| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 056289000 | Cutter members | 79 |
| 20100043376 | MOWER BLADE COUPLER WITH ENLARGED HEAD AND PROJECTING FINS - A coupler comprising a shaft, an enlarged head, a proximal end of the shaft, and a journal for contacting and rotating in an annular bearing surface of a component for forming a pin connection with the component. In addition, the coupler includes a plurality of projecting fins projecting from the journal along axes generally parallel to the longitudinal axis of the shaft and are radially spaced around the journal. | 02-25-2010 |
| 20100043377 | CUTTING BLADE HARD-FACING METHOD AND APPARATUS - A hard-faced cutting blade and hard-facing method is provided. A hard-facing material is applied to a cutting edge of a cutting blade such that a heat-affected transition zone may be created between the base metal and the hard-facing material. The heat-affected transition zone may create a sufficient bond to help resist delamination and flaking of the hard-facing material from the base metal. | 02-25-2010 |
| 20100154375 | Compact Lawn Mower - In an exemplary embodiment, a compact lawn mower that includes at least a shroud positioned a fixed distance from a lawn, by a common rear axle extended between and supported by a pair of rear wheels, is provided. The exemplary embodiment further includes a motor adjustment member confined within and supported by the shroud. The motor adjustment member interacts with a motor, which includes a cutting member attached to a motor shaft of the motor. In the exemplary embodiment, by manipulating the motor adjustment member, the height of the cutting member relative to the surface is set. That is, the motor adjustment member is rotated in a first direction to move the motor closer to the lawn, and in the opposite direction to move the motor further from the lawn, allowing the grass to be cut to a desired length, while the shroud remains a fixed distance from the lawn. | 06-24-2010 |
| 20110203246 | End weighted mower blade - A mower blade generally comprised of a rotor which connects to the mower at an attachment point and at least one outer end of the rotor, wherein the outer end or ends of the rotor are heavier than the rotor proximate the attachment point. The added weight to the outer end can be by way of an extension or an end section. | 08-25-2011 |
| 20120137647 | END WEIGHTED MOWER BLADE - A mower blade generally comprised of a rotor which connects to the mower at an attachment point and at least one outer end of the rotor, wherein the outer end or ends of the rotor are heavier than the rotor proximate the attachment point. The added weight to the outer end can be by way of an extension or an end section. | 06-07-2012 |
| 20120198807 | BLADE WITH DEBRIS DISBURSING AIR LIFT - Various embodiments may include a lawn mower blade having a central portion configured to be mounted to an axis of a rotary lawn mower. The blade may further include at least one air lift disposed on an inner portion of the blade, between the central portion and an end portion. The end portion adjacent the air lift may be substantially flat (e.g., flat over a width of the blade). The air lift may angle upwardly from the cutting plane as the air lift moves away from the cutting edge. | 08-09-2012 |
| 20140182257 | Cutting Blade - An improved blade is disclosed. The blade has an elongated member having rotational symmetry about a center axis. The elongated member further has two ends each having a sharpened edge, wherein at least a portion of each sharpened edge comprises a slicing edge configured to intersect a stalk of grass in non-perpendicular relation. The blade is configured so that rotation of the blade causes the slicing edges to come into non-perpendicular contact with the grass, thereby slicing the grass to be mowed. | 07-03-2014 |
| 20140196428 | MOWER BLADE - Mower blade utilizes a blade portion formed on the blade main body and an air circulator portion formed on the blade main body and generating airflow via rotation centered around the vertically-oriented axis of the mower blade. The blade portion is arranged in a length-direction end portion of the blade main body and extends along a predetermined area in the length-direction. The air circulator portion is located opposite the blade portion in a width direction, has a rising upward portion, and extends along a predetermined area in the length-direction. A boundary portion is arranged between the blade main body and a rising upward portion of the air circulator portion has a portion inclined or angled with respect to the blade portion such that, beginning at the length-direction end portion, a distance between the boundary portion and the blade portion increases along the length-direction and moving toward the vertically-oriented axis. A height of an upper end portion of the air circulator portion measured from a surface of the blade main body is a substantially constant height. | 07-17-2014 |
| 20140260169 | CHOPPER ATTACHMENT TO IMPROVE CONDITIONING OF BIO-MASS TYPE CROPS - A harvesting header includes a cutter bed having a plurality of cutting elements arranged transverse to the header and a crop chopping and conditioning region having a crop chopping device and a crop conditioning device. The crop chopping device is configured to chop crop cut by the cutter bed into smaller lengths and the crop conditioning device is configured to crimp the crop to aid in drying. The first chopping roller has a tubular, cylindrically-shaped body and a plurality of parallel knife-mounting lugs extending radially outward along substantially the full length of the body. A plurality of chopping knives are attached to the knife-mounting lugs and arranged around the body, each chopping knife having a length that is shorter than the length of the knife-mounting lug to which it is attached such that each chopping knife covers only a portion of the lateral length of the first chopping roller. | 09-18-2014 |
| 20140338302 | End Weighted Mower Blade - A mower blade generally comprised of a rotor which connects to the mower at an attachment point and at least one outer end of the rotor, wherein the outer end or ends of the rotor are heavier than the rotor proximate the attachment point. The added weight to the outer end can be by way of an extension or an end section. | 11-20-2014 |
| 20150068183 | BASECUTTER BLADE FOR A CANE HARVESTER - A cane harvester including a support member and a basecutter assembly carried by the support member. The basecutter assembly has at least one rotating basecutter and a plurality of blades coupled thereto. The plurality of blades are not sharp. | 03-12-2015 |
| 20150082763 | Cutter Blade for Mower - A cutter blade for a mower is driven to rotate about a vertical axis inside a housing. The cutter blade includes a blade body, a blade portion formed in the blade body and a wind generating portion formed in the blade body on its side opposite in a width direction thereof to the side where the blade portion is formed, the wind generating portion being formed by being raised and bent from the blade body over a predetermined area from an end in a longitudinal direction thereof. At an outer end portion of the wind generating portion in the longitudinal direction of the blade body, there is formed at least one recessed portion recessed more inwards than the remaining portion of the outer end portion. | 03-26-2015 |
| 20150342115 | LAWN MAINTENANCE DEVICE - A lawn maintenance device is provided. The lawn maintenance device has a generally planar rail system which is permanently inserted into the ground. The top portion of the rail system remains above ground while the remainder of the rail system is underground. A movable tool having a corresponding groove which aligns with the rail runs along the rail and a blade attached to the movable tool trims the lawn or vegetation. The rail provides a thin section of vegetation which can be easily cut. | 12-03-2015 |
| 056290000 | Endless | 1 |
| 20140245713 | Timing Apparatus for Separately Driven Sickle Knives - A timing apparatus for sickle knives having adjacent knife ends, respectively, having an endless elongate element encircling and movable about spaced apart support elements such that first and second portions of the elongate element span a space between the support elements, and connector elements connecting the knife ends to the first and second portions of the elongate element, respectively, such that movement of the elongate element in a first direction about the support elements will move the knives in timed relation in first opposite cutting directions, and movement of the elongate element in a second direction opposite the first direction will move the knives in timed relation in second opposite cutting directions. The apparatus can be connected between separately drive knives for timing their motions, or for using one of the knives for timingly driving another of the knives. | 09-04-2014 |
| 056294000 | Rotating cutting reel | 2 |
| 20100229520 | Rotor tine and rotary element configuration for crop residue treatment systems - A rotor tine construction for a rotary element of a crop residue treatment system for effecting improved transport of crop residue along a material flow path and, if a counter knife assembly is spaced from the rotary element across the material flow path, for also effecting improved shear cutting of such crop residue by the knife elements of the counter knife assembly and more efficient operation of the crop residue treatment system, which rotor tine construction includes a base portion generally mountable to the rotary member of the rotary element, at least one rotor tine extending outwardly from such base portion and including three distinct blade edges, one of which forms a trailing edge and the other two of which are upper and lower edge portions forming a leading edge, with the lower and upper edge portions configured and intersecting with one another to form a notch-like indentation along the leading edge at an intersection point P defined to be the point of cut contact position, such that, as the rotary member rotates forwardly the rotor tine is rotated through the material flow path to engage and concentrate engaged lengths of crop residue near intersection point P for an improved cut as such material is moved past the knife elements of the counter knife assembly. | 09-16-2010 |
| 20120079801 | BEDKNIFE FOR REEL CUTTING UNIT AND MANUFACTURING METHOD FOR SAME - A method of manufacturing a bedknife for a reel cutting unit comprises providing a base having a tool steel insert that forms a cutting edge of the bedknife. The base comprises a heat treatable steel. Both the base and the insert are heat treated prior to joining the insert to the base. The insert is then integrally joined to the base by brazing the two together using a silver based filler between the two. | 04-05-2012 |
| 056295000 | Rotating cutting disk | 35 |
| 20080196378 | Rotary lawn mower cutting blade - A rotary lawn mower cutting blade with reduced drag and improved cutting ability includes a central mounting section, intermediate sections, and outboard sections along a common longitudinal axis and disposed about a common center of rotation. The outboard sections includes downward and inward projecting sections. The cutting blade also preferably includes cutting edges on the full extent of the leading edge of the outboard section including the downward and inward projecting sections. Additionally, the outer section can be twisted slightly to enhance airflow upward. | 08-21-2008 |
| 20090100819 | Holder for lawnmower blades - A cutting blade assembly incorporating two lawnmower cutting blades and a holder configured to hold the lawnmower cutting blades in perpendicular orientation with respect to each other. The holder does not occupy any space on the lawnmower blade mounting shaft and results in less rotational inertia than conventional mounting hub designs. | 04-23-2009 |
| 20090173053 | LAWN CUTTING DEVICES WITH MESH, METAL, AND POLYMER AND MANUFACTURING METHODS - A mower, edging, and trimmer cutting device or blade designed for improved durability, performance, and safety. The blade is molded of flexible material composed of synthetic engineered urethane polymer, a polyamide or other resilient mesh bonded to or embedded in the blade for a cutting material to provide a cutting edge, and a metal or other high-durometer support member embedded in the blade. The size of the mesh may be coextensive with that of the blade and the fabric is positioned to intersect the cutting edges of the blade. | 07-09-2009 |
| 20090308045 | LAWN MOWER BLADE ASSEMBLY HAVING BLADE MOUNT FOR QUICK BLADE REPLACEMENT AND ASSOCIATED METHODS - A lawn mower blade assembly for a rotatable driveshaft includes a blade mount to be secured to the rotatable driveshaft and having at least one wedge surface thereon. A cutting blade is removably coupled to the blade mount. At least one sliding retainer removably couples the cutting blade to the blade mount and is slidably movable between a locked position and a released position. The at least one sliding retainer has at least one wedge surface thereon cooperating with the at least one wedge surface of the blade mount to securely couple the cutting blade to the blade mount when in the locked position. | 12-17-2009 |
| 20100000193 | Blades with multiple inclined cutting wings and winglets applied to any rotating support, suitable for cutting of grass - Blades with multiple inclined cutting wings are applied on any rotating support. The inclination of the cutting wings or arms of the blade are carried out on the X axis with an angle that varies from 5° to 60° with regards to the frontal support. The inclination is produced by following the rotating direction. The blades are equipped with wedge-shaped upper cutting winglets which have a function of grass grinders and/or with wedge-shaped lower cutting winglets which have a function of airing and breaking grass into little pieces. These blades are produced in one single piece, or placed one upon the other or divided/split, in metal, in plastic or compound material, to be used for the cutting of a lawn. | 01-07-2010 |
| 20100043378 | CUTTING BLADE ASSEMBLY FOR A MOWER - A cutting blade assembly ( | 02-25-2010 |
| 20100071338 | ROTARY CUTTER BAR MECHANISM AND BLADE PIN COUPLING - A rotary mowing implement including a rotary cutter bar disk, at least one hub, a blade element, a pin, and a pin retaining mechanism. The at least one hub is connected to the rotary cutter bar disk. The blade element has a hole therein. The pin couples the blade element to the hub. The pin is insertable through the hole and is removably coupled to the hub. The pin retaining mechanism couples the pin to the hub. | 03-25-2010 |
| 20100101201 | KNIFE HOLDER FOR A ROTARY DISK CUTTERBAR - A rotary mower includes a rotary cutting disk, at least one knife, at least one knife pin, and a spring plate. The rotary cutting disk has at least one knife mount location. Each knife has an end with an opening therein. Each knife opening has a double keyhole shape with a larger center hole and two smaller partial holes respectively on generally opposite sides of the center hole. Each knife pin extends through a corresponding knife opening and is mounted to the rotary cutting disk at a corresponding knife mount location. Each knife pin has a distal keeper with a double keyhole shape which generally approximates and is slightly smaller than the double keyhole shaped opening in each knife. A spring plate is positioned under the cutting disk adjacent to each distal keeper of each knife pin. | 04-29-2010 |
| 20100115909 | UNIVERSAL MOWING HEAD FOR FLEXIBLE CUTTER - A mowing head is described, particularly for a bush-cutter, comprising a rotor rotating around a rotation axis (R-R) and its cover, in which the rotor is equipped with at least one supporting surface from which at least one external perimeter wall and at least one internal wall depart, such external perimeter wall and such internal wall mutually defining at least one housing seat of at least one length of flexible cutter, the external perimeter wall being radially equipped with at least one slit adapted to allow at least one length of the flexible cutter to go out from inside the housing seat to the outside. | 05-13-2010 |
| 20100139231 | ROTARY MOWER BLADE INTEGRATING AERODYNAMIC ELEMENTS. - An embodiment of an overall approximately rectangular rotary mower blade, affixed to a powered support shaft, where the support shaft rotates the blade tines on a rotational plane parallel to the vegetation to be cut, where the blade employs aerodynamic tines preceding the main cutting edge. Features of the aerodynamic tines improve cutting, mulching, and safety of mower operation. | 06-10-2010 |
| 20100257832 | Mower Blade - A mower blade and deck assembly for a mower may include a top surface of the deck assembly includes an aperture for accessing the mower blade, and the mower blade may have a detachable cutting blade being detachably connected to the mower blade. The detachable cutting blade of the mower blade may be accessible through the aperture of the top surface of the deck assembly in order to detach and replace the detachable cutting blade. The mower blade may include a depression in order to position the detachable cutting blade, and the detachable cutting blade substantially may not extend beyond a side edge of the mower blade. The detachable cutting blade may extend beyond a side edge of the mower blade and detachable cutting blade may include a non-round aperture to cooperate with a aperture in the mower blade. The non-round aperture may be square, and the non-round aperture may be oval. | 10-14-2010 |
| 20110011049 | MOWING DEVICE - Device for mowing crops, comprising a series of mowing units arranged side by side at predetermined distances, each mowing unit comprising a knife holder with at least one knife carrying portion for carrying a mowing knife, and a drive mechanism for each knife holder. The drive mechanism for each knife holder comprises a first drive element comprising a hub portion for carrying the respective knife holder, and a second drive element drivingly engaged with the first drive element to rotatingly drive the knife holder about a vertical axis. In normal operation, the knife holder and the hub portion form a unitary rotatable assembly which, at a position between the knife carrying portion and the hub portion, is provided with a break connection which is effective in a radial direction. | 01-20-2011 |
| 20110078991 | Replaceable Mower Cutting Component - A vegetation cutting apparatus includes a rotatable member having an anchor at a first axis of rotation, and a cutting component that is removably coupled to the anchor. The cutting component may be rotatably coupled to the anchor about a second axis of rotation, and the cutting component may be couplable to, and decouplable from the anchor without tools. In some embodiments, the cutting component is fabricated from a plastic material. | 04-07-2011 |
| 20110277438 | Lawn Mower Blade - The present invention is directed towards a rotary lawn mower blade designed to eject grass clippings away from the center of the blade. The rotary lawn mower includes a main body which has two opposing ends. The first end comprises a first leading cutting edge arranged opposite a first trailing edge. The first trailing edge has an upturned portion having sufficient height, length and configuration to redirect air flow generated when the main body is rotating to create pressurized air, thereby creating an increased force to disperse grass to the external environment. The second end comprises a second leading cutting edge arranged opposite a second trailing edge. The second trailing edge has an upturned portion having sufficient height, length and twist configuration to redirect air flow generated when the main body is rotating to create pressurized air, thereby creating an increased force to disperse grass to the external environment. | 11-17-2011 |
| 20120073258 | EDGING AND TRIMMER BLADE - An edging and trimmer cutting device or blade designed for improved durability, performance, and safety. The blade is molded of flexible material composed of synthetic engineered urethane polymer, a polyamide or other resilient mesh bonded to or embedded in the blade for a cutting material to provide a cutting edge, and a metal or other high-durometer support member embedded in the blade. The size of the mesh may be coextensive with that of the blade and the fabric is positioned to intersect the cutting edges of the blade. | 03-29-2012 |
| 20120110970 | MOWER BLADE WITH REPLACEABLE INSERTS - The mower blade with replaceable inserts includes a blade bar having diametrically opposite reliefs therein for replaceable cutting inserts. Headed pins extend from each relief, and each insert has corresponding slots. The slots have larger diameter outer ends to clear the larger diameter heads of the pins, the inner portions of the slots being stepped to fit closely about the narrower shanks of the pins. The inserts drop into position over the corresponding pins, and slide outwardly to be retained by the heads of the pins. The outer (lower) surfaces of the heads of the pins are coplanar with the outer (lower) surfaces of the inserts when installed. The cutting edge portions of the inserts extend over and are in direct contact with the corresponding leading edge portions of the blade bar, thus protecting the bar and transferring impact forces directly to the bar rather than through the pins. | 05-10-2012 |
| 20120137648 | KNIFE AND COUNTER KNIFE IN MACHINE DISK - A rectangular counter knife ( | 06-07-2012 |
| 20130199148 | Cutting Blade Method and Apparatus - A rotary cutting blade for rotation about a fixed axis. The cutting blade has a generally rectangular planar body section having first and second ends and defining long and short edges. Each end of the cutting blade has both a downwardly oriented (leading) lifting and cutting member, and an upwardly oriented (trailing) lifting member. The downwardly oriented cutting member has a generally flat sharpened section oriented generally parallel to the plane orientation of the body section, and perpendicular to the rotational axis of the blade. The cutting blade can be re-sharpened without removal from a mower or other device. | 08-08-2013 |
| 20130247530 | Mowing Cutter Disc Having A Mowing Blade And A Holder - A quick-change mowing blade arrangement is provided. The mowing blade has a shaped feature and a hole which maintain a certain spacing X from one another. For installation, the mowing blade is held, by means of the hole, pivotally on a head of a peg. If the head) undergoes an impermissible amount of wear, the shaped feature is no longer hidden by a cover of the mowing cutter disc, but becomes visible. | 09-26-2013 |
| 20130247531 | Shear and Grind Rotary Mulching Mower Blade - A rotary lawn mower blade that enhances the process of cutting, grinding, and ejecting lawn debris for the purpose of real-time nutrient recycling and visual aesthetics. The embodiment consists of a leading edge, interrupted transition, and an interrupted trailing face. The leading edge is maintained by sharpening the cutting edge until it intersects the bottom of the embodiment. The transition and trailing face has random interruptions of self-cleaning, sharp, jagged teeth that protrude above the blade surface. The jagged teeth are arranged to optimize the interaction between the clipping and the embodiment for the purpose of shredding and grinding. Centrifugal forces shear and grind the lawn clippings as they translate across the blade surface. The end result is an embodiment that shears and grinds lawn debris into small particles that break down in the environment at an accelerated rate to optimize the recycling process and augment visual appearance. | 09-26-2013 |
| 20130269306 | NOISE-REDUCING MOWER BLADE - A mower blade includes a body including an axis of rotation about which the blade is configured to rotate, a first body portion extending in a first direction from the axis of rotation, and a second body portion extending in a second opposite direction from the axis of rotation, wherein the second body portion is asymmetrically shaped with respect to the first body portion such that the center of mass of the blade lies on the axis of rotation. | 10-17-2013 |
| 20130283752 | LINE TRIMMER - A line trimmer or mower head includes an automatic and/or manual line feed system with reduced tendency for cut and worn line to retract fully back into the spool housing. The line trimmer includes a rotatable spool assembly of at least one feedable line, at least one primary wall member adjacent a periphery of said spool assembly and a guide passage extending generally radially away from said primary wall member. The guide passage is partly defined by a substantially radially extending first formation arranged to bear upon line extending through said guide passage, such that in use line located within said guide passage is restricted to a substantially radial orientation. | 10-31-2013 |
| 20130327007 | REPLACEABLE MOWER BLADE ASSEMBLY - A replaceable mower blade assembly for attaching to a rotatable spindle, motor, or engine crankshaft is provided. The blade assembly includes a mounting member having a plurality of ends extending from a central bore that is configured to receive the spindle, motor, or engine crankshaft. Each end includes an indexing aperture and a plurality of caps. A locking mechanism is operatively connected to the mounting member, and each arm of the locking mechanism includes a pin. A cutting blade is removably attachable to each end of the mounting member and the cutting blade includes an indexing aperture and a plurality of keyhole apertures. Each pin of the locking mechanism is insertable and engageable with an indexing aperture of both the mounting member and the cutting blade for positively securing each cutting blade. | 12-12-2013 |
| 20130327008 | REPLACEABLE MOWER BLADE AND ASSEMBLY - A replaceable mower blade for attachment to a mounting member operatively connected to a mower is provided. The blade includes a central portion having opposing side edges, a top surface, and a bottom surface. The blade also includes a tip portion extending from the central portion. The central portion includes at least one attachment mechanism for operatively connecting the blade to the mounting member. | 12-12-2013 |
| 20130333344 | ROTARY LAWN MOWER CUTTING BLADE - A rotary lawn mower cutting blade with reduced drag and improved cutting ability includes a central mounting section, intermediate sections, and outboard sections along a common longitudinal axis and disposed about a common center of rotation. The outboard sections include downward and inward projecting sections. The cutting blade also preferably includes cutting edges on the full extent of the leading edge of the outboard section including the downward and inward projecting sections. Additionally, the outer section can be twisted slightly to enhance airflow upward. | 12-19-2013 |
| 20140182258 | MOWING DEVICE - Mowing device for plants, comprising at least one rotor with a rotor axis, in particular a vertical rotor axis or first rotation axis, and at least one blade which is driven in rotation by the rotor, in which the blade is attached to a blade holder, which is attached to the rotor so as to be rotatable about a second rotation axis which is situated at a radial distance from the rotor axis. | 07-03-2014 |
| 20150052869 | QUICK-CHANGE BLADE SYSTEM - A lawn care device may include a cutting deck housing at least one blade, a rotatable shaft, and a blade mount operably coupled to the rotatable shaft. The blade mount may include at least one engagement slot configured to enclose at least a portion of the at least one blade. The blade mount may further include at least one protruding member disposed within the engagement slot to secure the at least one blade within the engagement slot responsive to insertion of the at least one blade into the engagement slot. | 02-26-2015 |
| 20150068184 | REPLACEABLE MOWER BLADE ASSEMBLY - A replaceable mower blade assembly for attaching to a rotatable spindle, motor, or engine crankshaft is provided. The blade assembly includes a mounting member having a plurality of ends extending from a central bore that is configured to receive the spindle, motor, or engine crankshaft. Each end includes an indexing aperture and a plurality of caps. A locking mechanism is operatively connected to the mounting member, and each arm of the locking mechanism includes a pin. A cutting blade is removably attachable to each end of the mounting member and the cutting blade includes an indexing aperture and a plurality of keyhole apertures. Each pin of the locking mechanism is insertable and engageable with an indexing aperture of both the mounting member and the cutting blade for positively securing each cutting blade. | 03-12-2015 |
| 20150068185 | REPLACEABLE MOWER BLADE AND ASSEMBLY - A replaceable mower blade for attachment to a mounting member operatively connected to a mower is provided. The blade includes a central portion having opposing side edges, a top surface, and a bottom surface. The blade also includes a tip portion extending from the central portion. The central portion includes at least one attachment mechanism for operatively connecting the blade to the mounting member. | 03-12-2015 |
| 20150289447 | QUICK CHANGE ROTARY MOWER BLADE ASSEMBLY - A quick change rotary mower blade assembly includes a mower blade attached to a blade assembly pin that is inserted into an internal bore in a spindle extending through a housing under the mower deck. A blade retainer on the lower end of the spindle has a pair of notches holding and locking the mower blade in place. | 10-15-2015 |
| 20150305235 | SPRING PLATE CONFIGURED TO OVERLAP WITH ASYMMETRIC/ECCENTRIC QUICK CHANGE KNIFE NUT FOR PROPER ASSEMBLY - A quick-release knife connector for use on a rotary disc cutterhead having an asymmetrically shaped knife nut with a first portion providing a bearing surface for an aperture in the knife and a second portion which inhibits axial movement of the knife from contact with the first portion. A capture spring having an aperture for partially receiving the second portion prevents accidental release of the knife. The asymmetric orientation of the second portion and placement of the aperture on the capture spring assures that the knife nut is properly oriented when installed. | 10-29-2015 |
| 20150359171 | AUXILIARY MULCHING MOWER BLADE - An auxiliary mower cutting blade attachable to a mounting member of a lawnmower. The auxiliary mower cutting blade includes a mid-section portion forming a first longitudinal plane, first and second wing portions, each extending in a substantially upward-angled direction from a corresponding side of the mid-section portion, and first and second end portions, each extending from a corresponding wing portion. The first and second end portions form a second longitudinal plane, the second longitudinal plane being above the first longitudinal plane. A cutting region may be disposed on at least one edge of the first end portion and the second end portion, the cutting region including a downward-angled cutting edge. | 12-17-2015 |
| 20150366132 | BLADE FOR CUTTING GRASSES IN GENERAL - The invention relates to a blade for cutting grasses in general, consisting of a part ( | 12-24-2015 |
| 20160021817 | Mower Blade for Optimizing a Lawnmower - An improved mower blade for optimizing a lawnmower is herein disclosed. The mower blade can comprise one or more weighted discs and one or more blades. The weighted discs can comprise a central orifice and a plurality of disc orifices. The blades can comprise a base insert and a plurality of blade orifices. The weighted discs can be attached to one surface of the blades. The blade orifices can be compatible with the disc orifices. | 01-28-2016 |
| 20160073582 | AGRICULTURAL BLADES AND MACHINE PARTS WITH AMORPHOUS METAL LASER CLADDING - A laser cladded agricultural blade is provided. The blade includes a blade body. The blade body is of a first hardness. The blade body is additionally provided with a cladding material of a second hardness, wherein the cladding material comprises an amorphous metal. The cladding material is applied by a laser cladding process. | 03-17-2016 |
| 056296000 | Reciprocating | 28 |
| 20090038285 | RECIPROCATING KNIFE CUTTER SYSTEM - A reciprocating knife cutter system for an agricultural cutting platform has reciprocating knife cutters having cutter bars with adjacent ends that are coupled together by a coupler that maintains the adjacent ends of the cutter bars in a predetermined relative position. | 02-12-2009 |
| 20110099964 | Reciprocating Knife Assembly And Reciprocating Knife Drive Assembly - A reciprocating knife assembly of an agricultural implement includes first and second elongate reciprocating knives disposed along a leading edge of an agricultural implement, the reciprocating knives being disposed end to end and extending colinearly for simultaneous reciprocation in opposite directions, the first and second reciprocating knives being supported for sliding movement on the agricultural implement in a lateral direction generally perpendicular to the direction of travel of the agricultural implement as it travels through an agricultural field harvesting crop, a first bell crank coupled to the first reciprocating knife to reciprocate said knife, a second bell crank coupled to the second reciprocating knife to reciprocate the second reciprocating knife, and a common drive coupled to the first and second bell cranks to drive both the first and second bell cranks in opposite directions simultaneously. | 05-05-2011 |
| 20110308224 | Finger bar - A finger bar for a header has a knife bar with at least two partial rails which are interconnectable at the end faces thereof, and a cutting system which can move back and forth in an oscillating manner, is attachable to the knife bar, and is deflectable transversely to the longitudinal axis thereof, in the vertical direction, and the partial rails are interconnectable in a form-locking manner on the end faces thereof that face each other. | 12-22-2011 |
| 20160007527 | Section Knife | 01-14-2016 |
| 20160374265 | Agricultural Harvester Cutter Bar - A header for use by an agricultural harvester. The header includes a cutter bar that cuts crop material and includes a stationary knife section and a plurality of reciprocating knife sections extending along a portion of the stationary knife section. A substantial part of the length of the reciprocating knife sections do not extend along any portion of the stationary knife section. | 12-29-2016 |
| 056297000 | Double sickle | 1 |
| 20110047952 | RECIPROCATING-TYPE CUTTING BLADE DEVICE - A reciprocating-type cutting blade device ( | 03-03-2011 |
| 056298000 | Sickles and guard fingers and bars | 10 |
| 20090044509 | Crop guard with staggered guide fingers - A row of transversely spaced guide fingers projects forwardly from the header of a harvesting machine to permit flow of the crop between the fingers into the sickle, wherein adjacent pairs of the fingers are staggered in length and present a space therebetween having a transverse width of at least approximately forty percent of the center-to-center width of adjacent pairs of fingers to thereby enhance free crop flow and minimize loss of severed, grain-bearing heads. | 02-19-2009 |
| 20100251684 | Mowing Finger Arrangement - A mowing finger arrangement has a lower element ( | 10-07-2010 |
| 20110126503 | Sickle Assembly - A sickle assembly includes a cutter beam and a plurality of guard fingers fixedly mounted at spaced along positions along the cutter beam. Each guard finger includes a lower finger portion and an upper finger portion defining a sickle slot therebetween. A plurality of sickle blades on a sickle bar align with the sickle slots. The sickle blades can be positioned in a central position between adjacent guard fingers in which the sickle blade is not overlapped by either one of said adjacent ones of the guard fingers for ease of removal. In further embodiments, a hold down member is hinged relative to the cutter beam for easy access to the sickle bar. Quick release fasteners may be associated with respective pairs of sickle blades for further ease of removal and changing of sickle blades. | 06-02-2011 |
| 20110225941 | Mowing Finger Arrangement - A mowing finger arrangement and mowing bar for finger bar mowers of a harvester, as well as a method for manufacturing mowing fingers has an upper and lower element connected together to form at least one mowing finger. The mowing finger arrangement serves to guide a mowing sickle and forms counter cutting edges for the sickle blades arranged on the mowing sickle. An abutment on the upper element delimits upward movement of the mowing sickle when a downward force is exerted on the face end of the sickle blades. | 09-22-2011 |
| 20120311988 | LAMINATED KNIFEBACK - A sickle bar assembly employs a plurality of laminated strips that are secured and that may be stacked vertically upon each other in abutting relation to form a sickle bar. The individual sickle sections are secured to the sickle bar in side-by-side relation. Laminated stacks may also be joined to each other by way of a splice joint to provide for even longer bar. The strips may be heat treated strips of steel as opposed to cold rolled steel or other high strength strip material to provide for certain features and advantages. | 12-13-2012 |
| 20140033672 | Sickle Knife Cutter for Harvesting Crop with a Quick Release Knife Section - In a sickle cutting apparatus including a row of stationary knife guards and a sickle bar with a row of blade sections for reciprocating movement mounted thereon, each of the blade sections is simply removable from the sickle bar for replacement by mounting a rear plate portion on the sickle bar where each of the rear plate portions has a pair of holes bolted to mating holes in the bar and each hole in the blade is connected to an associated slot extending rearwardly in the rear plate portion from the hole to a rear edge. In this way the blade section can be pulled forwardly by loosening the bolt and sliding the bolt along the slot until the blade is released. A circular counter-bore in the blade section receives a nut when tightened to hold the blade section in place. The system can be used with pointed guards or stub guards. | 02-06-2014 |
| 20140182259 | Sickle Cutter System with Blades Moving Across Wider Guard Fingers - A sickle cutting apparatus includes a plurality of triple finger knife guards which are arranged side by side along the cutter bar to cooperate with a reciprocating sickle bar carrying a row of double blade knife sections and a set of hold-down members carrying hold-down fingers. The hold-down members are arranged alternately as a single finger and double finger with each hold-down member being connected to the cutter bar in association with a respective triple guard. In this way the hold-down fingers are arranged at alternate guard fingers leaving the intervening guard fingers open. The system includes both pointed guards with no tang and stub guard so that the user can select either to be used with the hold-downs. The hold down fingers are all individually adjustable so that the double hold-down have two adjustment screws which can be individually operated causing flexing of the bridge between the double fingers. | 07-03-2014 |
| 20140230398 | Easily Serviceable and Removable Self-Adjusting Knife Arm and Head Assembly For a Sickle - The knife head mounts to the sickle to hold a plurality of knife sections thereon while allowing removal of the knife sections individually without major disassembly for ease of in field repair and replacement. A knife pin of the knife head connects to a knife arm driven by the sickle drive mechanism and is removable from above also without major disassembly. The knife pin connection provides a vertical self adjustment capability to accommodate sickle wear and vertical misalignment between the sickle and drive. And the knife arm is streamlined for cut plant material flow thereabout and is also adapted for ease of removal and field repair. | 08-21-2014 |
| 20150082764 | LASER HARDENED KNIFE GUARD - A laser hardened knife guard is provided. In one aspect, the invention provides for a knife guard that comprises a guard body that further comprises a base material. The base material includes a mounting bar that defines at least one bolt hole and at least one tine projecting forward from the mounting bar. The base material has a first hardness. A laser treated material is formed into or in the base material. The laser treated material comprises a second hardness greater than the first hardness. | 03-26-2015 |
| 20160073581 | LASER CLAD KNIFE GUARD - A cladded knife guard is provided. In one aspect, the invention provides for a knife guard that comprises a guard body that further comprises a base material. The base material includes a mounting bar that defines at least one bolt hole and at least one tine projecting forward from the mounting bar. The base material has a first hardness. A cladded material is formed on the base material. The clad material comprises a second hardness greater than the first hardness. | 03-17-2016 |
| 056299000 | Sickles | 2 |
| 056300000 | Detachable sections | 2 |
| 20100050587 | Modular sickle bar with integrated locking system - A modular sickle bar having a knifeback for use in a crop harvesting header having a plurality of cutting sections fastened together and to a knifeback. The sections are locked together with use of a locking system which restrains relative movement of the joined sections along planes parallel to and perpendicular to the longitudinal axis of the knifeback when the crop harvesting header is in use. | 03-04-2010 |
| 056301000 | Detachable from end of bar | 1 |
| 20140215995 | Easily Serviceable Knife Arm Assembly For A Sickle - The knife arm assembly for connecting a sickle drive to the knife of a sickle, has a knife arm including a cavity and an opening at one end that holds a bearing for receiving a knife pin of the sickle, and a shoulder extending at least partially about and defining a second opening at an opposite end of the cavity smaller than the first opening, and a plug disposed in the second end of the cavity adjacent the end of the bearing and enclosing the second opening, the plug being configured to be forceably movable through the cavity toward the first opening and against the bearing for forcing the bearing from the knife arm, providing easy serviceability, protection from dirt, dust, and other contaminants. | 08-07-2014 |
| 056303000 | Shoes and knife heads | 1 |
| 20100064652 | AIRFLOW CONTROLLED COMBINE SHOE - A sealing system for the shoe in a combine harvester is disclosed wherein the separate flow areas in the shoe are sealed from one another. The sealing system discourages air from traveling through the components of the shoe other than the sieve system, thereby providing flow of air to the sieves. The positive differential and the containment of air in the shoe are accomplished by providing one or more seals between the moving shoe components and the stationary frame components. In those combines including self-leveling shoe assemblies, the distance between the shoe assembly rolls to maintain level operation. Various embodiment of this invention provide for sealing this change in the dimensions as the shoe moves. | 03-18-2010 |
| 056307000 | Guard fingers and bars | 9 |
| 20160135366 | Cutter Guard Assembly Cover of a Header for an Agricultural Farm Implement - A cutter guard assembly for a knife drive of an agricultural farm implement is provided. The cutter guard assembly includes a cutter bar assembly, a floor assembly and a knife assembly. The cutter bar assembly has a cutter bar. The floor assembly includes a floor extending from the cutter bar and a cover extending from the floor. The knife assembly is covered by and situated below the floor assembly. In operation the cover drapes over a rigid frame of a header shielding the knife assembly from debris. | 05-19-2016 |
| 056310000 | Fingers only | 1 |
| 20130081371 | Mowing Finger Arrangement - A mowing finger arrangement has a lower element and an upper element connected to each other and forms two mowing fingers. A space is formed to accommodate a cutting device between the lower element and the upper element. The two mowing fingers are connected to each other via, respectively, a connection web on the upper element and on the lower element on a rear end of the mowing finger, when viewed in working direction. At least one of the connection webs has, at least portion wise, an off-set to provide an enlarged distance between the connection webs. | 04-04-2013 |
| 056312000 | Supplemental lifting fingers | 7 |
| 20100005771 | CROP ACCESSORY ATTACHMENT - A crop accessory apparatus comprises a header latch member adapted for attachment to a guard bolt on a cutting header such that a rear wall of the header latch member slopes rearward from a distal end thereof and toward the header. A crop accessory has an accessory latch member at a rear end thereof comprising a spring element defining an aperture and biased toward the header, wherein during engagement the distal end of the header latch member moves into the aperture and a rear edge of the aperture is urged down the sloping rear wall and rearward, urging the accessory rearward into closer engagement with the header. A lateral retention groove in the sloping rear wall is operative to prevent the rear edge of the aperture in the spring element from sliding up and off the header latch member. | 01-14-2010 |
| 20120060462 | Crop lifter and crop accessory attachment - A crop lifter for attachment to a cutting header includes a lifter member adapted for attachment to the header and a lifting finger attached to the lifter member by a quick-attach mechanism such that a leading end of the lifting finger is ahead of and below the knife. The lifting finger is structurally weak compared to the lifting member such that the lifting finger will readily move when striking an obstruction, thereby preventing damage to the lifter member or header. The crop lifter or similar crop accessory can have a latch member at a rear end thereof, and a cooperating latch member attached to the header. The accessory latches to the header and a releasable latch lock prevents forward movement of the accessory that would disengage the latch. | 03-15-2012 |
| 20130160419 | ATTACHMENT FOR CROP LIFTER - A crop lifter apparatus is provided that is adapted for attachment to a cutting header. The apparatus can have a guard member having a slot passing through it, a latch member pivotally attached at a first end to the guard member and having an aperture for receiving a guard bolt on the cutting header, the aperture passing through a side edge of the latch member, a ski member operatively attached to the guard member, and a lifting arm attached to the ski member. To attach the crop lifter apparatus to a cutting header, the crop lifter can be positioned on the guard bolt with the guard bolt extending into the slot in the guard member. The latch can then be pivoted so that the aperture in the latch is positioned on the guard bolt or spool. This can attach the crop lifter apparatus securely to the cutting header. | 06-27-2013 |
| 20130180226 | Crop Lifter - A crop lifter for a mower of a harvesting machine has a support bar attachable to the mower. The support bar has a carrier. A lifter rod is detachably mounted on the carrier. The lifter rod is connectable at a multitude of positions to the carrier distanced in the longitudinal direction of the lifter rod, to the carrier. | 07-18-2013 |
| 056313000 | Socket for guard-finger point | 3 |
| 20080196379 | CROP LIFTING APPARATUS - A flexing crop lifter apparatus includes a finger recess portion configured to receive a forward end of a guard finger, and a securing portion is adapted for attachment to the cutting header. A ski mounting plate extends rearward and downward from the finger recess portion under an attached guard finger. A ski member is attached at a rear end thereof to a rear end of the ski mounting plate and extends forward under the ski mounting plate and curves upward at a front end thereof. A lifting arm extends rearward from the front end of the ski member back and over a knife of the cutting header when the apparatus is attached to the guard finger. The ski member and the ski mounting plate are configured to flex. | 08-21-2008 |
| 20110047953 | Crop Lifter - A crop lifter for a mower of a harvesting machine with at least one mowing finger ( | 03-03-2011 |
| 20130118140 | CROP LIFTER WITH RELEASABLE TIPS - A crop lifter apparatus has a base member adapted to be attached to a cutting header guard finger about a lifter pivot axis. A plurality of lifter tips with different configurations are releasably attachable to the base member at a mounting position such that the attached lifter tip extends forward from the base member. A bias element is operative to exert a bias force on the base member urging a front portion of the base member forward of the lifter pivot axis to pivot downward about the lifter pivot axis, and the bias force urges the base member to bear against a stop. The tips can be configured to suit various conditions of soils and crops. | 05-16-2013 |
