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8176639 Filament clamp for a vegetation trimmer  
A vegetation trimmer with a spool and hub assembly has a cutting filament wound around the spool. The free end of the filament extends through an aperture in the hub into the cutting plane. The...
8151471 Control handle of a bush cutter and a bush cutter therewith  
A control handle included in a bush cutter is provided. A driving controller is switched on so that the cutting blade is driven in an adjusted speed mode at a rotation speed set by a speed...
8146257 Brush cutter  
A brush cutter is provided with fixing pieces projecting outward and opposing each other substantially at a middle position of a slit stretching between both ends of a clamp member. Accordingly, an...
8136333 Lawnmower cutting deck and releasable blade  
A cutting system for a lawnmower or the like includes multiple blade assemblies driven by a motor, each motor independently operable with respect to each other motor. The blade assemblies are...
8127455 Portable implement  
A portable implement is provided that includes a guide rod having a tool element arranged on one end and a motor for driving the tool element arranged on the other end. A holding element for...
8117756 Bush cutter  
A bush cutter for performing weed-cutting operations while suspended from the shoulders of an operator. The bush cutter is provided with an operating rod and an operating handle, which is provided...
8098036 Electric power tool  
An electric power tool is provided that includes a motor as a driving source, a first operation switch, a first semiconductor switch, and a second semiconductor switch. The first operation switch...
8096216 Chain-type flexible cutting edge  
A chain-type flexible cutting edge, particularly for bush-cutter is described, comprising at least one linear connecting and cutting link (3) and at least one toothed connecting and cutting link...
8074363 Rotary knife blade for low friction rotary knife  
A power operated knife comprises a blade supporting structure supporting an annular blade for rotation about a central axis. The blade and blade supporting structure are engagable along bearing...
8069574 Rotary cutter for mower  
A rotary cutter for a mower is described including at least one cord of a predetermined length extending from the cutting head driven for rotation, and at least one fastening element for fixing one...
8069758 Head section for a rotary cutting device  
A head section for a rotary cutting device includes a body portion that includes a blade passage defined between a blade entrance opening and a blade exit opening. A blade fastening mechanism is...
8061042 Mowing head with peripheral members for engagement of the cutting line  
The mowing head (1) comprises: a body (3), which can be engaged to a motor shaft and defines a peripheral edge (3C); at least one member for anchorage (9) of a cutting line (F), with an elastically...
8037611 Rotary knife with blade bushing  
A powered rotary knife includes a handle, a blade housing, an annular blade, and a blade bushing for rotatably mounting the blade within the housing. The blade housing includes an inner groove that...
8028425 Centerless saw device  
The present invention generally pertains to a saw device. More particularly, the present invention relates to a handheld centerless saw. The saw comprises a frame and a pair of driving rollers...
8028424 Cutting head for a brush cutter, edge trimmer or similar  
The invention relates to a cutting head for a brush cutter, edge trimmer or similar, the head being of the type including at least a passageway for a cutting string and a locking element of the...
8025249 Bi-directional trimmer head spool with curved trimmer line guide  
In an embodiment, a spool for a trimmer head has a structure for guiding the trimmer line around a region for a driveshaft. In an embodiment, a component (e.g., a turn knob or a stop) is attached...
8015713 Portable handheld work apparatus  
A portable handheld work apparatus has a housing (2) which has at least one intake opening (20). A drive motor (4) is mounted in the housing (2) and this drive motor drives a fan wheel (9). The fan...
8001694 Fixed line rotary head trimmer with quick friction rotational lock for string trimmer machine  
A trimmer head which receives fixed-length trimmer line segments has a housing with a side wall forming an open end with opposed holes formed therein. The trimmer head receives an insert that is...
7984555 Mower head with protection for a cutting cord  
The mower head (1) includes a body (3) with at least one exit hole (9A) for one end of a cutting cord (F) and includes, adjacent to the exit hole of the cutting cord and on at least one side of...
7979991 Vegetation cutting device  
A trimmer head wherein the driveline of the power tool is connected to a core member. A spool is mounted to the core member and directly driven by the core member. A housing is mounted for axially...
7966736 Grass-cutting head with spiral guide channels for the cutting line  
The grass-cutting head (101) has a body (103) forming a housing for at least one spool of cutting line (F1; F2), provided with at least one outlet hole (111) of an end of the cutting line wound on...
7913401 Three-in one trimmer head  
A three-in-one cutting head for a rotary trimmer usable with discrete lengths of string, flail blades, and fan blades is provided. The present disclosure represents an improvement over presently...
7905024 Drive wheel  
A drive wheel for centerless drive of an annular saw blade of a cutting machine. The drive wheel includes a drive ring having concentrically arranged first and second annular elements, each of...
7891099 Damped guiding unit and portable implement  
A damped guiding unit for a portable implement includes a connection element arranged at one end of a guide rod element, for connection of a tool element for the sawing, cutting and/or scything of...
7886509 Load-responsive energy-saving motor-driven grass mower  
A power-driven grass mower includes an operation division having a grass cutter; a motor division having an electric motor and a power-source division having a battery, wherein the operation...
7882642 Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism  
A trimmer head for use with a length of flexible cutting line in a rotary trimmer comprising a housing operatively connected to the trimmer to effect rotation of the head and a spool for carrying...
7882774 Brushcutter blade  
A brushcutter blade with an undulated peripheral cutting edge, wherein the edge alternates partly circular cutting sections, with partly arcuate, radially recessed cutting sections. Recessed...
7878097 Powered weed trimmer cutting head and method  
A cutting head attached to a powered rotary weed cutting machine has a generally cylindrical structure containing a plurality of cutting blades. The cylindrical structure has upper and lower...
7849775 Scrapbooking tools  
A tool body for use in scrapbooking includes a groove for accepting a plurality of interchangeable tools therein. The tool body may include two or more separate bodies that may be connected...
7836602 Protective shield for a trimmer  
A protective shield for a trimmer having a cutting head that is rotatable about an axis of rotation and supports a cutting thread that rotates about an axis of rotation with the cutting head and...
7827771 Mower with disc-shaped mowing blade  
A mower carried on shoulders or back to be used. A bowl-shaped contact member is disposed under a rotating body driven to rotate around a vertical axis as to be freely rotate around the axis. And,...
7823291 Rotary cutter for mowing machine  
A rotary cutter for a mowing machine includes a cord for mowing grass by rotating, a reel which contains the cord and intermittently rotates to pay out the cord, a case which contains the reel, and...
7805844 Electric bush cutter  
An electric bush cutter includes an electric motor, which rotates a cutting edge through a centrifugal clutch, and an operating unit capable of adjusting rotational speed of the electric motor in...
7797839 Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism  
A trimmer head for a rotary line trimmer including a housing operatively connected to the trimmer and a spool for carrying cutting line thereon. The spool is operatively connected to the housing...
7762002 Trimmer head for use in flexible line rotary trimmers having improved line loading mechanism  
A trimmer head for use in a flexible line rotary trimmer including a housing adapted to be operatively connected to the trimmer to effect rotation of the head and a spool operatively connected to...
7743511 Powered disk preferably with oscillateable, trimmer-line-hook mounts  
A trimmer line, hook disk system forming a line trimmer head (e.g., FIGS. 10 & 10A, 19 & 20) for attaching to a powered, rotational device (FIGS. 11-16) to provide a line filament...
7739800 Combination blower, trimmer and edger for tending vegetation  
An engine is connected to the upper end of a drive shaft housing and a work head with a string trimmer or blower or both is operatively connected to the lower end of the drive shaft housing and is...
7740012 Working tool and machine for sawing and cutting  
Working tool and machine for sawing or cutting, comprising an annular blade (2) intended to be rotated about an axis of rotation, encircling the axis of rotation, the annular blade comprising an...
7665215 Fixed line trimmer head with ease of loading  
A head for string trimmer machines uses fixed length segments of line including at least two line segments. The head includes a generally cylindrically shaped main housing member with at least two...
7646118 Portable power working machine  
A portable power working machine includes a drive unit disposed in a motor housing connected to a proximal end of an operating arm. The drive unit rotates a cutting blade at a distal end of the...
7640668 Quick loading cutting head for a rotary trimmer  
A cutting head for a rotary trimmer is provided. The cutting head of the present disclosure provides a control mechanism for loading a spool member of the cutting head quickly and efficiently...
7627952 Vegetation trimmers  
The present invention provides a vegetation trimmer comprising a cutting head (20) located at one end thereof, a rear handle (60) located at the other end thereof, a motor (10), and a flexible...
7624559 Anti-wrapping trimmer with idle mow ball  
A mower carried on shoulders or back to be used. A bowl-shaped contact member is disposed under a rotating body driven to rotate around a vertical axis as to be freely rotate around the axis. And,...
7614153 Rotary head for garden trimmers, of the type comprising pivoted cutter means  
The rotary head (10) for garden trimmers, of the type with its cutter means (28, 30) pivoted to the head (10), comprises a lower shell (12) and an upper annular shell (14). The lower shell (12) is...
7607232 Vegetation cutting device  
A trimmer head wherein the driveline of the power tool is connected to a core member. A spool is mounted to the core member and directly driven by the core member. A housing is mounted for axially...
7607233 Cutting wire for brush cutters and edge trimmers  
The invention relates to a cutting wire (2) which is designed to trim or cut vegetation and which can be used on rotating head devices, such as brush cutters and edge trimmers. The external surface...
7603782 Universal, trimmer line, hook disk system  
A trimmer line, hook disk system in the form of a line trimmer head (e.g. FIGS. 11 & 11A) as a replacement for attaching to a powered, rotational device to provide a line filament grass cutting...
7594334 Vibration-absorbing coupler and portable brush cutter provided with the vibration-absorbing coupler  
A vibration-absorbing coupler (30A) which is capable of suppressing the torsional vibration of the transmission shaft (7) and also capable of enhancing the durability thereof is disclosed. This...
7587828 Cutting head for a brush cutter, edge trimmer or similar  
A cutting head for a brush cutter, edge trimmer or similar, the head comprises a passageway (112) for a cutter string (300) and at least one curved surface (120) for supporting the string, the...
7584542 Trimmer  
A trimmer comprises a cutting head (1) housing a cutter (5), and an elongate shaft (2) for supporting the cutting head. The cutting head (1) is connected to the shaft (2) by connection means (3)...