Match Document Document Title
4711076 Cutting blade and method of use  
An improved cutting blade structure and method of use is disclosed, characterized by use of a flexible, planar member formed of a plurality of interconnected elongate tubular segments which when...
4707919 Flexible line cutting apparatus  
Apparatus for cutting vegetation and the like wherein a flexible line serves as the cutting element, the apparatus including a cutting head rotatably supported in a housing and having a passageway...
4703613 Mowing and trimming apparatus  
A two wheeled mowing and trimming apparatus is disclosed. A rotating cutting head, positioned out in front of the wheels, can be positioned adjacent to either of the wheels while at the same time...
4691507 Polyurethane flail for use in defoliating sugar beets and the like  
The disclosed flexible flail is molded from polyurethane. The flail has a relatively thin shank with a hub at one end so that the flail can be attached to the rotor of conventional defoliating...
4691506 Apparatus for defoliating sugar beets and the like utilizing flexible flails with rigid cutting members at the free ends thereof  
A defoliator for detopping sugar beets and the like includes at least one laterally extending rotor on which a plurality of flails are mounted. The flails are of polyurethane and have a hub at one...
4688376 Adjustable carriage for electric string trimmers  
A plural-castor-mounted lightweight tubular frame has a central resilient housing-clamping mechanism adapted for holding a string trimmer having a tapered or other conventional-shape housing at a...
4685279 Weed trimmer  
A trimmer head for supporting replaceable flexible cutting elements used in trimming grass and weeds is equipped with several arbors to facilitate operative attachment to existing power tools. A...
4672798 Apparatus for cutting grass  
An apparatus for cutting grass having a rotatable head and cords extending from the rotatable head. The head accommodates a reel within a chamber defined by the head. The cords are payed out...
4667410 Cutting head for a filament-type cutter  
In a cutting head for an electric-motor-driven filament-type cutter the automatic adjustment of the length of the filament is effected in that intermittently a rotational movement occurs between a...
4663920 Lawn trimmer  
An apparatus for use in lawn and garden maintenance, in which a chassis having a pair of axially aligned and independently operable drive wheels carries a grass trimmer comprising an articulated...
4662158 Brushcutter having a starter arrangement  
The invention is directed to a starter arrangement for a brushcutter which is driven by an engine mounted in a housing and secured to the one end of a carrying tube. A shaft accommodated in the...
4656739 Bump-feed filament vegetation trimmer  
A bump-actuable filament feed for vegetation trimmers; when the cutting length of filament breaks or wears short, the user without interrupting cutting simply bumps the cutting head on the ground...
4655032 Grass trimmer  
A grass trimmer has a support which supports a portion of a control rod on the side thereof which is closer to a prime mover in such a manner that the portion is received inside the support and...
4651421 Cutterhead for a vegetation cutter  
A cutterhead is disclosed for a motor-driven vegetation cutter and has a rotating housing and a spool journalled therein on which a cutting filament is wound. The spool has a plurality of cams,...
4651422 Line guard for a line cutting type weed trimmer  
A guard for a grass and weed trimmer of the line-cutting type, the guard having a body attached to a handle. A rotatable head mounted to said handle flailing the line in a plane of rotation around...
4644655 Cutting head for lawn trimmer  
A cutting head for a lawn trimmer is provided and consists of a cylindrical housing block bolted to a lower portion of the lawn trimmer so that the housing block is rotatably mounted thereto. A...
4642976 Lawn mower trimmer and edger attachment  
This specification discloses a cutting head and mounting assembly for adjustably supporting the cutting head on a mower. The mounting assembly for the head permits easy adjustment of the height of...
4641431 Hedge trimmer  
A new electric hedge trimmer utilizes an innovative metal wire whip, rotating at high speed inside a dish-shaped whip and chip guard, to cut hedge, bushes, vine and other relatively large-stemmed...
4631910 Mower, especially for grass at airports  
A mower especially suited for mowing fields at airports has a plurality of blades connected to a rotatable shaft and includes a fixed bed knife arranged parallel to the rotatable shaft and...
4631828 Cutting means for rotary trimmer  
An improved cutting member for a rotary trimmer. The cutting member is formed of a flat link chain, so the cutting member is flexible throughout its length. Alternate links are somewhat wider, and...
4630371 Line trimmer shield  
A radially short upstanding sleeve member is provided and includes an upper end releasably mounted from a rounded base portion of a sector-shaped debris shield of a line trimmer. The lower end of...
4625501 Cutter blade device of mowing machine  
A cutter blade device of a mowing machine including a spool having a cylindrical portion on which a flexible cord is wound in coil form, and a boss to which the spool is fitted and secured. The...
4620341 Curb and gutter machine  
A new curb and gutter machine used in combination with a vehicle and characterized by its construction to include an adjustable cutter for trimming along the side of a roadway or curb, a sweeper...
4612941 Combine harvester straw chopper stationary knife adjustment  
In the straw chopper of a combine harvester, an array of stationary knives may be adjusted generally radially into greater or lesser intermeshing engagement with blades of the chopper rotor. Guide...
4611459 Mowing apparatus with improved reversible cutting blade  
A mowing apparatus includes a tractor with a mowing unit attached to the tractor in varying operable positions with respect to the tractor. The mowing unit includes a pair of reversible blades...
4607431 Line-type foliage trimmer with automatic feed  
A foliage trimmer has a housing centered on an axis, rotatable thereabout in a direction, and formed with a radially open eye. A spool rotatable in the housing carries a supply of a cutting line...
4586322 Grass trimmer  
A grass trimmer has a support which supports a portion of a control rod on the side thereof which is closer to a prime mover in such a manner that the portion is received inside the support and...
4584771 Line metering apparatus  
Cutting filament metering apparatus for a flexible filament vegetation cutting device in which a flexible filament cutting element is coiled on a filament holder rotatably driven about a...
4580394 Centrifugal counterbalance element for a filament cutter  
A cutter blade device of a mowing machine including a casing, a spool formed with three flanges to define two groove sections oriented in the axis of rotation of the casing each for winding a cord...
4578863 Flexible filament vegetation cutter  
A vegetation trimmer incorporating a cutting filament (24) that is rotated by a head (9) drivingly coupled by a belt drive (26) for example to a driving motor. Feed of filament to the head 9 is...
4571831 Cutting head for filament trimmer  
A cutting head (20) for a filament trimmer utilizing a fixed length of filament is shaped like an inverted bowl with a flange (2). A filament retainer cup (60) is attached to the concavity of head...
4569134 Trimming cord for cutter  
This invention relates to a trimming cord for a cutter which cuts weeds or the like. In accordance with the invention, rotary discs provided on the output shaft of gearing are shaped like a reel...
4566189 Filament-type trimming apparatus  
Disclosed herein is an improved filament-type trimming apparatus comprising a casing having base and rim portions, a spool having a hub portion and opposite flanges, at least one filament wound on...
4550498 Replacement spool for rotating line vegetation cutter  
A replacement spool for a rotating line vegetation cutter comprising a central generally cylindrical hub portion, a pair of outer flanges on the outside surface of the hub portion at the ends of...
4550499 String trimmer with cut line retention pocket  
A flexible line vegetation trimmer is disclosed, wherein the trimmer includes a conventional line cutting element mounted for rotation about an axis to define a cutting path, a debris shield...
4524515 Rotary cutting assembly with filament feed  
A rotary cutting assembly with an automatic filament feed. The assembly includes a driven member which is coupled to a drive source and contains a storage spool for the cutting line. The line or...
4513563 Lawn mower rotary assembly  
A lawn mower rotor assembly comprising a rotor body, filament cutting members, and a shear pin coupler, the rotor body being a flat star-shaped disk having five equally spaced arms projecting...
4505040 Coupling for interconnecting two handle portions of a power driven implement  
A coupling for the handle shaft of a power driven implement which permits angular adjustment of a drive head. The coupling clamps two parts of the handle shaft together, preventing rotation of one...
4493151 Apparatus for cutting vegetation  
Apparatus for cutting vegetation with a rotatable head carrying a non-metallic cutting line extended into a cutting plane. Additional line is extended from a supply line coil within the head into...
4490910 Cutting head for string trimmer  
An improved cutting head for a string trimmer, wherein a spool holding a length of flexible line is located on and driven by a motor drive shaft, and a housing over the spool is located on the...
4487003 Multiple rotor mowers  
A multiple rotor mower having a plurality of substantially side-by-side vertically disposed rotors each having a horizontally disposed disc at their lower ends and mowing blades beneath the discs,...
4483069 Apparatus for cutting vegetation  
An apparatus for cutting vegetation with a rotating head carrying a flexible, non-metallic cutting line extended radially into a cutting plane. An additional length of line is extended into the...
4476632 Multiple flail head for a rotary mower  
An improved cutting head for rotary mowers and trimmers for vegetation, having major components that are interchangeable and reversible, comprises a pair of housing members having cylindrical side...
4461138 Hub for flexible cutting blades  
The subject invention is a lawn mower blade hub member adapted for interconnecting a plurality of flexible blades, all affixed and disposed in a radial fashion from the centrally disposed hub...
4451983 Plastic flexible shaft support  
A drive shaft assembly for connecting a drive unit to a rotary tool is disclosed. The drive shaft assembly is especially well suited for use in combination with a rotary tool having an axis of...
4452033 Lawn mowing and trimming apparatus  
A lawn which includes a mower housing carrying a motor and including plural shafts carrying donut-like members with cutters attached thereto. The deck includes a forward portion have a protective...
4442659 Dolly for lawn trimmer and combination thereof  
A trimmer supported on a dolly, each of which has a handle. The operator holds the dolly handle in one hand and the trimmer handle in the other hand. The trimmer is pivotally connected to the...
4426780 Line metering apparatus  
A line metering apparatus (20) for use on a vegetation cutting device (22) includes a driving portion (40) and a driven portion (42). A pivotable pawl (58) selectively couples the driving and...
4419822 Bump-feed trimmer  
A bump-feed monofilament string trimmer has a sleeve-like escapement member (52) axially slidable on a drive member (42) and nested in a spool member (66) which holds a coil (71) of cutting...
4412382 Line feed mechanism for filament cutting  
An indexing mechanism (10) for a filament line vegetation cutting device (12) comprises a spool (34) fixed to a drive shaft (22). Enclosure (62) surrounds spool (34) and has a grommet (82) for...