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| Number | Title | Issue Date |
| 7360972 | Indexable cutting inserts and methods for producing the same A method of making a cutting insert includes: (i) forming a blank having a substrate and superhard material, the substrate having more than 4 pockets, the superhard material disposed within the pockets; (ii) removing cutting tips from the blank by cutting the blank ... | 04/22/2008 |
| 7171798 | Rotary shredding blade A brush cutter blade for shredding of grasses, weeds, vines and brush and also for saw cutting of saplings and tree branches, comprising a circular saw blade member with auxiliary cutting elements projecting from the underside of the blade. Several preferred embodim... | 02/06/2007 |
| 7111542 | Circular saw blade assembly for a tree felling head A circular saw blade assembly of a tree felling head of a type which has peripherally mounted cutting teeth. The assembly has a circular disc plate with a rim. Mounting lug arrangements evenly distributed and outwardly projecting around the rim receive tooth holders... | 09/26/2006 |
| 6979153 | Deep-grooving insert having stepped cutting edge A deep-grooving chip-forming cutting insert includes a rear mounting portion, a front cutting portion, and a pair of side walls, each side wall extending along the front and rear portions. The front cutting portion includes a front end surface, a top surface, and a ... | 12/27/2005 |
| 6974280 | Rotary cutting tool A rotary cutting tool having the general form of a circular disk with cutting inserts secured tangentially to the circumference of the tool's body, for metal machining in general and for machining cam lobes. The cutting inserts have concave side surfaces and concave... | 12/13/2005 |
| 6931975 | Circular saw blade A circular saw blade includes a generally circular blade portion and a plurality of spaced apart teeth attached to the circular blade portion. Each tooth extends outwardly and upwardly from the circular blade portion. Each tooth has a leading edge and a dimple forme... | 08/23/2005 |
| 6810783 | Saw tooth A saw tooth of generally parallelopiped shape having top and bottom surfaces, side surfaces and front and back surfaces. Each front and back surface has cutting edges at its top and bottom sides. The cutting edges on each surface are parallel to each other and are a... | 11/02/2004 |
| 6601620 | Stump grinding bit and tip therefor A stump cutter includes a rotary drum, holders mounted on the drum, and cutting bits mounted in respective bores of each holder for rotation relative thereto. Each cutting bit includes a shank having a pocket formed in a front end thereof in which the cut... | 08/05/2003 |
| 6536322 | Tooth-and-holder harvesting head disk saw High speed disk saws are used in forestry applications as part of a harvesting head to fell trees. These saws have a saw disk which often becomes dull or damaged through use, so is commonly provided with replaceable teeth and holders. One aspect of the pr... | 03/25/2003 |
| 6488456 | Slotting cutter A slotting cutter and a method for constructing the slotting cutter. The slotting cutter is structurally divided into two portions, a central adapter portion and a cutter portion. The central adapter portion is a disk with an F-type or S-type adapter. The... | 12/03/2002 |
| 6089138 | Rotating, drivable cutter A cutter rotatably drivable about a rotational axis for cutting articles including printed products and lengths of flexible materials including paper, plastic, fabric, leather, and metal, includes a drive shaft; a circular knife holder which has a hub, wh... | 07/18/2000 |
| 6058825 | Depth gauge for cutter A cutter device has a cutter portion which is led by a depth gauge. The depth gauge is mounted on and extends upwardly from a substantially planar main body section. The depth gauge has a forward, or first section which extends upwardly from the main body... | 05/09/2000 |
| 6024143 | Cutting tooth assembly A cutter tooth assembly for impingement of a material (e.g., a stump, wood, brush or earth strata). The assembly attaches to a driven member (e.g., a rotatable wheel). The assembly includes a cutter tooth which has an elongate body with a leading end and ... | 02/15/2000 |
| 6000312 | Carbide cutting insert A cutting tool insert includes a cutting tip mounted into a first recess of a molded hard refractory compound insert having a second recess of preselected size and shape for locating the insert to a cutting tool. A preferred cutting tip is a diamond and a... | 12/14/1999 |
| 5794674 | Tree felling disc saw held with large accumulation area The felling and accumulating head has a large accumulation area for trees, obtained by elevating the accumulation area to extend outwardly and rearwardly over the teeth of the saw. Trees are swept from the front severance area, up a small ramp into the ac... | 08/18/1998 |
| 5761981 | Segment plate for a saw blade and a saw blade with segment plates A circular saw blade includes a disc portion whose peripheral portion comprises a series of straight sections. A segment plate which carries at least one replaceable cutting member is attached to each straight section. Each segment plate has a first slot ... | 06/09/1998 |
| 5743314 | Stump cutting tool assembly A stump cutting tool assembly for a stump cutting apparatus having a rotatable cutting wheel includes at least one tool holder removably secured to the cutting wheel, at least one cutting tooth mounted circumferentially and removably to the at least tool ... | 04/28/1998 |
| 5680999 | Shredder A shredder comprising a frame, at least two rotatable shafts supported in parallel by the frame, a plurality of cutting blades, each of the blades including a mount which is fixed to one of the shafts and has an outer peripheral side, and a number of tip ... | 10/28/1997 |
| 5647264 | Indexable cut-off saw An indexable cut-off saw is used for cutting metal components, e.g. cutting a bearing cap cluster into separate caps. The saw has a circular tool body for mounting on an arbour and this tool body has flat side faces and a narrow outer periphery. A plurali... | 07/15/1997 |
| 5451128 | Cutter tool having removable teeth A cutter blade is provided having a cutting face. Formed in the cutting face are a plurality of spaced apart slots, each slot having forward and rearward sidewalls. A tooth is removably received in each of the slots, each tooth having a top surface extend... | 09/19/1995 |
| 5303752 | Saw tooth holder A cutting tooth holder for circular saws used on felling heads. A plurality of the holders are mounted on a circular saw disk about its rim. Each holder has a clevis shape with the leg of the holder that is on top of the saw disk being relatively short co... | 04/19/1994 |
| 5269355 | Cutting wheel for stump-grinding apparatus A cutting wheel for use in a stump-grinding apparatus that has a reversible disk having an outer diameter. The disk has a generally noncircular hole through the center thereof to register with a correspondingly generally noncircular shaft for transmission... | 12/14/1993 |
| 5261306 | Circular saw blade for tree cutting and bunching vehicles An improved circular saw blade is rotatable in a guard casing having tree receiving vertically aligned openings in its upper and lower plates. The blade has a peripheral surface formed in part by a series of replaceable circumferentially spaced teeth with... | 11/16/1993 |
| 5211212 | Cutting tooth A cutting tooth for a tree felling saw having a concave front surface and a convex rear surface can be removably fixed to a saw by a fastening device The front surface and the rear surface are uniformly spaced and have a plurality of side surfaces extendi... | 05/18/1993 |
| 5165319 | Cutting knife with multiple insert blades A rotary cutting knife for paper cutting apparatus or the like includes a circular periphery carrier with a planar front face and a peripheral wall. Cylindrical bores in the peripheral wall receive cylindrical blade inserts. Each blade insert includes at ... | 11/24/1992 |
| 5131305 | Saw tooth and holder A circular saw is provided with a disc and tooth holders mounted on the periphery of the disc, with each tooth holder having a pair of legs straddling the disc and fasteners such as bolts and nuts extending through the legs and discs for fastening the hol... | 07/21/1992 |
| 5088371 | Saw tooth and holder A circular saw is provided with a disc and tooth holders mounted on the periphery of the disc, with each tooth holder having a pair of legs straddling the disc and fasteners such as bolts and nuts extending through the legs and discs for fastening the hol... | 02/18/1992 |
| 5085112 | Saw tooth and holder A circular saw is provided with a disc and tooth holders mounted on the periphery of the disc, with each tooth holder having a pair of legs straddling the disc and fasteners such as bolts and nuts extending through the legs and discs for fastening the hol... | 02/04/1992 |
| 5085113 | Cutter teeth assembly Circular brush cutting blade for powered brush cutter has cutting teeth arranged in pairs on periphery of blade, the teeth in pairs being of alternate right and left configuration and closely spaced together, the pairs of teeth being relatively widely spa... | 02/04/1992 |
| 4989489 | Brush cutting blade Circular brush cutting blade for powered brush cutter has cutting teeth arranged in pairs on periphery of blade, the teeth in pairs being of alternate right and left configuration and closely spaced together, the pairs of teeth being relatively widely spa... | 02/05/1991 |
| 4922791 | Brush cutter blade A circular disk carries individual saw chain teeth riveted in alternating fashion about opposite marginal sides of the disk. The disk is of lesser thickness than the kerf cut by the teeth. The preferred cutter blade includes teeth having a wide forwardly ... | 05/08/1990 |
| 4881438 | Brush cutter blade A circular disk carries individual saw chain teeth riveted in alternating fashion about opposite marginal sides of the disk. The disk is of lesser thickness than the kerf cut by the teeth. The preferred cutter blade includes teeth having a wide forwardly ... | 11/21/1989 |
| 4850407 | Wood working tool A cutter to be mounted on a spindle of a rotary tool for use in shaping timber. The cutter comprising a rigid member to be mounted co-axially on the tool spindle to rotate therewith and having a plurality of spaced cutting teeth about the periphery of the... | 07/25/1989 |
| 4750396 | Cutter tooth and tool employing it The present invention is a rotary tool cutter tooth having a readily replaceable cutting portion and a tool employing the tooth. The tooth consists of an elongated shank for mounting the tooth on the tool body with a cutter element being bolted to the for... | 06/14/1988 |
| 4706534 | Rotating cutting element Rotating cutting element (1) having a row of cutters (5) placed in recesses at the circumference of a disc. Each recess has radially extending V-shaped front and rear edges (4,3), each cutter (5) has V-shaped front and rear edges (6,7) with the apexes fac... | 11/17/1987 |
| 4628976 | Wood surfacing blade A blade for use in shapers, planers, and the like for the shaping and surface finishing of wood. In contrast to prior art blade shapes wherein a sharpened cutting edge is scraped across the wood resulting in rapid wear of and damage to the blade, the pres... | 12/16/1986 |
| 4563929 | Field repairable circular saw The present invention is an improved heavy duty circular saw useful for tree falling in conjunction with mechanized feller/buncher equipment. The saw is characterized by ruggedness, easy field repairability, and safety of operation. It is constructed usin... | 01/14/1986 |
| 4524664 | Elastic mounting for the rod-shaped tooth of a cut-off saw Elastic mounting for the rod-shaped inserted tooth (1) of a circular saw on a blade body (2). A problem is to eliminate loosening and disengagement of teeth caused by an impact-like loading on teeth and occurring after a relatively short service life. A b... | 06/25/1985 |
| 4180108 | Removable mounted teeth in brush clearing saw A brush clearing saw blade assembly attachment for a tractor pushed substantially parallel to the ground is grooved to receive replaceable teeth mating in the grooves and each frictionally held in place by a removable pin. The blade assembly between adjac... | 12/25/1979 |
| 4094362 | Apparatus for fine grading compacted earth A device for cutting, chipping and scraping compacted earth is disclosed. The apparatus is affixed to a prime mover for rotary engagement with the earth, whereby the compacted earth is selectively loosened and/or moved. The blade design disclosed is parti... | 06/13/1978 |
