Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7398712 | Rotary impact tool A rotary impact tool comprises a driving portion; an axial portion; a handle enclosing the axial portion; and an impact portion being pivotally installed to the axial portion and rotatable with respect to the axial portion; wherein the rotatable impact portion cause... | 07/15/2008 |
| 7373860 | Screwdriver T-handle A screwdriver T-handle having an upright stem portion and a top horizontal cross-bar portion, and together they form a letter T shape in both face views thereof. A groove on each of those faces of the handle provides for reception of the user's thumb when the handle... | 05/20/2008 |
| 7350314 | Calibration gauge for hair cutter bladesets A blade calibration gauge for a bladeset for a hair cutter has a moving blade laterally reciprocating relative to a stationary blade, where the moving blade and the stationary blade are adjustable relative to one another in a direction normal to a direction of recip... | 04/01/2008 |
| 7340984 | Multi-functional hand tool A multi-functional hand tool comprises a hand tool body which has a handle; each of two ends of the handle having a connecting unit for connecting various assembly so that the hand tool has various functions. At least one connecting unit is formed with a recess. At ... | 03/11/2008 |
| 7331261 | Crosswise wrench A crosswise wrench includes a prismatic core with a polygonal cross-section, a face plate nut head on one end and a working point on the other end. The wrench also includes three circular grooves and an extended element having face plate nut heads on its ends. The e... | 02/19/2008 |
| 7311018 | Wrench A wrench includes a handle, a joint movably mounted on the handle and a working unit pivotally connected to the joint. The handle pivots relative to the working unit between a first position, where the handle and the working unit extend perpendicular to each other, ... | 12/25/2007 |
| 7305907 | Skateboard tool A multifunction tool according to the present disclosure is formed in a generally “Y” shape to provide leverage and control when the tools included in the first arm or the second arm are employed. The main stem includes a ratchet assembly for a male drive elemen... | 12/11/2007 |
| 7287450 | Tool device having rotatable driving shank A tool device includes a handle and a driving shank having one end engaged into the handle and rotatably attached and coupled to the handle with a pivot shaft for allowing the driving shank to be rotated relative to the handle from a straight position in line with t... | 10/30/2007 |
| 7243578 | Skateboard tool A multifunction tool according to the present disclosure is formed in a generally “Y” shape to provide leverage and control when the tools included in the first arm or the second arm are employed. The main stem includes a ratchet assembly for a male drive elemen... | 07/17/2007 |
| 7243577 | Lug wrench having ratchet assembly in the socket head A lug wrench includes a ratchet-type assembly in at least one end of the wrench whereby lug nuts can be turned in the manner of a lug wrench and a ratchet-type wrench. The ratchet mechanism can be set to lock clockwise movement, counterclockwise movement or both dir... | 07/17/2007 |
| 7228766 | Detachable cross wrench A detachable cross wrench includes a primary bar and a secondary bar. The primary bar has a thickening middle portion being formed at the center thereof. A turning handle is mounted on the other end of the primary bar. A lateral through hole is formed in the thicken... | 06/12/2007 |
| 7216569 | Screwdriver handle A screwdriver handle comprises a base portion; a pair of arms pivotally connected to the base portion; a locking sleeve mounted around the base portion and adapted to engage the pair of arms; a spring member mounted around the base portion and adapted to engage the ... | 05/15/2007 |
| 7186067 | Fastener with attached pivotable handle The fastener includes a shaft having a first end and a second end, the first end of the shaft includes a threaded portion. A head is connected to the second end of the shaft and a flange extends radially outward from the head. A handle is connected to the head and t... | 03/06/2007 |
| 7182000 | Adaptable hand tool A flexible adaptable hand tool to facilitate access in constricted areas. It includes a working tool element engaging the bolt or other device to be manipulated, and a varying set of extension bar elements adapted to be removably affixed to the working tool element ... | 02/27/2007 |
| 7174808 | Hand tool An apparatus for locking the head of a hand tool to the handle of the tool. The apparatus generally includes a tapered handle with one or more groove cut into the handle at the tool end of the handle. The grooves are then filled with a compressible material. The hea... | 02/13/2007 |
| 7168344 | Antenna wrench on a key chain A wrench assembly is mounted on a key ring, which keeps the wrench readily available for use in removing a vehicle antenna for washing the vehicle or reattaching the antenna after the vehicle. The wrench also protects the antenna mount by being temporarily attached ... | 01/30/2007 |
| 7156002 | Tool shaft and tool bit arrangement A tool shaft and tool bit arrangement is disclosed to include a hollow shaft, which has a hexagonal through hole through the two ends to accommodate a number of tool bits in a line, a locating block held down by a clamp in a radial through hole near the front end of... | 01/02/2007 |
| 7131357 | Universal golf spike removal tool The golf spike removal tool includes a primary shank with opposite proximal and distal ends. A handle is secured to the proximal end of the primary shank and projections extend from the distal end of the primary shank for engaging apertures in a golf spike. A supple... | 11/07/2006 |
| 7096758 | Tool for removing automobile gas cap and for holding gas-filling nozzle open A tool for removing a gas cap from the gas-receiving tube of a vehicle. ... | 08/29/2006 |
| 7093524 | Screwdriver structure A screwdriver structure includes a handle having a projecting section at rear end, a circumference of the projecting section being formed with a predetermined number of holes extending into the interior of the projecting section; a stem disposed at front end of the ... | 08/22/2006 |
| 7082863 | Socket adapter A socket adapter includes a main body, a movable member, an elongated rod, a ball, and an elastic member. Thus, the socket adapter is mounted on a socket to provide a torque on the socket so as to rotate the socket. In addition, the socket adapter is mounted on and ... | 08/01/2006 |
| 7080580 | Lug wrench A lug wrench having a nut-receiving socket on a shank, and a crossbar joined to the shank to extend transversely, e.g. perpendicularly, thereto. The lug wrench may include a wedge or a second socket joined to the shank. First and second handle members are joined to ... | 07/25/2006 |
| 7077031 | Multiple lug nut removal tool A multiple lug nut removal tool includes an air gun that includes a cylindrical housing having a front end. A cover is mounted over the front end. A drive axle is mounted within the housing. A primary gear is attached to the drive axle. A plurality of secondary axle... | 07/18/2006 |
| 7040200 | Driving tool having irrotatable bars A driving tool includes a driving head with a passage defined therethrough so that a bar movably extends through the passage. A driving protrusion extends from a bottom end of the driving head and a top hole is defined through a top of the driving head. A positionin... | 05/09/2006 |
| 7007574 | Grip structure for a pressure-based tool with sleeve A grip structure for a pressure-based tool has a main body, a grip, an operating rod, a flexible part, and a pressure block. The pressure block and operating rod are assembled in a groove of the main body. A bottom of the pressure block and a surface in the groove o... | 03/07/2006 |
| 6996886 | Method of making a torque tool handle A torque tool handle for releasably holding a driven shank, such as a screwdriver bit. The handle is elongated and has an opening with a sleeve therein carrying a detent and an actuator which is slidable on the sleeve for alternate locking and release of the detent ... | 02/14/2006 |
| 6997654 | Tapping tool for use with drill press A tapping device is configured to be used within a drill press or lathe or other device capable of holding a cylindrical object. The tapping device has an upper projection for being axially fixed in, for example, a drill press. The remainder of the body of the tappi... | 02/14/2006 |
| 6938521 | Elongated ratchet handle The inventions disclosed an elongated ratchet handle suitable for accepting detachable arm extensions. A ratchet mechanism is secured within an elongated body. The ratchet mechanism has an actuator movably positioned on its top side and a drive post depending from i... | 09/06/2005 |
| 6922870 | Torque magnifying handle for driving tool A handle which is sized for gripping and for holding a drive tool wherein the drive-tool handle can be alternately positioned in the body of the handle for achieving varying amounts of torque. As assembly involving the handle and the drive tool. ... | 08/02/2005 |
| 6901827 | Quick-release socket adapter for T-shape socket wrench A quick-release socket adapter for a T-shape socket wrench is capable of overcoming the inconveniences caused in operation by the excessive tight or loose engagements of the conventional T-shape socket wrench with a socket, which is an integral structure composed of... | 06/07/2005 |
| 6851340 | Screwdriver assembly A screwdriver assembly includes a handle, a shank mounted on the handle and having a fork-shaped first end formed with two opposite pivot ears and an opening located between the two opposite pivot cars, and a screwdriver head pivotally mounted in the opening of the ... | 02/08/2005 |
| 6807883 | Torque tool handle for releasable shank A torque tool handle for releasably holding a driven shank, such as a screwdriver bit. The handle is elongated and has an opening with a sleeve therein carrying a detent and an actuator which is slidable on the sleeve for alternate locking and release of the detent ... | 10/26/2004 |
| 6711975 | Fore end wrench A fore end wrench for removing a locking nut from a slide action of a pump action shotgun. The fore end wrench includes a body member being designed for being inserted into the locking nut of the slide action of the shotgun. The body member is designed for supportin... | 03/30/2004 |
| 6698317 | Multi-purpose plumbing tool A multi-purpose plumbing tool includes first and second tubular sockets. A first end portion of each of the tubular sockets has four notches therein, extending inward from a first end of the tubular socket and spaced from each other on 90° centers, for r... | 03/02/2004 |
| 6662688 | Lug wrench The present invention relates to an improved lug wrench. In one embodiment, the lug wrench includes a first arm connected to a mounting member, two foldable arms connected to the first arm, and a fourth detachable arm capable of attaching to the mounting ... | 12/16/2003 |
| 6640672 | Screwdriver A screwdriver includes a handle, a ratchet socket, a rotary linkage and a cap. The handle has a channel inside to accommodate the rotary linkage with one end inserted with the ratchet socket and a screwdriver socket. The rotary linkage includes a linkage,... | 11/04/2003 |
| 6564680 | Hand-manipulated torque tool A hand manipulated torque tool, such as a screwdriver, having two handle portions pivotal between two modes of a straight relationship and a right angle relationship which forms a T-handled tool. A lock mechanism is operative between the handle portions t... | 05/20/2003 |
| 6510766 | Hex wrench storage member A hex wrench storage member includes a tubular body that has a recess defined in the body and communicating with an outer periphery of the body at a first opening and communicating with an end of the body at a second opening. The recess is defined by seve... | 01/28/2003 |
| 6397709 | Handtool with rotatable arms This invention is a handtool having an elongated member and two arms rotatably attached to an end of the elongated member. The elongated member is adapted to hold a bit at an its end. The first arm can be rotated about its fixed point to a position that i... | 06/04/2002 |
| 6378402 | Hand tool The present invention is generally directed to a hand held tool having a handle chassis with a first end, a second end, and a bore extending axially between the first and second ends. A sleeve having a first end, a second end, as well as a drive aperture ... | 04/30/2002 |
