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WO/2021/180687A1 |
The present invention relates to a device (1) for grinding and/or polishing a cutting edge of a cutting tool, preferably a domestic knife, comprising: a handle (2), at least one roller (3) rotatable relative to the handle (2) and at leas...
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WO/2021/175397A1 |
The present invention relates to a bench grinder apparatus. The object of the invention is to provide a bench grinder apparatus and a method for safe and exact grinding of tools, and at the same time minimizing the damage to the tools an...
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WO/2021/151051A1 |
Material removal systems including milling drum and milling-drumless products, systems, manufactures, and methods for removing material, such as concrete or asphalt, or industrial flowing applications may be augmented with manufactures t...
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WO/2021/137896A1 |
Systems, devices, and methods for providing different types of sharpeners for knives with a removable angle gauge to determine which knife sharpener to use for individual knives. The sharpener can include three angle sizes of honing cera...
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WO/2021/127244A1 |
An apparatus for adjusting a knife edge offset in a cutter toolhead having a cutter toolhead frame. The apparatus including a knife moveably coupled to the toolhead, an actuated arm moveably attached to the cutter toolhead frame, a compu...
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WO/2021/112967A1 |
An abrasive article includes a body having a non-abrasive portion (NAP) essentially free of abrasive particles and an abrasive portion having abrasive particles dispersed within and contained in a bond material.
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WO/2021/111292A1 |
The device includes a holder for retaining the knife blade in a fixed position with the cutting edge accessible from above. One end of a moveable abrasive part is situated above the cutting edge. The other end of the abrasive part is sup...
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WO/2021/097508A1 |
The invention relates to a method for controlling an apparatus for resharpening a steel edge (1) of a ski (2), the apparatus having a ski receptacle and at least one sharpening device (12) which is movable, being fed, in the longitudinal...
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WO/2021/096052A1 |
The present invention relates to an eccentric micro endmill and a machining method therefor, and, more specifically, to a micro endmill which is mounted on the chuck of a machine tool so as to machine a workpiece, and which comprises a s...
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WO/2021/081536A1 |
A blade sharpness detection system for determining a sharpness of a blade and a combined blade sharpening and blade sharpness detection system for permitting both blade sharpening and a determination of blade sharpness without mechanical...
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WO/2021/064145A1 |
The machine comprises a feed channel of a product to be cut and members for feeding the product along the feed channel. A cutting blade is provided to cut the products into articles according to cutting planes orthogonal to a longitudina...
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WO/2021/050351A1 |
The method is for profiling blades (406) with a belt (402) grinding profiling machine (400). The blades (406) are mounted into a vise (432). A vertical position of the template (404) is adjusted by rotating the rotatable knob (448). The ...
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WO/2021/050349A1 |
The blade holder 100 has a movable plate 126 and a fixture 154. A rotatable bolt 118 in operative engagement with a block 132 attached to the plate. A motor 114 is in operative engagement with the bolt. The motor rotates the bolt 118 to ...
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WO/2021/046150A1 |
Systems and methods include providing a coated abrasive article with an enhanced anti-loading composition in a supersize coat. The anti-loading composition includes a mixture of a metal stearate, at least one performance component, and a...
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WO/2021/031690A1 |
The present invention provides a knife sharpening plate and a knife sharpener using same. The knife sharpener comprises: knife sharpening plates each having four edges having an equal length and both ends provided with protrusions or rec...
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WO/2021/029518A1 |
A honing guide of the present invention can accommodate, fix, and sharpen all edge tools, of various widths and shapes, and allows a precise angle to be set in a simple way during sharpening, thus providing a honing guide which enables e...
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WO/2021/027986A1 |
The invention relates to an apparatus (1) for preparing the cutting edges of cutting tools (5), in particular of drills, milling cutters or similar tools (5), in particular carbide cutting tools, wherein the cutting tool (5) interacts du...
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WO/2021/013834A1 |
The invention relates to a method for producing a cutting tool (20) from a blank (14) by means of generation grinding, wherein the generation grinding is performed using a grinding worm (12), which has a reference worm profile (16). Acco...
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WO/2020/257911A1 |
The present disclosure provides a Grinding apparatus for grinding working tips of hard metal inserts of rock drill bits, comprising: a grinding machine, means for holding a rock drill bit to be ground and a support system, the support sy...
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WO/2020/250256A1 |
A cutting-off machine for the transversal cutting of logs of paper material, comprising a structure (SC) on which the logs to be cut are moved and a cutting unit comprising a support plate (1) for a blade (2) arranged along a lying plane...
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WO/2020/243752A1 |
Apparatus and method for sharpening a cutting tool (190). A sharpener (100) has a base unit (102) and one or manual sharpening modules (104, 106). The base unit has a housing (108) which encloses at least one flexible abrasive disc (118,...
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WO/2020/243751A1 |
Apparatus (100) and method (200) for sharpening a cutting tool (118, 130), such as a knife. A sharpener (100, 100 A, 100B) includes a first support member (102, 102A, 102B), a second support member (104, 104 A, 104B) and a hinge assembly...
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WO/2020/162854A2 |
The invention is about an adjustable circle cutter which can eliminate cutting problems in current techniques, and which can allow cutting of materials in various fields such as hardboard, mdf, derivatives of wood, drywall, precast concr...
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WO/2020/160091A1 |
An automatic knife sharpening machine may include a vice to grip a blade of a knife and a pair of grind wheels to grind material from the blade. The machine may include a scanner to determine a profile of an edge of the blade, and a shar...
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WO/2020/159845A1 |
A rotating saw head of a saw assembly has a first saw blade that is driven rotationally and linearly by a first linear-rotary motor, and a second saw blade that is driven rotationally and linearly by a second linear-rotary motor. The fir...
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WO/2020/150562A1 |
Various embodiments of the present invention are generally directed to a buckle assembly for sharpening a cutting tool. A quick release buckle assembly is provided including: a male buckle component having a pair of resiliently flexible ...
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WO/2020/111411A1 |
The present invention relates to a method for processing a superfine blade edge using a femtosecond laser, the method comprising: a step for primarily grinding a blade edge portion by using a grinding wheel; and a step for secondarily gr...
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WO/2020/101075A1 |
The present invention relates to a knife sharpening device enabling easy grinding angle adjustment. The knife sharpening device can comprise: a grindstone unit in which two or more grindstone coupling structures, having a grindstone moun...
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WO/2020/086565A1 |
An attachment for a drill comprises a shank with a chuck configured to mount the attachment to the drill. A housing on the shank comprises a threaded end and a hollow chamber. A compression bladder having a tubular opening through it is ...
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WO/2020/080600A1 |
A blade honing head unit comprises: a head unit body which supports a metal object to be honed by means of a metal object honing part extending in a first direction, and which transports the metal object in the first direction and in a s...
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WO/2020/081312A1 |
A tool sharpener (100, 200, 300, 600, 640, 650) has first and second guide surfaces (610A, 610B) to respectively support a cutting tool (130, 160, 230) adjacent first and second abrasive surfaces (126, 128, 608, 608A, 608B). A drive asse...
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WO/2020/025310A1 |
The present invention relates to an apparatus (10) and a method for machining a workpiece (W), in particular a workpiece (W) provided with cutting edges, by means of a grinding or erosion tool (34), wherein the apparatus (10) comprises: ...
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WO/2019/229530A2 |
A knife sharpener is made up of a housing containing a sanding belt and a driving system that engages the belt to cause it to move in a sharpening area where a knife can come into contact with the sanding belt. The knife sharpener also i...
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WO/2019/231058A1 |
The present invention relates to a method for manufacturing a kitchen knife by using a multilayer material, comprising the steps of: (a) manufacturing a multilayer material for manufacturing a knife; (b) heating the multilayer material f...
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WO/2019/214837A1 |
The invention relates to a grinding machine (2) for grinding a blade (1a) of a knife (1) comprising a grinding wheel (3) which can rotate about an axis of rotation (D) having a grinding surface (3a) arranged on the front and/or the side ...
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WO/2019/178171A1 |
Apparatus (100, 400, 400A, 400B, 700, 800, 900) for sharpening a cutting tool (130) with a cutting edge (136), such as but not limited to a kitchen knife. A flexible abrasive member (112, 406, 702, 802, 930) is supported by a first suppo...
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WO/2019/157110A1 |
A mower reel grinding system a plurality of mower unit types, including a grinding wheel shaft, the grinding wheel shaft at a fixed position in an x-y plane. A mounting plate includes a number of predetermined fixed mounting positions on...
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WO/2019/143976A2 |
A sharpening tool having a handle having a variable speed switch and a support grip, a removable universal tool adapter rotatably coupled to the handle, a locking feature for locking a position of the removable universal tool adapter, an...
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WO/2019/140220A1 |
An automated hand tool sharpening and cleaning system for sharpening the two opposed cutting edges of a blade is provided by the invention. The apparatus comprises a six-axis robotic arm, a pneumatic gripper, a vision sensor camera, a ro...
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WO/2019/133452A1 |
An abrasive tool having a bonded abrasive including a body having abrasive particles contained within a bond material and a barrier layer overlying a portion of the body and configured for removal by hand prior to use.
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WO/2019/089156A1 |
One variation of a method for automatically re-sharpening a knife includes: receiving a knife at a vice; during a scan cycle, scanning the grind head along a blade of the knife from an initial longitudinal position proximal the vice towa...
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WO/2019/033931A1 |
An angle gauge, comprising a top portion (1) and a bottom portion (2) having a horizontal support below the top portion (1), the top portion (1) being formed by means of two or more inclined planes (3) spliced together, the inclination a...
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WO/2019/016666A1 |
The grinding unit (61; 63) comprises a slide (115) a slide (115) provided with a movement towards and away from the disc-shaped cutting blade (37; 39). On the slide (115), at least a first grinding wheel (101; 201; 301) and a second grin...
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WO/2019/016667A1 |
The grinding unit (29) comprises at least one grinding wheel (47) adapted to rotate around a respective rotation axis (C-C), and a thrust actuator (37) adapted to push the grinding wheel (47) against a cutting edge (18) of the disc-shape...
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WO/2018/236268A1 |
The present disclosure relates to a grinding machine (9) for grinding rock drill bit buttons, the machine comprising a grinding arrangement with rotatable grinding spindle (25), a free end of which is configured to drive and to replaceab...
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WO/2018/206809A1 |
A method (100) for sharpening cutting knives (24) carried by a cutter drum (22) in a housing (46) of an agricultural vehicle (10) includes: initiating (S102) a knife sharpening protocol. The knife sharpening protocol includes: rotating (...
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WO/2018/209034A1 |
The current invention proposes sharpening thin hardened metal blades with the hard turning process using a holder designed to hold the blades in a firm and stiff manner and a ceramic cutting tool held in a fixture. Generally, the cutting...
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WO/2018/198151A1 |
A grinding machine (10) for grinding tools (100; 100') comprises a support unit (11) configured to support a tool (100; 100') to be ground and provided with members suitable to incline it by certain angle (a) with respect to a horizontal...
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WO/2018/182483A1 |
A tool, a tool assembly and an apparatus arranged for simultaneous treatment of both sides of the edge of a knife. The tool assembly comprises a tool (10; 20) in the form of a stave having faces (14) reaching longitudinally from a first ...
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WO/2018/167234A1 |
The invention relates to a milling head (1) for a ball track milling cutter (3), comprising a notional central axis (M), a first working-side end (5) and a second clamping-side end (7) opposite the first end (5) when viewed along the cen...
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