Abstract: The present protective barrier is similar to those commonly installed beneath ceilings during construction work being performed on ceilings or roofs of buildings, wherein two or more sections are sewn together to construct the protective barrier. However, the present protective barrier also comprises a dustcover, which covers the seam entirely preventing dust from passing through holes created when the seam is sewn using a thread or similar means.

Abstract: An automated safety rail system for use on an elevated surface or for temporarily blocking off a restricted area, the automated safety rail system broadly includes primary support structures, horizontally extending support structures, an actuator for shifting the support structures between a disengaged and an engaged configuration, and an electronic control system.

Abstract: A pole clamp system for mounting between a pole and an abutting surface includes a pole interface configured to interface with a side body portion of a pole, a guide portion extending from the pole interface, a locking plate extending from the pole interface adjacent to the guide portion, a biasing unit extending through the guide portion and the locking plate, and a head interface coupled to the biasing unit. The biasing unit outwardly biases the pole interface and head interface in opposite directions.

Abstract: The present disclosure relates to a stand for a stadium. The stand comprises, a plurality or rows, each row containing a plurality of seats, and a structure having a width and a depth, wherein the plurality of rows of seats are mounted to the structure. The cross-sectional profile of the structure along the direction of the depth of the structure varies along the direction of the width of the structure such that a C-value for each of the plurality of seats is configurable. In a preferred embodiment, the C-value is configured to be substantially constant. A method of configuring the arrangement of such a stand is also disclosed.

Abstract: A set of pool cleaning robots for cleaning a pool, wherein the set includes a master pool cleaning robot and a slave pool cleaning robot.

Abstract: The present disclosure relates to a modular heat exchange tower comprising a first module comprising a first basin disposed therein and a second module comprising a second basin disposed therein. The aforementioned modular heat exchange tower may also include heat exchange sections, which are disposed in the first module and the second module. The first module and the second module may be assembled prior to being transported to a job site and installed in the modular heat exchange tower.

Abstract: Disclosed herein are building opening protection panel systems and methods for windows, doors, and other portals that may be vulnerable to damage, such as external projectiles or wind and debris forces active during storms. The protection panel systems and methods may include a lightweight multi-wall plastic panel housed within a lightweight solid plastic shell, which can be inserted into the building opening to prevent external wind pressures and other elements from infiltrating and/or causing damage to the building and its interior contents. The multi-wall plastic panel may include through-holes and/or other apertures for threading anchoring straps. The multi-wall plastic panel threaded with straps may then be inserted and affixed within the solid plastic shell to provide a wind proof exterior face. The multi-wall plastic panel within the solid plastic shell may then be fastened to a window sash, door, and/or other anchoring structure within the building opening using the straps.

Abstract: A securement system for a guy wire, the securement system including an anchor assembly including a guy wire coupler and a securement member extending axially outward from the guy wire coupler; the securement member defining an anchor axis, a securing assembly including at least one projection extending outward relative to the shaft; and a block receiving at least the securing assembly therein, the block having an outer surface, wherein the guy wire coupler protrudes from the outer surface of the block; and a base pad extending laterally outward from the block to define at least one channel adjacent to at least one side of the block.

Abstract: A tower for a wind turbine includes at least one tower section made of concrete, made up of several annular concrete segments arranged on top of one another with horizontal joints. Each concrete segment includes at least two annular segment prefabricated concrete parts arranged in parallel with vertical joints. The each have one outer side, one inner side and one upper, lower and two lateral contact faces. The concrete segments are connected to one another in the vertical direction by vertical clamping devices.

Abstract: An umbrella includes a base assembly, a core assembly connected to the base assembly, the core assembly including a skin covering, a tubular assembly; and an electronics housing and an arm expansion assembly connected to the core assembly to expand or retract one or more umbrella arms. The electronics housing includes an opening or a space through which the tubular assembly passes and the electronics housing is located underneath the skin covering. The electronics housing also includes one or more sensor assemblies to capture sensor measurements in an area surrounding the umbrella.

Abstract: An enhanced fabric panel has a fabric surface with at least one straight edge, and a row of pockets implemented on the fabric along the one straight edge, the pockets each having an opening facing upward, such that with the one straight edge lying along a ground line with the pockets filled with a weighty material such as sand, pebbles, water or another material having weight, and other edges supported on parts of a rigid structure provides resistance to deformation or movement by impinging wind.

Abstract: A barrier, such as fence panel, is formed from a plurality of channel-shaped rails and plurality of upright members. Each upright member traverses the rail channels of the rails forming the barrier and is mechanically connected to the rail, such that the upright member is selectively tiltable with respect to the rail within an angular adjustment range. The mechanical connection between rail and upright member may be formed by a weld, such as a resistance weld, by a permanent adhesive, or with a fastener such as bolt or screw. A tab that extends from the rail web may be used to connect a rail to an upright member. The tab may depend from a bracket installed within the rail channel, or may be cut out and bent into the channel from the web. The tab is rotatable about an axis situated at or adjacent the web.

Abstract: A barrier panel is formed of a first vertical rail member and a second vertical rail member mounted to and extending between a top rail member. The first vertical rail member includes a first web portion and a pair of leg portions extending from the first web portion, and a second web portion disposed spaced apart from the first web portion and between the pair of leg portions. The first web portion and second web portions define a plurality of aligned through holes. A plurality of cables are mounted to and extend between the first vertical rail member and second vertical rail member, wherein a first end of each cable is secured within one set of the aligned first and second through holes and a second end of each cable is secured within an opposite one of the third through holes.

Abstract: Locks for storage containers having closures such as doors, covers or lids are disclosed. The lock is mounted to she closure and is latched in such a manner as to selectively prevent opening or removal of the closure. The latch of the lock can engage a slot in the storage container, a bracket on the storage container, or a strike on the storage container. Alternatively, the latch can engage a mounting bracket on the door or other portion of the door to selectively block movement of a handle for the door. Further, the latch can have a locking device which can selectively block movement of the latch. Movement of the locking device can be selectively controlled by a magnetic key.

Abstract: A handcuff with separate cheek frame halves, each having a lockset cavity portion, with the two lockset cavity portions combining to form a lockset cavity when the two cheek frame halves are joined. An embodiment includes a lighter but stronger rigid pair of handcuffs that includes integral side plates.

Abstract: A door latch apparatus for a door for a vehicle includes a first base member made of metal and including a striker receiving groove, a latch configured to be rotatable about a latch rotary shaft in an engagement direction in which the latch engages with the striker and a disengagement direction where the latch disengages from the striker, a second base member made of metal and arranged to face the first base member with the latch therebetween, the second base member fixed to the first base member, and a load receiving structure receiving an input load when the striker having entered into the striker receiving groove is biased towards the second base member, the load receiving structure receiving the input load with both a first load receiving portion extended from one base member towards the other base member, and a second load receiving portion provided at the other base member.

Abstract: An unlocking device has a release lever that is connected pivotably to a carrier element and is in each case connected via Bowden cables to a catch hook for clip elements in a vehicle hood. The catch hook is moved by the Bowden cables that are actuated via the release lever, counter to the spring force of a spring element into an unlocking position for opening the vehicle hood.

Abstract: A latch for a cabinet is described. The latch may be used to secure a door of the cabinet in a closed position. The latch includes a pawl member that pivots or rotates relative to a pivot plate. The pawl member includes a pawl tip generally opposite of a pawl fulcrum end. The latch includes a striker. The pawl member engages and disengages with the striker. The latch includes a handle that is configured to move. The handle includes an upper end. The upper end is configured to contact the pawl lever end to cause the pawl member to pivot or rotate relative to the pivot plate to disengage the pawl member from the striker.

Abstract: A double jointed hinge mechanism for pivotally coupling a door to a telecommunications chassis includes an first hinge arm configured to be non-rotatably attached to the chassis, a second hinge arm non-rotatably attached to the door, and a third hinge arm pivotally attached to the first and second hinge arms. The hinge mechanism is configured such that the door can be placed in a first open position and a second open position through rotation about first and second rotational axes. In the first open position, the door is in a generally horizontal position and below the first rotational axis. In the second open position, the door is in a generally vertical position and forward of a vertical plane defined by the first rotational axis.

Abstract: The present disclosure provides for a sliding (barn-style) door and methods and hardware for mounting. The sliding barn door includes a door slab and mounting hardware including a top extension and a bottom extension. The top and bottom extensions each have a rectangular face having substantially the same dimensions and configured to lengthen the height of the door slab.

Abstract: Tilt latch apparatus and sashes incorporating the same are described herein. The tilt latch apparatus tilt latch apparatus may provide a convenient mechanism for a user to release the tilt latches on a sash with one hand while controlling movement (e.g., rotation) of the sash with another hand.

Abstract: A vacuum system for use in excavation operations. The system uses a tank having an open end that is closed by a door. The door is opened and closed by a door lifting assembly made up of an upper linkage arm, a lower linkage arm and a hydraulic cylinder. A socket is formed in the upper linkage arm, and a shaft housing is formed in the lower linkage arm. The shaft housing engages with the socket to latch the door closed. The upper linkage arm is attached to the door at a first pivot axis and is attached to the lower linkage arm at a second pivot axis. The lower linkage arm is attached to a side of the tank at a third pivot axis. When the door is open, the second pivot axis extends below a reference plane that contains the first and third pivot axis.

Abstract: A hinge assembly for pivotally connecting an associated appliance lid to an associated appliance body includes a base adapted to be connected to the associated appliance body. The hinge assembly also includes a snubber housing connected to the base. A cam is rotatably supported on the snubber housing, and the cam is adapted to be engaged by the associated appliance lid and rotate about a lid pivot axis in a first direction and in a second direction that is opposite the first direction. A snubber is operatively connected to the snubber housing. The cam exerts a snubber activation force on the snubber when the cam rotates about the lid pivot axis in the second direction corresponding to movement of the associated appliance lid from an opened position toward a closed position and such that the snubber damps movement of the cam when the cam rotates in the second direction.

Abstract: A device for motorically and manually adjusting a second vehicle part relative to a first vehicle part in an adjustment range is provided. The device comprising at least a driving device by means of which the second vehicle part is motorically adjustable in at least one adjustment direction and can be held in an adjustment position within the adjustment range relative to the first vehicle part, wherein the driving device is switchable between a holding position and a release position and in the holding position the second vehicle part is held in an adjustment position via the driving device and in the release position is manually adjustable within the adjustment range, and an electronic control device by means of which the driving device is switchable between the holding position and the release position in response to an operating event triggered by a user.

Abstract: A clip fastening system for securing a window in a window opening without the use of penetrating fasteners is disclosed. The clip fastening system includes a flange that extends in an inward direction from and around the window opening, a groove that is formed through a facing of a window frame of the window and that extends around the perimeter of the window frame, and a clip mutually engaged with the flange and the groove, thereby securing the window frame within the window opening.

Abstract: Disclosed is an external inflator, comprising a lifting pillar (1). A wide fixing plate is provided on one side of the lifting pillar (1), and the wide fixing plate is fixedly connected to one end of a cableveyor (2); the lifting pillar (1) is sheathed with an upper inflating platform (3) and a lower inflating platform (5), wherein the upper inflating platform (3) is above the lower inflating platform (5), the upper inflating platform (3) is fixedly connected to the other end of the cableveyor (2); and a pressing and positioning assembly (4) is provided between the upper inflating platform (3) and the lower inflating platform (5); the lifting pillar (1) also fixes a lower supporting beam (6). The device is able to reduce the waste of inert gas, provide a stable gas-filled concentration, and satisfy the production requirements of large-size hollow glass.

Abstract: A door skin is provided that includes at least one inner panel, an outer body portion surrounding the at least one inner panel, and at least one contoured portion surrounding the at least one panel and interconnecting the at least one panel to the outer body portion. The at least one contoured portion is recessed from the at least one panel and the outer body portion and includes a center base portion that interconnects with the outer body portion via a first sloping portion and with the panel via a second sloping portion. The first sloping portion includes a first angled portion and a first bump. The second sloping portion includes second and third bumps.

Abstract: A personnel access door assembly of an opposing wing of a mine ventilation door. The personnel access door includes a frame including a top portion, a bottom portion, a first post portion and a second post portion, the top frame portion and the bottom frame portion coupled to respective top and bottom ends of the first post and second post portions. The personnel access door further includes sets of trolley wheels affixed to the top or bottom of the frame to engage a top rail or bottom rail affixed on the opposing wing.

Abstract: A sound proofing window system for use with an acoustic door is disclosed. The system includes 2 fully decoupled acoustic reveal formed between 2 acoustic windows, thereby providing a higher level of sound proofing than is achievable with existing art. A decoupled acoustic reveal means that there is no path of contact between the two acoustic windows that is unbroken by soundproofing material. Further, the acoustic windows may be positioned fully or partially outside the thickness of the door to increase the air gap. Prior art systems may attempt to partially decouple the acoustic reveal. A windowed standard 1.75 inch acoustic door according to the present invention provides an STC rating of 56-57, which is far superior to the 35-47 STC rating comparable prior art. The STC rating of the present invention on a 5 inch thick door is estimated at 64 compared to 54 using conventional technology.

Abstract: A safety gate for preventing pets and small children from passing through an opening, the safety gate comprising: a collapsible frame for selective disposition in the opening, the collapsible frame comprising: a resizable base having a first end and a second end, the resizable base being configured so that the distance between the first end and the second end is adjustable; and first and second arms adjustably secured to the first and second ends of the resizable base, respectively, so as to be re-configurable between (i) a collapsed configuration wherein the first and second arms extend substantially parallel to one another and substantially parallel to the resizable base, and (ii) an expanded configuration wherein the first and second arms extend upright from the resizable base so that the collapsible frame comprises a substantially U-shaped configuration defining a space between the resizable base and the first and second arms; and a flexible barrier for adjustable mounting to the collapsible frame so as t

Abstract: An automated ganged louver assembly is adjusted in orientation by an actuator in the louver header that suspends or supports the louver rotation mechanism. The actuator is energized in response to a determination of solar elevation, which is optionally from a light sensor output via a controller. The light sensor employs an optical element to detect at least one of the sun elevation and azimuth, as well as general exterior light levels. The solar elevation and azimuth can also be determined by calculations from the window orientation and latitude. The optical elements and the controller are coupled to at least one of the louvers or the louver header to provide a self contained system that does not require exterior power or controls, unless desired.

Abstract: A slat for use in a window frame having opposing walls may include a wing portion structured to block light, the wing portion having a first end in a longitudinal direction and a second end opposite to the first end; and a first pressure contact part provided at the first end and a second pressure contact portion provided at the second end, the first pressure contact part and the second pressure contact part being structured to press the wing portion against the opposing walls of the window frame to thereby hold the wing portion in place.

Abstract: A dual-use pole used in a non-cord window blind assembly is provided to have a pole shank and a pole head. The pole head has a flange and a driving block. The flange has an end surface located at an end of the pole shank. The driving block is located at an opposing end surface of the flange and it is used to connect and drive a blind slat tilt adjuster to further adjust the tilt angle of the blind slats.

Abstract: An apparatus for installing a window covering is disclosed. A rotational cam member is provided for extending a first piston on one side of a headrail and compressing a second piston on the opposite side of the headrail between a window casing. A lever arm is provided for rotating the rotational cam. Easy installation of a window covering headrail may be achieved as one arm is used to hold the headrail while the other hand is able to actuated the lever arm. Mounting brackets are provided for easy window covering removal after installation.

Abstract: A covering for an architectural opening may include a shade movable between extended and retracted positions, and a wand having a rod with a top end and a bottom end. The top end of the wand may be operatively coupled to the shade via an operating cord and movable to actuate the operating cord to move the shade between the extended and retracted positions. A handle may be coupled to the bottom end of the rod.

Abstract: The present invention, in one aspect thereof, is directed to a daylighting device including: a first, transparent slat configured to bend an optical path of incident outdoor light so as to emit the light in a prescribed indoor direction; a first drive mechanism configured to drive the first slat; and a control unit configured to control the first drive mechanism so as to change an angle of inclination of the first slat in accordance with a position of the sun.

Abstract: Programmable and removable automatic motorized roller shade with color LED night lights is a fully automatic programmable motorized window shade incorporates many functionalities including automatic shade open and close, automatic programmable shade position or shade length position, foldable and removable tubular tubes, rechargeable and programmable wireless remote controls, built-in matching color LED night lights and easy removable color shade fabric. The system automatically open and close depending on the programming parameters, software timers and the light level detects through the photoresistor sensor which is programmed and controlled by the micro controller. The system consisting of two or more tubular tubes joined together with at least one set of quick connecting and disconnecting couplings creating a single removable and foldable tubular tube.

Abstract: A ceiling ladder having a plurality of sections that can be climbed by a user when in an unfolded position into an attic and that can be folded together into a retracted position to be stored above the ceiling. The ladder has a deep step, which has a width greater than the width of other steps of the ladder, in which is located between about 2-5 feet from the floor when the ladder is in the unfolded position so user can stand on the deep step in place objects into the attic without having to climb into the attic. A method. A deep step.

Abstract: Various embodiments disclosed relate to bearing assembly for drilling a subterranean formation and methods of using the same. In various embodiments, the present invention provides a method of drilling a subterranean formation. The method includes flowing a drilling fluid through a drill string disposed in the subterranean formation, with the drill string including a bottom hole assembly including a bearing assembly including a low flow bearing. The method includes flowing a first part of the drilling fluid into contact with the low flow bearing, while simultaneously flowing a second part of the drilling fluid through a bypass channel around the low flow bearing. The method also includes discharging the first and second part of the drilling fluid between the bottom hole assembly and the subterranean formation.

Abstract: The present disclosure relates to the technical field of well drilling speed acceleration devices, and particularly to a torsion impact speed acceleration device, comprising: a main body (1), an anvil (2), an impact hammer (3), a conversion member (4), a mandrel (5) and a throttle nozzle (6); an inner limiting boss (7) is provided at an upper inner side of the main body (1), a drainage member (9) is mounted between the inner limiting boss (7) and the anvil (2), and a lower conical annular platform (24) which is a frustum having a wide upper portion and a narrow lower portion is provided at an upper inner side of the throttle nozzle (6). The present disclosure has a reasonable and compact structure and is convenient to be used.

Abstract: A stacked-plate system for a backreamer. The backreamer has a set of plates disposed about a central shaft for providing fluid for use in reaming operations. A distributor plate forms a cavity within a plate assembly for receiving fluid from the central shaft through radial fluid ports. Fluid from the cavity is then expelled through nozzles that overlay the cavity in a separate plate. The direction of fluid flow at the nozzles is axial, rather than toward the sidewall of the enlarged bore.

Abstract: A method for drilling out a plug includes directing a hybrid rotary cone drill bit having a plurality of rotary cones into a borehole lined with a casing. A body of the plug is drilled out using milled teeth formed in the hybrid rotary cone drill bit. A slip of the plug is drilled out using cutter inserts secured into the rotary cone where the slip contacts the casing. The drilled out plug is directed up the borehole using a drilling fluid.

Abstract: A drill bit insert attached to a tip portion of a drill bit to perform drilling, includes: an insert body (1) that includes: a rear end portion buried in a bit body of the drill bit; and a tip portion protruding from a surface of the drill bit and tapered toward a tip side of the insert body, in which a surface of at least the tip portion of the insert body (1) made of polycrystalline cubic boron nitride compact (4) sintered using a catalytic metal containing Al and at least one selected from the group consisting of Co, Ni, Mn, and Fe and containing 70 vol % to 95 vol % of cubic boron nitride.

Abstract: An arrangement for feeding at least a part of a drilling machine in at least a first direction. A drilling system and a method are provided. The arrangement includes a first end portion, a second end portion, an outer cylinder, a piston and a piston rod. The piston and the piston rod are displaceably arranged in the outer cylinder such that the piston and the piston rod, the outer cylinder and the end portions delimits a first chamber and a second chamber for a pressure medium in the outer cylinder on a respective side of the piston. A valve is connected to the first chamber for reducing the pressure medium in the first chamber. The valve is arranged to be opened at an increased pressure in the second chamber.

Abstract: Flowline components are assembled into high-pressure fluid transportation systems by a flange union. The flowline component comprises a body defining a substantially cylindrical central conduit. The conduit extends between first and second flat union faces and is adapted to conduct fluids through the body. The union faces are adapted to provide a mating surface for a flange union between the component and another flowline component. Accordingly, the union faces have a plurality of holes adapted to accommodate threaded connectors for forming the flange union. The holes are arranged in a defined array extending angularly around the conduit. Importantly, the array of holes on the first union face and the array of holes on the second union face are offset angularly relative to each other by an angle ?. It will be appreciated that such components may allow changes in the direction of a flow line.

Abstract: A rotary steerable drilling tool and a method according to which a universal joint is sealed. In one embodiment, the method includes providing the collar, the shaft, the universal joint, and first and second shoulders between which the universal joint is positioned; providing first and second self-energizing seals between the collar and the shaft on opposite sides of the universal joint; rotating the collar and the shaft; seating the first self-energizing seal against the first shoulder; and seating a second self-energizing seal against the second shoulder. In one embodiment, the universal joint includes a convex surface formed on the shaft; a first concave surface extending circumferentially about the shaft and adapted to mate with the convex surface to carry a first axial load; and a spacer ring defining a second concave surface adapted to mate with the convex surface to carry a second axial load.

Abstract: A stop collar for a tubular includes an inner ring configured to engage the tubular and having a waveform profile. The waveform profile includes a peak and a base. The stop collar includes an outer ring configured to be disposed around the inner ring and configured to compress the inner ring. A method for assembling a stop collar for a centralizer on a tubular includes positioning an inner ring around the tubular, the inner ring including a profile and compressing the profile against the tubular by disposing an outer ring around the inner ring.

Abstract: A floor wrench for a drilling rig floor is provided. The wrench can include a tong assembly having upper and lower tongs made up of articulated tong blocks that can move and lock together to enclose and make or break a joint between sections of drilling pipe. Each tong block can include a pair of die ram assemblies wherein each tong can have dies to grip the drilling pipe around its circumference. The tong assembly can be mounted in a frame configured for horizontal and vertical movement to and from the pipe joint. In some embodiments, the wrench can further include a pipe spinner having motorized spinners that can spin the upper pipe to form the joint prior to torqueing the joint together, or for uncoupling the upper pipe after the joint is broken.

Abstract: Systems, apparatus and methods are described where a heater is arranged adjacent to a pipe make/break vise assembly to heat a female tool joint of two pipe sections connected by threads to facilitate breaking or disconnection of the joint. The heater can have any configuration or can be used in any manner to result in even heating around the circumference of the female tool joint. In addition, the heater can be incorporated into the same apparatus as the make/break vise assembly, or the heater can be an apparatus that is separate from the apparatus containing the make/break vise assembly. In one embodiment, the heater can be used as a stand-alone heater to heat the female tool joint.

Abstract: A high pressure seal assembly for connection to an upper and lower connector pipe. The seal assembly includes a lower seal assembly surrounding a lower end of a rotating pipe, e.g., a washpipe. The lower seal assembly includes a first and second seal ring that define an annular space. The seal rings have a simple cross-section and are identical, thereby facilitating ease of manufacture and assembly. High pressure seals are received within annular spaces of the respective seal rings. The high pressure seals define inner surfaces that have a layer of self-lubricating polymer for engaging the rotating pipe. The high pressure seals define a pressure facing cavity that receives a high pressure ring that mitigates the spreading of the body of the high pressure seals due to pressure and that prevents the seal from extruding through an adjacent gap. An excluder seal prevents debris from entering the seal assembly.