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Ryobi North America, Inc. Patents
Assignee:
Ryobi North America, Inc.
Address:
Anderson, SC
No. of patents:
59
Patents:


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Patent Number Title Of Patent Date Issued
D434629 Keyless drill chuck December 5, 2000
D434049 Band saw November 21, 2000
D433909 Keyless drill chuck November 21, 2000
D433903 Cordless stud punch November 21, 2000
D429260 Scroll saw August 8, 2000
D429211 Battery charger August 8, 2000
D428426 Miter saw July 18, 2000
D428320 Driver drill July 18, 2000
D427697 Flashlight July 4, 2000
D426354 Gasoline engine powered blower vac June 6, 2000
D423526 Miter saw April 25, 2000
D423525 Scroll saw April 25, 2000
D423022 Three wheel band saw April 18, 2000
D421883 Cordless electric drill March 28, 2000
D421558 Battery-handle housing assembly for a portable power tool March 14, 2000
D421163 Blower head assembly February 22, 2000
D420879 Handle grip portion of a power tool February 22, 2000
D418525 Radial arm saw January 4, 2000
D418032 Trim saw December 28, 1999
D417044 Blower attachment November 23, 1999
D414499 Engine for an operator-carried power tool September 28, 1999
D377442 T-handle drill January 21, 1997
6367362 Apparatus for punching steel studs April 9, 2002
An apparatus for punching knock-outs out of light gauge steel framing studs used in building construction to form holes of sufficient size to allow building wiring and piping to extend therethrough includes a compact hand held frame (12) having a generally C-shaped frame portion (14). Th
6148523 Line feed mechanism for a line trimmer November 21, 2000
A line trimmer head (10) includes a line feed configuration which facilitates reloading the head (10) with new line without requiring removal of the spool (24) from the housing. Line (18) is sequentially fed first into the housing through a peripheral opening (20) in the housing, thr
6141824 Blower and vacuum device November 7, 2000
A blower nozzle (30) and a vacuum nozzle (40) extending in parallel with each other are connected to a main body (10) housing therein a fan (19) and a motor (20). The main body (10) is provided with a dust bag (50). In a vacuum mode, air is directly sucked from the vacuum nozzle and is
6139411 Disc sander October 31, 2000
A disc sander having a scroll type vane pump embodied in a shroud enclosing the back side of a sanding disc. The inlet ports of the pump are coupled by a manifold to a location adjacent to the front face of the sanding disc at a location where the sanding dust and debris are generated. A
6108914 Fixed line trimmer head August 29, 2000
A line trimmer head assembly having a central hub and a body including an annular disc extending circumferentially radially outward from the central hub to removably receive the length of a uniform cross-section line. The disc member is provided with a pair of openings on the disc periph
6098245 Vacuum cleaner motor assembly August 8, 2000
A motor assembly for use in a vacuum cleaner utilizes a clam-shell type housing having a plurality of shell components that cooperate with each other to define a fan cavity and a motor cavity adjacent to the fan cavity. The housing has a fan cavity inlet and a fan cavity outlet. A fi
6092260 Hand-held blower July 25, 2000
A hand-held blower mechanism includes an elongated housing having an inlet and outlet, and having a nozzle portion at the outlet. A motor is positioned within the housing along a central drive axis which intersects the inlet and the outlet. A centrifugal fan is positioned within the hous
6062960 Orbital tool May 16, 2000
An orbital tool includes a housing, a motor, and an eccentric drive member rotatably driven by the motor shaft. A working member has an input portion engaging an output portion of the eccentric drive member. An annular pivot control member includes an annular central hub cooperating with
6055734 Circular saw with blade viewing window May 2, 2000
A hand held circular saw for a portable circular saw 10 in which a viewing cutout 34 is provided through the housing 12 between an electric motor 14 and a blade guard support member 19. A transparent chip shield 32 is attached to the housing 12 and is pivotable between an operating posit
6047678 Multi-position operator-carried four-cycle engine April 11, 2000
A power tool having a rotary implement driven by a four-cycle engine. The engine crankcase is vented via an axial passageway which extends through at least one cam shaft axial shaft of the crankshaft and cam shaft. The rotating shaft member inhibits the escape of oil when the engine is
6021573 In-line oscillating cam assembly February 8, 2000
An in-line oscillating cam assembly which includes a housing, a cam shaft having a longitudinal axis, and a pair of eccentric drive cams longitudinally spaced apart from each other and mounted on the cam shaft eccentrically out of phase. The pair of drive cams have opposed circumfere
6000836 Portable mixer and mixing blade assembly December 14, 1999
A portable mixer for use for use with an open top mixing container for mixing concrete or the like as having a pair of inboard rotary mixing blades and a pair of outboard mixing blade assemblies mounted on a generally horizontal rotary shaft. The outboard mixing blades are made up of
6000096 Gasoline powered parallel tube blower/vacuum December 14, 1999
Parallel tube type, gasoline powered, blower/vacuums with improved versatility are provided. In one possible feature, a flapper throttle adjacent to the housing for controlling the engine is pivotable from side-to-side with respect to an elongate handle. The elongate handle is suffic
5987758 Quick-change blade clamp November 23, 1999
A toolless blade clamp is disclosed for mounting a saw blade to the drive shaft of a reciprocating saw, such as a jigsaw. The clamp has a housing formed with a channel into which the blade may be inserted and an inclined track along which a roller is movable. The roller is biased by a sp
5969450 Armature assembly with creepage shield October 19, 1999
An armature assembly for use in a motor has an annual creepage shield received on the armature shaft between the bearing and the commutator. The creepage shield has a first face adjacent to the commutator, and a second face adjacent to the bearing. The second face has at least one genera
5950276 Blower and adjustable blower nozzle attachment September 14, 1999
A hand-held blower and adjustable blower nozzle attachment is disclosed for providing a variable rate air flow discharge from the nozzle attachment. The blower includes a housing having a handle, a discharge portion and a motor with an operatively connected impeller within a chamber conn
5947804 Adjustable eccentricity orbital tool September 7, 1999
An orbital sander includes a motor, a housing, and a drive shaft rotatably driven by the motor about a drive axis. A bearing freely rotatable about a bearing axis is disposed eccentrically with respect to the drive axis to define an eccentric offset. A sanding platen is supported by the
5929386 Power cord set for an electric tool July 27, 1999
A power cord set for use in any one of a number of a plurality of different electric tools is provided in order to minimize inventory costs. A power cords set is made up of an electric cord, an electric plug and a strain relief connector assembly having a flexible body with a non-cylindr
5882016 Soft grip keyless chuck assembly March 16, 1999
A chuck assembly for use with a rotary tool includes a chuck mechanism having a plurality of spaced apart jaws. The jaw spacing is adjusted by rotation of an adjustment ring. A sleeve encircles and is affixed to the adjustment ring. A plurality of spaced apart ribs radially extend from t
5881784 Biscuit cutter March 16, 1999
A biscuit cutter is provided for cutting an arcuate slot in the edge surface of a workpiece. The biscuit cutter is made of a base, a drive motor, a rotary cutter blade and an adjustable fence. The base is provided by the first planar surface having an elongated slot through which the
5874794 Method for securing magnets to a permanent magnet motor shell and a motor made therefrom February 23, 1999
A pair of semicylindrical magnet segments are secured against the inner surface of a motor shell of a permanent magnet motor by wedging an elastic locking element into each space between the magnets. Each locking element has an enlarged head portion that extends beyond opposite ends of t
5861694 Field retaining mechanism for a permanent magnet D.C. motor January 19, 1999
A generally T-shaped clip is fit into notches formed in the field shell of a permanent magnet D.C. motor. The clip has a passageway formed through its top surface for receiving a screw or the like to secure the field shell to a surrounding tool housing. The notches have a top portion wit
5860852 Oscillating spindle sander January 19, 1999
An oscillating spindle sander having a spindle rotatably mounted in a cabinet. An external end of the spindle is adapted to receive a sanding drum. An upper cam pulley is fixedly attached to the spindle and a lower cam pulley is rotatably attached to the spindle within the cabinet. The
5856715 Portable electrical power tool having a rare earth permanent magnet motor January 5, 1999
A power tool is provided having a housing with a handle for an operator, a rare earth permanent magnet motor oriented within the housing having a rotary output portion operatively driving an implement. The motor has a relatively high horsepower output for its size enabling the location o
5855234 Router table assembly with microset throat plate January 5, 1999
A router table assembly includes a removable throat plate having a frame with a generally-planar upper surface, and an opening formed in the frame's upper surface. A disc, supported within the opening for rotation about a first axis, includes a through-hole which is sized to permit e
5850922 Shipping and retail display pallet pack December 22, 1998
A shipping and retail display pallet pack having a base adapted to receive one end of the articles to be shipped and displayed mounted on a pallet. The base has a formed seat for each article to be shipped and displayed and retainer walls dividing the interior of the base into a compartm
5845757 Centrifugal clutch December 8, 1998
A centrifugal clutch is provided having a drive member having a rotor and at least one shoe which is radially displaceable as a result of centrifugal force. A clutch drum is oriented coaxially with the drive member having a circular or cylindrical portion for engaging the shoe. The c
5809653 Attachment system for battery powered tool September 22, 1998
A battery powered tool includes a housing adapted to carry a battery. A shaft having first and second ends is connected to the housing at the first end thereof. A first mechanical joint is adapted for rotatably receiving and supporting an attachment. The first mechanical joint is mou
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