Matches 1 - 50 out of 72 1 2 >


Match Document Document Title
8176817 Tool coupling structure  
A tool coupling structure comprises a first post member including a fitting end disposed on one end thereof and a polygonal cavity mounted on another end thereof; the cavity including a hole formed...
8151671 Tool adaptor  
The tool adaptor of the present invention includes a first work piece, a second work piece and a block element. The work pieces are pivoted with each other. The block element is sleeved on the...
8117950 Extension shaft for holding a tool for rotary driven motion  
An extension shaft for holding a tool for rotary motion of the tool includes a first end adapted to cooperate with a chuck of a handheld instrument and a second end including a tool holder for...
8104382 Universal joint  
A universal joint includes a coupling member having an end for coupling with a tool. A body includes a rounded base pivotably mounted to the other end of the coupling member. The body further...
8096212 Two-section tool joint  
A two-section tool joint comprises a first rod, an engaging element, a second rod and a limiting element. The two-section tool joint utilizes an elastic engaging structure to obtain an engaging...
8047103 Universal joint with coupling mechanism for detachably engaging tool attachments  
A universal joint includes first and second parts interconnected by a coupling element, and a coupling mechanism for detachably engaging tool attachments such as sockets. The disclosed coupling...
8001873 Universal joint capable of replacing different tool sets  
A universal joint comprises a tool set including a driving portion secured on one end thereof and a spherical member fixed on another end thereof; a base including a receiving chamber disposed on...
7966915 Extensive device for tool  
An extensive device is disclosed to connect a bit to a handle of a tool. The extensive device includes a rod, a polygonal sphere, a socket and a retaining element. The polygonal sphere is connected...
7942426 Pivotal/rigid accessories for power and hand tools  
A driving tool assembly includes a drive component adapted to be connected to a power tool or hand tool. A driven component is pivotally connected to the drive component and is adapted to receive a...
7726919 Resurfacing machine tool  
A machine tool includes a driver, a tool holder, and a locking device in the form of, for example, an alignment collar. In use, the machine tool carries a tool, such as a surface refinishing bit,...
7481136 Tool device for driving various tool members  
A tool device includes a shaft having a noncircular socket opening for slidably and tiltably receiving a three-dimensional engaging member of a tool member for allowing the tool member to be tilted...
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...
7278342 Tool connecting device  
A tool connecting device includes a tool mount having a non-circular socket opening for receiving a non-circular spatial engaging member of a tool shank to allow the tool shank to be selectively...
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...
7117769 Socket wrench  
A socket wrench is provided which performs the functions heretofore carried out by two separate wrenches. To this end, the present invention provides a wrench where each end thereof selectively...
7104165 Swing head structure of wrench with two kinds of torque output  
A swing head structure of a wrench with two kinds of torque output includes a head part and a handle pivotally coupled together by a shaft, the wrench can also be used as a ratchet wrench or can...
7018298 Pivotal driving tool assembly  
A pivotal driving tool includes a socket having a non-circular cavity formed by three or more planer side walls, and having an inner retaining ring. A mandrel includes a driving shank having a...
6976411 Extension tool having anchoring device  
An extension tool includes a shaft having an annular groove and an orifice and an aperture formed in a front portion, to receive a retaining ring and a ball and an insert. A stem is slidably...
6952986 Flexible socket extension  
A flexible socket extension includes two connectors disposed in two ends of a flexible housing, and a number of torque transmitting elements received in the flexible housing and coupled between the...
6886430 Combination ratchet/breaker bar wrench  
Apparatus and methods for applying torque to a socket wrench are disclosed. The apparatus comprising a handle, a ratchet head, the handle and the ratchet head pivotally joined to one another, a...
6752048 Quick rotation wrench having an angle adjustment structure  
A quick rotation wrench includes a driving portion, a wrench body, and an angle adjustment structure. The angle adjustment structure includes a control knob, two pawl members, two positioning...
6729211 Ball socket driver bit  
A ball socket driver bit that includes a ball portion and a shank portion. The ball portion has a ball portion cross section; the ball portion cross section perpendicular to the bit axis is...
6575062 Accommodating head for a tool with an actuating tip  
An accommodating head for a tool which has an actuating tip and is intended for turning fastening elements, the tool having a drive element and an output element, it being possible for a torque to...
6490955 Screwdriver shank with a universal joint  
A screwdriver includes a handle including a seat, a shank having a first end in universal joint with the seat and a second end engaged with a tool bit, and an elastic element for retaining the...
6412373 Operating tool having shanks turnable relative to one another  
An operating tool includes a plurality of pivotally connected shanks which are turnable relative to one another.
6390927 Spring loaded U-joint with spring retaining surface  
An improved universal joint device for socket wrenches. The improved device is constructed with non-slip spring retaining surfaces on the handle and socket portions of the device for receiving the...
6386074 Articulated screwdriver  
An articulated screwdriver has a handle and a shank secured on the handle. The shank has a ball-end formed at a free end thereof, and an outer thread formed on an outer periphery close to the free...
6352394 Flex drive tool  
The present invention provides for a readily exchangeable flex tool for machining a workpiece. The flex tool includes a driver and an tool carrying body. The driver is coupled to the tool carrying...
6287206 Limited angle universal joint  
A univesal joint, block and pin type, in which a carefully designed and sized center section will limit angulation of the joint at any angle desired up to, but not including an angle which will...
6267681 Socket wrench device  
An improved universal joint device for socket wrenches. The improved device is constructed with exposed friction bearing surface portions on the handle and socket portions of the device for...
6145416 Drive tool equipped with a locking mechanism  
A tool includes an adapter for coupling to a rotary element such as a screwing/unscrewing socket. The adapter is equipped with a mechanism for locking the coupling. The lock mechanism is unlockable...
6142043 Adapter for rotationally fixed connection of a rotary tool to a rotary drive member  
An adapter for rotationally fixed connection of a rotary tool to a rotary drive member includes an intermediate part coupled in rotationally fixed relation to a rotary drive coupling part by a...
6105473 Lock device for rotatable tool driving head  
A tool includes a driving head pivotally coupled to a tool member at a pivotal coupler, and a barrel slidably engaged on the tool member and slidable to engage onto the driving head and to lock the...
6092441 Multiple fitting  
An articulating adapter for use with a set of socket wrenches for connecting a socket to a socket drive. The adapter includes a first drive section having a square drive at one end and a skirt...
5957514 Bath drain bucket retriever  
A tool for retrieving bathtub drain internal stoppers or plungers, generally known as "buckets", that slide along a tube to open and close the drain. The tool has a handle on one end, a tool head...
5918512 Replaceable bit screwdriver assembly  
An improved screwdriver in which a replacement bit is removably secured to a mandrel by the bit being axially slidable in an axial socket in the end of the mandrel. The bit is movable from a...
5802934 Angularly adjustable socket wrench  
A socket wrench includes a handle bearing shaft and a socket member. The shaft carries a handle at one end thereof and has an opposing terminal end that tapers in opposite directions and evinces a...
5738586 Semi-universal torque coupling  
A Semi-Universal Torque Coupling comprising elongate normally axially aligned torque-transmitting male and female parts, said female part has a central elongate polygonal socket opening with...
5660491 Universal joint for torque transmitting tools  
A socket wrench universal joint includes a socket engaging element movably mounted in the drive stud of the universal joint to engage a socket. An actuator is mounted to the universal joint for...
5630342 Ratchet wrenches comprising ratcher gears/rotatable pawls that embody U-jointed, locked socket drive tangs  
Standard ratchet wrenches are improved by including swiveling socket drive-tangs within their rotatable drive components. In wrenches using rotatable ratchet gears, the gear comprises a bore and...
5609079 Socket mechanism having flexible coupling therein used with vertical type powered bolt/nut driving apparatus  
There is provided a socket mechanism for rotating a bolt or nut, or like fastening piece, that is used with a vertical type powered bolt/nut driving apparatus. The socket mechanism has a spindle...
5409332 Universal joint  
A universal joint including a ball and a ball socket. The ball includes a drive socket for connection to a driving or driver shaft. The drive socket is located substantially totally within the ball...
5236289 Shielded universal joint, jointed tool and guided surgical drill  
A shielded universal joint having a pivot head defining a primary axis. The pivot head has a ball and a neck. The ball has a longitudinal slot. The slot has a throat at the center of the ball. The...
5188189 Adjustable universal driver  
An adjustable universal driver useful in driving screws, drilling holes or the like, includes a sleeve unit having a sleeve linkage connecting linking ends of a grip sleeve and a nose sleeve to...
5003849 Alignment sleeve for hand tool having a universal joint  
An alignment sleeve for use with an universal joint-type socket wrench which provides for self-alignment of the wrench with the nut or bolt to be turned. The sleeve includes an integral piece of...
4984942 Tap wrench  
A tap wrench comprising a handle portion and a chuck is provided with a joint arrangement that allows for axial misalignment of the handle portion and the chuck. The joint comprises a stem that...
4950273 Cable action instrument  
A cable action instrument for surgery and other uses comprises a control end, a reaction end, and an angle adjustment section connecting the control end and the reaction end. A flexible control...
4936701 Universal joint with rotating holder sleeve  
A universal joint for use with impact wrenches and the like comprising a coupling having a bore at one end for engaging the drive shaft of a wrench and a ball receiving cavity at its other end; a...
4929136 Floating Matable element  
The devices are floating engageable means which may be a floating nut or a floating driver for use in hostile environment, such as space. The device includes a housing with a cross-shaped opening,...
4909105 Automated nut driving apparatus  
An automatic wheel attachment apparatus for attaching a wheel to a wheel attachment member of an automotive body. The automatic wheel attachment apparatus includes a reorienting device for...
Matches 1 - 50 out of 72 1 2 >