saw characterised by, during such manufacturing and/or repair operations upon the band saw (5), supporti...
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WO/1995/021715A1 |
Collet for attaching a cylindrical chain saw file to a file handle made to fit a tapering rectangular file tang and for indicating a desired angle between the chain saw file and a saw chain being filed, comprising a rear tang part (10) w...
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WO/1994/003297A1 |
The invention concerns a device for hard-facing steel saw blade core, the device having a frame (3), a clamp (1) designed to hold a steel saw blade or steel core (2) and a grinder (4) fitted on the frame (3). The device is compact and si...
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WO/1993/010931A1 |
The invention refers to arrangements in automatic saw chain grinders of the kind which includes a chain support (2) and means for automatically controlled, stepwise forward feeding of a row of saw chain cutter links of both right hand an...
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WO/1993/000194A1 |
A machine has a holder (28) in which a saw blade (10) can be inserted, as well as two machining stations diametrally opposed to each other in relation to the holder (28). A sharpening device (38, 58) is arranged at each machining station...
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WO/1992/020486A1 |
A mobile clamping jaw (14) which co-operates with a stationary clamping jaw (12) is supported on a support (20). The support slides on a bracket (26) by means of a flat guide (30), causing the mobile clamping jaw (14) to execute a slight...
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WO/1992/019406A1 |
A machine for grinding the hard material tips (9) provided upon saw blades (6), characterised in that to one side of a vertical plane passing through a machining position (X) to which a tip (9) is set for the purpose of the machining of ...
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WO/1992/019408A1 |
A saw blade (10) is moved in steps for complementary machining operations through a first station (20) and a second station (40) and stopped when a tooth (12) has reached a reference position in the first station (20). A machining proces...
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WO/1992/019407A2 |
The proposal is for a truing machine (1) for band-saw blades (2). The truing machine has a bearer device (4) about which the band-saw blade (2) to be trued is laid and on which it can be rotated, a tension measuring path (10) which detec...
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WO/1992/015420A1 |
An automatic dualside saw blade grinding machine (10) includes a common actuator (37) to advance the saw blade (16) to place subsequent teeth (18) in position for grinding and to clamp the saw blade (16) to prevent side-by-side movement ...
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WO/1992/011966A1 |
It is well known to improve the efficiency and the durability of saw blades by means of hard metal members secured to the front flank of the saw teeth so as to form the effective cutting edges and surfaces of the teeth. With the inventio...
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WO/1991/012916A1 |
Filing gauge for sharpening of a saw chain with cutter (13) and depth gauge (14), comprising a housing (21) which can be located on the saw chain in two angular positions, two parallel shafts (26, 27) fixed to the housing, two rollers (2...
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WO/1990/014915A1 |
A grinding machine for grinding endless saw chains (1) with left-hand and right-hand saw teeth comprises a feeding wheel (2) adapted to take up a saw chain (1) for feeding the teeth thereof to a grinding position, and a grinding wheel (1...
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WO/1989/011937A1 |
The apparatus is provided with an abrasive medium (15) disposed above a track along which the band saw (2) is conducted under operating conditions and whereby a relative motion between the band saw (2) and the abrasive medium (15) can be...
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WO/1988/009237A1 |
An arrangement in automatic saw chain grinders of the kind which includes means (30, 47) for feeding the cutter links (36) of a saw chain (22) to be ground to a predetermined grinding location on a chain support (14), and also a movable ...
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WO/1986/003702A1 |
The device is mounted on the support plate (3) by operating the vice spindle (23). The revolving grinding wheel (6) driven by its motor is carried by an arm swivelling on a pivot (5) and can be displaced longitudinally as well as vertica...
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WO/1985/005301A1 |
A device for sharpening saw chains while the saw chain is mounted on a chain saw cutting bar. The saw chain sharpening device is designed for use by a chain saw operator at the job site. The device comprises a frame configured to be stra...
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WO/1985/001008A1 |
A bandsaw blade for use in milling timber having in-line swaged teeth, wherein the cutting tip of each tooth, in front profile, is triangular in shape with a central apical point (30) and two side points (32, 34). Preferably, the apical ...
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WO/1982/004214A1 |
To obtain a precision sharpening of tools provided with cutting elements of polycrystalline synthetic diamond by means of an abrasive wire, the abrasive diamond disc of a known grinding or sharpening machine is replaced by an abrasive wire.
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WO/1981/001379A1 |
A chain saw sharpening guide manually held in position on the saw chain comprising a support plate (11) carrying grooved rollers (13, 13a) mounted on brackets (12, 12a) depending from the plate (11). The rollers (13, 13a) are grooved (15...
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JP2024012011A |
[Problem] To improve work efficiency in sharpening multiple saw chains by providing a sharpening tool that does not use the chainsaw body. [Solution] The structure of the sharpening tool is based on the assumption that an auxiliary tool ...
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JP2023134656A |
To provide a tool blade.A tool blade includes a backing strip (12), particles (26) of a polishing material, and a binding layer of a binding material (14) for binding polished particles along an end of the backing strip (12). Teeth are p...
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JP2023506212A |
[Theme] A tool comprising at least one machining tool (12), in particular at least one vibration machining tool, and at least one further machining tool (14), in particular at least one further vibration machining tool. system, in which ...
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JP7220579B2 |
To provide a cutlery sharpener which can urgently restore sharpness of cutlery to a level for allowing the sharpness to be usable in a work site when the sharpens of the cutlery becomes dull during a use of the cutlery.A cutlery sharpene...
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JP7191378B2 |
To provide a rotary cutter grinding device which not only can grind blades so that the blades which complete grinding are made even, but also can adjust grinding amount in accordance with wear extent of the blades, independent of sensibi...
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JP2022031065A |
To provide a mechanical hand-operated grinding machine that is able to uniformly grind a rake angle and a clearance angle of a chip saw for a grass cutter, can easily be manufactured at a low cost by anyone and can also secure safety.A f...
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JP6980216B2 |
A controller performs a first process of scanning a cylindrical irradiation region including a focused spot of laser light emitted from a laser light emitter to machine a flank face side of a workpiece to manufacture a cutting tool havin...
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JP2021169200A |
To provide a chip saw and a production method thereof allowing a clear clean cutting section to be created while efficiently cutting even fibers of lumber such as plywood and laminated lumber.Chips fixed on same shaped chip fixation part...
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JP2021142583A |
To provide a setting machine of a saw chain corresponding to depth gauge polishing and a height adjusting plate which can perform setting of saw chain cutting edge and polishing of a top of a depth gauge individually with a piece of roun...
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JP6857398B2 |
To provide an apparatus and a method for heat treatment of a blade edge of a band saw capable of stably performing heat treatment of the blade edge of the band saw.The apparatus for heat treatment of a blade edge of a band saw includes a...
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JP2021030422A |
To provide an automatic polishing device for improving sharpness of a wood saw blade.This device includes a pedestal, a slide space which opens upward and is provided on the pedestal, a saw blade seat which is slidably attached in the sl...
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JP6734255B2 |
To provide a cutting edge fixing dressing vise to which a function of always supporting a guide bar at a predetermined height position is added so as not to lose upper/lower nipping position relation between a rivet part and a nipping ti...
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