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| Number | Title | Issue Date |
| 7421772 | Ratcheting driver with pivoting pawls and method of arranging same A ratcheting driver for rotationally driving a piece and having a handle and pivotal pawls engageable with a driven gear and being capable of ratcheting and driving in both rotational directions. A cap is rotatable relative to said handle and it has a web for pivoti... | 09/09/2008 |
| 7331258 | Tire-assembly spanner A tire-assembly spanner which comprises a hollow handle installed with a bending tube portion at one end thereof; another end of the handle being installed with a holding portion; an engaging element installed to one end of the resisting portion far away from the ha... | 02/19/2008 |
| 7311186 | Ratchet tool having increased driving torque A ratchet tool includes a barrel rotatably engaged into a cartridge and having a gear, two pawls slidably received in the cartridge and each having a base plane and a side plane and two or more teeth biased to engage with the gear of the barrel, and a control ferrul... | 12/25/2007 |
| 7290470 | Multi-bit driver with rotatable sleeve A rotary tool includes a tool holder, a reversible bit, and an outer rotatable sleeve. The tool holder includes a socket and a shank. The socket includes an opening extending rearwardly from an end thereof. The shank is integral with and extends rearwardly from the ... | 11/06/2007 |
| 7290465 | Ratchet driver and method of making same A ratcheting driver configured to rotationally drive an item or work piece is provided. The driver includes a handle and pivotal pawls engageable with a driven gear and capable of ratcheting and driving in both rotational directions. The handle and pawls have mating... | 11/06/2007 |
| 7287448 | Reversible high-torque screwdriver A screwdriver includes a handle, a first body having an end securely mounted in the handle, a second body rotatably mounted in the first body, a ratcheting mechanism slidably mounted in a receiving section in the other end of the first body, and a switch member pivo... | 10/30/2007 |
| 7284464 | Oil drain plug wrench An oil drain plug wrench is provided to enable a user to more easily remove and install an oil drain plug. The wrench includes a rotor with two cavities on opposite sides of a rotor. When either of the cavities engages a workpiece, the wrench is capable of applying ... | 10/23/2007 |
| 7262385 | Material processing device A device for material processing, such as welding, joining, cutting, inspecting and the like, includes an energy beam source and one or more energy beam transfer devices. The one or more transfer devices may direct an energy beam at one or more predetermined locatio... | 08/28/2007 |
| 7237460 | Biasing arrangement for a pawl of a reversible ratchet-type wrench A reversible ratchet-type wrench includes a handle and a head extended from the handle and having a hole. A web is defined between the handle and the head, and a cavity is defined in the web and communicated with the hole. The web further includes a compartment havi... | 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 |
| 7222557 | Ratcheting tool driver A ratcheting tool driver has a handle and a ratcheting body that includes a plurality of recesses for receiving a plurality of pawls having teeth formed thereon. A cover is axially secured to the ratcheting body and rotates relative to the body over a limited distan... | 05/29/2007 |
| 7207243 | Clutch type screwdriver A screwdriver includes a clutch mechanism, a handle mounted on a first end of the clutch mechanism, and a replaceable screwdriver tip mounted on a second end of the clutch mechanism. The clutch mechanism includes a mounting seat, an annular sleeve, a positioning mem... | 04/24/2007 |
| 7185565 | Screwdriver having a ratchet mechanism A screwdriver having a ratchet mechanism includes a tool sleeve, a handle, a first detent, a first elastic element, a second detent, a second elastic element, and a switch assembly. The tool sleeve is provided with a ratchet head formed with ratchet teeth. The handl... | 03/06/2007 |
| 7181997 | Ratchet screwdriver and method of making same A ratchet screwdriver and method of making same wherein there is a handle and there is a ratchet gear and pawls inside the handle. An adjuster is inside the handle and is movable by a tool extending into the handle for positioning the adjuster relative to the gear a... | 02/27/2007 |
| 7174810 | Selective one-way tool A selective one-way tool includes a handle, a transmission positioned in the slot, a bit-engaging element installed on the handle and a mode-switching ring rotationally installed on the handle. The handle includes a mandrel defining a slot. The transmission includes... | 02/13/2007 |
| 7168342 | Ratchet screwdriver with actuator cap and method A ratchet screwdriver having a base assembly including a handle and an insert, and having a can rotatable on the base assembly, and there is pawl mechanism which is controlled by the cap. There is an intervening member in the form of a detent to serve as a stop for ... | 01/30/2007 |
| 7137320 | Ratcheting tool driver A ratcheting tool driver has a handle and a ratcheting body that includes a plurality of recesses for receiving a plurality of pawls having teeth formed thereon. A cover is axially secured to the ratcheting body and rotates relative to the body over a limited distan... | 11/21/2006 |
| 7121168 | Bit-driving apparatus A bit-driving apparatus is provided between a handle and a bit. The bit-driving apparatus includes a hollow shaft and a bit receiver. The hollow shaft includes a first section for connection with the handle and a second section. The bit receiver includes a first spa... | 10/17/2006 |
| 7107876 | Ratchet type screwdriver A screwdriver includes a body, a ratchet wheel, two pawl members, two elastic members, a cover, and a catch plate. Thus, the cover can be removed from the body, so that the user can inspect and adjust connection between the pawl members and the ratchet wheel, thereb... | 09/19/2006 |
| 7066054 | Ratchet wrench A ratchet wrench includes a base connected to a handle and a cylindrical top on the base has two recesses for receiving two pawls therein. Each recess includes a hole in an inner bottom thereof so that the two pawls are pivotably inserted in the two holes by their r... | 06/27/2006 |
| 7055411 | Ratchet coupling means for a driving tool An improvement in ratchet coupling means of a driving tool includes a driving member inserted into a handle and covered by a control ring, a ratchet ring and a circular cap, a pair of springs biase the checking blocks in the driving member each having teeth on the s... | 06/06/2006 |
| 7036400 | Wrench A wrench includes a wrench body having a ring portion and a handle portion. A retainer that holds a plurality of wedge members is disposed inside the ring portion. Wedge guide grooves are formed on the inner circumferential surface of the ring portion. Each of the w... | 05/02/2006 |
| 7036399 | Ratchet screwdriver with actuator cap and method A ratchet screwdriver having a base assembly including a handle and an insert, and having a cap rotatable on the base assembly, and there is pawl mechanism which is controlled by the cap. There is an intervening member in the form of a detent to serve as a stop for ... | 05/02/2006 |
| 7036398 | Ratchet opener A ratchet opener comprises a rod body; a ratchet device having a seat; a top surface of the seat having two axial grooves; each groove being installed with a spring and a ratchet block; an adjusting sheet placed above the seat; and a ratchet sheet being installed ab... | 05/02/2006 |
| 7028587 | Ratchet tool A ratchet tool comprising a handle, a cartridge attached to the handle, a barrel rotatably received in the cartridge and having a gear and having a non-circular engaging hole, and one or more driving stems each having a non-circular end segment selectively engaged w... | 04/18/2006 |
| 7017453 | Reversible ratchet-type wrench A wrench includes a handle, a head extending from the handle and having a hole for rotatably receiving a drive member, and a web defined between the handle and the head. The web includes a side and a compartment communicated with the hole of the head. An opening is ... | 03/28/2006 |
| 7013769 | Torque adjustable screw driver A torque adjustable screw driver includes a handle and a shank connected to an end of the handle. Two disks are mounted to the shank and each have an inclined end surface. The two respective inclined end surfaces contact each other and one of which includes protrusi... | 03/21/2006 |
| 6997084 | Ratcheting driver with pivoting pawls and method of arranging same A ratcheting driver for rotationally driving a piece and having a handle and pivotal pawls engageable with a driven gear and being capable of ratcheting and driving in both rotational directions. A cap is rotatable relative to said handle and it has a web for pivoti... | 02/14/2006 |
| 6976409 | Selective one-way bit-driving apparatus A selective one-way bit-driving apparatus includes a shaft for connection with a handle, a bit receiver including a plurality of teeth formed on an internal face, two one-way drivers pivotally connected with the shaft and each formed with a plurality of teeth for en... | 12/20/2005 |
| 6971286 | Ratcheting wrench with quick tightening/loosening functions and fine adjusting functions A ratcheting wrench includes a handle, a head extending from an end of the handle and having a hole communicated with a compartment in the end of the handle, a drive member rotatably mounted in the hole of the head, and a ratcheting mechanism. The drive member inclu... | 12/06/2005 |
| 6971284 | Compact ratchet wrench with adjustable jaws The ratchet wrench of this invention includes a jaw adjustment assembly connected with a jaw and gear assembly carried by a wrench head. Components of the jaw adjustment assembly include a scroll plate inside a cap operated by a jaw adjustment disk located above the... | 12/06/2005 |
| 6951154 | Ratchet socket tool A socket tool includes a handle and a socket is movably mounted to one of two ends of the handle. A groove and a plurality of notches are defined in the outer periphery of the end of the handle. The socket has two passages defined through a wall of the socket and an... | 10/04/2005 |
| 6945141 | Reversible ratchet type wrench A reversible ratchet type wrench includes a handle and a box end extending from an end of the handle and having a hole. A compartment is defined in a peripheral wall defining the hole of the box end and communicated with the hole. A receiving hole extends from a sid... | 09/20/2005 |
| 6935211 | Ratchet tool having improved driving shank A ratchet tool includes a seat rotatably secured to a housing and having a number of teeth, a driving stem is engaged in the seat and has an engaging hole to receive a tool member, two pawls are slidably engaged in the housing and biased to engage with the teeth of ... | 08/30/2005 |
| 6928903 | Bidirectional ratchet wrench with a ratchet assembly The bi-directional wrench with a ratchet assembly can be used in small space. It includes a handle, a base attached pivotally to the handle, a rotating device mounted on the base and a bi-directional device engaged with the rotating device. The bi-directional wrench... | 08/16/2005 |
| 6925912 | Operating device for a screwdriver A operating device for a screwdriver includes a body partially secured in a handle of the screwdriver, a barrel partially and pivotally received in the body and a controller pivotally mounted on the body for controlling an operated direction of the operating device.... | 08/09/2005 |
| 6918323 | Reversible ratcheting tool with improved pawl A ratcheting tool includes a body and a gear disposed in the body. The gear defines a plurality of teeth on a circumference of the gear so that the gear teeth define a first arc having a first radius. A pawl is disposed in the body so that the pawl is movable latera... | 07/19/2005 |
| 6912934 | Ratchet screwdriver A ratchet screwdriver has a body and a driving portion. The body has a handle, a shank integrally formed on the handle, a post with a non-circular periphery pivoted with the shank and a head formed on the post. The driving portion has a spring mounted on the post, a... | 07/05/2005 |
| 6792830 | Unidirectional ratchet wrench A ratchet wrench is provided which includes a handle having a head on the handle, a rotatable gear disposed in the head and having ratchet teeth, and a pivotable pawl engaged with the gear to allow ratcheting rotation of the gear in a first direction and prevent rat... | 09/21/2004 |
| 6698314 | Air brake slack adjusting tool An air brake slack adjusting tool for pushing in the locking collar on a slack adjuster bolt. The air brake slack adjusting tool includes a first elongate member having a handle portion and a slack adjuster portion; and also includes a second elongate mem... | 03/02/2004 |
