Abstract: The invention relates to a pool filtration system for a pool, having a primary filter and a backwash filter, as well as a backwash return conduit, by which, when the pool is being backwashed, the water is directed to the backwash filter, then to the backwash return conduit and back to the pool. The system allows for recycling of backwash water back into the pool.

Abstract: A gutter drain includes a hopper with a convex bottom adjustably mated to a socket in the top of a drain tube. The socket is sized and shaped as a negative impression of the convex bottom, except that the depth of the socket is less than the depth of the convex bottom. A downtube from the drain tube is sized to fit into and mate with a vertical drain pipe. The hopper may be positioned and angled flush with a pitched surface of a gutter.

Abstract: A storage basket for hanging on the peripheral edge of an above-ground pool is disclosed including a storage basket including hanging brackets, the hanging brackets include spacers and snap-in openings, the spacers include springs, and the spacers are detachably coupled at their upper end to one of the snap-in openings.

Abstract: A bottom corner damper with a displacement amplification function and a fabricated type shear wall with rocking energy dissipation are provided. The fabricated type shear wall with rocking energy dissipation is composed of a precast shear wall, upper connecting plates, middle connecting plates, lower connecting plates, bent steel plates, bolts, upper support arms, lower support arms, connectors, lead screws, cylinder barrels, viscous fluids, and propellers. A fabricated type shear wall structure, where novel dampers with displacement amplification and steering functions are installed at weak parts of the bottom of the shear wall, the novel dampers are composed of bending energy dissipation dampers, displacement amplification and steering devices and viscous energy dissipation dampers, and the novel dampers have the functions of amplifying the displacement and converting force in a vertical direction of the structure into force in a horizontal direction for transmission.

Abstract: According to an aspect of the present invention, there is provided a device for attaching to a door or window, comprising: a flat surface configured to attach to a door or window; an adhesive applied to the flat surface; a diagonal surface; a concave surface connecting the diagonal surface and the flat surface; and a solid body positioned between the flat surface, the diagonal surface, and the concave surface. The device may alternatively have one or more screw holes spanning the thickness of the device.

Abstract: A device for cleaning a handle, includes a handle including a gripping surface to be disinfected, an application member for applying a cleaning liquid to the gripping surface, and cleaning liquid supply including at least one reservoir for receiving cleaning liquid and distributing it to the application member. The application member includes at least one buffer reserve arranged in contact with the gripping surface. The device includes a unit for actuating the application member, including a driver configured to move the buffer reserve and/or the gripping surface relatively with respect to one another so as to apply cleaning liquid to substantially the entire gripping surface during this movement.

Abstract: The present invention relates to a self-locking pushbutton for unlocking of a lock for a vehicle door, hood, covering or hatch, in particular of an agricultural vehicle, e.g. of a tractor, or of a construction machine.

Abstract: A multiple bearing locking mechanism module comprising driver bearings, track bearings, slidable boltlock blocks comprised of springs (or magnetic equivalent) and a crossbolt therein. One or more modules are controlled by a master boltlock bolt/vault either by axial or vertical movement depending on embodiment, thus compressing one or more driver bearings into the track bearings. The track bearings expand into the slidable boltlock blocks housing the crossbolt—slidably disposed in the bearing track—compressing the crossbolt into the bossbolt locking port, manifesting the locked state. The multiple bearing locking mechanism module can be encompassed in but not limited to, gate locks, safes, briefcases, toolboxes, toy boxes, multiple shackle padlocks, door locks, cable locks, et cetera.

Abstract: A lock cylinder is provided adapted to be installed in a lock comprising a lock bolt for driving the lock bolt. Said lock cylinder comprises a cylinder housing, and a revolving plug comprising a rotor element adapted to rotate with respect to the cylinder housing about a rotation axis within a rotation support, and a driving tooth for the lock bolt comprising an engage portion adapted to engage the lock bolt, said driving tooth being rotatable about the rotation axis together with the rotor element and being coupled to the rotor element in such a way the operative distance between the engage portion of the driving tooth and the rotation axis varies, while rotating about the rotation axis, as a function of the rotation angle of the rotor element with respect to the cylinder housing.

Abstract: An exemplary latchbolt assembly includes a latchbolt, a locking sleeve, and a roller engaged between the latchbolt and the locking sleeve. The latchbolt is configured to drive the roller from a first position to a second position as the latchbolt moves from a projected position to a depressed position. The locking sleeve includes a blocking surface and a recessed portion. When the blocking surface is aligned with the roller, the locking sleeve retains the roller in the first position, thereby retaining the latchbolt in the projected position. When the recessed portion is aligned with the roller, the locking sleeve permits movement of the roller from the first position to the second position, thereby enabling depression of the latchbolt.

Abstract: A pick resistant lock assembly has two lock sections which can be opened in two stages separated by time using a single key. The first locked section is rotated slightly by the use of the key, whereupon the second locked member is released from being locked by the isolated stack of locking pin tumblers and is then also made connective to the first lock section by a gear connective to the lock housing such that the first lock section and second lock section can then be rotated together, but only if the selectively machined key had been used in the beginning, else further rotation of either member is prevented by the multiple stacks of locking pin tumblers that are common to both.

Abstract: A system and method for controlling a locking device used in logistic management, the method including the step of receiving a command associated with an operation of a mechanical locking device; validating the received command and a protocol associated with the command; and manipulating the mechanical locking device operable in at least a locking state and an unlocking state; wherein the mechanical locking device is arranged to operate in response to a successful validation of the command associated with one of at least two protocols.

Abstract: Example implementations relate to a security system having an electronic lock including latch and security modules, to control access to electronic devices. The latch module includes a receiver, a handle, and a torque member rotatably coupled to the receiver and handle. The receiver includes a first recess, a second recess, and a lobe to releasably engage the electronic device within the first recess. The security module includes a tension spring, an actuator, and a lock member having a first pin and a second pin. The tension spring is coupled to the lock member to engage the first pin to second recess when the latch module is in a latched configuration, and hold the security module in a lock-in position. The actuator is releasably engaged to the second pin for rotating the lock member to disengage the first pin from second recess, and release the security module from the lock-in position.

Abstract: A force adjustment mechanism configured for use with an exit device including a pushbar having an extended position and a retracted position. With the pushbar in the extended position, the pushbar resists movement toward the retracted position with a net resistive force. The force adjustment mechanism is operable to adjust the net resistive force.

Abstract: A seal assembly for a container includes a locking assembly and a gateway. The locking assembly includes a body and an elongated cable. The elongated cable extends from a proximal end to a distal end. The proximal end is restrained by the body. The distal end is movable from an unlocked position spaced from the body to a locked position restrained by the body. The gateway is configured for selectively interlocking with the locking assembly. The gateway includes a power supply, a radio communication device, a sensor, and a processor electrically coupled therewith. The processor is configured to operate the radio communication device to transmit a first signal upon detection by the sensor of interlocking of the gateway with the locking assembly, and to transmit a second signal upon detection by the sensor that the elongated cable has been cut. Locking assemblies, gateways, devices and methods are also provided.

Abstract: A latching mechanism for securing a door mounted to a door frame comprises a striker pin mounted to the door frame; a pawl comprising a first arm for holding the striker pin captive when the pawl is in a latching position; and an actuator moveable relative to the door for opening or closing the door. The actuator is configured to pivot the pawl from the latching position to an open position according to movement of the actuator. The actuator comprises a biasing mechanism for urging the pawl to remain in the latching position until a resistance of the biasing mechanism is overcome by operation of the actuator.

Abstract: A door restraint includes a base pad mounted on a wall adjacent to a designated door at a position where the doorknob would impact the wall if the door were fully opened. Attachable to the base pad is a housing having a deployable, spring-biased strap received therein. A loop at a distal end of the strap is secured to the doorknob to restrain the door in a fully opened position.

Abstract: A magnetic door closure apparatus includes a first magnet in a door frame and second and third magnets in a door. The second and third magnets align with the first magnet when the door is closed. The second magnet's polarity is the same as the first magnet, and the third magnet's polarity is opposite that of the first magnet. When the door is nearly closed, the distance between the first and second magnets is less than the distance between the first and third magnets. The magnetic attraction between the first and third magnets is large enough to overcome the magnetic repulsion between the first and second magnets so that the door can be closed and is large enough to hold the door closed, whereas the magnetic repulsion is large enough to prevent the door from slamming against the door frame as the door is closed.

Abstract: An item of furniture including a furniture carcass, a door wing movably-supported relative to the furniture carcass, and a furniture hinge for movably supporting the door wing, the furniture hinge being hingedly connected to the door wing. A receiving compartment is arranged in or on the furniture carcass for at least partially receiving the door wing, and the receiving compartment is defined by a sidewall of the furniture carcass. At least one cover is configured to be moved at least between a first operating position, in which the cover at least partially covers the receiving compartment, and a second position, in which the cover unblocks the receiving compartment. The furniture hinge includes a control member for moving the cover between the two operating positions upon an at least partial movement of the a door wing within the receiving compartment.

Abstract: A door panels-frame assembly includes a first revolving door panel, a second door panel that slides relative to the first door panel, and a supporting frame fixed to the door panels in order to movably support the door panels. The supporting frame has first sliding mechanism fixed to the second door panel to make the second door panel slide relative to the first door panel, the sliding mechanism including a fixed slide where a slider slides. The slide has an inclined end relative to the sliding direction of the second door panel when moved by the first sliding mechanism, in such a way to push the second door panel outwards when it is opened.

Abstract: A guide system for guiding a movably-supported door wing, in particular a folding-sliding-door, relative to a stationary furniture part, includes a carrier for movably supporting the door wing, a guide rail for guiding the carrier, the guide rail being configured to be fixed to the stationary furniture part, and a guiding device for displaceably supporting the carrier along the guide rail. The running carriage being configured to be coupled to the door wing, a receiving device for receiving the running carriage, the receiving device and the carrier being configured as constructional units separate from one another and being configured to be fixed to one another. The carrier includes an interface for fixing the receiving device, the interface being configured such that the receiving device and the carrier can be fixed to one another by sliding in a sliding direction extending parallel to the guide rail.

Abstract: A hinge assembly for a door, the hinge assembly including a hinge pin arranged to be fixed to the door at one end and having a pin connector part at an opposite second end. A rotation damper connected to a damper connector part arranged to cooperate with the pin connector part for transferring torque around an axis of rotation between the damper connector part and the pin connector part throughout an opening angle of the door, such that a rotational movement of the damper connector part about the axis of rotation in at least a first rotational direction is dampened by the rotation damper. The pin connector part and the damper connection part allow an initial closing angle of rotation of the door before the damper acts on the rotation of the hinge pin, the initial closing angle being at least 2°.

Abstract: A casement window operator includes a linear input mechanism configured to be mounted to a stationary frame of a casement window, a linear to rotary motion converter operably coupled to an output of the linear input mechanism, a gear reducer operably coupled to an output of the rotary motion converter, and a sash arm operably coupled to an output of the gear reducer to rotate in conjunction with the output of the gear reducer. The sash arm is configured to extend from the stationary frame of the casement window to a rotatable window sash of the casement window.

Abstract: An automated door system includes a door pivotally coupled to a vehicle body at a hinge axis defined by at least one hinge assembly. A power assist device is coupled to the hinge assembly and further coupled to the door. The power assist device is configured to slow movement of the door along a door swing path from an initial velocity to a slow close velocity when the initial velocity exceeds a predetermined threshold velocity, thereby providing a slow and controlled close when a user attempts to slam the door. The power assist device is further configured to power opening and closing movement of the door as initiated by a user.

Abstract: The overhead door lift assembly integrates a traditional torsion spring and an electrically powered operator into a small package mountable in the available head space of conventional tractor trailers, cargo vehicles or other structures. The lift assembly includes a torsion spring counterbalance, electrical operator, and back tension mechanism. The electrical operator uses an electromagnetic clutch and gearbox that couples directly to the cable drums of the counterbalance. The electromagnetic clutch allows the overhead door to be manually raised and lowered in the event of a power interruption or operator malfunction. The back tension mechanism prevents cables from inadvertently unspooling from cable drums as the operator starts to move the overhead door from its horizontal open position to its vertical closed position.

Abstract: Retention clip assemblies, retention systems, and methods of using the same. The retention clip assemblies, retention systems and methods described herein may be used to retain glass lites and, potentially, other panels, in frame openings provided in fenestration unit frames.

Abstract: A window system is disclosed. The window system provides improved visibility while protecting against wind and flying debris. In some embodiments, the window panel is made using insulated safety glass for added insulation from the elements and impact protection for wind borne debris. Fins (e.g., glass fins) are affixed to a vertical edge of each window panel to provide extra resistance to wind and flying debris while providing improved visibility over window systems that have metal frames. In some embodiments, the glass fins are made from laminated glass to achieve thicknesses of between two and three inches. In some embodiments, especially when the window panel is very tall, one or more horizontal fins are affixed to the inside surface of the glass for added strength.

Abstract: A door which is adjustable in length and breadth is defined by an outer sash having a generally rectangular configuration. A hinge side of the sash nests within a U-sweep member running along its length. The U-sweep member interfaces with the sash through a step adjust adaptor secured to a hinge side member of the sash and extending along at least one of its inner and outer faces. The step adjust adaptor interfaces with the U-sweep member through a series of spaced apart detents which may be ridges and grooves to provide incremental adjustment of the breadth of the door. An L-sweeper is securable to a bottom member of the sash and is adjustable to vary a length (height) of the door.

Abstract: The present invention consists of aluminium framework for the manufacture of doors or windows, which is applied in a door or window opening of a building. It comprises at least one fixed frame (1) and fixed or movable panels (4) which have central (6) and reinforcing (5) props, handles (3) (7), anti-pollen/mosquito net (9) winder integrated into a profile (10). It has a locking system (2) of the panels (4), which is integrated in the aluminium profiles of the fixed frame (1); a locking system (8) of the anti-pollen/mosquito net (9) allowing the profile (11) of the net (9) to be attached to the handle (7). The movements of the net (9) and the panels (4) can be performed either manually or automatically, in both cases this movement being facilitated by a slide rule (13) with integrated bearings.

Abstract: A magnetic track assembly including an elongate channel having an open side, an end wall, and two parallel side walls; a first magnet disposed within the elongate channel near an interior side of the end wall; a compartment defined within the elongate channel spaced from the first magnet; and a screen receiver disposed within the compartment and including a second magnet arranged facing the first magnet. In the magnetic track assembly, the first and second magnets are of opposite polarity and the screen receiver is loosely disposed within the compartment such that a magnetic bond is intact between the first and second magnets when the first and second magnets are close together and the magnetic bond is broken when the first and second magnets are pulled apart.

Abstract: Embodiments of the present disclosure describe methods and apparatuses for a load lifting system.

Abstract: A ladder safety device (2) for removably securing a ladder (40) to a parapet wall (36) of a rooftop (38), including: a pair of support clamps (4) securable to the parapet wall (36), each said support clamp (4) including a first support member (10), a second support member (12), and an extended arm (14) joining said first support member (10) to said second support member (12), wherein a distance between said support members (10, 12) defines a width adjustable to the width of the parapet wall (36); an elongate plate (6) connecting said pair of support clamps (4) to each other; and at least one ladder hook (8) extending from said elongate plate (6) for securely receiving a rung of the ladder (40).

Abstract: A shelf and ladder combination includes two support rod units, partition plates connected between the support rod units, a cross bar, two main connecting brackets connecting the cross bar to the support rod units, and a ladder unit. The ladder unit includes two ladder legs, at least one fixing unit, and a plurality of rungs connected between the ladder legs. Each ladder leg has a first end portion adjacent to the crossbar, and a second end portion opposite to the first end portion. The at least one fixing unit is sleeved on the crossbar, is slidable along the crossbar, and is connected to the first end portion of one of the ladder legs.

Abstract: A hybrid bit includes an earth-boring element and a percussion element. The earth-boring element and the percussion element are coaxially arranged, with the earth-boring element surrounding the percussion element. A reciprocating member of the percussion element may oscillate in a manner that enables a bottom end of the reciprocating member to repeatedly protrude from a bottom end of the earth-boring element and to be repeatedly withdrawn. A configuration of the earth-boring element may enable it to drill into and remove some materials from an earth formation, while the percussion element may enable the hybrid bit to drill into and remove difficult-to-drill materials, including abrasive materials and/or materials with high compressive forces, such as chert.

Abstract: A shrouded screw apparatus includes an outer tube, a telescoping inner tube, an auger bit, and an anti-rotation pin. The outer tube has a first sidewall defining a first interior chamber. The first sidewall has an opening defined therethrough. The inner tube is positioned in the first interior chamber. The inner tube has a second sidewall defining a second interior chamber. The second sidewall has a longitudinal groove defined therein. The inner tube is configured to extend from and retract within the first interior chamber of the outer tube. The auger bit is positioned in the second interior chamber and is rotatably coupled to the inner tube. The anti-rotation pin is coupled to the first sidewall of the outer tube and extends inwardly into the first interior chamber. The pin engages the longitudinal groove of the inner tube.

Abstract: A machine comprising a frame supported on a movable carrier. A first actuator is adapted to actuate a boom coupled to the frame. A first sensor generates signals indicative of a spatial orientation of the boom. At least one second actuator actuates a drilling work device coupled to the boom. A second sensor generates signals indicative of a spatial orientation of the drilling work device. A controller receives signals indicative of the spatial orientation of the boom and the drilling work device and actuates at least one of the first actuator and the second actuator through predetermined sequential steps to automatically position the machine in a default configuration. The controller further receives signals indicative of data corresponding to at least one drilling hole and automatically positions the machine in an operating configuration.

Abstract: Wireless power and telemetry systems for multi-stage completions are provided. Various configurations for couplers, e.g., electro-magnetic couplers, for use in such systems are also provided.

Abstract: A force transferring connector (400) having a box part (401). A pin section (408) enters the box part with a lug (411). The box part has a locking shoulder (415). When the pin section (408) is inside the cavity, the lug (411) rotates between a non-engaged and an engaged state. The connector (400) has an electric connection arrangement (470) guiding electric power and/or electric signals. The electric connection arrangement (470) is in a connected state when the pin section (408) is inserted into the receiving cavity (405) and in a non-connected state when the pin section (408) is not inserted into the receiving cavity (405).

Abstract: A riser fluid handling system for managed pressure drilling includes a tubular portion having a lower end configured to be connected to a riser and an upper end, a spool connected to the upper end of the tubular portion, the spool having a base and a fluid conduit extending radially outward from the base and defining an axially-facing orifice. The fluid conduit is configured to provide fluid communication between the orifice and an interior of the spool. The system includes a valve connected to the fluid conduit and extending parallel to a central longitudinal axis of the tubular portion, the valve being configured to connect to a drape hose such that the drape hose extends axially therefrom and is able to swivel with respect to the spool.

Abstract: A downhole apparatus (10; 10?) for reducing rotational and linear friction between a downhole tool (100; 100?) and/or a downhole tool string and the wall of a wellbore (B) includes an annular body portion (12; 12?) configured for location on a mandrel (102; 102?) of the downhole tool (102; 102?) and one or more rib portions (16; 16?) extending radially from the annular body portion (12; 12?), and configured to engage a wall of the wellbore (B), the annular body portion (12; 12?) and the one or more rib portions (16; 16?) are integrally formed. The annular body portion (12; 12?) is elastically reconfigurable between a first configuration in which the annular body portion (12; 12?) defines a first inner diameter and a second configuration in which the annular body portion (12; 12?) defines a second inner diameter configuration, the second inner diameter being larger than the first inner diameter.

Abstract: A stabilizer for use in a wellbore may include a downhole tubular configured to couple to a downhole conveyance in a wellbore, as well as two or more helical blades extending radially outward from the downhole tubular. The two or more helical blades are oriented about the downhole tubular to form respective flow paths between adjacent blades. Further, each blade of the two or more helical blades may include a line-of-sight face and a gauge ramp. The line-of-sight face is formed adjacent a leading inner blade wall of the blade at a lower end of the blade and is angularly offset from the leading inner blade wall. The gauge ramp extends from an outer surface of the downhole tubular toward an outer blade surface of the blade proximate the lower end of the blade.

Abstract: A system is provided including a coiled tubing reel apparatus including a reel drum for storing a coiled tubing string spooled on the reel drum and a hydraulic reel drive motor that controls rotation of the reel drum. The system further includes a reel controller that determines an estimated reel back tension for a portion of the coiled tubing string between the reel apparatus and the injector based on a set of parameters related to a coiled tubing operation. The reel controller determines a target reel back tension to be applied to the portion of the coiled tubing string by adjusting the estimated reel back tension based on a historical job dataset. The reel controller then determines and sets a target hydraulic pressure of the reel drive motor to achieve the target reel back tension in the portion of the coiled tubing string.

Abstract: The pulldown apparatus may comprise a main stage and a secondary stage. The main stage may comprise a cylinder, a main head, a main gland, a piston and a main rod. The cylinder defines a chamber and includes a first end and a second end. The main gland and the piston is disposed in the chamber. The main rod is disposed in the chamber between the piston and the second end. The secondary stage includes a secondary head, a secondary gland, a secondary rod and a flange. The secondary gland is disposed in the chamber. The secondary rod is coupled to the flange. The flange is coupled to the main stage and disposed inside the cylinder between the piston and the secondary rod. The cylinder is slidable over the main rod, the piston and the secondary rod.

Abstract: A passive spacer system may include a racking board comprising a slot and a spacer arranged along the slot such that a portion of the spacer impinges on the slot. The spacer may be biased in a neutral position and configured to move to a spacing position due to motion of tubulars into and out of the racking board, which interact with the portion of the spacer that impinges on the slot.

Abstract: A system for conducting a subterranean operation with nozzle of a doping device rotationally fixed to a rig with the nozzle being directed radially toward a portion of a tubular when the portion of the tubular is positioned proximate the doping device, with the doping device, via the nozzle, configured to apply a dope to the portion of the tubular, where the nozzle deposits a layer of the dope on the portion of the tubular while the tubular is being rotated.

Abstract: A reel system allows for storage, paying out, and retrieval of conductors, such as high pressure hydraulic hose, electrical conductors, or any other length of reeled conductor. For well operations, hydraulic control hose may be filled or dry for storage. Pigtail ends of the hose pass through an aperture of a core of a reel into an umbilical space. The hose may be payed out as needed at the job or well site, and the pigtail ends then removed from the umbilical space for connection to a source of pressurized fluid. The reel may be immobilized from rotation during this stage. Once the onsite operations are complete, a drive system may be powered to cause rotation of the reel to retrieve and restore the hose. Multiple hoses may be stored on the reel, and multiple reels may be mounted and independently driven on a common support of the system.

Abstract: A system for well control during tripping phases in drilling operations in a wellbore, the system comprising: a drill string extending from an entry of the wellbore to a drill bit at a distal end of the drill string within the wellbore; a near bit sub mounted along the drill string adjacent to the drill bit; a first smart multi-directional two-way check valve mounted along the drill string adjacent to the near bit sub; and a controller configured to operate the valve. The controller controls the valve to apply suction or discharge flow to the near bit sub to counter inertial effects of drilling mud viscosity within the wellbore.

Abstract: Systems and methods for communicating with a blowout preventer (BOP) control system. An example system includes a pressure control system for controlling a pressure control manifold fluidly connected with the wellbore and a BOP control system for controlling BOP equipment. The pressure control system may include a sensor operable to output pressure data indicative of wellbore pressure. The BOP control system may include a sensor operable to output BOP data indicative of operational status of the BOP equipment and a BOP human-machine interface (HMI) usable by a human user to monitor and control the BOP equipment. The BOP control system may be communicatively connected with the pressure control system, receive the pressure data, and display, on the BOP HMI, information based on the pressure data.

Abstract: Generating a virtual core includes obtaining acquired data for a region of interest, determining a rock type of the region of interest, obtaining a selection of modules based on the rock type, and generating, using the acquired data and an interpolator from the modules, a wellbore image of the region of interest. The interpolator generates interpolated data between data points among the acquired data in the wellbore image. Further, using a quantifier from the plurality of modules, a core characterization of the region of interest is determined. The core characterization describes an integration of wellbore data types. Using the core characterization and the wellbore image, a digital core construction of the region of interest is generated. The digital core construction describes subterranean formation properties of the region of interest.

Abstract: The invention relates to an underwater drilling device and to a method for procuring drill cores of a bed of a body of water, wherein an underwater drilling device with a base frame is lowered in a body of water and placed on a bed of a body of water. A drill string consisting of at least one tubular drill string element is drilled out into the bed of the body of water in a first drilling step with a drill drive, with a drill core being formed in a receptacle in the tubular drill string element and being received in a core barrel in the drill string element. According to the invention, the drill core is enclosed in pressure-tight manner in a receiving container on the basic cradle under water.