Patents Examined by Debra S. Meislin
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Patent number: 8056444Abstract: An automated surface covering removal machine having a handle, a housing, a lever member, a reciprocating cylinder and edge means for providing vertical or near vertical movement of the edge means relative to the surface covering to facilitate removal of the surface covering is disclosed. The surface covering may be shingles, carpeting, linoleum, or any other type of surface covering. The automated surface covering removal machine is lightweight and easy to use and does not exert a debilitating backwards force on the user. The reciprocating cylinder allows for a variable stroke height of the tooth bar allowing for more rapid removal of a surface covering.Type: GrantFiled: October 21, 2008Date of Patent: November 15, 2011Assignee: TBD2, Inc.Inventors: Daniel J. Van Straten, John M. Bastian, Terry S. Bosch
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Patent number: 8051518Abstract: A combination tool is described that has a housing that includes a first side and an opposed second side, a third side and an opposed fourth side. The sides connect together to define the housing. The housing includes a first end portion and an opposed second end portion that define a longitudinal axis. The combination tool includes a razor mechanism that is connected to the housing. The razor mechanism receives and moves a cutting blade between a first position in the cavity and a second position wherein the cutting blade extends through the housing. The housing defines a channel that includes a floor, a first sidewall and a second sidewall. The first sidewall and the second sidewall have first edges that are connected to the floor and second edges that connect to the first side of the housing. The first sidewall includes a first slot and the second sidewall includes an opposed second slot. The first slot and second slot are positioned in fixed spaced relation from the floor and the second edge.Type: GrantFiled: December 26, 2008Date of Patent: November 8, 2011Inventor: Daniel J. Massaro
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Patent number: 8047100Abstract: A tool assembly with a driving tool and a holder assembly. The driving tool has a housing, a motor, an output member and a transmission for rotatably coupling the output member to the motor. The motor and the transmission are housed in the housing. The holder assembly has a leg, which is telescopically coupled to the housing, a fastener guide and an adjustment mechanism. The fastener guide includes a longitudinally extending groove that is configured to support a threaded fastener and a cam that is disposed transverse to the groove. The adjustment mechanism couples the fastener guide to the leg on a side of the leg opposite the housing. The adjustment mechanism is configured to vary a distance between the groove and a rotational axis of the output member.Type: GrantFiled: January 29, 2009Date of Patent: November 1, 2011Assignee: Black & Decker Inc.Inventor: Wade C. King
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Patent number: 8024996Abstract: The invention relates to a hydraulic power wrench comprising a ratchet lever (16) driven by a hydraulic cylinder. According to the invention, said power wrench is provided with a friction brake (20) which operates continuously between the housing (10) and the output shaft (14). In this way, reversed rotations of the output shaft following the individual working strokes are avoided.Type: GrantFiled: March 20, 2007Date of Patent: September 27, 2011Assignee: Wanger Vermögensverwaltungs-GmbH & Co. KGInventors: Paul-Heinz Wagner, Bernd Thelen, Andreas Niemietz, Klaus Rüssmann
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Patent number: 8024998Abstract: Locking pliers for being one-handed adjustable, clampable, and releasable. The locking pliers includes a fixed portion, a movable portion, a first apparatus for moving the movable portion relative to the fixed portion a desired amount in order to clamp a workpiece using only one hand, and a second apparatus for releasing the movable portion from the fixed portion in order to release the workpiece using only the one hand. The movable portion is movably connected to the fixed portion. The first apparatus is operatively connected to the fixed portion. The second apparatus is operatively connected to the movable portion.Type: GrantFiled: February 17, 2009Date of Patent: September 27, 2011Inventor: Pablo D. Valencia
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Patent number: 8020473Abstract: The present invention discloses a handle of a hand tool, which comprises a handle body and grinding members. The grinding member is mounted on the handle body, and the grinding member contains abrasive particles and has at least a grinding face, so that the user can grind the sharp edge of articles straightly by grinding member possessed by the handle. Also the user can easily replace a new grinding member when the old one is out of use. Furthermore, the abrasive particles of grinding members have average diameter being different from each other so as to grind the article to have different fine degrees.Type: GrantFiled: March 12, 2009Date of Patent: September 20, 2011Inventor: Chiung-Chang Tsai
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Patent number: 8011276Abstract: An auger-type corkscrew is housed in a body with an opening for communicating with the cork in a wine bottle or the like. An auger tip is carried in the body and is adapted to be rotated and extended into and rotated and withdrawn out of contact with the cork. The drive mechanism is mounted in the body for rotating and extending and withdrawing the auger tip. A winch-type handle is mounted outside the body and in driving communication with the drive mechanism, whereby rotation of the winch-type handle activates the drive mechanism for rotating and extending and withdrawing the auger tip.Type: GrantFiled: October 20, 2008Date of Patent: September 6, 2011Inventor: Byron Kahrs Varme
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Patent number: 8001871Abstract: A corkscrew (1) with fulcrum moving and acting alternately in two different positions: the first one to screw the worm into the cork; the second one to extract it. The three operations (screwing, extracting and ejecting the cork) take place with a single reciprocating movement of two-lever (12).Type: GrantFiled: June 23, 2006Date of Patent: August 23, 2011Inventor: Ruggero Ferrari
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Patent number: 7997165Abstract: A prior art sucker rod tong is improved to remove a coupling completely from a sucker rod assembly comprising sucker rods joined end to end by couplings. The prior art sucker rod tong has a rotatable jaw assembly and a lower backup wrench adapted to cooperate to unscrew a coupling joining first and second rods, where the coupling remains screwed to the second rod after it is unscrewed from the first rod. The improvement comprises a coupling extractor for unscrewing the coupling from the second rod so that the coupling can be replaced. The coupling extractor comprises a shaft having an extractor end portion on each end of the shaft and a shield around each extractor end portion, wherein the coupling extractor is designed and sized to fit within and to be rotated by the jaw assembly. The extractor end portion engages the inside wall of the coupling to unscrew the coupling from the second rod. The extractor end portion is preferably a tapered, left-handed spiral fluted easy-out extractor.Type: GrantFiled: November 16, 2010Date of Patent: August 16, 2011Inventors: Montie W. Holladay, David W. Ripple
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Patent number: 7992471Abstract: A positioning apparatus for hand tool includes a shank, a driving head, a switch, and a positioning device. The shank has a connecting end having a receiving space and a slot communicated with the receiving space. The driving head has multiple positioning holes. The switch includes a screw. The positioning device is received in the receiving space. The positioning device includes a spring, a pusher, and a base. The base is received in the receiving space. The base has a recess for receiving the spring and the pusher and a slot communicated with the recess. The spring has one end abutting against a bottom of the recess and the other end abutting against the pusher. The screw passes the switch and fastens with the pusher via the slot in the shank and the slot in the base. The pusher selectively engages with one of the multiple positioning holes.Type: GrantFiled: May 24, 2009Date of Patent: August 9, 2011Inventor: Ming-Ching Tsai
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Patent number: 7818843Abstract: A multi-function tool apparatus and system formed from a handle and a utility blade having a structure that facilitates completion of a plurality of functions, thus, reducing the number of ancillary tools required. The handle may include a butt end with a screwdriver in releasable engagement with the handle. The screwdriver can be removed to expose a shaft and several screwdriver bits. The butt end includes a bolt that can be removed to attach and extension pole to allow the apparatus to reach remote areas. The structure of the utility blade allows functions including but not limited to: scraping; putty spreading; caulk stripping; can opening, can closing; roller wiping; cutting; torquing hex nuts on spray guns; nail pulling, nail driving and the like. In other embodiments, other heads may be substituted for the utility blade.Type: GrantFiled: January 30, 2008Date of Patent: October 26, 2010Assignee: Union Rich USA LLCInventors: Terrence P. Kinskey, Matthew G. Williams
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Patent number: 7334506Abstract: A socket includes an inner lining detachably formed in an inner hole within the socket, with the inner lining formed therein with a differentially-sized torque recess including at least a large hexagonal hole defining a large diagonal distance (D1) between two diagonal points of the large hexagonal hole and a small hexagonal hole gradationally contracted inwardly from the large hexagonal hole and defining a small diagonal distance (D2) between two diagonal points of the small hexagonal hole, so that each inner lining may be provided for selectively engaging at least two differently-sized nuts (or bolts) for convenient and economic torquing purpose.Type: GrantFiled: December 6, 2004Date of Patent: February 26, 2008Inventor: David Hui
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Patent number: 7281452Abstract: A wrench having a ratchet head able to vertically and horizontally rotate for 360° includes a tang having a longitudinal slit of predetermined length in the center and a pair of symmetrical prongs integrated with a front end thereof for rotatably engaging with a drum-shaped ratchet head which has a solid rectangular driver on underside and a hexagonal box driver on the top, a handle slidably sleeved on the tang having a small upper through hole for disposing a pressed button and a large lower through hole in an underside a bolt inserted through the lower through hole, the slit and screwed with the press button, a positioning cap fixed within the large lower through hole and biased by a spring therebetween engageable within one of the retaining grooves under the tang.Type: GrantFiled: February 3, 2004Date of Patent: October 16, 2007Inventor: Pi-Hsia Chang
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Patent number: 7269867Abstract: The invention is essentially a tool device which is a combination of components, features and functions, including knife, chisel, scrapper, ruler, depth gage, and straight edge, housed in one easily handled and transported unit.Type: GrantFiled: October 5, 2004Date of Patent: September 18, 2007Inventor: Magnus H. Karlstedt
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Patent number: 7252022Abstract: A multiple socket tool combines two, three, or four socket sizes. The sockets are nested inside each other so the tool can be applied to different sizes of bolts or nuts for tightening and loosening such nuts and bolts without changing sockets. Compression springs and pins allow the inner sockets to depress into the larger socket allowing a user automatically to use the proper size. The tool is be driven by a ratchet wrench or an impact gun by connecting to an aperture within the tool. The multi sockets will consist of numerous standard and metric sizes.Type: GrantFiled: December 31, 1998Date of Patent: August 7, 2007Inventor: Jerry L. Losee
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Patent number: 7178431Abstract: A hand tool includes a work section and a handle section connected to the work section. The handle section has one recess defined in an outer surface thereof so as to receive a spring and a bead. An extendable portion is movably mounted to the handle section and has two dents. The extendable portion is moved relative to the hand portion by receiving the bead in one of the dents so as to have a longer arm of force when using the hand tool.Type: GrantFiled: August 4, 2004Date of Patent: February 20, 2007Inventor: Chih-Ching Hsien
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Patent number: 7165593Abstract: The invention relates to a device for optimizing bead seating (1). According to the invention, a displaceable contact wheel is used to create a tread contact surface (26) between a motor vehicle wheel to be optimized (16) and said contact wheel (2). The contact wheel (2) is pivoted by means of a pivoting receiving element (9), enabling the bead seating to be optimized. In order to ensure a predefinedly high number of vehicle wheels (16) to be optimized, the inventive device for optimizing bead seating (1) is embodied in such a way that the optimization process can be carried out in a fully automated manner.Type: GrantFiled: November 30, 2002Date of Patent: January 23, 2007Assignee: Audi AGInventors: Heinz-Wemner Schmatz, Karl Seyberth
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Patent number: 7150210Abstract: A multi-purpose folding tool including a pair of folding scissors, in which a scissors blade is movable about a pivot shaft, between a stowed position and a deployed position. A rocker is moved by a spring in the tool handle and urges a movable scissors blade toward an open position. In one embodiment two handles are folded about respective scissors blades to house the blades, and four springs hold the handles together with the folded scissors stowed within the handles. Protruding ears overlap and are located along side each other to hold the handles in place with respect to each other during use of screwdriver blades. When the tool is folded it has a smooth outside configuration allowing it to be carried in a pocket without causing undue wear.Type: GrantFiled: November 22, 2005Date of Patent: December 19, 2006Assignee: Leatherman Tool Group, Inc.Inventors: Howard G. Berg, Benjamin C. Rivera
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Patent number: 7146882Abstract: A ratchet wrench includes a handle, which has a head and a bearing portion abutted to the head. The head has a through hole and a receiving portion inside the through hole. A driving member is rotatably mounted inside the through hole of the head by a mounting ring having an outside annular groove and a retainer. A pawl is disposed in the receiving portion and meshed with the driving member. A slider is mounted on the pawl and attached to the bearing portion of the handle and inserted into the outside annular groove of the mounting ring for allowing the slider to move along the outside annular groove of the mounting ring.Type: GrantFiled: August 15, 2005Date of Patent: December 12, 2006Inventor: Chih-Min Chang
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Patent number: 7143669Abstract: A wrench combination includes a wrench and a drive member. An inner protrusion is formed on a polygonal inner periphery of a box end of the wrench. The drive member includes an engaging portion removably mounted in the box end and engaged with the polygonal inner periphery, with an end of the drive member being located outside the box end. The engaging portion includes a retaining section. A retaining member is mounted on the drive member. Each of the retaining section and the retaining member has an outer diameter greater than a diameter of a hole delimited by the inner protrusion. The retaining section and the retaining member respectively abut against two end faces of the inner protrusion to position the drive member. The retaining member is compressible to be smaller than the diameter of the hole delimited by the inner protrusion.Type: GrantFiled: November 1, 2004Date of Patent: December 5, 2006Inventor: Bobby Hu