Abstract: A gabion includes panels of metal meshes that can be assembled so as to form a casing for receiving a bulk of filler material such as pebbles, natural rock fragments, wood chips or the like and/or a mixture of said materials. The gabion further includes at least one flexible sealed pouch provided with gripping members and configured to be inserted between the assembled panels.

Abstract: Building accessible for persons, in particular a garage, comprising a load bearing structure, wherein at least a part of a facade of said building is formed by a textile, wherein at least 30% of the total surface area of the facade is open to air. Preferably the textile has a coarseness such that at least 30% of the total surface of said textile is open to air.

Abstract: The present invention relates particularly to photovoltaic systems for use in photovoltaically generating electrical energy. One aspect of the invention is a photovoltaic roofing system including a plurality of photovoltaic elements contiguously disposed on a roof deck arranged in at least two horizontal rows, defining a photovoltaic area; a plurality of roofing elements disposed adjacent the contiguously-disposed photovoltaic elements, along their side edges; side flashing disposed along the side edges of the contiguously-disposed photovoltaic elements, the side flashing having a flange facing away from the photovoltaic area at least partially disposed between a roofing element and the roof deck, and a structure at least partially disposed on the surface of the photovoltaic element or at least partially disposed between a photovoltaic element and the roof deck.

Abstract: A photovoltaic module assembly includes a photovoltaic module and a base layer. The photovoltaic module has a bottom side, a top side, a main body, and a peripheral edge strip. The peripheral edge strip includes a plurality of apertures formed therethrough. The base layer is disposed adjacent the bottom side of the photovoltaic module. The base layer has an underlying portion and a flap portion. The flap portion is folded over the peripheral edge strip of the photovoltaic module, and is disposed adjacent the top side of the photovoltaic module. The flap portion is attached to the underlying portion of the base layer through the plurality of apertures in the peripheral edge strip. The photovoltaic module is thereby secured to the base layer.

Abstract: A holding and fastening device (1) has means for holding at least one photovoltaic module or solar collector module in an alignment suited for the intended use. The device has fastening means for fastening to a roof surface, that allow for a simple and secure attachment of solar modules even to flat roofs while preventing damage to the roof structure and without impairing the leak tightness of the roof. The fastening means have at least one flat support section (7) with a support surface for the plane-parallel support on the roof surface. The support sections (7) may be covered with an adhesive panel, preferably a bitumen panel (18), that can be glued or welded to existing panels on the roof surface. Older roofs can be pretreated for better adhesion.

Abstract: A flood barrier system for windows for inhibiting a water breach into a residential or commercial structure. The flood barrier is adapted to fit within a retaining wall cavity using an expansion member to assist a mechanical seal so as to stop water intrusion. The barrier operates with an extruded frame having vertical reveal members and high strength glass. A sealing joint is fitted about the retaining wall and the flood barrier's vertical reveal members for inhibition of flood seepage. The sealing joint, having at least three surfaces forming an open end and a tapered end, is anchored at the bottom wall of the extruded frame member and about the glass flood barrier's vertical reveal members at least 12 inches above the base flood elevation level. Alternatively, a flood panel can be installed in front of the windows for additional protection against water intrusion into the residential or commercial structure.

Abstract: A portable skylight replacement safety assembly that includes a first and second support frames releasably connected to each other and having a plurality of support handles and support members which extend substantially perpendicularly from the first support frame for supporting the first support frame on and/or over the skylight on a working surface at a predetermined distance.

Abstract: Disclosed is a jamb assembly for a door having a novel structure, capable of representing a wooden feel and reinforcing the strength for a specific region by improving the structure of the jamb assembly coupled with an opening of a wall surface for the installation of the door. The jamb assembly is installed along an inner peripheral surface of an opening of a wall surface for installation of a door and constituting a door frame. The jamb assembly includes an outer skin section constituting an outer portion of the jamb assembly and having a surface molded with various patterns such as a wooden pattern, and a body core section surrounded by the outer skin section, constituting an inner frame portion of the jamb assembly, and fixedly coupled with the opening of the wall surface for the installation of the door.

Abstract: Jamb connectors for finishing a penetration in concrete or masonry construction, the jamb connectors coupling a first jamb with a second jamb that is adjacent to the first jamb and having a first portion with two segments lying substantially in a same plane and positioned at a predetermined angle from each other, each first portion segment being configured for coupling with an associated surface portion of an associated one of the first and second jambs, and a second portion having two segments that are each coupled to corresponding segments of the first portion, each second portion lying at an angle equal to the predetermined angle from the other second portion and second portion being configured for positioning about the intermediate portions of one of the first and second jambs.

Abstract: The window for a building structure has a window frame (3), a sash (2) and a pane (1) including at least one sheet of glass or other glazing material. The sash (2) is moveable relative to the frame (3) by means of a hinge connection including a set of frame hinge parts (32) and a set of sash hinge parts (22). The sash (2) carrying the pane (1) includes at least a first element (4) surrounding the pane (1) and formed as a moulded border element which at least partially encases an edge of the pane (1). The first element (4) has at least one functional face to which the set of sash hinge parts (22) of the hinge connection is adapted to be connected. The sash (2) may include further elements (5, 6, 7, 8) for insulating, covering and/or aesthetical purposes.

Abstract: A spacer for an insulated glass unit includes a spacer frame with a back surface and a pair of opposed sides which define a hollow interior, wherein desiccant material is introduced into the hollow interior through the back surface at a series of spaced locations along the back surface and the back surface of the spacer frame is subsequently sealed. A flexible spacer is disclosed with a hollow interior which is sufficiently flexible as to be supplied in coil form to an IG assembly line. The flexibility can be provided to the spacer through the construction of a thin-walled profile, a plurality of kerfs or notches across the back of the spacer frame into the sides, a plurality of kerfs or notches across the front of the spacer frame into the sides, a plurality of kerfs or notches across the opposed sides of the spacer frame, and mixtures and combinations of these design features.

Abstract: A method includes substantially filling with joint sealant first and second kerfs in upper and lower ends, respectively, of a curtain wall member. A locating-and-retaining member of a latching member is embedded in the first kerf's sealant. A receiving-and-retaining member of a first bracket is embedded in the second kerf's sealant, the wall member initially extending upwardly and angularly outwardly relative to the first bracket. The wall member is pivoted inwardly such that an end of a nominally horizontally-disposed portion of the latching member slides along a lower surface of a supporting member of a second bracket causing the latching member to rotate downwardly, compressing foam tape beneath the horizontally-disposed portion. The end of the latching member moves past a locking member until a latch comes into latching engagement with the locking member, the foam tape decompressing and maintaining the latching member in engagement with the lower surface.

Abstract: A modular system for cladding exterior walls of a structure and insulating the structure walls provides thermally isolated vertical girders secured to a structural wall. The thermally isolated vertical girders positionally maintain insulation adjacent the structure and provide a means for mounting exterior wall cladding to the structure. Planar wall panels carrying exterior wall cladding elements mount directly or indirectly to the vertical girders. Corner elements, carrying exterior corner cladding elements interconnect with the underlying system and visually appear to interconnect with adjacent edge portions of the planar wall panels.

Abstract: A temperature compensating outdoor wall padding apparatus in one embodiment incorporates a stretch fabric into the edges of a vinyl cover to provide a tension on the vinyl cover minimizing the possibility of wrinkling of the vinyl cover due to a change in temperature. In another embodiment, the temperature compensating outdoor wall padding apparatus may employ a resilient cover, stretchable in 4 directions and pre-tensioned to provide tension on the resilient cover minimizing the possibility of wrinkling of the resilient cover due to a change in temperature. Methods for forming the same are also disclosed.

Abstract: The present invention relates to the construction arts, in particular a modular implementation for a structural support member or header for bearing the load of large spans of a floor, wall section above a window, door or entry way. The header is modular and can be easily implemented into a variety of architectural structures. A façade can be formed which easily allows complex arches to be created such as round, horseshoe, lancet, ogee, trefoil and so on. The support member can also include an insulation which, when used with a steel beam, serves to increase the insulation value.

Abstract: An insulated concrete wall includes a first form board, a second form board, a plurality of spacers, a plurality of rebar rods, a quantity of poured concrete and at least one insulation sheet. Each spacer includes at least one vertical passage for receiving a vertical rebar rod and a horizontal passage for receiving a horizontal rebar rod. The plurality of spacers are attached between the first and second form boards to create a concrete cavity. The quantity of concrete is poured into the cavity. The sheet of insulation may be attached to one or both form boards. The at least one insulated sheet may be replaced by an additional form board and the plurality of spacers. The additional form board would create an additional cavity, which would be filled with an insulation material. Alternatively, the two outer cavities may be filled with concrete and the center cavity filled with insulation.

Abstract: A wall molding for a suspended ceiling comprising a roll-formed sheet metal body having a generally upright component to be fixed to a wall and a projecting component extending generally transversely to the upright component and adapted to underlie and support the edges of ceiling tiles and ends of grid runners, the projecting component in a free state extending across a plane defined by the upright component to a line adapted to abut the wall when the upright component is drawn towards the wall.

Abstract: A suspended ceiling comprising a grid formed of intersecting grid runners and snap-up panels supported on the grid runners, the grid runners dividing a ceiling area into standard modules, the pans being formed of sheet material and each having its sides sized to cover the module size while leaving a space at visible faces thereof between adjacent panels when in an installed position on the grid, at least one adjacent pair of panels being displaceable from their installed positions, the gap between a pair of displaceable panels being closed by a removable runner or the displaceable panels so that when the displaceable panels are displaced from their installed position and any removable runner is removed, an access opening of twice the standard module is made available for accessing the area above the ceiling while adjacent panels at longitudinal ends of the gap between the displaceable panels can remain in respective installed positions.

Abstract: Provided is an awning-member molded article which can be easily fabricated and have an excellent strength, and an awning formed from a plurality of such awning-member molded articles. When an awning-member molded article 1 is viewed from its bottom surface, a small-triangular plate portion 12b bent toward a bottom surface of a second dihedron 12 and a small-triangular plate portion 13a bent toward a bottom surface of a third dihedron 13 have a predetermined thickness, at their portions abutted against each other (the portions indicated by an arrow P), so that the second dihedron 12 and the third dihedron 13 in each of basic elements 2, 3, 4, and 5 are coupled to each other.

Abstract: Floorboards with a surface of flexible fibers for laying a mechanically joined floating floor, and methods for manufacturing and providing floorings containing such floorboards.

Abstract: A reinforcing assembly to address this problem comprises a plurality of diagonal working members (preferably formed of #3 rebar) each of which is “ribbed” to provide increased surface area for bonding to the concrete, and each of which is attached to a horizontal runner independently such that the diagonal working members are variably spaced along the assembly. Relative to the horizontal runner, each diagonal member is “bent” at a given angle, preferably in the range of 45° plus or minus 25°. The reinforcing assembly is designed for use to provide punching shear reinforcement in a reinforced concrete structure such as, without limitation, a slab (in which the assembly is supported) located adjacent a structural column. The top of each diagonal member in the reinforcing assembly preferably comprises a double hook that is configured to fit within reinforcing bars that run along the top of the slab.

Abstract: A reinforcing assembly includes multiple spaced-apart, longitudinally-extending support bars. The reinforcing assembly also includes multiple working members each independently connected to the support bars. The working members are oriented diagonally with respect to a longitudinal axis extending along the reinforcing assembly.

Abstract: A tower base section, a tower adapter and a wind turbine having the tower base section and the tower adapter are provided. The tower base section includes a tubular side wall and a flange portion. The flange portion has an inner radius and an outer radius and is configured as a T-flange. The tubular side wall is located closer to the outer radius than to the inner radius. The adapter is arranged outside the tubular side wall and includes a bottom surface pressing from above on the flange portion.

Abstract: The invention relates to a tower for a wind power plant having a plurality of corner bars (1) for forming a mast construction, wherein the corner bars (1) are each made up of a plurality of partial profiles (2) connected to each other and having opposing connection areas (3a, 3b) at which the adjacent partial profiles (2) of a corner bar (1) can be connected to each other, and wherein the partial profiles (2) each have two kink points in cross section extending in the longitudinal direction of the partial profiles (2) in a segment located between opposite connection areas (3a, 3b) of the partial profile.

Abstract: The invention relates to a connector assembly (20) for joining a main tower (102) to a base structure (104) where the axial alignment of the tower to the base structure needs to be adjustable, and to a method of using such a connector assembly to assemble a tower structure.

Abstract: A structural section for a tower mast and a method for manufacturing the section. The section comprises a sheet comprising a first end, a second end and a body disposed between the first end and the second end. A plurality of profiles are formed within the body, each profile comprising a deformation offset from the body. A fastener is configured to contact the first end to the second end to facilitate forming the body about a longitudinal axis and facilitate radially positioning the plurality of profiles around the longitudinal axis.

Abstract: Disclosed is a window frame for a door using a holder pin having a novel structure in which an exposed part caused by a screw does not exist, the coupling work can be simply achieved, frame bodies are manufactured by using a single mold, and the frame bodies can be coupled with each other at interior and exterior sides. The window frame includes two frame bodies having a form of a frame coupled with a window, installed in an opening of a body frame, and coupled with each other at interior and exterior sides about the opening while facing each other, protruding boss parts protruding from facing positions of the two frame bodies and having coupling holes recessed in an axial direction from an end surface thereof, and a holder pin having two opposite ends.

Abstract: Techniques are described that for reducing the cost and labor associated with replacing a balance system in a window assembly if the balance system fails or needs to be upgraded. In one example, a window jamb liner assembly comprises an elongated jamb liner comprising a back wall, first and second spaced-apart interior track walls extending from the back wall, and first and second spaced-apart exterior track walls extending from the back wall, wherein the first and second spaced-apart interior track walls define an interior track, wherein the first and second spaced-apart exterior track walls define an exterior track, wherein the first and second spaced-apart interior track walls and the first and second spaced-apart exterior track walls extend substantially perpendicular to the back wall, wherein the second interior track wall terminates at a first top edge, and wherein the second exterior track wall terminates at a second top edge.

Abstract: Pieces that are components of a frame for a window having a threat side and a safe side include a base and a pressure plate that together form part of one of a sill section, a head section, and a jamb section of the window. The base and pressure plate are elongated in a longitudinal direction. The base has (1) an L-shaped cross-section at a near portion of the base to receive an end of a glazing unit from the threat side of the window, and (2) a first pocket formed in a far portion of the base and running in said longitudinal direction. The rear portion is closer to the threat side than the far portion. The pressure plate is to be assembled with the base so as to secure the glazing unit in the corner. Other embodiments are also described and claimed.

Abstract: A multilayered netlock girder system is disclosed. The system includes a plurality of brace members positioned in a predefined multilayered network pattern, whereby positioning the plurality of brace members in the predefined multilayered network pattern enable to form a rigid network between at least two chord members comprising a plurality of insertion provisions for enabling a secured insertion of the plurality of brace members into the at least two chord members, a plurality of structural interlocks formed as a result of predefined multilayered network pattern configured for a secured interlocking of the plurality of brace members together at the plurality of interlockable junctions.

Abstract: The invention relates to the construction of a moulding strip for a motor vehicle, which in addition to a basic strip comprises a sealing strip with a sealing lip. The sealing strip can be locked to the basic strip via corresponding counterparts provided on the basic strip. In order to ensure that the sealing strip is securely held on the basic strip, it is provided that the sealing strip comprises the connecting links of a material which compared with the material of the sealing lip is more structurally rigid.

Abstract: A method for installing roof insulation includes adhering the insulation to a covering membrane material or retaining the insulation by an overlapping cross-bar, track or joint. Elongate cables stretch across the insulation and membrane material to secure the insulation and membrane material to roof deck.

Abstract: A combined baler/bale wrapper (1) comprises a chassis (5) on which a baler (10) and a bale wrapper (11) are mounted. The baler (10) comprises a stationary segment (18), a lower segment (19) and an upper segment (20) which together define a bale forming chamber (15) within which a round bale (2) is formed. The lower segment (19) and the upper segment (20) are pivotal from a bale forming position (FIG. 5) to a discharge position (FIG. 1) for transferring a bale of the bale forming chamber (15) onto bale supporting rollers (50) of the bale wrapper (11). The bale supporting rollers (50) rotate the bale (2) about a first wrapping axis (53) while a carrier ring (55) simultaneously revolves a pair of wrapping material dispensers (54) about a second wrapping axis (56) for dispensing wrapping material onto the bale (2).

Abstract: A bottle cap for the introduction of pressure into a bottle, in which the bottle cap has a cap body configured with a through opening; and a one-way valve arrangement having at least one flexible valve component configured either with a through slit, such that the through slit is aligned with the through opening and an association between the cap body and the one-way valve arrangement maintains a planer profile of the flexible valve component after introduction of pressure into the bottle, or a flap valve integrally formed with the cap body, so as to prevent escape of pressurized gases from the bottle.

Abstract: A conditioning assembly for conditioning an article (D), such as a fluid dispenser, under vacuum, the assembly including an airtight enclosure (E) for receiving an article (D) for conditioning under a vacuum; the assembly being characterized in that the enclosure (E) includes a conditioning element (21) that is movable inside the enclosure, the enclosure (E) being connected to a suction chamber (C) that includes a piston (22) that is capable of causing the volume of the chamber (C) to vary, the conditioning element (21) and the piston (22) being constrained to move together in a manner such that a movement of the piston (22) in the direction for increasing the volume of the chamber (C) causes suction to be generated in the enclosure (E).

Abstract: A packing method and machine for producing a package, the method including the steps of feeding the content of the package into a first pocket of a first packing conveyor; transferring the content of the package from the first pocket of the first packing conveyor to a second pocket of a second packing conveyor at a first transfer station; feeding a first blank to the second pocket by means of a first feed device; and folding the first blank, in the second pocket, about the content of the package to form a container with a lid.

Abstract: The candle uses wax beads produced using existing equipment. The wax beads are transported to a bead hopper and the bead hopper deposits a volume of wax beads into jars prepared with a wick. Concurrently the jars are vibrated using a continuous vibratory motor to settle the wax beads for increased wax bead density. The filled jars are then transported to an in-container wax bead compression system where an automated plunging device compresses the wax beads. Jars are then transported by in-line conveyor to a wide conveyor. The jars are then filled at a liquid wax depositing station where the wax has been heated to its melting point and deposited into the jar to fill the void left by the in-container wax bead Compression system. The filled candle is then cooled to solidification. The finished candle is then ready for packing, distribution, sale, and use.

Abstract: The invention provides a method of coating and thereby affecting the surface properties of a substrate such as a contact lens or other ophthalmic device. The method comprises the steps of generating an atmospheric plasma flow from a working gas and controlling the continuity of the atmospheric plasma flow with a power generator, and, introducing the atmospheric plasma flow to a substrate surface.

Abstract: The packaging system forms a transportable container for bulk goods having stretch wrap that is spirally wrapped about a bottom support and bulk goods to define the transportable container. The stretch wrap contacts at least a portion of the bulk goods to squeeze and lock together the bulk goods. During filling, the bottom support of the transportable container lowers as the transportable container is formed to accommodate additional bulk goods. The stretch wrap is prestretched from a non-stretched state to a stretched state prior to disposing the wrap about a slip frame former in the stretched state. The wrap returns to its non-stretched state as it is disengaged from the slip frame former to squeeze and lock together the bulk goods disposed therein. The packaging system results in a transportable container that is optimally packed and shaped for the efficient filling of a truck for shipping.

Abstract: A reusable insulated flexible cooler bag comprising: a front wall having a first inner layer, at least one first insulating layer, and a first outer layer of plastic material; a rear wall having a second inner layer, at least one second insulating layer, and a second outer layer of plastic material; and a closure element. The front wall and the rear wall are joined together at their peripheral edges so as to create a pocket-like configuration with an inner volume. The closure element is able to close the pocket-like configuration to substantially ensure an airtight and watertight seal of the inner volume of the reusable insulated flexible cooler bag and is located adjacent a top side of the reusable insulated flexible cooler bag in order to provide access to contents of the reusable insulated flexible cooler bag.

Abstract: The invention provides a packaged tow being characterized in that a carbon fiber precursor tow (1) having a flattened shape in cross section and having a first surface and a second surface opposite to the first surface is layered and packaged in a packaging container in untwisted state. A front end and a back end of the carbon fiber precursor tow (1) thus packaged are placed on a top of the fully-packaged carbon fiber precursor tow. There is no twist in a part of the tow from a bottom parted of the packaged tow to a front end (1a) placed on the top of the carbon fiber precursor tow (1). When the front end (1a) and a back end (1b) of the tow are respectively applied with top/bottom surface identification means to identify top and bottom surfaces thereof, top and bottom surfaces on front ends (1a) and back ends (1b) of tows packaged in a plurality of packaging containers (4) can be correctly identified and joined.

Abstract: A chamber shrink wrapping machine having a longitudinal body defining a lower portion of a chamber, a hood with an integral L-sealer transversely hinged to the body to define an upper portion of the chamber when lowered, an air heater to supply heated air to the chamber, a roller conveyor mounted to the body to initially support a product to be wrapped in the chamber longitudinally and transversely closely adjacent the L-sealer during sealing and cutting of heat-shrinkable film around the product when the hood is lowered, wherein the body defines longitudinal and transverse horizontal air ducts in the lower portion of the chamber to direct heated air toward the L-sealer and around the product.

Abstract: An adjustable equestrian saddle and adjusting and reinforcing system for adjusting an equestrian saddle to permit the saddle fit several sizes of the back and withers of one or more horses, wherein the adjusting system comprises a plurality of reinforcing members having different angular dimensions with the saddle having a headplate for interchangeably receiving the reinforcing members and a lid to have access to the reinforcing members.

Abstract: A dehumidifier has a main body and a water collection container that is removably and fluidly coupled to the main body. The main body includes a dehumidifier device to dehumidify air surrounding or fed into the dehumidifier. The water collection container couples to the main body to receive water output by the dehumidifier device. The main body and the water collection container are configured so that the water collection container is disposed closer to a top of the dehumidifier than to a bottom of the dehumidifier. The water collection container preferably has a handle in which the handle is closer to the top of the dehumidifier than to the bottom of the dehumidifier.

Abstract: A filter for precipitating solid materials from a pressure medium or a gas includes an inlet and an outlet channel implemented in a filter housing. A filter element is disposed in the filter housing. Pressure medium flows through an outer surface of the filter element by means of the inlet channel into an interior area, and from the area to the outlet channel. The outer surface of the filter element, together with an inner surface of the filter housing, delimits an inlet chamber in which the pressure medium encompasses the filter element. The inlet channel and/or the inlet chamber are thereby embodied such that a centrifugal force acting approximately radially to the filter housing acts on the medium flowing into the inlet chamber, whereby the particles can be filtered out of the pressure medium in addition to the filter element.

Abstract: A lawn mower includes an electric motor, a driving assembly coupled to the electric motor, a blade assembly coupled to the driving assembly, a battery for providing electricity to the electric motor, a switch unit electrically connected to the electric motor and the battery, and a detecting unit. The detecting unit includes a sampling resistor electrically connected in series with the battery, and a trigger circuit electrically connected in parallel with the sampling resistor and configured to control the switch unit to make or break electrical connection between the electric motor and the battery according to detected voltage across the sampling resistor.

Abstract: The invention relates to an attachment of the cutting deck assembly (3) with a main structure (2) of the lawn mower (1), to allow an easy disengagement of the cutting deck assembly (3) for cleaning and maintenance processes. A ride-on lawn mower (1) comprising a main structure (2) and a front mounted cutting deck assembly (3), wherein the main structure (2) comprises an elongated support member (4) for supporting the cutting deck assembly (3) in an operable position, characterized in that the cutting deck assembly (3) comprises an elongated attachment portion (8) adapted for sliding engagement with the support member (4) of the main structure (2) to form a rigidly secured mounting of the cutting deck assembly (3) to the main structure (2) and to enable a sliding dismounting of the cutting deck assembly (3) from the main structure (2).

Abstract: A harvesting machine includes a harvesting header with a header frame, a flexible cutterbar assembly attached to the header frame along the length thereof and configured to cut a crop, and a flexible draper assembly positioned behind the cutterbar assembly to permit the draper assembly to flex with the cutterbar assembly and operable to receive severed crop material from the cutterbar assembly. The draper assembly includes fore-and-aft extending rollers and an endless flexible belt entrained around the rollers. The draper assembly further includes at least one support panel to support the belt.

Abstract: An agricultural header assembly broadly includes a header and a header transport assembly. The header is disposed in a transport orientation when a rigid beam thereof is out of vertical alignment with the header center of gravity. The transport assembly includes first and second pairs of spaced apart wheels shiftably connected to the rigid beam for movement between a transport position and a field position. The first and second pairs of wheels define respective first and second midpoints therebetween when in the transport position. The first and second midpoints are each disposed in general vertical alignment with the header center of gravity when the header is in the transport orientation to substantially balance the header on the transport assembly.

Abstract: A mower blade generally comprised of a rotor which connects to the mower at an attachment point and at least one outer end of the rotor, wherein the outer end or ends of the rotor are heavier than the rotor proximate the attachment point. The added weight to the outer end can be by way of an extension or an end section.