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7900536 |
Chain saw sharpener with composite wiskar
A wiskar for sharpening cutting teeth of a chain provided on a chain bar of a chain saw. A housing is removably attached to the chain bar and includes a recess to receive the wiskar therein. The...
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7862406 |
Saw chain sharpening assembly
A saw chain sharpening assembly including a support member, a grinding head, a clamping device and a cooling system whereby the saw chain sharpening assembly is adapted to provide a means for...
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7455572 |
Method and device for grinding a saw chain
A method and device for grinding a saw chain (26), the saw chain (26) being clamped in a position suitable for grinding. A rotating grinding disc (11) is manually transferred from an inactive...
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7431637 |
Saw-setting machine for saw chain
It is to provide a saw chain sharpener such that while a saw chain is clamped at both ends by a holding plate, which is supported forward of a handy type electric motor, so as to stabilize its...
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7175512 |
Cutting chain grinder and method of grinding
A cutting chain bench grinder includes a self-centering vise that centers the cutting chain on an axis of rotation of the vise base. By centering the cutting chain to intersect the vise base axis...
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7044025 |
Rim sprocket for chain saw
Batch casting of rim sprockets for chain saws as particularly applied to larger rim sprockets experience undesired high scrap rate resulting from porosity and chip-out. The solution is to ensure...
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7021176 |
Link plate for silent chain and method of manufacturing same
In the manufacture of a link plate for a silent chain, a band of sheet steel is intermittently forwarded to string of punching dies and shaving dies. The band tends to follow a slightly curved...
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6589104 |
Electric chain saw sharpening machine
The present invention relates to an electric sharpening machine for chain saws capable of correctly sharpening the teeth at any number of desired cutting angles within a given range; this system...
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6079295 |
Chainsaw blade sharpener with stop
A chainsaw blade sharpening system is provided including a clamping assembly adapted for being mounted to a recipient surface and adapted to clamp opposite sides of a chainsaw blade. Also included...
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6058806 |
Automatic chain saw sharpener
An automatic chain saw sharpener includes a housing enclosing a sharpening device for sharpening a saw chain, an incrementing device assembly for incrementing the saw chain, and a timing device for...
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6006629 |
Automatic chain sharpening device mounted on a chain saw
A saw chain is automatically sharpened during use by causing top sides of the cutter links to be pressed against a stationary abrasive block when the saw chain is running around a rim type...
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5983755 |
Chain saw sharpening apparatus with unique disassembly feature
An apparatus for sharpening a chain saw includes a frame, a file guide carriage having at least one guide bore capable of receiving a file therethrough, and a guide bar attached to the frame. The...
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5816118 |
Chain saw sharpening bench
A chain saw stabilizing bench is disclosed which permits the sharpening of chain saw cutting teeth under field conditions. The bench consists of an extended planar platform for holding the weight...
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5257563 |
Apparatus for sharpening saw blades
A sharpening apparatus (10) is disclosed. The apparatus (10) has a pivot arm (18) for pivotal movement about shaft (21) extending transversely of the apparatus. The location of shaft (21) is...
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5156071 |
Chain saw sharpener with built-up grinding tool
A sharpening tool has a flat central portion circular plate to which is affixed circumferential abrasive bead having convex profile and formed of an abrasive grit bonded by epoxy to the plate. The...
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5117713 |
Arrangement in automatic saw chain grinders
An arrangement in automatic saw chain grinders of the kind which includes a mechanism (30, 47) for feeding the cutter links (36) of a saw chain (22) to be ground to a predetermined grinding...
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5107726 |
Chain saw sharpener
A chain saw sharpener including a base plate; a clamp affixed to the base plate for holding the bar of a chain saw in vertical orientation; a tubular guide member affixable on the base plate at a...
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5033333 |
Saw chain grinding machine
A disc-shaped grinding wheel has a peripheral grinding edge, and according to one feature of the invention a centered grinding point is used on the grinding wheel for precise and symmetrical...
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5003843 |
Saw chain holding mechanism for grinding machines
A base is arranged to be mounted on a saw chain grinding machine adjacent to a saw chain holding bar. A shaft has first and second projections engageable with the cutter elements for holding the...
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4966055 |
Chain saw sharpening device
A device for sharpening chain saw cutter teeth includes a rigid disc member which has an abrasive coating deposited on its outer circumferential edge. The abrasive coating has a circumferential...
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4903552 |
Guide for filing saw chain
A sharpening guide for a file to be used in sharpening a chain saw chain. The guide a semi-cylindrical body is a close fit on a round file. There is a first support for the file at one end of the...
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4864897 |
Chain saw sharpening tool
A chain saw sharpening tool having a channel section which fits over a saw chain and cutter bar and has a file holder guide secured thereto for engaging a file holder and orienting it with respect...
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4843718 |
Automatic sharpener for chain saw
An automatic sharpener for a chain saw in which a securing mechanism is released by a grip portion thereof, and a sleeve-like member is moved forward with respect to the main body by urging force...
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4762027 |
Rotating grinding wheel device for sharpening chain saws
The device is mounted on a support plate (3) by means of vice (1) formed by gripping jaws (23). The rotating grinding wheel (6) driven by its motor is carried by an arm swivelling on a pivot (5)...
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4745827 |
File guide for saw chain cutter teeth
A filing guide for a saw chain having inner links with spaces therebetween, outer links and cutter teeth. The filing guide comprises a rigid body with a front edge shaped to abut against the inner...
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4738165 |
Saw chain file guide
A file guide for filing a depth gauge on a saw chain cutter having a cutting tooth with a cutting tip while the cutter is connected as a part of a continuous saw chain. The file guide is adapted to...
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4732056 |
Saw chain grinding machine
A saw chain grinding machine (10) is provided for sharpening a cutter link (56) of a saw chain (24). A grinding wheel (20) is swingable into position for grinding. A chain carriage (48) then brings...
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4727776 |
Chain saw sharpening system
A system for sharpening teeth on a saw chain includes both a motorized grinder and a separate gauge. The grinder includes a rotary grinding element and a height plate which is adjustable relative...
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4677881 |
Chain saw sharpener
A chain saw sharpening device having a generally U-shaped frame defined by an upper web and first and second parallel side walls for overlying the chain and the guide bar of the chain saw. The...
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4658677 |
Device for grinding chain saw teeth
A device includes a supporting structure for a casing which houses an electric motor whose shaft is splined on the axis of rotation of a disk grinding wheel. The device is characterized in that the...
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4657234 |
Chain saw holder
A chain saw holder for holding and supporting a chain saw during refueling, repair and other maintenance operations is disclosed. The chain saw holder includes a clamp for clamping to a fixed...
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4643050 |
Saw chain depth gauge grinder
A machine for grinding the depth gauges of saw chain cutter links includes a saw chain carrier mounted for movement toward and away from a power grinding element. As the carrier moves a cutter link...
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4597178 |
Saw chain sharpener
This disclosure is directed to a saw chain sharpener for a motor-driven chain saw having a guide bar assembly that includes a guide bar and a saw chain guidingly mounted thereon. The saw chain...
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4584910 |
Grinding machine for cutters in saw chain
A grinding machine for grinding the cutters in left- and right-hand cutter links in saw chain. A pair of grinding wheel assemblies disposed on opposite sides of a saw chain support are actuated in...
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4584745 |
Double angled precision file
A precision file for sharpening saw teeth. The file includes a flattened oblong cross section for exact shaping of the saw teeth. Two sets of single cut teeth are cut into the file and extend over...
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4559851 |
Saw chain grinder
A generally horizontal elongated mount is provided having structure on one end for supportive anchoring from one marginal edge portion of a workbench with the other end portion of the mount...
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4539871 |
Saw chain sharpener
An upstanding support is provided and a rotary grinding head is journaled from the upper end of the support for rotation about a vertical axis. A horizontally disposed support arm is pivotally...
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4535667 |
Saw chain
The specification discloses a completely outside sharpenable saw chain of the chisel type in which top plate portions are sharpened on their tops and in which side cutter portions are sharpened on...
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4530258 |
Saw chain sharpening method and apparatus
The specification discloses a completely outside sharpenable saw chain of the chisel type in which top plate portions are sharpened on their tops and in which side cutter portions are sharpened on...
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4506565 |
Chain saw automatic sharpening method and assembly
A mechanical drive assembly that is particularly useful for moving a sharpening stone into engagement with a sharpenable chain saw is mounted to the side plate of the chain saw housing. The stone...
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4503735 |
Chain saw sharpening device
A clamp for sharpening chain saws does not require removal of the saw chain from the saw prior to the sharpening operation. The clamp comprises a supportive backing plate, a threaded member for...
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4473958 |
Filing guide
A filing guide for saw chain which includes a plate having a flat expanse joining with a curved expanse at the forward end of the guide which forms a cylinder. The guide is useable, with one side...
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4463630 |
Chain-saw chain sharpening device
A saw-chain sharpening device is provided which is releasably attachable to a portable chain saw to enable routing-type saw chain cutters to be sharpened in situ on the chain-saw guide bar. The...
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4457069 |
Sharpening device for a chain saw
A sharpening device for a chain saw having an endless saw chain driven by a motor supported by a chain saw housing includes a housing adapted to be mounted to the chain saw housing spaced from the...
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4440045 |
Chain saw sharpener
A chain saw sharpener, having a fixture comprising a generally inverted U-shaped frame and a sharpening tool guide attached to a support bracket extending from the frame, which sharpening tool...
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4438667 |
Sharpening device for a chain saw
A sharpening device for supporting a file for sharpening the cutting elements of a chain saw. The device includes a base portion that is removably secured to the chain bar of the chain saw, and a...
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4429596 |
Rotary steel filing apparatus for sharpening saw chains
An apparatus for use in combination with a specialized rotary steel file for enabling the sharpening of saw chains that includes an inverted channel-shaped body for accommodating a chain saw bar...
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RE31504 |
Saw chain sharpening fixture
A saw chain sharpening fixture is disclosed featuring an inverted U-shaped frame adapted to be installed on a cutter bar of a chain saw and having a sharpening opening in a frame. A pair of...
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4416169 |
Automatic saw chain grinder
An automatic saw chain grinder includes a saw chain support mounted for reciprocative movement on a support carriage. A spring urges the carriage in one direction to move a cutter tooth of a...
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4412463 |
Chain saw sharpening guide
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...
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