Handles And Blade Connections Patents (Class 30/340)
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Patent number: 7784189Abstract: Disclosed is a knife comprising a housing (11) with a blade fixture (12) which can be moved translationally in the longitudinal direction (x) of the housing within a receiving duct (A) of the housing (11). The blade fixture (12) accommodates the knife blade (13) between a first blade contact surface (38) and a second blade contact surface (31) in a closed position while an operator's attachment (14) is assigned to the base (G) and/or the blade locking mechanism (19) in order to translationally move the blade fixture (12). The operator's attachment (14) is retained on the base (G) outside the blade locking mechanism (19).Type: GrantFiled: October 10, 2006Date of Patent: August 31, 2010Assignee: Martor KGInventor: Gudula Polei
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Patent number: 7774944Abstract: An adaptor for attaching new, worn or broken blades to reciprocating saws. The adaptor has a slot wide enough to accommodate the working portion of the blade and includes a clamping member to clamp the blade in the slot. Since the blades are slightly flexible, the slot has a height slightly greater than the thickness of the blade, and the clamping member, such as a threaded member with a rounded end, will clamp and hold the blade by forcing it downwardly into a recess while forcing the edges of the blade upwardly into the upper shoulders of the slot. The adapter is provided with a tongue that allows the adapter to fit most, if not all, presently available saws.Type: GrantFiled: December 23, 2005Date of Patent: August 17, 2010Inventor: Donald Wagenbach
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Publication number: 20100186238Abstract: An electric heated knife assembly is disclosed. The electric heated knife assembly includes an electric heated knife and a corresponding stand while the electric heated knife consists of a metal blade with high resistance, a blade holding part, a handle and a rechargeable battery inside the handle. A switch and two contacting points for charging are arranged on front end of the handle. The stand is for setting and storage of the electric heated knife and is connected to an external power source by a wire with a plug. Two electrically conductive contacts corresponding to two contact points for charging on front end of the handle are set on surface with an insertion hole of the stand. Without being used, the electric heated knife is set on the stand and is charged according to users needs. When in use, press a switch on the handle so that the metal blade is heated by the power of the rechargeable battery.Type: ApplicationFiled: September 21, 2007Publication date: July 29, 2010Inventor: Men-Tzon Shih
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Patent number: 7752760Abstract: A portable, hand-operated trimmer has a head module that is removably connected to a power control module. The head module has a power head enclosing an electric motor that is operatively connected to a trimming blade. The power head is selectably settable in a plurality of angular positions with respect to a head support, including a neutral position representing 0 degree rotation, 45 degree flexion and dorsiflexion positions, and 90 degree flexion and dorsiflexion positions. The power head also encloses a stator cartridge that is connected to the housing of the power head by a plurality of fastening members. The head support rotates about the stator cartridge and is engaged by way of a movable engagement pin that is received within a selected recess defined in the stator cartridge. The power head housing and stator cartridge further define molded sockets to receive corresponding pivot arms of the head support. An O-ring is disposed about one of the pivot arms to dampen free rotation.Type: GrantFiled: June 30, 2005Date of Patent: July 13, 2010Assignee: Black & Decker, Inc.Inventors: Ashok Samuel Baskar, Wallis Alsruhe, Jason Busschaert, Kevin W. Covell, Wade C. King
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Publication number: 20100152755Abstract: The present invention relates to a reusable metal blade handle. More particularly, the present invention relates to a reusable metal blade scalpel handle with safety features provided therein which are also usable across a wide range of blades. In particular, the present invention has application for reusable metal surgical scalpels, providing the facility of a uniform handle type across a variety of blade types.Type: ApplicationFiled: March 31, 2006Publication date: June 17, 2010Inventors: Pankaj Kehr, Klaus Ruettgers
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Patent number: 7726030Abstract: Double handle knives and attachments to convert a knife to a double handle knife are described with secondary handles able to form an angle of 45 degrees (+ or ?15) degrees between the long axis of the secondary handle and the long axis of the blade in a plane at about right angles to the plane of the blade. Embodiments describe fixed and rotatable means of attachment of the secondary handle to the blade. Embodiments further describe reversible and permanent means of attachment of the secondary handle. The placement of the secondary handle at the angle described allows for the optimal positioning of the hands for both controlling an assisting with the cutting of foods and other items.Type: GrantFiled: December 4, 2007Date of Patent: June 1, 2010Inventor: Brian William Hayes
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Patent number: 7716841Abstract: A removing tool for car-window edge strips includes a grip, a linking rod, a protective disc and a tool set. The protective disc is positioned between the grip and the linking rod, and the linking rod has a flat insert groove diametrically formed vertically for the tool set to insert therein and kept tight by screws. The protective disc can protect hands of a user from getting hurt during removing operation. The flat insert groove of the linking rod can be used for combining different tool sets for removing car-window edge strips and dried glue attached with the edge strips with convenience and quickness.Type: GrantFiled: November 30, 2007Date of Patent: May 18, 2010Inventor: Hsin Fa Kang
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Patent number: 7676930Abstract: An improvement for a dual handle fighting knife having interlocking handles when in open position and multiple spring blades stabilization in open and closed position. The handle blade spring engagement provides for a safe, straight-forward interlocking blade position and spacing of said cutting edge engagement with said handle when in closed position.Type: GrantFiled: June 12, 2007Date of Patent: March 16, 2010Assignee: Cold SteelInventor: Andrew Demko
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Publication number: 20100011593Abstract: The invention provides bayonet or survival knife 100 that insulates the user from electric shock. With the insulated bayonet or knife, the user can safely cut a wire regardless of whether the wire is electrified or not. As a further improvement, the invention provides the soldier with an indicator to warn the soldier or user that the wire that is being cut is also electrified. In one of its embodiments the invention provides a voltage indicator circuit that includes, in series, blade 102 and hand guard 104 of bayonet or knife 100, resistor 106, light bulb 108 such as a neon bulb, and electrical thumb terminal 110 embedded in insulating handle 112. Metal blade 102 and metal butt or bayonet latch 114 on the end of handle 112 are electrically isolated from each other by insulating extension rod 116.Type: ApplicationFiled: May 27, 2005Publication date: January 21, 2010Inventors: Nick Trbovich, JR., Kathlyn Susan Green
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Patent number: 7647704Abstract: A surgical blade includes a handle with a recess sized to receive the proximal end of a blade assembly. The recess includes a notch as well as opposed facing distal ridges designed to engage elevated surfaces in the blade assembly to maintain the blade assembly and handle assembled. The blade assembly includes a blade portion and a fitting having a protrusion sized to be received in the proximal notch of the recess in the handle when the blade portion is assembled to the handle. The fitting also includes side faces having opposed elevated surfaces obliquely disposed so that they are engaged by the distal ridges within the handle recess. The fitting also includes an upwardly extending catch that engages a distal surface on the handle to assist in locking the blade assembly to the handle. The recess of the handle includes inner tapered surfaces.Type: GrantFiled: December 30, 2005Date of Patent: January 19, 2010Inventor: Thomas D. Petersen
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Patent number: 7647702Abstract: A utility knife for use with a replaceable flat blade, has an elongated housing having a longitudinally extending guide open at the front end, a longitudinally extending and transversely open slot, and a longitudinally extending holding face directed transversely opposite to the stop. A blade holder having a seat for the blade is slidable in the housing between a front use position forwardly bearing on a longitudinally displaceable stop and with the blade projecting longitudinally forwardly from the guide past the front end and a rear storage position with the blade wholly contained in the housing rearward of the front end and the holder out of engagement with the stop. The stop can be secured in any of a plurality of longitudinally offset positions in the housing to adjust the front position of the blade.Type: GrantFiled: November 28, 2006Date of Patent: January 19, 2010Assignee: Martor KGInventor: Gudula Polei
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Patent number: 7634858Abstract: A folding knife having a finger guard extension mounted to the handle portion that is operatively configured to be positioned in a stored position when the knife is in a closed orientation. The finger guard is adapted to be withdrawn from the handle in an extended position when the blade is in an open position where in one form the finger guard is adapted to open the blade when a force is applied thereto.Type: GrantFiled: February 15, 2008Date of Patent: December 22, 2009Assignee: SOG Specialty Knives & Tools, Inc.Inventor: Spencer Frazer
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Patent number: 7603780Abstract: In one form, a tool may include a handle, a head having a planar lower surface and at least one side face inclined at an acute included angle relative to the lower surface, and a mount interconnecting the handle and head. The mount may have at least one connection feature permitting pivoted movement of the handle relative to the head to permit changes in the angle of the handle relative to the head.Type: GrantFiled: July 3, 2008Date of Patent: October 20, 2009Inventors: George L. Oikarinen, Scott F. Zenner
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Patent number: 7596871Abstract: A cold knife (10) has a handle (12) within which a receiver bore (34) extends longitudinally. A split collet (38) is slidably mounted within the bore (34) and is configured to receive within a shank groove (40), at any desired longitudinal position therein, the shank (14a) of a cutting blade (14). Because the shank (14a) may thus be selectively positioned relative to split collet (38), cutting blade (14) may be positioned in infinitesimally small increments at a desired degree of extension relative to the cold knife (10). Terminal end (14c) of cutting blade (14) may thus be positioned anywhere from and between extreme positions (P1 and P3) when shank (14a) is clamped within split collet (38) by locking lever (22) moving split collet (38) to place the nose portion (38c) thereof into compressed engagement with reduced-diameter stop portion (34c) of the receiver bore (34).Type: GrantFiled: August 27, 2004Date of Patent: October 6, 2009Assignee: A.N. Designs, Inc.Inventor: Robert J. Nilsson
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Patent number: 7574806Abstract: An adjustment structure of garden shears, which utilizes an aligning lever disposed on the outer surface of an outer tube to support a protruding block; because the protruding block can be fitted into a trough on the outer surface of the inner tube and become secured, the inner tube and the outer tube become fastened together as a result. Moreover, a marked unit is disposed where said inner tube and outer tube are joined, thereby allowing the invention to have a structurally simple handle that can be aligned effectively, which in turn allows users to grasp the precision in the movement between said inner tube and outer tube.Type: GrantFiled: October 10, 2006Date of Patent: August 18, 2009Inventor: Kuang-Pin Wang
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Publication number: 20090199414Abstract: A cactus cleaning tool comprising a handle and a cleaning section at one end of the handle for safely, quickly and easily cleaning a section of cactus. The cleaning section has a body member with a proximal end at the handle and a distal end outwardly disposed from the handle. The handle is angled upward relative to the body member. The tool has a scooping tip with an edge configured to allow the user to scoop out thorns. The tool has a slicing section with a slot defining a pair of longitudinally disposed sharpened cutting edges for removing the cactus skin. The top of the body member is open. The tool has a outwardly disposed tapper near its distal end to allow the user to tap the tool against a hard surface and dislodge cactus debris stuck on the tool. The tool is particularly useful for cleaning mission cactus.Type: ApplicationFiled: April 6, 2009Publication date: August 13, 2009Inventor: Henry Ramos
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Patent number: 7565747Abstract: A double-edged utility knife for carpet installers, roofers, glaziers and sheet rock workers has a two-part handle. The handle clamps a detachable reversible double-edged blade at a transverse angulated position with respect thereto. Vertical cuts can be made in tight corners without applying excessive force. The transversely angulated knife blade affords access permitting vertical cuts in tight corners. During cutting the user's hands are displaced from the cutting line, and kept from being inline with the cutting blades. Operation-induced injuries are virtually eliminated. The double edge blade is provided with a geometry especially well suited for wallboard, roofing, carpet cutting/glue scraping and glazier use.Type: GrantFiled: February 13, 2006Date of Patent: July 28, 2009Inventors: Noel C. Cobb, Edward Bilenski
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Publication number: 20090178268Abstract: A cutting tool and its method for manufacture involves a blade member having an extension. Together, the blade member and extension are die cut from sheet metal and a cutting edge is then formed adjacent the extension. A metal or plastic handle is formed with a slit, and the blade member is positioned in the slit to leave the cutting edge exposed between the extension and the handle. The blade member is then secured to the handle.Type: ApplicationFiled: January 16, 2008Publication date: July 16, 2009Inventor: Anthony J. Domenico
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Publication number: 20090178284Abstract: An eating utensil (10) includes a telescoping handle (12) and a head (14) in the form of an eating implement such as a spoon head (16). The handle (12) includes first, second, and third members (18, 20, 22) that are joined for telescopic motion relative to each other along a longitudinal axis (24 between an extended state and a retracted state, with the member (22) carrying the head (14) between the extended state and the retracted state.Type: ApplicationFiled: January 11, 2008Publication date: July 16, 2009Inventor: Marvin Lane
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Publication number: 20090151172Abstract: Double handle knives and attachments to convert a knife to a double handle knife are described with secondary handles able to form an angle (a) between about 20 to 70 degrees between the long axis of the secondary handle and the long axis of the blade in a plane at about right angles to the blade. Embodiments describe fixed, rotatable, and indexable means for the angle of attachment of the secondary handle to the blade. Embodiments further describe reversible and permanent means of attachment. The placement of the secondary handle at the angle described allows for the optimal positioning of the hands for both controlling and assisting with the cutting of foods and other items.Type: ApplicationFiled: February 19, 2009Publication date: June 18, 2009Inventor: Brian William Hayes
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Publication number: 20090019709Abstract: A utensil having a handle portion, a utensil portion, and a connector. The handle portion having a dual design consisting of a first surface with a first decorative handle design and a second surface with a second decorative handle design. The utensil portion has an upper surface and a lower surface. The connecter attaches the handle portion to the utensil portion, such that the connector allows the first and second decorative handle designs to vary relative to the upper surface and the lower surface of the utensil portion.Type: ApplicationFiled: April 4, 2008Publication date: January 22, 2009Inventors: Michael Earl Fisher, Michael Peter Hernandez, Adam Zachary
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Publication number: 20080276468Abstract: A knife intended for cutting in food, especially meat, such as for slaughtering or cutting into pieces, has a knife blade (8) of steel provided with an edge and a handle (11) receiving the rod (10) thereof. The handle bears, at least in the region (12) adjoining to the part (9) of the blade provided with the edge, surrounding and against the rod (10) of the blade through a first material able to adhere intimately to the steel of the blade and thereby tightening connection.Type: ApplicationFiled: September 30, 2004Publication date: November 13, 2008Applicant: MORA OF SWEDENInventor: Tore Norling
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Publication number: 20080276467Abstract: The cutting apparatus includes a blade with a cutting edge. The blade includes at least two blade elements integrated in a surface of a first face of the blade, and adjacent elements are configured so as to overlap each other for a pre-determined area having a longitudinal axis substantially perpendicular to a line tangential to the cutting edge.Type: ApplicationFiled: May 10, 2007Publication date: November 13, 2008Inventor: Jordan Schmidt
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Publication number: 20080256807Abstract: An ergonomic training utensil for teaching a user to self feed includes a handle and at least one food accommodating means extending from at least one end of the handle. In a first embodiment, the training utensil has an arc shape when viewed from top and bottom and the handle has a center section which has a transverse cross-section which is one of bulbous or lobular. In a second embodiment, the handle is a parallelogram and is one of a rhombus or a rectangle, and has a center section having a transverse cross-section which has an S-shaped. Ergonomic utility is provided by the arc shape of the utensil and by the bulbous or lobular transverse cross-section of the handle of the first embodiment, and by the S-shape of the transverse cross-section of the second embodiment.Type: ApplicationFiled: April 12, 2008Publication date: October 23, 2008Inventor: Kimberly Maria Kirkup
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Publication number: 20080250655Abstract: A knife includes a blade, and a handle. The handle includes a first wire form that is substantially U-shaped and is attached at only one end of the first wire form to the blade, and also includes a second wire form that is attached at only one end of the second wire form to the blade. The first wire form and the second wire form are substantially parallel elements of the single handle.Type: ApplicationFiled: April 14, 2008Publication date: October 16, 2008Inventor: David Cook
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Patent number: 7409767Abstract: According to one aspect of the present invention, a razor handle includes a first handle and a removable cap. The first handle portion includes a first molded portion, a second molded portion, and a cavity. A removable cap includes a first molded cap portion and a second molded cap portion. The second molded cap portion forms a sealing ring on the removable cap. The removable cap is selectively detachable to the first handle portion. The sealing ring, when the removable cap is attached to the first handle portion, forms a seal between the removable cap and the first handle portion, preventing water from entering the cavity during normal shaving. Preferably, the first molded cap portion and the first molded portion of the first handle portion are formed simultaneously. Likewise, the second molded cap portion and the second molded portion of the first handle portion are preferably formed simultaneously.Type: GrantFiled: April 5, 2006Date of Patent: August 12, 2008Assignee: Eveready Battery Company, Inc.Inventors: David Dombrowski, Armin Bartschi
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Publication number: 20080155839Abstract: A cutting tool comprising: a blade portion having a cutting edge and a body portion; wherein the blade portion is made at least in part of a composite material comprising an amorphous metal alloy forming a substantially continuous matrix, and a second ductile metal phase embedded in the matrix and formed in situ in the matrix by crystallization from a molten alloy.Type: ApplicationFiled: December 21, 2007Publication date: July 3, 2008Inventor: Mark C. Anderson
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Patent number: 7308763Abstract: A sealant cutting tool including a handle defining a blade slot. Also included is a clamping bolt having a clamp axis transverse the blade slot, which clamping bolt is threadably engaged with the handle. In addition, a “T” pull is operatively associated with the clamping bolt so that rotation of the “T” pull around the clamp axis causes a distal end of the clamping bolt to move relative to the blade slot. The sealant cutting tool may include a blade received in the blade slot in operative association with the clamping bolt. In addition, the “T” pull may include an engagement head operatively associated with a proximal end of the clamping bolt. The clamping bolt may include a noncylindrical shoulder received through a mating, noncircular opening formed in the engagement head. Thus, the noncircular opening may be selectively engaged with the noncylindrical shoulder, allowing the “T” pull to be selectively engaged or disengaged from the clamping bolt.Type: GrantFiled: April 8, 2005Date of Patent: December 18, 2007Assignee: Patents Holding CompanyInventor: Michael J Glodowski
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Patent number: 7228632Abstract: A cutlery implement includes a blade, a tang and a handle. An insignia or making is located on an end surface of the handle facing away from the blade, the insignia indicating the type of blade attached to the handle. The blade and tang are part of a single piece of forged metal. The tang extends substantially the entire length of the handle and includes a surface visible from the top of the handle.Type: GrantFiled: May 31, 2002Date of Patent: June 12, 2007Assignee: Calphalon CorporationInventors: Scott Fedor, Paul Angelo Logiudice, Brian Demers, Ryan Williams
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Patent number: 7225544Abstract: The ice axe for mountaineering includes a head, a shaft, and an anatomical grip having one free end and an end secured to the shaft. The grip defines a handling zone of the ice axe and includes an adjusting member for adjusting the length of the handling zone. The adjustment member includes an adjustment end-piece arranged at the free end of the grip. The handling zone is bounded by the adjustment end-piece and by a protuberance of the grip at its end secured to the shaft. The adjustment end-piece is mounted on and pivoted around a rotation pin. The free end of the grip includes a plurality of notches operating in conjunction with a plurality of grooves of the adjustment end-piece and corresponding to different positions of the adjustment end-piece.Type: GrantFiled: October 13, 2004Date of Patent: June 5, 2007Assignee: ZedelInventor: Paul Petzl
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Patent number: 7216432Abstract: A culinary implement is disclosed that includes a handle, an attachment arm, and a rotatable head portion. The handle has an elongate configuration, and the attachment arm extends beyond an end of the handle. The attachment arm incorporates a first part of an attachment mechanism that is located proximal an end of the attachment arm. The head portion incorporates a second part of the attachment mechanism. The second part is joinable with the first part to secure the head portion to the attachment arm, and the second part is separable from the first part to detach the head portion from the attachment arm. When the head portion is detached, one of a plurality of alternate head portions may be secured to the attachment arm.Type: GrantFiled: February 27, 2004Date of Patent: May 15, 2007Inventor: Michael A. Poteet
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Patent number: 7204957Abstract: A handle-sheath may be molded for of a flexible material and may be shaped and dimensioned so as to be stretched over a conventional handle, thereby permitting the sheath to be conveniently removed and replaced. An internal flushing mechanism is preferably provided for sanitizing the interior of the sheath without requiring the sheath to be removed from the handle. The handle sheath may be molded from a tear-resistant, soft touch, elastic polymer such as thermoplastic elastomer (otherwise known as “TPE”). The interior may be provided with inwardly facing support studs and/or channel walls which define a plurality of individual-contact areas between the sheath and the handle, each of which providing a respective localized intimate contact area for frictionally securing the sheath to the handle, and at the same time defining channels which facilitate the maintenance of a sanitary condition between the handle sheath and the underlying structure, as will be described in more detail hereinafter.Type: GrantFiled: June 30, 2005Date of Patent: April 17, 2007Inventor: Jason Grant Tozer
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Patent number: 7204026Abstract: An adjustable reciprocating saw has the ability to adjust the orientation of the saw blade in relation to the rest of the tool. The saw blade can pivot about two transverse axes, one parallel with and one perpendicular to the reciprocating motion axis of the saw blade. The portions of the saw's housing which rotate relative to one another are attached with a rotating joint comprising a pin and groove design. Rotation locks selectively prevent rotation of the saw blade about each axis. The rotation locks can be released through simply depressing buttons on the saw. A rear internal bearing increases the durability and decreases the size of the saw. A keyless adjustable shoe is mounted to the saw.Type: GrantFiled: April 8, 2002Date of Patent: April 17, 2007Assignee: Black & Decker, Inc.Inventors: Alan Gene Phillips, John Walter Schnell, John Michael Beville, Jeffrey F. Schmitz
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Patent number: 7204025Abstract: The invention relates to a hand-operated tool with handle (1) with a handle section (2) on the user side and with a foot section (3) arranged on the bottom side of the handle section (2) and with a detachable one-piece upper handle shell (8) that covers at least substantially the handle section (2) on the user side and the foot section (3) on the bottom or ground side.Type: GrantFiled: December 11, 2003Date of Patent: April 17, 2007Assignee: Dolmar GmbHInventors: Carsten Ziegs, Johannes Lügger
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Patent number: 7178248Abstract: A power tool (10) comprises a main body (12) having a motor driven tool (24) extending from a first front end of the main body, and has a first handle (18) integrally formed on the main body to be remote from this front end. A second support handle (20) is pivotally mounted on the tool body (12) to be pivotally displaceable about a pivot axis (34) so as to be displaceable from a first position in which a grip (22) of the support handle is disposed forwards of the first handle (18), to a second position wherein the grip member (22) is disposed rearwardly of the first handle (18). Also disclosed is the use of restraining means engageable between the support handle (20) and the main body (12) for releasably restraining the handle in either of the first or second positions.Type: GrantFiled: June 17, 2003Date of Patent: February 20, 2007Assignee: Black & Decker Inc.Inventor: Gareth Richards
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Patent number: 7174639Abstract: A vegetation cutting machine has a tubular operation rod, a motor mounted to an end of the operation rod, a drive shaft extending through the operation rod and driven by the motor, a cutting tool provided at a distal end of the operation rod to undergo rotation with the drive shaft, a handle mounted on the operation rod, and a pair of handgrips provided on distal ends of the handle. Each of a pair of fastener members traverses the handle and a respective one of the handgrips for fixedly mounting the respective handgrip to the handle at a point located substantially at a center of gravity of a sum of a mass of the respective handgrip and a mass of a portion of the handle extending between the fixing point and a respective one of the distal ends of the handle, such that the fastener members of the respective handgrips are located at positions of the handle at which vibrations transmitted to the handle from the motor through the operation rod are minimized.Type: GrantFiled: May 3, 2005Date of Patent: February 13, 2007Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Makoto Warashina, Hiroaki Uchitani, Hideshi Sasaki
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Patent number: 7162802Abstract: A hand tool is formed of a handle and a removable tool part . The tool has a protruding section and a first magnet at the end of the protruding section. The handle has a bore with a second magnet. The tool is assembled by inserting the protruding section into the bore so that the first magnet contacts the second magnet. Ramps are provided on the tool part and handle; the tool is disassemble by rotating the tool part relative to the handle. Thanks to the ramps, the magnets are separated : the tool part and the handle may then be pulled apart.Type: GrantFiled: May 2, 2003Date of Patent: January 16, 2007Inventors: Anne-Laure Benardeau, Jean Grenier
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Patent number: 7146738Abstract: A hole-puncher having a roller module with knife protrusions and a mold module roller which are pivotally mounted to mouth sections of the hole-puncher. The knife protrusion roller module is provided with knife head protrusions of various sizes and at least a punching protrusion, and the mold module roller is provided with a plurality of knife mold seats and at least a chopping block. The knife mold seats are provided with protrusions, thereby holes can be punched by rotating the knife roller corresponding to the knife mold seat or the chopping block.Type: GrantFiled: January 26, 2005Date of Patent: December 12, 2006Inventor: Chiu-Hsia Yu
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Patent number: 7131982Abstract: An improved dental scalpel provides a convenient possibility to make accurate surgical operations into oral cavity with the extraordinary access to the different oral cavity areas. An improved dental scalpel includes a coupling device, a handle comprising an opening in the coupling portion of the handle including an inner thread along handle main axis, and a blade portion comprising a blade holder including the coupling portion at the handle side of the blade holder and a blade on another side of the blade holder.Type: GrantFiled: January 20, 2005Date of Patent: November 7, 2006Inventor: Armen Karapetyan
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Patent number: 7121006Abstract: An art design knife that provides for enhanced manual gripping stability and safety comprised of a front cover, a rear cover, a hatch, a magazine feed spring, a blade transport component, and a blade magazine. In addition to blade replacement convenience, the blade magazine contains a quantity of spare blades to thereby increase art design knife utility and, furthermore, enhance the industrial practical value of art design knife structures.Type: GrantFiled: November 22, 2004Date of Patent: October 17, 2006Inventor: Fu-Cheng Sun
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Patent number: 7093366Abstract: A tool guide enables the earth or other surfaces to support the weight of a portable tool without using wheels or casters while providing a unique combination of adjustments positioning portable tools such as hedge trimmers to trim hedges or shrubs accurately. A first set of telescoping tubes is hinge coupled to one end of a second set of telescoping tubes. The other end of the second set of telescoping tubes rests and pivots upon the earth providing weight support and unique arc and rotational adjustment for the portable tool. The portable tool is mounted onto one end of a first set of telescoping tubes with a tool to handle adapter. An electrical cord is inserted through a portable tool handle extension and connects to the portable tool. A locking adjustment on the second set of telescoping tubes controls height adjustment.Type: GrantFiled: May 14, 2004Date of Patent: August 22, 2006Inventor: William Edward Black
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Patent number: 7013533Abstract: A grip for a cycle includes a cylindrical liner extending along a liner axis between a first and a second end. The cylindrical liner has at least two elongate slots extending axially along a lengthwise portion of the cylindrical liner, each elongate slot overlapping a lengthwise part of another elongate slot, the overlapping elongate slots being radially offset. An over molding overlies a lengthwise of the cylindrical liner. The elongate slots are preferably disposed in a first set of at least two elongate slots extending along a first axial line in the liner and a second set of at least two elongate slots extending along a second axial line in the liner. The first and second axial lines are radially offset and the first set of elongate slots overlaps the second set of elongate slots. A first elongate slot may intercept a first end of the cylindrical liner. A compression member is provided in operative association with a circumference of an axial segment of the cylindrical liner.Type: GrantFiled: October 3, 2003Date of Patent: March 21, 2006Assignee: SRAM CorporationInventor: Wayne R. Lumpkin
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Patent number: 6983542Abstract: A plastic cutlery item, fabricated primarily from a plastic material, such as polystyrene, having a metallic coating that imparts to this cutlery item the appearance of metal cutlery or silverware. The plastic cutlery or tableware items are molded using traditional injection molding techniques, and subjected to a vacuum metallizing process in an individualized non-contiguous manner, where a thin metallic layer is deposited on at least one of their surfaces. The resultant items simulate the appearance of solid metal cutlery or tableware. In the most preferred embodiment of the invention the plastic cutlery or tableware items are molded from a light-transmitting grade of Polystyrene resin and are coated with a thin stainless steel layer through vacuum sputtering deposition on only one of the surfaces.Type: GrantFiled: August 26, 2002Date of Patent: January 10, 2006Assignee: Waddington North America, Inc.Inventors: Ashish K. Mithal, David Gordon, Raymond Chan, Thomas E. Ellsworth, William A. Gallop
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Patent number: 6915580Abstract: A razor handle assembly having a telescoping extension body portion with a loop-handle at one end and a gripping portion at the opposite end, the gripping portion is detachably connected to the handle of a typical shaving razor.Type: GrantFiled: October 3, 2003Date of Patent: July 12, 2005Inventor: Lisa L. Dassel
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Patent number: 6848183Abstract: A locking mechanism is coupled to a distal end of the butterfly knife for securing the butterfly knife in an open position and in a closed position. The locking mechanism has a movable magnetic component coupled to a distal end of the first handle component. The magnetic component is magnetically coupled to a metallic surface of the second handle component to lock the butterfly knife. At least one spring device is movably coupled to the magnetic component. The spring device is used for moving the magnetic component in a downward manner to free the magnetic component from the metallic surface of the second handle component to unlock the butterfly knife.Type: GrantFiled: April 5, 2004Date of Patent: February 1, 2005Inventor: Adam M. Lemisch
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Publication number: 20040231170Abstract: A reciprocating saw. The reciprocating saw includes a reciprocable spindle for supporting a saw blade for reciprocating sawing movement, a body housing a motor and a drive mechanism driven by the motor, the drive mechanism being operably connected to the spindle for causing reciprocation of the spindle, the body having a forward end supporting the spindle and a rearward end, and a hand grip connected to the rearward end of the body, the hand grip being supported for movement relative to the body. Preferably, the hand grip is pivotable relative to the body.Type: ApplicationFiled: March 9, 2004Publication date: November 25, 2004Inventors: Roger Dean Neitzell, David Brian Griep, Thomas Paul James, Thomas R. Bednar
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Publication number: 20040226175Abstract: A utility knife having a handle and a blade holder movably mounted on the handle for movement from an unfolded position to a folded position. The handle has a space adapted to receive the blade holder when the blade holder is in its folded position. The blade holder has a blade holder mechanism thereon and a finger support. The handle also has a blade storage compartment.Type: ApplicationFiled: May 14, 2004Publication date: November 18, 2004Applicant: Great Neck Saw Manufacturers, Inc.Inventor: Qiu Jian Ping
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Patent number: 6802764Abstract: A power tool comprising a drive shaft for driving a tool, a recess at a free end of the drive shaft, and a detachable securement flange having a securement section on a side facing the drive shaft is disclosed. The securement section is form-fitted for insertion into the recess of the drive shaft and comprises a flange section on the opposite side, wherein the tool comprises a respective securement opening which is adapted to the shape of the securement section of the securement flange for form-fit securement of the securement opening of the tool to the securement section.Type: GrantFiled: October 16, 2002Date of Patent: October 12, 2004Assignee: C & E. Fein GmbH & Co. KGInventor: Hansjoerg Besch
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Publication number: 20040187322Abstract: A power tool, such as a reciprocating saw. The power tool generally includes a spindle for supporting a tool element, a body defining a pivot axis and housing a motor and a drive mechanism driven by the motor, the drive mechanism driving the spindle, the body having a forward end supporting the spindle and a rearward end, and a grip connected to the rearward end of the body for pivoting movement about the pivot axis. The power tool may include a locking assembly for locking the grip in a pivoted position relative to the body and a switch assembly at least partially supported on the grip. The switch assembly is preferably inoperable when the locking assembly is in an unlocked condition, and the locking assembly preferably cannot be moved to the unlocked condition when the switch assembly is in an operating condition.Type: ApplicationFiled: June 3, 2003Publication date: September 30, 2004Inventors: Thomas Bednar, Thomas Paul James, Roger Dean Neitzell, Troy Charles Thorson
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Patent number: 6782626Abstract: A fixed blade knife or bayonet having integral blade and tang portions and a handle having a cavity extending therethrough from distal to proximal ends. A slot is formed in the tang, extending from an open end at the terminal end of the tang to a closed end, with a narrower slot portion extending from the open end and adjoining a wider portion which extends to the closed end of the slot. A nut having a threaded bore is formed with a first cross dimension slightly smaller than the width of the wider slot portion and a second cross dimension, larger than and perpendicular to the first cross dimension. The nut is inserted laterally into the wider slot portion and the tang, with the nut carried therein, is inserted into the handle cavity, which has a cross sectional outline corresponding to that of the combined tang and nut. A screw is inserted into the bore which forms a portion of the cavity extending into the proximal end of the handle.Type: GrantFiled: January 6, 2004Date of Patent: August 31, 2004Assignee: Camillus Cutlery Co.Inventor: Philip W. Gibbs