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Patent Searching and Data


Matches 1 - 50 out of 710

Document Document Title
WO/2018/065898A1
The invention relates to a pretensioning element pressure screw (11) having a shank (12) with a first end (13) and a second end (14) opposite the first end (13), wherein, proceeding from the first end (13), a threaded section (16) having...  
WO/2018/054485A1
A hydraulic screw tensioning device comprising a tubular body (10) with a through opening (11) and an annular cylinder chamber (12) surrounding the through opening (11), a tubular piston (14) movably supported in the body (10) and connec...  
WO/2018/044178A1
A bolt tensioning assembly (4) is described, the bolt tensioning assembly (4) comprising: - a bolt (1 ) comprising a first end portion (11) and a second end portion (12) at an opposite side of the bolt (1 ), wherein the first end portion...  
WO/2018/033790A2
A pressurising system for bolt tensioning, comprising: an inlet for receiving compressed gas; a fluid outlet for connection to a bolt tensioning device; a pump for pumping fluid for increasing the pressure at the fluid outlet, the pump b...  
WO/2018/033790A3
A pressurising system for bolt tensioning, comprising: an inlet (1) for receiving compressed gas; a fluid outlet (17) for connection to a bolt tensioning device; a pump (10) for pumping fluid for increasing the pressure at the fluid outl...  
WO/2017/218870A1
A multi jack tensioner including: a body portion formed to engage an elongate fastening member or integrally formed therewith; a load bearing member for applying force to a workpiece to be fastened and arranged for location about said fa...  
WO/2017/200631A1
Embodiments disclosed herein generally relate to a system (100) and method for tensioning a bolt. The bolt tensioning system may be used with variable length connection members (150), for example studs, in any one or more of the drilling...  
WO/2017/155554A1
An apparatus and method of creating a shear across a fastener for a tool collet being attached to a hand tool includes providing a tool collet having a collet body with a peripheral body surface and a collet through opening where the col...  
WO/2017/142566A1
A hand-tool retractor cover includes a body portion and a handle portion attached to and extending from the body portion. The body portion has a first-side wall, a second-side wall spaced apart from and substantially parallel to the firs...  
WO/2017/016654A1
A screw tensioning device (2, 102) for tensioning or loosing tensionable screw connections comprises a fixation element (4, 104) to be connected to a screw (6, 106), a support element (8, 108) moveable relative to the fixation element (4...  
WO/2016/202474A1
The invention relates to a tensioning nut (03) having a central bolt receptacle (05) and a plurality of circumferentially distributed screw bores (10). A threaded bolt can be screwed into the bolt receptacle (05). Pressure screws (12) ar...  
WO/2016/185134A1
The invention relates to a device for measuring (10) a force applied by an installation apparatus (20) provided with a threaded rod (21) having an outer or inner thread, which includes: a hydraulic chamber (11) including a fluid (11'); a...  
WO/2016/183082A1
A rotation angle indicating retainer assembly, wherein a retainer cap assembly (102) having a substantially hollow cylindrical shape with an upper hollow portion (202), a lower hollow portion (203), a hollow disc (209), a ring (114) havi...  
WO/2016/135220A1
A system is provided for tightening tie rods of a press formed by a base with a supporting plane, a head, a framework consisting of at least one pair of columns that connect the head to the supporting base, a tool or mould-holding ram dr...  
WO/2016/099799A2
A screw gland assembly that comprises a body having threads formed on an outer surface of the body. A piston retainer coupled to the body, and a piston disposed within the body. A biasing member disposed between the piston retainer and t...  
WO/2016/099799A3
A screw gland assembly that comprises a body having threads formed on an outer surface of the body. A piston retainer coupled to the body, and a piston disposed within the body. A biasing member disposed between the piston retainer and t...  
WO/2015/152728A1
The invention relates to an interface device (100) for tensioning or relaxing a bolt (10) in a nut-and-bolt assembly (10,20), wherein the bolt (10) extends in an axial direction. The interface device (100) comprises a frame (150) having ...  
WO/2015/135998A1
The subject of the invention is an assembly and clamping bolt to be employed under tension, having a shank (10) and a head (101), wherein the head (101), situated at a first end of the shank (10), is provided with a clamping tensioning m...  
WO/2015/118283A1
A tensioner, typically hydraulic, for threaded members, the tensioner comprising: a base (4) and a piston (6) defining a pressure space (13) therebetween, the base (4) and piston (6) being arranged to be urged apart along an axis (17) up...  
WO/2014/205260A1
A sliding sleeve or collar which is cylindrical and has an elongated guide or channel fluidly connecting the outer annular wall with the inner annular wall of the sleeve is disclosed. A connector having at least one open end and an elong...  
WO/2014/205264A1
A twisting sleeve or collar which is cylindrical and has an elongated guide or channel fluidly connecting the outer annular wall with the inner annular wall of the sleeve is disclosed. A connector having at least one open end and an elon...  
WO/2014/190064A1
A jackscrew nut and/or bolt head assembly includes a load washer that is interlocked with the main body. Spherical faces at the washer top are thereby held in alignment with corresponding spherical jackscrew bottoms, which assures evenly...  
WO/2014/122356A1
A pretensioning tool (201, 202, 203, 204) comprises a sensor (107) for measuring tension created during operation. The pretensioning tool comprises also a bus connection (108, 502) for electronic communication with said sensor (107). An ...  
WO/2014/089638A1
The present invention relates to an adaptor (1) for connecting a cable bolt tensioner device (11) to a drilling rig (12). The adaptor (1) includes a mount (2) adapted to be connected to the cable bolt tensioner device (11), a base (3) ad...  
WO/2014/003708A1
A retrofit system for tethering a hand tool includes a tool collar having a collar body, a first body end, a second body end, a skirt at the second body end having an outer diameter larger than an outer diameter of the collar body, and a...  
WO/2013/117807A1
The pretensioning tool (10) for stud bolts (5) comprises a body (1), which can be supported against a surface of a part that is clamped by the stud bolts (5), a gripping means (2) for gripping a free end of a stud bolt (5), and at least ...  
WO/2013/113768A1
In the method for producing a threaded connection that can be tightened mechanically, in particular hydraulically, the threaded connection having a threaded bolt (20) and a nut (38) having a nut thread, a threaded bolt (20) having a spec...  
WO/2013/093443A1
The present invention provides an apparatus and kit for tensioning a stud in a bolted joint to a desired preload, the apparatus comprising a locking means adapted for engagement with the stud, a removable bridge member arranged to at lea...  
WO/2012/135507A3
A work piece support device that includes a body and at least two portions of high-grip material on opposite sides of the body is provided. The body may have a flowable media stored therein to provide a lowered center of gravity dependin...  
WO/2012/135507A2
A work piece support device that includes a body and at least two portions of high-grip material on opposite sides of the body is provided. The body may have a flowable media stored therein to provide a lowered center of gravity dependin...  
WO/2012/094029A1
A retrofit system for tethering a hand tool includes a tool collar having a collar body, a first body end, a second body end, and a bore extending longitudinally therethrough, and a tethering tab having a first tab opening and a second t...  
WO/2012/091681A2
In an embodiment, a fastener includes (a) a main body having a length parallel to a main axis definable through the main body, and a first cross-sectional area transverse to the main axis; and (b) at least a first set of petals carried b...  
WO/2012/091681A3
In an embodiment, a fastener includes (a) a main body having a length parallel to a main axis definable through the main body, and a first cross-sectional area transverse to the main axis; and (b) at least a first set of petals carried b...  
WO/2012/048065A3
In an embodiment, a portable station has an open enclosure and a chest having first and second cases pivotally coupled to each other. When the portable station is in a first configuration, the chest is closed and is selectively fastened ...  
WO/2012/048065A2
In an embodiment, a portable station has an open enclosure and a chest having first and second cases pivotally coupled to each other. When the portable station is in a first configuration, the chest is closed and is selectively fastened ...  
WO/2012/022319A1
The invention relates to a screw tensioning device comprising a screw tensioning cylinder with a hydraulic high-pressure pump for pretensioning screws and loosening screw connections that can be pretensioned very tightly and relates to a...  
WO/2012/018396A1
Improved devices and methods for tensioning a fastener connecting adjacent components. The device includes an adapter having a tapered threaded surface configured to engage a tapered threaded surface of the fastener and/or a clamshell in...  
WO/2011/163277A3
A powered cutting tool for locating objects behind sheet material and subsequently cutting around the object. The tool incorporates at least one sensor having a transceiver emitting signal to detect at least one from the group of object ...  
WO/2011/163277A2
A powered cutting tool for locating objects behind sheet material and subsequently cutting around the object. The tool incorporates at least one sensor having a transceiver emitting signal to detect at least one from the group of object ...  
WO/2011/148008A1
The invention relates to a system for pre-loading joints, maintaining the preload and an operation method that includes a casing (9) with a rod (10) by way of a hydraulic cylinder, located on top of a series of pistons; pistons (1), with...  
WO/2011/120589A1
A multiple stud tensioner machine adapted to exert a longitudinal pre-stressing traction on a plurality of studs (2), the stud tensioner machine comprising a sensor supporting assembly (6) adapted to receive a plurality of elongation sen...  
WO/2011/119965A2
Devices and methods for sealing a workspace with a sealing device and a hand tool for operation on a fastener, including appropriate interfaces to isolate the workspace, for example, in preparation for utilization of an EDM device. The i...  
WO/2011/119965A3
Devices and methods for sealing a workspace with a sealing device and a hand tool for operation on a fastener, including appropriate interfaces to isolate the workspace, for example, in preparation for utilization of an EDM device. The i...  
WO/2011/119970A3
Devices and methods for centering a hand tool relative to a fastener, including a sighting guide for providing a reference for the location of a centering tool relative to the fastener. The centering tool may include a reception to enhan...  
WO/2011/119970A2
Devices and methods for centering a hand tool relative to a fastener, including a sighting guide for providing a reference for the location of a centering tool relative to the fastener. The centering tool may include a reception to enhan...  
WO/2011/100259A1
A hydraulic bolt tensioner has a reduced height by virtue of inner seals between a cylinder and piston being aligned along a same plane. The tensioner also has a reduced width by virtue of carbon fiber would about the tensioner's housing...  
WO/2011/097653A1
According to a first aspect of the invention we provide an apparatus for tightening a threaded fastener including:- a pulling device, threadedly engageable with an extruding part of a shank of a fastener, which pulls the shank, the pulli...  
WO/2010/115417A1
The invention relates to a hydraulic mounting device (1) comprising a cylindrical body (6) that can be fixed and contains a hydraulic chamber (7), and comprising at least one piston (8) that is arranged in relation to the hydraulic chamb...  
WO/2010/098834A2
Adaptations, apparatus and methods are disclosed for associating various utility tools with a nut driving tool. The adaptation includes a receiver connectable to one side of the nut driving tool adjacent to a socket driver. A utility too...  
WO/2010/063146A1
A quick die change snap ring pliers consists of a pliers head assembly and a pliers handle assembly. The pliers head assembly has a quick die change structure. A left pliers head (1) and a right pliers head (1) are engaged with each othe...  

Matches 1 - 50 out of 710