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WO2008049622B1 |
The invention relates to a device (1) for tightening and releasing clamping tools (16), such as draw-in collet chucks, mandrels and the like which allows a torque to be concentrically transferred onto a clamping device, such as a locknut...
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WO/2008/063879A1 |
An engine chain or belt tensioning system includes a tensioner pivot arm with a ratcheting means that includes backlash in an engine timing system. The tensioner system includes a tensioner pivot arm having a fixed pin, a plurality of ax...
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WO/2008/056074A1 |
The invention relates to a ratchet tightening tool of the type comprising a handle (12) having a first end (12a) on which is mounted a tightening means (14) comprising a first fixed portion (16) and a second mobile rotating portion (18) ...
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WO/2008/042924A2 |
The present invention is a wrench for tightening or removing caps on containers. More specifically a wrench to tighten or remove a tote cover or bung. Disclosed is a combination tote cover and bung wrench. Also disclosed is just a tote c...
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WO/2008/037831A1 |
Articulated jaw wrench for the automatic coupling thereof to the nut. It is formed from a handle whose head accommodates the articulation shafts of the jaws, the latter being of a different configuration such that a third shaft articulat...
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WO/2008/034262A1 |
Apparatus and methods for automated positioning of an oilfield torque wrench with respect to the floor of a drilling rig are described. Angular encoders and linear transducers provide feedback with respect to the position of the torque w...
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WO/2008/033425A1 |
An apparatus includes a handle and a socket coupled to the handle. The socket includes an open end to receive a head of a screw and has a selectively adjustable diameter. The apparatus further includes an actuator configured to tighten t...
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WO/2008/028302A1 |
Spin-in and spin-out apparatus and methods are presented wherein an oilfield tubular spinner used in combination with a wrench detects the shouldering-up of tubulars during make-up and tubular thread disengagement during break-out. Senso...
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WO/2008/027149A2 |
A tool includes a blade with a working end and a handle end opposite the working end, a handle secured to the handle end and having a blade end and a hammer end, a hammer secured to the hammer end and having a body made of a relatively h...
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WO/2008/024297A2 |
A flange wrench for tightening and loosening pipe flanges onto/off of pipes has a drive head and an elongate handle. The drive head has a flat planar surface essentially parallel to a longitudinal axis of the wrench handle, and a pin ext...
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WO/2008/022425A1 |
A method for measuring applied torque of a oilfield tubular torque wrench, the oilfield torque wrench being operable to torque a tubular about an axis of rotation and the oilfield torque wrench including a lower tong including a recess t...
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WO/2008/024093A2 |
"A structural bolt security apparatus includes a security nut (140) forming a threaded central hole (142) for a bolt (110),- the security nut has a groove (150) in an upper surface and/or a side surface. At least one groove is at least p...
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WO/2008/022424A1 |
An oilfield tubular torque wrench and a tong therefore is described. In one aspect, a torque wrench is described including an upper tong including a recess for accepting an oilfield tubular positioned along an axis passing through the re...
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WO/2008/022427A1 |
Automated make-up and break-up methods and apparatus for rotary oil well drilling are presented. The apparatus includes a drilling database storing tubular type records, a torque wrench having a spinner, and a controller. During make-up,...
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WO/2008/021209A2 |
A wrench has a handle integral with a ratchet head that defines a chamber having a generally circular sidewall. An annular rotor has radial teeth about an outer surface thereof and is located in the chamber. The rotor teeth engage a sing...
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WO/2008/021395A1 |
An adapter for a door knob is provided comprising a lever handle including a base plate and a handle portion, a clamp, and a tightening band. The clamp is disposed along or attached to the base plate and is constructed and arranged to en...
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WO/2008/018865A1 |
A ratchet screwdriver having an handle (10) and two pivotal pawls (26, 27) and a selector (51) rotatable relative to the handle for actuation of the pawls relative to a gear (18) . The selector and gear are axially connected together and...
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WO/2008/016779A1 |
A basin wrench (50) includes a body (52) having a hand gripping portion (94) being configured such that a hand of a user of the basin wrench can grip the body and provide sufficient torque to rotate the body to tighten an associated basi...
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WO/2008/012811A2 |
A device and method for coupling a pipe and a fitting. The device includes a pipe holder for releasably gripping a pipe, a fitting retainer for releasably retaining a pipe fitting substantially coaxially with a pipe in the pipe holder, a...
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WO/2008/007974A1 |
A wrench having a handle 6, a chain 7, chain attachment means, for example a slot 10, a first jaw 1a, a second jaw 1 b, at least one of the jaws being moveable to substantially close the jaws when desired, the first jaw 1a having a nose ...
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WO/2008/004039A2 |
This invention relates to a limited torque bolt mechanism comprising, a bolt with threaded shank portion at one end, an optional non-threaded flange adjoining the threaded portion, a non-threaded bolt head at the other end, the top face ...
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WO/2007/144691A2 |
A wrench capable of engaging a workpiece from the side or top. When the workpiece is engaged on the side, a movable jaw opens when a slight pressure is applied against a flat or a point of the nut or bolt. After the jaws of the wrench ha...
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WO/2007/136365A1 |
A ratchet screwdriver with an assembly of a handle (10), a body (17), a gear (56), a pawl (21, 22, 71), and a selector (27) movable on the assembly. The selector carries a pawl actuator (38, 81) for pivoting the pawl, and there is a rota...
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WO/2007/135892A1 |
A crown tightening tool (10) not tightened a crown (5) with torque greater than or equal to a predetermined level. The crown tightening tool (10) has an engagement section (11) engaging with the crown (5) and an operation handle (18) for...
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WO/2007/128210A1 |
A single wedge wrench includes a jaw with a sliding track, and a wedge which has a runner and matches with said jaw. A restoring spring is disposed between said wedge and said jaw. The cross section of said sliding track is of dovetail s...
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WO/2007/125447A1 |
The invention relates to a welder's tool (10) which includes an elongate fabricated body (12) that defines a plurality of spanner formations (22,38,44,46) near opposite ends thereof that can serve various specific functions relating to g...
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WO/2007/126368A1 |
A gripping tool has two mutually movable handle branches (5, 48) and a force-gearing transmission (3, 9, 13-16, 31, 70) acting between them and comprising a locking mechanism (45) arranged to couple the movable jaw (3) to the transmissio...
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WO/2007/124707A1 |
The invention relates to a device for handling pipes, comprising a clamping device (2) carried by a handle (1). The clamping device is configured from at least one spacer element (4) which is pivotally connected to the handle and a clamp...
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WO/2007/123550A1 |
The automatically adjusting gripping device (10) grips a workpiece (W) ever more tightly as greater torque is applied thereto. The device (10) has a base plate (12) with a linear guide slot or series of radial guide slots. A pair of jaws...
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WO/2007/119883A1 |
The present invention relates to a multi-stage bolt socket integrating a plurality of sockets of different sizes capable of performing bolting work, thereby eliminating the need to replace sockets when connecting or disconnecting two or ...
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WO/2007/107451A1 |
The present invention discloses a ratchet wrench comprising a head (1) having a driving aperture (2) for engaging a drive means (4) rotatable therein. A handle (3) mounted for tilting movement in relation to said head (1), providing a fi...
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WO/2007/100259A1 |
Abstract A tool (16) for connecting and disconnecting tubulars near a drill floor (2), comprising a power tong (18) and a backup tong (20), wherein the tool (16) is located at the same level as or below the drill floor (2).
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WO/2007/095736A1 |
A compact, three-way ratchet drive mechanism selectively enables ratcheting operation in a clockwise direction, or an anti-clockwise direction, or disables ratcheting behaviour. The mechanism includes a ratchet housing, a drive shaft, a ...
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WO/2007/087181A2 |
An apparatus for engaging a tubular member. The apparatus comprises an assembly having a driving device containing a first driving rack and a second driving rack, a first driven device containing a first driven rack, and a second driven ...
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WO/2007/087617A2 |
A hex wrench device, comprising at least one longitudinal member and at least one pair of complementary wrench sleeves which can be magnetically and longitudinally connected to the longitudinal member, wherein a hex key having a larger t...
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WO2006118597B1 |
The pipe racking system is designed to handle drilling tubulars (primarily drill pipe and drill collars) between the racked or setback position and the well center. The racking system can mechanically grasp a stand of pipe, lift the pipe...
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WO/2007/073289A1 |
A gripping tool comprising a frame (30) having a first clamping jaw (31) , a first handle branch (32) and a first slide guide (7) for a slider (6) , a second slide guide (36) for a second clamping jaw (2), a second handle branch (41) car...
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WO/2007/069825A1 |
Provided is a self-adjustable universal spanner employing a variable jaw sizing feature including: a spanner head having an upper slide groove and a lower groove for inserting a bolt therebetween; a ratcheting size-adjustment member slid...
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WO/2007/067834A2 |
An adjustable wrench includes: a head having a first fixed jaw; a handle extending away from the head and having a longitudinal axis; a second jaw selectively positionable with respect the first jaw; an adjustment mechanism comprising a ...
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WO/2007/063106A1 |
The subject of the invention is a screwdriving tool comprising: - a drive shaft; - an angle head (5) comprising an output shaft (51) whose axis of rotation (511) is approximately orthogonal to the axis of said drive shaft (4); - transmis...
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WO/2007/059458A2 |
A wrench assembly (100) with increased torque capacity. The wrench assembly (100) includes an open end wrench (102) and a support member (104). The support member (104) prevents flexing of the wrench's jaws when the wrench (102) is under...
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WO/2007/048531A1 |
The invention relates to a fastening element (1) for fastening in a through-hole in a plate with access from one side. The fastening element (1) has a sleeve (2) and an expanding screw (3) which can be screwed into the sleeve (2) in orde...
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WO/2007/039601A1 |
The invention relates to an end piece which is used to screw a fixing element (1) of a tubular member (2) to a support. The invention comprises a drive head (4) and a collet (3) which is intended to co-operate with the fixing element (1)...
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WO/2007/038082A1 |
A tool for rotating fasteners has an inner body with a cavity in a forward end, the cavity being configured to engage the head of a fastener. An outer socket has a cavity in a forward end, the cavity being configured to engage the head o...
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WO/2007/032725A1 |
A method for adjusting tension in springs (57) mounted upon rotatable shafts is disclosed. The method comprises the steps of, applying a first and a second wrench (1, 1') for splined engagement with a collar (50) of said shaft so as to h...
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WO/2007/032726A2 |
A method for adjusting tension in springs (57) mounted upon rotatable shafts is disclosed. The method comprises the steps of, applying a first and a second wrench (1, 1') for splined engagement with a collar (50) of said shaft so as to h...
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WO/2007/027449A2 |
A device for torquing a tubular connection. The device comprises an upper assembly having an upper jaw member, a lower assembly having a lower jaw member, an upper gear for advancing the upper jaw member, and a lower gear for advancing t...
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WO/2007/018925A2 |
A heavy duty, large self-forming socket having a plurality of retractable gripping pins bundled in parallel and held in a frame within a housing is disclosed. The frame is positioned axially within the housing by radially extending, elon...
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WO/2007/016694A1 |
The wrench (1) comprises a handle (2) that is pivotably connected to a body portion. The body portion (6) supports a fixed jaw (10) . A movable jaw (16) is slidably supported on the body portion (S) such that the movable jaw (16) can mov...
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WO/2007/016690A2 |
The wrench comprises a body (1) that includes a handle (2) that supports a fixed jaw (4). The body further includes a passage (10) for receiving a movable jaw (12). A movable jaw includes an engagement portion (20) that is slidably recei...
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