Abstract: A plurality of color-coded lockbox tags that attach to a lockbox and visibly communicate a corresponding plurality of showing instructions relative to the lockbox. Where the underlying lockbox includes an entry mechanism involving an infrared port, the lockbox tag may include an aperture or window to expose an infrared port. A plurality of optional placards may also be provided to augment or override the primary showing instructions of the lockbox tag.

Abstract: An organizational device that includes an elastic band, and a label portion mounted on the band is described. The label portion includes a writable member that includes a writing surface of oriented polypropylene for writing and erasing thereon, and a mounting portion affixing the writable member to the band. The elastic band and the label portion form a closed loop.

Abstract: A method for controlling a lifetime of a firearm including, but not limited to limiting a number of rounds a firearm can fire, wherein after a certain number of rounds have been fired, the firearm is rendered incapable of firing more rounds.

Abstract: A rail arrangement, which is adapted for mounting one or more accessories on a frame portion of a firearm, includes a supporting frame for attaching to the frame portion of the firearm along a longitudinal axis thereof and a rail system. The supporting frame includes a top mounting rail arranged for longitudinally extending on the frame portion, and two angled mounting rails inclinedly and sidewardly extended from the top mounting rail. The rail system includes one or more mounting structures providing of the top mounting rail and two angled mounting rails of the supporting frame for detachably mounting the accessory at one of the top mounting rail and the angled mounting rails of the supporting frame so as to selectively adjust a position of the accessory with respect to the firearm.

Abstract: A firearm handgrip with a collapsible and concealable bipod positioned within the handgrip. The bipod enables tracking of the horizontal angle of the firearm. Specifically, the bipod is quickly deployable by pressing a button that activates a highly reliable release mechanism. Upon bipod deployment, the shooter is free to place the bipod on any surface, including uneven surfaces wherein the bipod legs are positioned on different heights so that the bipod maintains stability. The bipod enables panning (horizontal rotation), tilting (up-down) and canting (right-left) of the firearm. Additionally, after panning the firearm and subsequently lifting the bipod from the surface it lies on, the bipod's legs automatically realign to a plane perpendicular to the firearm, thus tracking and adjusting to the new horizontal angle of the firearm.

Abstract: A bipod mount with an integral hand-grip for mounting a bipod supporting grip assembly to a “picatinny” mounting rail structure as are often affixed below the forearm stock of a firearm such as a military rifle (e.g., as per standard MIL-STD-1913) includes a hand grip that, in a first configuration, conceals an un-deployed bipod's frame. The bipod frame includes a pair of extensible/retractable legs, each having a pair of telescoping sections to enable the height of the bipod to be adjusted as desired.

Abstract: A gun attachment mounting structure is disclosed to include a base member, which has a coupling groove for coupling to a top coupling bar of the gun body of a gun and locating holes extending from two opposite sides of said coupling portion, retaining members mounted in the base member, each retaining member having two springy clamping arms respectively inserted through the locating holes for clamping the top coupling bar to secure the base member to the gun body, and swivel locking control members respectively mounted in the base member and rotatable to lock the base member to the top coupling bar of the gun body after coupling of the coupling groove to the top coupling bar.

Abstract: A sighting system for a fire arm, e.g. machine gun includes front and rear sight assemblies. The rear sight assembly has a pivotal L-shaped member having two different sized apertures. Pivotal and windage lateral movements of the L-shaped member are achieved via a threaded shaft and a knob held in place via a detent screw/plunger assembly. The L-shaped member is secured in place via the detent plunger spring assembly. The front sight assembly is configured for windage lateral movement and has a sight post that is raised and lowered and secured in place via detent plunger spring assemblies. Another embodiment includes a rear sight assembly which may be configured for windage lateral movement. Detent plunger spring assemblies secure an aperture member of the rear sight assembly and the front sight assembly during operation of the fire arm, and the front sight assembly is configured for elevational and windage lateral movements.

Abstract: An eyepiece of a firearm scope includes a spring positioned between a shock mount and an ocular lens, wherein the spring holds the ocular lens a predetermined position from an objective lens of the scope when the spring is in an uncompressed state. During recoil of the firearm, the spring compresses to allow the ocular lens to travel towards the objective lens, thereby increasing an effective eye clearance distance between the ocular lens and a shooter. Following recoil, the spring expands to return the ocular lens to the predetermined position. The spring compresses again during impact of the eyepiece with the shooter's face, thereby partially absorbing the force of the impact and reducing the chance of injury to the shooter.

Abstract: A device for electronically and optically counting objects, such as fish, animals, vegetation or other materials, as they are placed into a container. As objects are placed into the container, they lower a flap or flaps and fall through the opening to the container. A light source, such as a laser or LED, is directed toward a light detector in such a way as to be disrupted by the flap (s) as the animal falls into the container. A light detector detects said disruption of the light and signals the electronic circuit to add to the number previously counted. A light spring or similar mechanical energy storage element returns the flap or flaps to the original position. Various methods of communicating the count are provided. The preferred method of communicating the count is via an integrated visual display. The preferred method of powering the device is by the use of one or more electric battery. Various methods of electrically powering the device are provided.

Abstract: Devices and methods are disclosed for repelling elasmobranchs with high-pull-force magnets, including devices and methods for reducing by-catch in commercial fisheries and protecting humans from attacks by elasmobranchs.

Abstract: The invention relates to a knot for linking two lines, ropes or similar, such as a float line or a ballast line and a mounting yarn having at least one netting connected thereto. The invention is characterised in that it comprises the following steps consisting in: forming a loop with the first line, said loop comprising two strands which are connected at the tip of the first loop and which separate from one another at the base of the first loop; bending the upper part of the first loop downwards and placing the lower parts of the strands between the upper parts of the strands that are connected at the tip, such as to form a second loop; forming a third loop with the lower parts of the strands under the second loop; introducing the third loop into the second loop; and separating the end of the third loop from the lower parts of the strands, such as to form the knot.

Abstract: A mosquito-killing LED lamp also serving as a lighting fixture includes an LED light source, one or a plurality of light board comprised of multiple UV LEDs and multiple visible light LED arranged in array; a power supply combined in modular with the LED light source to output power to drive those UV and visible light LEDs; and a casing containing the light board, one or a plurality of electric shock mesh holding against the light board, and one or a plurality of barrier on a surface of the casing; the power supply being electrically connected to one or a plurality of high voltage transformer, which in turn being electrically connected to the electric shock mesh to seduce and killing mosquitoes.

Abstract: The present invention relates to a novel alkyl-ester (s) composition derived from rapeseed and sunflower, in particular from Brassica napus and Helianthus annuus. The present invention also to a process for the preparation of said novel alkyl-ester (s) composition. It also relates to the use of said composition in diesel engines in its pure form or blended with another composition, e.g. with fuel.

Abstract: The invention relates to a process of producing biodiesel via transesterification reaction where the feed of vegetable oil and/or animal fat is atomised prior to the reaction. The process is suitable for continuous production of biodiesel.

Abstract: A method comprising applying controlled flow cavitation apparatuses and holding tanks to a pretreatment process in order to reduce the free fatty acid content of a biodiesel feedstock. A feedstock comprising a high content of free fatty acids can be passed through controlled flow cavitation apparatuses and holding tanks at a velocity capable of generating hydrodynamic cavitation zones and subsequent dwell times where the free fatty acid content can be reduced to below 2%.

Abstract: Disclosed is a novel synthetic fuel as alternative to diesel, wherein said synthetic fuel comprises branched esters and wherein the fuel having improved fuel properties such as zero aromatic, zero olefin, zero sulphur, low pour, high cetane diesel fuel with improved lubricity and oxidative stability. Further, the present invention provides a method of preparation of said esters.

Abstract: A lignin plastics solids mass containing lignin solids and liquids with up to 85% liquids can be partially dewatered by heating the lignin plastics solids mass to above a critical temperature at which time the lignin plastics solids agglomerate into lower moisture granular solids with between about 45% to 55% liquids releasing excess liquid which can be easily removed from the solids. The process is particularly useful for lignin plastics solids removed from black liquor from paper mills, or for similar lignin plastics solids masses, which can contain up to 85% liquids and which need to be dried to form useful lignin solids, which can be used for example for fuel. The dewatering process can be combined with the process for separating the lignin from the black liquor to separate the dewatered lignin directly from the black liquor.

Abstract: Measurements are taken of moisture, BTU/lb (British Thermal Units per pound), ash, forms of sulfur, volatile material, grindability, and absorption properties of any of a wide variety of mine-run solid fuels. Using that information, a dry electromagnetic process technology has been developed that can be controlled and monitored to selectively alter and enhance metallurgical solid fuel properties. Specific changes include altering the mechanical structure and chemical composition of solid fuels such as coal, coal coke or petroleum coke, increasing the BTU/lb to optimum levels, decreasing all forms of sulfur, and decreasing ash, while maintaining the BTU/lb of the fuels. A new family of solid fuel designer coals not found in nature can be produced via these methods and apparatus.

Abstract: The golf course bunker boundary protection system includes a central section located adjacent to the wall of a bunker, a plurality of lower anchors coupled to the central section and located below the sand in the bunker and above the soil in the bunker below the sand, and a plurality of upper anchors coupled to the central section and located between the grass surrounding the bunker and the soil. The upper anchors include a means for attaching the upper anchors to the grass, and the lower anchors include a means for securing the lower anchors to the soil, such as staples, pins, or nails. Advantageously, the upper and lower anchors and the central section are formed of one piece of thin, flexible polymeric material.

Abstract: A method of covering a floral grouping by providing a wrap constructed of a flat sheet of material, the wrap having an opening disposed within the sheet of material, and inserting a portion of a floral grouping through the opening in the wrap, and wrapping the wrap about the floral grouping.

Abstract: An artificial soil and a method for growing vegetation on a sloped surface using the same are disclosed. The artificial soil is produced by mixing peat or grass peat in a concentration of 15˜40% by volume, paper chip or pulp chip in a concentration of 20˜43% by volume, saw dust or bark or wood chip in a concentration of 5˜30% by volume, fermented animal waste or dried animal waste in a concentration of 7˜30% by. volume, and a microbe activator, frisol F in a concentration of 2˜10% by volume; and by adding clay or Silt (SILT) or granular soil in a concentration of 20˜45% by volume to the mixture.

Abstract: A wrapper for wrapping a flower pot and/or floral grouping or another item such as a basket. The wrapper is constructed of a sheet of material having an extension attached to a portion of the sheet of material. When the wrapper is formed about a flower pot, floral grouping, or other item such as a basket to form a decorative cover, upper edges of the sheet of material and extension cooperate to form a skirt portion preferably having at least two separate edges providing a “two-sheet” effect in the decorative cover. The wrapper may have extensions on opposing ends of the sheet of material and may having one or more additional overlapping extensions.

Abstract: A plant package includes a flower pot containing a floral grouping and a flexible sleeve which may be provided with detaching elements at preselected areas. The sleeve may be secured about the flower pot by a banding element when the flower pot is positioned within the sleeve. When the sleeve is positioned about the flower pot, a decorative lower portion of the sleeve contains the flower pot, and a skirt portion of the sleeve is disposed about a lower portion of the floral grouping contained within the flower pot.

Abstract: A tree balling system automates the current tree balling method and greatly reduces strenuous physical labor. A novel wire basket having projections with hooks is provided for securing the earth ball of a plant for transplantation. Wrapping and tensioning a tensile member around these hooks encloses the projections around the earth ball. A balling station is also disclosed which has a stand for supporting and rotating the wire basket and plant. The balling station includes a tensile member guide and a tensioning component. The balling station is preferably located on a transportable vehicle and is equipped with unloading features for discharging the wrapped earth ball. A powered tensioning device tightens the wire basket around the earth ball. A hook forming device is also disclosed wherein the hook forming device can modify conventional wire baskets.

Abstract: A planter insert extends the usefulness of a planter by creating a plurality of containers that fit within a planter. The containers may be supported by a planter platform suitably adapted to fit within the inside of the planter. The planter platform may suitably include an expansion member adapted to stabilize the planter platform. A suitably planter platform may also be modular enabling the planter platform to be disassembled and suitably stacked during storage or shipping.

Abstract: An outdoor garden apparatus may include a container for containing a plant growing medium therein and having an open top exposed to rainfall, a reservoir filled with nutrient enriched water, and a pump connected in fluid communication between the reservoir and the container. The outdoor garden apparatus may also include a rainfall sensor for detecting rainfall associated with the container, and a controller. The controller may cooperate with the pump for selectively flooding the nutrient enriched water into the container from the reservoir and thereafter draining the nutrient enriched water from the container back into the reservoir. The controller may selectively flood the nutrient enriched water based upon the rainfall sensor.

Abstract: A generally upright reactor system for gasifying a feedstock. The reactor system generally includes a main body, at least two inlet projections extending outwardly from the main body, and at least one inlet positioned on each of the inlet projections. Each of the inlets is operable to discharge the feedstock into the reaction zone.

Abstract: A fly-stream gasification device for a process that employs powdery or liquid fuels—where liquid fuels are to be understood as oils, or oils containing solids, and water or oil suspensions containing fuels ground to the consistency of dust or inorganic additives—at pressures of between ambient pressure and 8 MPa and gasification temperatures of between 1,200 and 1,900° C., and which has a gasification means containing free oxygen, comprising a gasification chamber, a quenching device, and an element that belongs to the crude gas tract and ducts the crude gas, is embodied in such a way that an element ducting crude gas is made of heat-resistant carbon steel and furnished on surfaces in contact with the crude gas with an anti-stick layer able to withstand a temperature of 250° C. for preventing the carbonates that form from sticking.

Abstract: A production method for civil mixed fuel gas with light hydrocarbons mixed with air and coal gas, which is characterized in that the preparation method of the said civil mixed fuel gas is as follows: a. filtering liquid light hydrocarbons, and pressuring; b. heating and gasifying the light hydrocarbons in the heating gasifier; c. mixing gasified hydrocarbons with air or pressured air in a mixing chamber to form a mixture of light hydrocarbons and air; d. storing the mixture in a middle gas-storing tank after measured by oxygen meter; e. mixing coal gas and light hydrocarbons mixed with air in a gas-mixing chamber to form mixed fuel gas; f. storing the mixed fuel gas in a gas-storing tank after measured by oxygen meter; g. transmitting and distributing the mixed fuel gas to user terminal in a low or middle and low pressure two grade form. The present invention makes use of the liquid hydrocarbons with boiling range below 80 deg. C.

Abstract: An apparatus for preventing a lid from being undesirably opened. The lid is rotatably coupled to a vehicle tray. The apparatus includes a spring provided under the vehicle tray; and a stopper provided under the vehicle tray. The stopper is coupled at one end to the spring, so that, when a force greater than a predetermined force is applied to the stopper in a direction away from the spring, the stopper overcomes the elastic force of the spring and slides to a position at which it prevents the lid from opening. One-way sliding sawteeth are provided on a lower surface of the vehicle tray and on an upper surface of the stopper. The sawteeth engage with each other when the stopper slides to the position at which it prevents the lid from opening, such that the stopper is prevented from returning to its original position.

Abstract: A child safety window block consists of a block of material of which one face has a tacky adhesive. The block by the adhesive can be affixed to a window frame to limit the opening travel of the window to a ventilating gap which is too small for a child to pass out of the window. One block variation is a design with a push button switch which activates a sounder and which is reset to off by a concealed switch accessible with a narrow pointed tool. Another design incorporates a radio wireless button. The wireless receiver door bell sounder can activate any of a variety of attached security alarm features. Another variation uses a magnet or Velcro as part of the block fastening mounting.

Abstract: The present invention concerns a glass attachment and method of assembly for a movable vehicle window, particularly in a vehicle door. A pair of glass clips are attached to a window glass, and a pair of carriers are mounted and retained in a door by cable sets. A snap-in installation is performed by sliding camming guide shoulders on the carriers into channels formed by cam engagement flanges on the glass clips. As the camming action takes place, the carriers are lifted into use positions and catches on the glass clips engage catch openings on the carriers to secure the components together. Grooves in the carriers direct the cable sets, the ends of which are retained in the carriers by ferrules and cable take-up springs.

Abstract: Provided are an apparatus and method for opening and closing a window by slidably moving a movable window sash or door (hereinafter collectively called a ‘movable window sash’) with respect to a fixed window sash or door (hereinafter collectively called a ‘fixed window sash’). The apparatus is designed such that the movable window sash cannot only slide along a rail mounted within a blank frame but also be separated from a roller to move back and forth from any position on a rail toward the blank frame or the fixed window sash in a perpendicular direction with respect to a length direction of the rail, thus allowing the entire seal member interposed between either the blank frame or the fixed window sash and the movable window sash to be uniformly pressed in the perpendicular direction. Thus, excellent soundproofing, air tightness (windproofing), water tightness, insulation performance, and wind pressure resistance can be provided.

Abstract: Modular drop-glass window assemblies include a vertically slidable pane, at least one stationary pane having an inboard vertical edge proximate to the exterior surface of the slidable pane and framing holding the stationary pane(s) and at least partially defining a window opening that is opened and closed by movement of the slidable pane. The framing includes vertical frame portions defining run channels for guiding the slidable pane between its open and closed positions. No portion of the vertical frame portions extends exteriorly beyond the plane of the exterior surface of a stationary pane.

Abstract: The present invention is directed to a formed construction element for providing drainage from beneath an entry door threshold. The formed construction element comprises a rectangular base having left and right sidewalls, a back wall and a front edge to which a front flange attaches. The rectangular base is adapted for attachment to a subfloor and for receiving a threshold. Further, the rectangular base has an upper planar surface comprising a plurality of channels extending from the back wall to the front edge, and the channels are pitched to carry fluid by gravity flow from the back wall front edge of the rectangular base. The front flange comprises a plurality of vertically oriented ribs for creating a drainage volume between the front flange and an attached kickboard.

Abstract: A system for impeding air or liquid penetration through an entry into the interior of a structure includes a door mounted to a door frame. The door frame includes at least one integral cavity. The system also includes a dual-sealing system between the door and the door frame. The dual-sealing system includes an inner seal and an outer seal. A drainage cavity is defined by a region bounded by the inner seal, the outer seal, the door, and the door frame. A gap is formed in the outer seal that permits equalization of pressure of the cavity with external atmospheric pressure.

Abstract: A car door is constituted by a main body which includes an outer panel and an inner panel combined together, a door lower half, and a rising part extending upward from the door lower half and facing with a side edge of a roof via an upper part thereof, and a bracket-shaped sash assembly constituted by a front longitudinal sash whose bottom edge is joined to a front upper end of the door lower half, and a roof-facing sash extending from an upper part of the front longitudinal sash and joined to an upper end of the rising part.

Abstract: Provided herein is a door for a mobile housing including a frame having an area of enclosure, with a plate disposed on the frame within the area of enclosure. Further provided is a stationary pane disposed on the frame within a portion of the area of enclosure. A movable pane is slidably disposed on the frame within a portion of the area of enclosure, having an open and a closed position. The movable pane is fitably received by the plate when in the closed position. The movable pane provides a handle access area within the area of enclosure that is operable in either the open or the closed positions of the movable pane.

Abstract: A method for making a pad conditioner, includes: (a) providing a first substrate having a grain-mounting surface, and a plurality of diamond abrasive grains, each of which has a retained portion and a cutting portion with at least one sharp corner; (b) forming a plurality of recesses in the first substrate, each of the recesses having a sharp closed end and an enlarged open end, and diverging from the sharp closed end to the enlarged open end in a manner to have a shape corresponding to that of the sharp corner of each of the diamond abrasive grains; (c) disposing each of the diamond abrasive grains in a respective one of the recesses; (d) forming a second substrate on the grain-mounting surface of the first substrate; and (e) removing the first substrate.

Abstract: Covers for mounting onto upper edges of drainage channels or similar surface water drainage arrangements are well known, which are mounted onto the drainage channel by means of fixing devices. To simplify construction, storage and assembly it is proposed that the cover include a frame to which fixing means are attached and which includes devices for the retention and fixing of surface elements. The surface elements may be formed in various ways.

Abstract: A desktop including a first portion and a diagonal portion oriented diagonally with respect to the first portion. Both the first portion and diagonal portion each have a top surface, a bottom surface opposite said top surface, a plurality of side surfaces, and first and second longitudinal axes, respectively, that substantially bisect each portion. The first portion and diagonal portion are oriented so that the first longitudinal axis and the second longitudinal axis are diagonal to one another. The desktop also includes a return portion having a top surface, a bottom surface opposite the top surface, and a plurality of side surfaces. The return portion is joined with the first portion and has a third longitudinal axis that substantially bisects the top surface of the return portion. The third longitudinal axis is substantially perpendicular to the first longitudinal axis.

Abstract: In one embodiment, the disclosure relates to a free-standing structure which includes an eight-sided roof perimeter; at least four geodesic structures extending from four sides of the eight-sided roof perimeter and supporting the perimeter; and at least four legs, each leg structurally corresponding with one of the at least four geodesic structures for upholding the free-standing structure.

Abstract: A paver or landscape edging is provided with enhanced anchoring means. The edging has an elongated, longitudinal strip with a paver-facing surface and an opposed surface, and extensions extending from the opposed surface of the elongated strip, each comprising a first wall edge and a bore for receiving a fastener such as a spike or stake. A strap member extends between neighbouring extensions, offset from the first wall edge and defining a gap, or anchoring region, when the edging is placed on a substrate. The installed edging may be anchored by fasteners, and by root systems of a concealing layer placed over the edging that grow around the strap member. In addition, a method for installing pavers provides for the fixing of a portion of the edging on the substrate prior to cutting a strap to allow the edging to be deformed in conformance with a curved or irregular boundary.

Abstract: A material for covering a surface of a home or building is provided in the form of a flexible laminate having a fastening side comprising a sheet-form fastener component, and an opposite side formed by a sheet of paper laminated to the fastener component to increase the dimensional stability of the fastener component for covering and fastening over a wide area. The fastener component can have either hooks or loops. The laminate is particularly useful for laying flooring with low backlash between adjacent pieces.

Abstract: Legs are anchored to a mobile building and preferably also to the ground, concrete, or other supporting surface, so that the building cannot be blown or shaken off of the legs, the legs preferably cannot slide/skid along the ground, and the legs preferably cannot twist or collapse. Each leg may be hinged and/or clamped to a girder of the building. A leg upper portion is an open, generally triangular, box-like case, which resists deformation, tilting, and twisting, and which includes an abutment plate for abutting against and supporting the girder. A leg stem is slidable in the upper portion, wherein upper and lower locking members such as threaded nuts lock the leg stem in place relative to the upper portion to make the leg a single, rigid unit. A foot, having a multiple-direction pivot connection, may be fixed to the ground or to a block or other supporting surface.

Abstract: An exemplary solar roof includes a roof body and a flexible solar cell layer covering the roof body. A surface of the solar cell layer for receiving sun rays forms at least one part of an exterior surface of a dome. The solar cell layer includes a flexible substrate formed on the roof body, a back metal contact layer formed on the substrate, a P-type semiconductor layer formed on the back metal contact layer, a P-N junction layer formed on the P-type semiconductor layer, an N-type semiconductor layer formed on the P-N junction layer, and a front metal contact layer formed on the N-type semiconductor layer.

Abstract: A nationwide bulk materials rapid distribution network and apparatus (i.e. an improved grain elevator) for rapid distribution of any bulk materials including dry bulk, liquids, liquefied gases, and vapor gases is disclosed, comprising the transloading of all kinds of incoming land based pipelines, barges, ships, freight cars, trucks, and grain trailers (hereinafter transport vehicles collectively) unloaded into the receiving means of the apparatus for loading to other transport vehicles through a load out spout emanating from the spout floor on the other side of the grain elevators for dry bulk or by outgoing pipeline to the transport vehicles. The incoming transport vehicles can then be returned to service as quickly as possible for re-deployment, thus minimizing demurrage, and the loaded transport vehicles can be dispatched to the user sites where the materials are needed with minimum delay.

Abstract: A shutter assembly includes a first and second shutter panel, where each panel includes a missile-repelling membrane panel, a frame having an elongated hollow body with inwardly disposed wall elements forming an inwardly facing U-shaped channel adapted to retain the membrane panel on at least two sides, and a membrane-retaining element separably attachable to the frame, allowing the membrane panel to be removed from the frame or secured within the frame.

Abstract: The present invention relates to a curtain which is suitable as shatter protection and has optical and thermal functionality. Curtains of this type are required in particular in order to protect buildings for example during terrorist attacks. This fundamentally relates to any type of building, in particular however, office buildings with large areas of glass. The fundamental concept of the present invention is to provide curtains which absorb the huge amount of energy, for example of an explosion, however also irreversible damage of the curtain being able to be accepted. It is thereby essential that the curtain absorbs the acting energy and inter alia prevents any possibly occurring fragments of a glass façade being thrown into the room and being able to injure people there. The curtain is configured for this purpose as an internally situated or externally situated curtain, advantageously as a slatted curtain/shutter or even as a roller blind.