Did You Know...
...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 8117951 | Double flex wrench A wrench having a main body defines a first end, an opposite second end, and an axis extending therebetween. A handle body defines a first end, an opposite second end, and an axis extending therebetween, wherein the handle body first end is pivotally coupled to the ... | 02/21/2012 |
| 7987749 | Wrench with a rotatable head A wrench with a rotatable head comprises a handle and a head, which are connected via a first and a second ends. The first end includes an upper and a lower lugs. A first toothed hole is formed in the upper lug; a hole is formed in the lower lug. A second toothed ho... | 08/02/2011 |
| 7975575 | Positioning device for rotary wrench A rotary wrench includes a handle having a clamping portion with two arms. Each arm includes a holding portion having a hole. At least one of the holding portions includes a positioning section. Two axles are respectively formed on two sides of a head and rotatably ... | 07/12/2011 |
| 7942082 | Crankable hand wrench A crankable hand wrench includes an elongated main handle having opposite end portions, opposite faces extending between the opposite end portions, and a slot in the main handle nearer to one than the other of the opposite end portions, a wrench head attached to and... | 05/17/2011 |
| 7866235 | Multi-angle tool handle A multi-angle tool handle including a handle device, a connecting device and a locking unit adapted for connecting an interconnecting element to the handle device. The locking unit is moveable between a first position and a second position. When the locking unit is ... | 01/11/2011 |
| 7743685 | Ratchet wrench A ratchet wrench includes a handle having two spaced pivoting walls, two through holes respectively formed through the pivoting walls, and an inner threaded section provided at one of the through holes with a length shorter than the total length of the through hole.... | 06/29/2010 |
| 7735399 | Clamping and cutting apparatus with adjustable head A device having an adjustable handle and head is provided, and the device comprises: a pair of handles having opposing top and bottom ends, the top end of each of the handles having a U-shaped component; a head comprising a first and second component, each of the co... | 06/15/2010 |
| 7698972 | Multi-angle tool handle A multi-angle tool handle includes a handle device including a compartment longitudinally formed therein, and a through-hole formed thereon and in communication with the compartment. An embedding portion is defined in the compartment. A interconnecting element is di... | 04/20/2010 |
| 7591208 | Multi-coupling adjustable tools Adjustable tools which may be linked through a plurality of couplings connected by links so that the tool and the handle and the links are rotatable relative to each other in a released condition and locked relative to each other in a locked position. The tool, the ... | 09/22/2009 |
| 7520199 | Indexable pry tool and splined coupling arrangement therefor An indexable tool includes a handle having a first prong formed with a first splined orifice and a second prong formed with a second splined orifice. An indexable body has a third splined orifice aligned with the first and second splined orifices. A splined coupling... | 04/21/2009 |
| 7509893 | Locking device for locking pivotable head of hand tool A hand tool locking device for a hand tool includes a switch member having a shank which is rotatably inserted in a recess defined in the head of the hand tool and the shank includes a convex and curved surface and a flat surface. A pawl and a spring are received in... | 03/31/2009 |
| 7461575 | Spark plug wrench for confined spaces A spark plug installation and removal wrench comprising a short socket with a handle pivotally attached to the socket, forming a compact assembly that can access spark plugs in tight spaces. The socket may be rotated on the pivot axis to slip over the spark plug and... | 12/09/2008 |
| 7434496 | Screwdriver handle A screwdriver handle includes first and second handle parts each having an end face with a pivotal coupling portion. The second handle part is pivotable between two positions relative to the first handle part such that the screwdriver handle is switchable between an... | 10/14/2008 |
| 7424839 | Wrench A wrench has a body, a head and at least one pivotal device. The body has two arms separately formed on a distal end of the body and a mounting recess formed between the two arms. Each arm has a hole defined through the arm. The head is rotatably and replaceably mou... | 09/16/2008 |
| 7415911 | Adjustable tools Adjustable tools which may be linked through a coupling so that the tool and the handle are rotatable relative to each other in a released condition and locked relative to each other in a locked position. The tool and the handle may thus be adjusted to have the tool... | 08/26/2008 |
| 7401538 | F figure wrench This invention relates to an F figure wrench that comprises a holding rod, a moving part, a turning rod and a driving part. At one end of the holding rod, a concavity is made and two lugs are implemented; the concavity is made as a guide hole to accommodate the movi... | 07/22/2008 |
| 7398713 | Quick release mechanism for tools such as socket wrenches A tool of the type having a drive stud for receiving and releasing a tool attachment includes an opening in the drive stud and a locking pin movably mounted in the opening. The opening defines first and second ends, and the first end of the opening is located at a p... | 07/15/2008 |
| 7398710 | Rotary positioning structure of a ratchet screwdriver The present invention provides rotary positioning structure of the ratchet screwdriver. The rotary positioning structure includes two radial grooves, penetrating radially between the body of the ratchet screwdriver and the central axle hole. There are two -shaped sn... | 07/15/2008 |
| 7367249 | Quick release device of a socket wrench A quick release device of a socket wrench has a press rod and a push rod disposed in a socket plug so that the push rod can press against the press rod and the press rod can be pushed and returned toward either side. Thus, a locking steel ball can be tightly pressed... | 05/06/2008 |
| 7363839 | Driving tool having rotatable coupling A driving tool includes a tool stem having a non-circular spatial engaging member and having one or more flat surfaces, a tool shank having a non-circular socket opening and having one or more curved surfaces for pivotally receiving the spatial engaging member of th... | 04/29/2008 |
| 7364133 | Tool for pulling nails and other protrusions A pulling tool for pulling nails, screws, rivets, pegs, or other protrusions includes a jaw which may be opened to receive the head of the protrusion. The jaw is then at least partially closed against the protrusion, and when the handle of the tool is pulled, the ja... | 04/29/2008 |
| 7347127 | Screwdriver handle A screwdriver handle includes a first handle part and a second handle part. An axle is formed on an end face of the first handle part and includes two receptacles each receiving a positioning member. The second handle part includes an end face pivotally connected to... | 03/25/2008 |
| 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 |
| 7328635 | Screwdriver handle A screwdriver handle includes a first handle part and a second handle part. A first pivotal coupling portion is formed on an end face of the first handle part and includes two receptacles each receiving a positioning member. The second handle part includes an end fa... | 02/12/2008 |
| 7318366 | Locking flex-head ratchet wrench A ratcheting tool including a handle formed with an integral yoke at a first end and a tool head coupled to the yoke at a pivot. The tool head has a toothed hub facing rearwardly of the pivot and into the yoke. A locking spool is rotatably carried in the yoke adjace... | 01/15/2008 |
| 7302876 | Bi-sectional wrench A wrench includes a lever with teeth formed on the wall of a space defined therein. A handle includes teeth formed on the wall of a space defined therein. A toothed wheel is movable in the spaces between a first position where the teeth of the toothed wheel are enga... | 12/04/2007 |
| 7303028 | Adjustable handle for a power tool The present invention relates to a power tool comprising: a housing and a handle engaged with the housing, wherein the rear portion of the housing is provided with an arcuate track. The handle is provided with an engaging portion which is engageable with the arcuate... | 12/04/2007 |
| 7299723 | Connectors for a wrench assembly Connectors capable of connecting socket and/or ratchet elements in a wrench assembly in such a manner that a nut- or bolt-engaging member at one end of the assembly is disposed at a selected position or orientation with respect to a handle at the opposite end of the... | 11/27/2007 |
| 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 |
| 7281452 | Wrench having a ratchet head able to vertically and horizontally rotate for 360° 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 dr... | 10/16/2007 |
| 7278338 | Control device for ratchet wrench A ratchet wrench includes a head having an engaging portion for mounting an object and a through hole which includes an engaging inner periphery and a smooth inner periphery, and is closed by a bottom plate with a central hole. A movable member is movably received i... | 10/09/2007 |
| 7269881 | Variable alignment handle A handle for attachment to a rotational shaft, the handle comprising a lever handle, for attachment to the rotational shaft for aiding application of torque to the shaft, and an alignment boss, separate from the lever handle, for attaching the lever handle to the sh... | 09/18/2007 |
| 7267606 | Angle retaining assembly of a hand tool An angle retaining assembly of a hand tool comprises a handle; a head having at least one screw hole for receiving at least one resisting element; when the resisting element screws into the screw hole; a front end of the resisting element protrudes out to be in cont... | 09/11/2007 |
| 7263902 | Replaceable electronic spanner A replaceable electronic spanner comprises a spanner body; at least one electronic device being installed to the spanner body; each electronic device being installed with a display; at least one end of the spanner body being formed with an inserting opening; one sid... | 09/04/2007 |
| 7261022 | Insertion type hand tool An insertion type hand tool comprises a tool body having a handle and a connecting portion extended from the handle; the connecting portion having a combining groove; a driving portion having an engaging end corresponding to the connecting portion; at least one side... | 08/28/2007 |
| 7246545 | Bi-sectional wrench A bi-sectional wrench includes a lever, a handle and a toothed wheel. The lever includes a space defined therein and a plurality of teeth formed on the wall of the space. The handle includes a space defined therein and a plurality of teeth formed on the wall of the ... | 07/24/2007 |
| 7246544 | Rotary wrench A rotary wrench including a working head and a handle. The handle has two arms defining a holding space in which the working head is installed. The two arms are respectively formed with a first thread hole and a second thread hole with different spiral directions an... | 07/24/2007 |
| 7246543 | Multi-function adjustable wrench A multiple function adjustable wrench comprising: a shank 18 having a first end 16 with a fixed jaw 12, a adjustable jaw 10, and a adjusting screw 14. The adjusting screw 14 moves the adjustable jaw 10 toward and away... | 07/24/2007 |
| 7237463 | Bendable wrench A bendable wrench includes a handle, a head and a pivot. The handle includes a first ear formed thereon, a second ear formed thereon and a plurality of teeth formed on an internal side of the second ear. The head includes an ear and a plurality of teeth formed on an... | 07/03/2007 |
| 7234372 | Reversible ratcheting tool with a smaller head and improved driving torque A ratcheting tool includes a handle and a head with a compartment. A drive member includes a first end extended beyond the compartment, a second end extended beyond the compartment, and a gear wheel formed between the first end and the second end. The gear wheel is ... | 06/26/2007 |
