Patent application number | Description | Published |
20110259600 | ELECTROMECHANICAL ACTUATOR APPARATUS AND METHOD FOR DOWN-HOLE TOOLS - An apparatus and method for the actuation of down-hole tools are provided. The down-hole tool that may be actuated and controlled using the apparatus and method may include a reamer, an adjustable gauge stabilizer, vertical steerable tools, rotary steerable tools, by-pass valves, packers, whipstocks, down hole valves, latch or release mechanisms and/or anchor mechanisms. | 10-27-2011 |
20110265584 | DOWNHOLE TOOL MEASUREMENT DEVICE MOUNTING SYSTEM AND METHOD - A downhole tool measurement device mounting system and method and provided. | 11-03-2011 |
20140209301 | ELECTROMECHANICAL ACTUATOR APPARATUS AND METHOD FOR DOWN-HOLE TOOLS - An apparatus and method for the actuation of down-hole tools are provided. The down-hole tool that may be actuated and controlled using the apparatus and method may include a reamer, an adjustable gauge stabilizer, vertical steerable tools, rotary steerable tools, by-pass valves, packers, whipstocks, down hole valves, latch or release mechanisms and/or anchor mechanisms. | 07-31-2014 |
20140290963 | ELECTROMECHANICAL ACTUATOR APPARATUS AND METHOD FOR DOWN-HOLE TOOLS - An apparatus and method for the actuation of down-hole tools are provided. The down-hole tool that may be actuated and controlled using the apparatus and method may include a reamer, an adjustable gauge stabilizer, vertical steerable tools, rotary steerable tools, by-pass valves, packers, whipstocks, down hole valves, latch or release mechanisms and/or anchor mechanisms. | 10-02-2014 |
Patent application number | Description | Published |
20090218383 | Control Valve Assembly for Fastener-Driving Tool - A new and improved trigger-actuated control valve assembly for use within a fastener-driving tool wherein upper and lower control valve housing members are adapted to be fixedly mated together by a bayonet-type connection defined by a pair of diametrically opposed lug members disposed upon the lower valve housing member and a ledge structure defined upon the upper valve housing member. In addition, the trigger-actuated control valve assembly is fluidically connected to the upper control air chamber of the fastener-driving tool by externally disposed air passages which do not comprise complex compound angles and are therefore able to be integrally cast within the fastener-driving tool housing along with a cavity for housing the new and improved trigger-actuated control valve assembly. | 09-03-2009 |
20090314818 | Fastener-Driving Tool Having Trigger Control Mechanism for Alternatively Permitting Bump Firing and Sequential Firing Modes of Operation - A new and improved trigger control assembly ( | 12-24-2009 |
20120280016 | SIDE-BY-SIDE MULTI-STRIP MAGAZINE FOR FASTENER DRIVING TOOL - A magazine assembly for a fastener driving tool having a nosepiece defining a fastener passageway includes an inner mobile member at least partially defining at least first and second chambers for receiving fasteners, and an outer stationary member at least partially surrounding the inner mobile member and engageable relative to the nosepiece. The inner mobile member is movable relative to the outer stationary member in a direction transverse to fastener travel in the magazine assembly. | 11-08-2012 |
20120292472 | MULTI-POSITION UTILITY HOOK ASSEMBLY FOR A TOOL - A multi-position hook assembly for use in a tool that includes a hook having a first leg and a second leg joined by a top span member, and a mounting member configured for slidably receiving the top span member and releasably locking the hook in a plurality of positions. | 11-22-2012 |
20120298716 | Fastener collation having a collation of frangible fastener alignment caps - A fastener collation includes a collation of alignment caps fitted over the pointed ends of respective fasteners for maintaining the fasteners in a parallel-spaced configuration for positioning the nosepiece of a pneumatically powered fastener-driving tool for driving a fastener, such as a nail, through an aperture in a workpiece, such as a metal channel, into an underlying workpiece, such as a wood beam. The alignment caps each include a convex tip which enables tactile placement of the nosepiece of the tool when the tip is dragged on the surface of the workpiece with the purpose of positioning the tip into the aperture. | 11-29-2012 |
20130320062 | DUAL CHANNEL MAGAZINE LOCKOUT SYSTEM - A magazine is provided for a fastener driver and includes a magazine housing defining a first track for slidingly accommodating a first length fastener, a second track for slidingly accommodating a second length fastener, and a follower mounted to the housing and operating between a retracted position and an advanced position, the follower having a claw constructed and arranged for engaging fasteners slidably engaged in either of said first and second tracks. The first length fastener is longer than the second length fastener, and the follower is constructed and arranged in the magazine housing such that when the second length fastener is placed in the first track, the follower claw fails to engage the second length fastener. | 12-05-2013 |
20140110452 | FASTENER-DRIVING TOOL INCLUDING A REVERSION TRIGGER - A fastener-driving tool includes a housing and a workpiece-contacting element movable between a rest position and an activated position. The tool also includes a trigger connected to the housing and movable between a rest position and an activated position, a control valve including an actuating pin, an actuation lever movably connected to the trigger and movable between a rest position and an actuating position adjacent to the actuating pin, and a trigger control mechanism associated with the actuation lever and configured for moving and holding the actuation lever in the actuating position. In a powered mode, the trigger control mechanism causes the-actuation lever to move and remain in the actuating position such that the tool is actuated each time the workpiece-contacting element contacts a workpiece and moves to the activated position causing the actuation lever to contact the actuating pin and initiate an actuation of the tool. | 04-24-2014 |
20140252060 | ACTUATION LOCKOUT FOR A FASTENER-DRIVING TOOL - A fastener-driving tool including a housing, a power source including a reciprocating driver blade, a tool nose configured for receiving the driver blade for driving fasteners fed into the nose and a magazine configured to house a collation including a plurality of the fasteners. A workpiece contact element is movably connected to the nose and moves between a rest position and an actuated position when the workpiece contact element is pressed against a workpiece, the workpiece contact element moves to the actuated position. A lockout mechanism is operatively associated with the workpiece contact element and the magazine, and is in contact with the collation in a first position when fasteners are in the magazine and moves to a second position when a last fastener in the collation has been driven by the driver blade to block the workpiece contact element and prevent further actuation of the tool. | 09-11-2014 |
20150122867 | FASTENER DRIVING TOOL WITH AN AUTOMATIC NOSE CHAMBER GUIDE MEMBER - A fastener driving tool with an improved nose chamber guide member is provided for driving fasteners of at least two different lengths. Multiple fasteners in a magazine are guided toward a driving bore to be driven by a driver blade. A nosepiece defines a passageway of the fasteners. The guide member is operatively connected to the nosepiece and is configured for transitioning between a first position and a second position relative to the nosepiece in a direction transverse to an operational flow direction of the fasteners. In the first position, the guide member is disposed to align with the driving bore for allowing driving of the fasteners having a first length. In the second position, the guide member is disposed out of alignment with respect to the driving bore for allowing driving of the fasteners having a second length, which is longer than the first length. | 05-07-2015 |
Patent application number | Description | Published |
20100326665 | METHODS AND APPARATUS FOR SUBSEA WELL INTERVENTION AND SUBSEA WELLHEAD RETRIEVAL - The present invention generally relates to methods and apparatus for subsea well intervention operations, including retrieval of a wellhead from a subsea well. In one aspect, a method of performing an operation in a subsea well is provided. The method comprising the step of positioning a tool proximate a subsea wellhead. The tool has at least one grip member and the tool is attached to a downhole assembly. The method also comprising the step of clamping the tool to the subsea wellhead by moving the at least one grip member into engagement with a profile on the subsea wellhead. The method further comprising the step of applying an upward force to the tool thereby enhancing the grip between the grip member and the profile on the subsea wellhead. Additionally, the method comprising the step of performing the operation in the subsea well by utilizing the downhole assembly. In another aspect, an apparatus for use in a subsea well is provided. In a further aspect, a method of cutting a casing string in a subsea well is provided. | 12-30-2010 |
20130092383 | METHODS AND APPARATUS FOR SUBSEA WELL INTERVENTION AND SUBSEA WELLHEAD RETRIEVAL - The present invention generally relates to methods and apparatus for subsea well intervention operations, including retrieval of a wellhead from a subsea well. In one aspect, a method of performing an operation in a subsea well is provided. The method comprising the step of positioning a tool proximate a subsea wellhead. The tool has at least one grip member and the tool is attached to a downhole assembly. The method also comprising the step of clamping the tool to the subsea wellhead by moving the at least one grip member into engagement with a profile on the subsea wellhead. The method further comprising the step of applying an upward force to the tool thereby enhancing the grip between the grip member and the profile on the subsea wellhead. Additionally, the method comprising the step of performing the operation in the subsea well by utilizing the downhole assembly. | 04-18-2013 |
20150101812 | MILLING SYSTEM FOR ABANDONING A WELLBORE - A mill for use in a wellbore includes a tubular housing having a bore therethrough and a plurality of eccentrically arranged pockets formed in a wall thereof and an arm disposed in each pocket. Each arm has a body portion and a blade portion extending from an outer surface of the body portion and is movable between an extended position and a retracted position. The mill further includes cutters disposed along each blade portion and a block disposed in each pocket and connected to the housing. Each block has a guide engaged with a mating guide of the respective body portion and an inner passage for providing fluid communication between the housing bore and the respective pocket. The mill further includes an actuator for extending the arms. | 04-16-2015 |
Patent application number | Description | Published |
20100222407 | TRIBLOCK COPOLYMERS FOR CYTOPLASMIC DELIVERY OF GENE-BASED DRUGS - The invention features a triblock copolymer including a hydrophilic block; a hydrophobic block; and a positively charged block capable of reversibly complexing a negatively charged molecule, e.g., a nucleic acid, wherein the hydrophobic block is disposed between the hydrophilic block and the positively charged block. Desirably, the triblock copolymer is capable of self-assembling into a supramolecular structure, such as a micelle or vesicle. The invention further features methods of delivering negatively charged molecules and methods of treating a disease or condition using the polymers of the invention. | 09-02-2010 |
20100266695 | MULTIVALENT CLUSTERING TARGETING STRATEGY FOR DRUG CARRIERS - The present invention provides clustered ligand vehicles for the delivery of a nucleic acid therapeutic agent to a target expressing a receptor. The invention further provides methods for treating a disease state by targeting a nucleic acid therapeutic agent to a target expressing a receptor using clustered ligand vehicles. | 10-21-2010 |
20150104427 | ENZYME-ASSISTED SPATIAL DECORATION OF BIOMATERIALS - A method of producing a hydrogel compromising a spatially-controlled, three-dimensional distribution of one or more bioactive signals is provided. The method compromises illuminating the hydrogel, wherein the hydrogel compromises a polymer bound to a peptide comprising a photolabile protected amino acid, wherein at least one portion of the hydrogel is illuminated to deprotect the protected amino acid, thereby converting the protected amino acid to a deprotected amino acid. Preferably, the deprotected amino acid is a substrate for an enzyme in at least one portion of the hydrogel. The method further comprises the step of contacting the hydrogel with the enzyme and a peptide comprising a bioactive signal, wherein the enzyme can form a bond between the substrate and the peptide comprising the bioactive signal, thereby producing a hydrogel compromising a plurality of bioactive signals occupying three dimensions of the hydrogel within at least one portion of the hydrogel subjected to illumination. | 04-16-2015 |
20150202305 | METHOD OF CREATING HYDROGELS THROUGH OXIME BOND FOMRATION - A method of creating a hydrogel, comprising the step of condensing first and second functional groups, wherein the first group comprises a molecule or macromolecule of interest containing two or more hydroxylamine or aminooxy groups and the second group comprises a molecule or macromolecule of interest containing two or more aldehyde/ketone/other reactive oxo groups, under conditions such that a hydrogel forms. | 07-23-2015 |
Patent application number | Description | Published |
20100088579 | DATA INTEGRITY VALIDATION IN A COMPUTING ENVIRONMENT - A method for validating data in a data storage system comprising associating a first data chunk with first check data and storing the first data chunk and the first check data on a first storage device. Additional associated data chunks of the first data and associated additional check data are stored on at least one of the first storage device or one or more additional storage devices. At least a portion of the first check data and at least a portion of the additional check data are stored to a second storage device, which is distinct from the first storage device and the additional storage devices. I/O access to the second storage device is minimized by retaining at least a portion of the first check data and at least a portion of the additional check data in a readily accessible storage medium, during servicing of a first I/O request. | 04-08-2010 |
20100122055 | DATA INTEGRITY VALIDATION USING HIERARCHICAL VOLUME MANAGEMENT - A method for reading data from a data storage system is provided. The method comprises requesting a virtual data volume to access data from one or more data blocks in the data storage system; requesting a virtual protection information volume to access protection information associated with the data blocks; validating the data using the protection information; and providing the data to the host interface, in response to successful validation of the data. A method for writing data to a data storage system is also provided. The method comprises receiving data to be written to one or more data blocks in the data storage system, wherein the data is stored in a cache; generating protection information to be stored on a virtual protection information volume; requesting a virtual data volume to update the data blocks with the data; and requesting the virtual protection information volume to store the protection information. | 05-13-2010 |
20110258520 | LOCATING AND CORRECTING CORRUPT DATA OR SYNDROME BLOCKS - Disclosed is a method and system of determining a data block of a RAID level 6 stripe that has corrupted or incorrect data. For each data block of the stripe, a reconstructed data block is created using the other data blocks and the P syndrome data block. The reconstructed data block and the other data blocks are used to create a new Q syndrome data block. The new Q syndrome data block and the stored Q syndrome data block are compared. If the new Q syndrome data block and the stored Q syndrome data block match, the data block is marked as being suspected as having corrupted or incorrect data. This process is repeated for every data block in the stripe. If there is only a single suspected data block, the reconstructed data block is stored as a replacement of the suspect data block in the stripe. | 10-20-2011 |
20130117525 | METHOD FOR IMPLEMENTING PRE-EMPTIVE READ RECONSTRUCTION - The present invention is directed to a method for pre-emptive read reconstruction. In the method(s) disclosed herein, when a pre-emptive read reconstruction timer times out, if one or more drive read operations for providing requested stripe read data are still pending; and if stripe read data corresponding to the pending drive read operations may be constructed (ex.—reconstructed) based on the stripe read data received before the expiration of the timer, the pending drive read operations are classified as stale, but the pending drive read operations are still allowed to complete rather than being aborted, thereby promoting efficiency of the data storage system in situations when the data storage system includes an abnormal disk drive (ex.—a disk drive which endures random cycles of low read performance). | 05-09-2013 |
Patent application number | Description | Published |
20110175383 | Shackle apparatus - A shackle apparatus including a generally U-shaped shackle body having an arcuate end, a pair of parallel arms, and a retaining member spanning a gap defined between the shackle arms. The retaining member cooperates with the shackle body to define a closed loop which can be permanently attached to a sling or lifting cable. The retaining member prevents the shackle apparatus from being removed and installed on another sling or lifting cable without substantially destroying the shackle apparatus of the present invention. | 07-21-2011 |
20110175384 | SHACKLE APPARTUS - A shackle apparatus including a generally U-shaped shackle body having an arcuate end, a pair of parallel arms, and a retaining member spanning a gap defined between the shackle arms. The retaining member cooperates with the shackle body to define a closed loop which can be permanently attached to a sling or lifting cable. The retaining member prevents the shackle apparatus from being removed and installed on another sling or lifting cable without substantially destroying the shackle apparatus of the present invention. | 07-21-2011 |
20110265442 | SHACKLE APPARATUS - A shackle apparatus including a generally U-shaped shackle body having an arcuate end, a pair of parallel arms, and a retaining member spanning a gap defined between the shackle arms. The retaining member cooperates with the shackle body to define a closed loop which can be permanently attached to a sling or lifting cable. The retaining member prevents the shackle apparatus from being removed and installed on another sling or lifting cable without substantially destroying the shackle apparatus of the present invention. | 11-03-2011 |