Abstract: A tractor trailer roof heater apparatus for preventing snow and ice accumulation includes a reservoir configured to hold heater oil within an inner cavity and configured to be coupled to a tractor trailer. A heater is coupled to a bottom side of the reservoir within the inner cavity and is configured to heat the heater oil. A pump is coupled to a top side of the reservoir and has a draw tube extending through a pump aperture into the inner cavity to draw the heater oil from the reservoir and push it through an outlet aperture through an oil tube. The oil tube is configured to be coupled within a roof of the tractor trailer to carry hot heater oil from the pump and then return the heater oil to the reservoir. A power supply is coupled to the pump and a thermostat is coupled to the reservoir.

Abstract: A wiper blade connector releasably secures a wiper blade to a wiper arm, thereby forming a windshield wiper blade assembly. The wiper blade connector comprises an elongate body member having opposite facing side walls, a front end, and a rear end. The opposite facing sidewalls include means for receiving and releasably securing to the mounting base on a wiper blade. At the front end of the elongate body member, a first tongue receiving opening is sized to receive the corresponding front tongue of a wiper arm. At the rear end of the elongate body member, a second tongue receiving opening is sized to receive the corresponding rear tongue of a wiper arm. A locking mechanism, such as a slidable cap provided proximate to the front end of the elongate body member, releasably locks the wiper blade member to the wiper arm.

Abstract: A coating film transfer tool has a head part in order to provide a coating film transfer tool that is capable of reducing operation failure of an internal mechanism such as a rotation transmission mechanism, and improving feeling of use. The head part is provided with a transfer roller for transferring a coating film layer of a transfer tape T to a transferred surface by abutting on a back side of the transfer tape T. In addition, the head part is provided with a debris removal roller for removing debris of the coating film layer of the transfer tape T adhering to the transfer roller. The debris removal roller is disposed at a rear of the transfer roller and is arranged in close proximity to or in contact with the transfer roller.

Abstract: A vehicle roof cleaner is provided with a pair of vertical supports, an upper cross bar, a cleaner assembly, and an adjustment mechanism. The upper crossbar connects the pair of vertical supports, and the cleaner assembly is movable along the pair of vertical supports and positionable below the upper crossbar by the height adjustment mechanism. The height adjustment mechanism includes a load bearing mechanism, a spring load assembly, and an activation mechanism.

Abstract: A vehicle washing system. The vehicle washing system includes a vehicle washing system component. Also, provided is an apparatus for moving the vehicle relative to vehicle washing system component. The speed of the relative motor of the vehicle is selected either by an operator automatically or may be varied to vary the vehicle throughput through the vehicle wash. A control unit is provided. The control unit senses the speed of movement of the vehicle with respect to the vehicle washing system. The control unit adjusts the vehicle washing system component for coordinating the vehicle washing system component in accordance with the speed of the vehicle.

Abstract: A method for autonomously driving a motor vehicle in a car wash as well as a corresponding car wash is proposed in order to enhance the comfort and safety when autonomously driving through the car wash. The position and the orientation of the motor vehicle are detected by a sensor system of the car wash and transmitted to the motor vehicle. This makes it possible to automatically enter and move the vehicle onward in a car wash.

Abstract: A motor vehicle washing system washing brush construction, having a plurality of washing brushes associated with a support tube, each washing brush having a plate body die-cut so as to form thereon a plurality of cuts providing a corresponding plurality of contoured strips joined by a central band element, with the central band element being wound on the support tube to arrange the contoured strips on both sides of the central band element, with a pair of ring elements being threaded on the support tube, on both sides of washing brush, to clamp the central band element in order to move the support tube contoured strips away from one another and cause opposite strips to move toward another, by pairs, thereby arranging the opposite strips with a substantially 90° relationship to the support tube axis.

Abstract: The system for removing snow from vehicles removes snow, ice and other debris from the roof of a vehicle, such as a truck, trailer, van or the like, as the vehicle drives therethrough. The system includes a frame defining an open inner region dimensioned and configured for passage of the vehicle. The frame includes a pair of laterally opposed posts and an upper crossbeam extending between upper ends of the posts. A pair of arms are pivotally attached to the posts, the pair of arms extending orthogonal to the plane of the frame. A pivotally mounted forward crossbar extends between forward ends of the pair of arms. A blade is mounted on the forward crossbar so that the blade removes the snow, ice and other debris from the roof of the vehicle as it passes through the frame.

Abstract: An improved apparatus for removing snow and ice from the roof top of a truck, trailer, bus or similar vehicle is mounted atop a conventional flatbed trailer for ease of relocation from one site to another for use. The addition of a height adjustable scraper or plow blade that is operator controlled to remain in contact with the roof of the vehicle being cleaned is provided with a self-contained front-to-back and side-to-side stabilization mechanism to prevent damage to the tops of vehicles by gouging or tearing the roof top.

Abstract: A washing element for a washing system is provided, in particular an automatic motor vehicle washing system, wherein the washing element is formed by a foam material. To provide a washing element of this kind wherein the risk of damage to the article to be washed can be reduced, the washing element is a foam sheet which has at least on one side a skin, wherein the skin is provided, at least in certain sections, with a surface texturing.

Abstract: An improved brush for automatic motor vehicle washing systems, characterized in that said washing brush comprises a plurality of endless belt elements entrained, at the two end portions thereof, on entraining rollers driven by one or more electric motors or mechanical driving means to perform a linear movement pattern including a double rectilinear translation movement and a partial rotary movement.

Abstract: A buffing apparatus has a shaft assembly connectable to a drill or other stationary motorized buffer/polisher. A stator is fixedly mounted on the shaft and a rotor is rotatably mounted on the shaft, and each of the stator and rotor includes a respective hub and two or more arms extending radially from the respective hub, and each of the two or more arms defines a hole. A pad having first and second holes is mounted on the shaft with an arm of the stator extending through a first hole of the pad and an arm of the rotor extending through a second hole of the pad. The pads are secured in place with a connector extending through the hole of an arm of the stator and through a hole of an arm of the rotor so that the pads are sandwiched between the shaft assembly and the connectors.

Abstract: A component for a vehicle wash system includes a frame and a hub portion that is rotatably connected to the frame. The hub portion has an inner surface, an outer surface and an axis of rotation. The hub portion includes a plurality of media elements secured thereto and arranged in a plurality of spaced apart rows that extend in a direction along the axis of rotation. The hub portion includes at least one translucent portion disposed on its outer surface. The translucent portion is disposed between a pair of adjacent rows of the plurality of spaced apart rows. The hub portion includes at least one illumination element for illuminating the at least one translucent portion such that said illuminated translucent portion is configured to be seen while the said hub portion rotates.

Abstract: A materials removal assembly for clearing materials from a horizontal surface, such as for removing snow or precipitation from a top surface on a vehicle. The assembly has a beam; a first coupling connected to a first end of the beam; a second coupling connected to the first coupling; and a blade assembly connected to the second coupling. The first coupling permits rotation of the second coupling and the blade assembly above and below a longitudinal axis of the beam. The second coupling permits rotation of the blade assembly about a first vertical axis transverse to the longitudinal axis of the beam. In one embodiment, movement of the materials removal assembly causes rotation of the blade assembly and movement of the materials to a side of the vehicle.

Abstract: A tire coating apparatus for applying fluid to vehicle tires in a vehicle washing system, includes a pair of mechanical applicators, which each have at least one coating applicator disposed thereon for contacting the vehicle tires to apply the fluid. One mechanical applicator is intended to engage the tires on a right side of a vehicle while the other mechanical applicator is intended to engage the tires on a left side of the vehicle. The mechanical applicators also include a guide portion for guiding the vehicle wheel when a patron had elected not to have a coating fluid applied to the vehicle wheels. The mechanical applicators are rotatable between an initial position where the coating applicators are in a non-coating position to a second position where the coating applicators are intended to contact a vehicle tire.

Abstract: A device for supporting a side washing brush of a vehicle washing system is provided, which brush is rotatable about a rotational axis, the device including a bearing apparatus for rotatably supporting a drive shaft, and a holding apparatus which is fixedly connected to the bearing apparatus and which is held on a frame by means of elastic cushioning elements arranged above and below the holding apparatus. To improve the device in such a way that the risk of damage to the cushioning elements is reduced, it is proposed that the holding apparatus can be acted on by the cushioning elements only by compressive forces aligned in the direction of the holding apparatus. A vehicle washing system is also proposed which has at least one device of this type, on which a side washing brush is mounted.

Abstract: A tire dressing applicator comprises a support and one or more foam plastic elements mounted on the support so as to contact a tire sidewall and transfer dressing onto the tire sidewall. A distribution system drips or drizzles dressing onto the element(s) after which it is spread over and into the element(s) surface. The elements can be toroidal or rectangular and have anti-distortion pins embedded therein.

Abstract: A vehicle washing system. The vehicle washing system includes a vehicle washing system component. Also, provided is an apparatus for moving the vehicle relative to vehicle washing system component. The speed of the relative motor of the vehicle is selected either by an operator automatically or may be varied to vary the vehicle throughput through the vehicle wash. A control unit is provided. The control unit senses the speed of movement of the vehicle with respect to the vehicle washing system. The control unit adjusts the vehicle washing system component for coordinating the vehicle washing system component in accordance with the speed of the vehicle.

Abstract: The invention is a snow and ice remover for the roofs of trucks and trailers that is rollable along the ground. Two vertical beams and an upper cross piece support a vertically adjustable snow plow assembly, so that when a snow or ice covered truck or trailer moves under the properly positioned plow, the snow or ice is pushed off the top of the vehicle. The entire structure is supported by two horizontal base structures at ground level. The base structures each have wheels on jacks at their ends to permit lifting and rolling the unit. Each base structure also has a platform to hold a ballast weight to prevent movement of the unit when it is lowered to the ground and in use.

Abstract: An improved apparatus for removing snow and ice from the roof top of a truck, trailer, bus or similar vehicle is mounted atop a converted flatbed trailer for ease of relocation from one site to another for use. The addition of a height adjustable scraper or plow blade that is operator controlled to remain in contact with the roof of the vehicle being cleaned is provided with a self-contained front-to-back and side-to-side stabilization mechanism to prevent damage to the tops of vehicles by gouging or tearing the roof top.

Abstract: A portable wash device includes an elongated shaft having a water inlet unit on one end and one or more rotating brush pads on the other end. The brush pads are rotated by a motor under instruction from a control handle. The device also includes a detergent reservoir for combining cleaning solution with water for projection by a nozzle, and an adjustable spray device for allowing a user to manually direct water to an object. A spray shield is located near to the brushes to prevent water and debris from impacting a user while operating the device.

Abstract: A component for a vehicle wash system includes a frame and a hub portion rotatably secured to the frame. The hub portion includes an axis of rotation and an outer surface. A plurality of media elements are secured to the hub portion. The media elements include a flexible, self-supporting material such that the plurality of media elements can retain substantially the same shape when the hub portion is rotating at both high and low RPMs. The plurality of media elements are secured to the hub portion in a plurality of spaced apart rows that extend in a direction of the axis of rotation. Each of the plurality of spaced apart rows extending in a generally arcuate path along at least a portion of the hub portion.

Abstract: A component for a vehicle wash system includes a frame and a hub portion that is rotatable with respect to the frame. The hub portion is in communication with a plurality of media elements for rotation therewith. The plurality of media elements have a first end located adjacent the hub portion and a second end located remotely from the hub portion. The plurality of media elements are constructed of a flexible material and have a length and a height. The length of the media elements is at least two times greater than height such that the plurality of media elements are self-supporting and extend in a direction substantially perpendicular to the hub portion along their length, when the hub portion is at rest.

Abstract: A vehicle washing installation is provided having a first and a second support on which at least one treatment tool is mounted in a height-adjustable manner by means of a first and a second carrying means, and having a carrying means drive device from which the carrying means extend to the treatment tool via deflection elements situated on the top of the supports, one carrying means extending above the treatment tool from at least one deflection element situated on the first support to at least one deflection element situated on the second support. To improve the vehicle washing installation in such a way that it may be easily adapted to the height of a washing bay, it is proposed that the deflection elements are mounted on intermediate parts which are fixable to the supports at different vertical positions.

Abstract: In a device (1) for cleaning a window (2) or a lens of a motor vehicle, a wash nozzle (5) is of spherical design and is held in a ball socket (13) of a nozzle stem (4). The wash nozzle (5) produces a fan-type jet (6) and can be adjusted by an angle of inclination ? and a tilting angle ? in relation to the nozzle stem (4). The device can be freely adjusted to different designs of the motor vehicle.

Abstract: A tire coating apparatus that is intended to apply coating fluid to vehicle tires in a vehicle washing system when selected by a patron. The tire coating apparatus includes a pair of mechanical applicators, which each include one or more coating applicators disposed thereon for contacting the vehicle tires to apply a coating fluid thereto when selected by a patron. One mechanical applicator includes one or more coating applicator members that are intended to contact the tires on a right side of a vehicle while the other mechanical applicator includes one or more coating applicators that are intended to contact the tires on a left side of the vehicle. The mechanical applicators also include a guide portion for contacting and guiding the vehicle wheel when a patron had elected not to have a coating fluid applied to the vehicle wheels.

Abstract: A tire dressing applicator station for use in car wash installations wherein the applicators are tolerant of large degrees of vehicle misalignment, misorientation and entry contact shock. In each applicator structure, an additional pivot or “knuckle” is placed in one of two support arms which are pivotally connected between floor anchors and an elongate mounting carriage to which the dressing applicator elements are attached. Flared tire guides are located on the entry ends of the applicator structures to make contact with the tires of approaching vehicles whereby one or both of the two applicator structures is/are reoriented as necessary to accommodate the actual location of the vehicle, whether it be on the intended path of travel or off to one side and/or angularly misoriented relative to die intended path of vehicle travel.

Abstract: A car wash brush comprising a motor and a rotatable vertically-depending brush shaft is provided with a spherical bearing which allows universal swivel movement of the brush shaft away from a normal, essentially vertical orientation. To limit the degree of swivel permitted, a plate with three angularly spaced bumpers is attached to the top of the swivel bearing and a C-shaped stop plate is arranged on a brush mount over the bumpers in fixed spaced relationship to the bearing seat such that excessive swivel motion brings one or more of the bumpers into contact with the under surface of the C-shaped plate. The bearing support structure is attached to a swing arm by means of an extra pivot which provides a breakaway function. An alarm and/or event recorder is provided to trigger an inspection in the event the breakaway function is brought into play.

Abstract: A car wash roller assembly is provided. The assembly includes a metal frame member having a body portion and an extension portion. The body portion has a first aperture having a shaft disposed therethrough. The assembly further includes first and second plastic cover members holding the body portion therebetween. The first plastic cover member has a second aperture, and the second plastic cover member has a third aperture for receiving the shaft therethrough. The assembly further includes first and second plastic sleeves disposed over first and second portions of the shaft, and first and second plastic wheels rotatably coupled to the sleeves. The first plastic cover member restricts movement of the chain link in a first direction relative to the metal frame member.

Abstract: The system for removing snow from vehicles removes snow, ice and other debris from the roof of a vehicle, such as a truck, trailer, van or the like, as the vehicle drives therethrough. The system includes a frame defining an open inner region dimensioned and configured for passage of the vehicle. The frame includes a pair of laterally opposed posts and an upper crossbeam extending between upper ends of the posts. A pair of arms are pivotally attached to the posts, the pair of arms extending orthogonal to the plane of the frame. A pivotally mounted forward crossbar extends between forward ends of the pair of arms. A blade is mounted on the forward crossbar so that the blade removes the snow, ice and other debris from the roof of the vehicle as it passes through the frame.

Abstract: A vehicle washing apparatus includes a covering that is positionable on a vehicle. A cleaning assembly is rotatably mounted to the housing and extends downwardly from a bottom wall of the cleaning assembly. A drive assembly is mounted in the housing and is mechanically coupled to the cleaning assembly. The drive assembly rotates the cleaning assembly when the drive assembly is turned on. A track is attached to a bottom side of the covering and is coupled to the housing so that the housing is movable along the track. A drive member is mounted in the housing and engages the track. The drive member is mechanically coupled to the drive assembly. The drive assembly rotates the drive member to move the housing along the track when the drive member is turned on. The housing travels along the track while the cleaning assembly cleans the vehicle.

Abstract: A module for supporting rotary brushes and fringes of the brushes for vehicle-washing machines and vehicle-drying machines is provided. The module comprises a pair of complementary components of annular structure that are detachably coupled together, face-to-face, by pairs of axial rods with a free end and an open cavity bounded by a cylindrical wall portion around the axial rods. The axial rods include end sections that are fitted into complementary holes of the complementary component. The axial rods, which are arranged on the periphery of the pair of complementary components, fasten fringes and supporting members for front bristles or combinations thereof.

Abstract: A car wash brush is constructed by sliding multi-layered, wheel-shaped foam plastic cartridges onto a hub with three keyways formed in the outer surfaces thereof. The cartridges use spacers interspersed with foam layers and adhesively bonded to the foam layers. The spacers have keys which fit into die hub keyways to prevent relative rotation while allowing, longitudinal sliding motion. Multiple cartridges are used to produce a brush of desired length. Old style hubs can be salvaged for use in this construction.

Abstract: A cleaning element for washing a vehicle includes a support having a layer of synthetic grass material mounted thereto. The support maybe a rotatable support which forms a rotary brush. The cleaning element also may be a solid curtain of synthetic grass material or a curtain formed into individual strips of synthetic grass material.

Abstract: A cloth-type vehicle laundering implement includes a support mechanism consisting of a rotatable drive shaft and a plurality of generally parallel, adjacently arranged spacers mounted on the support mechanism. Each of the plurality of spacers includes a first face and a second face. The implement includes a plurality of individual circular fabric disk elements disposed between the first face of one of the plurality of spacers and the second face of another of the plurality of spacers. Each of the plurality of individual circular fabric disk elements extends outwardly beyond the spacers. Each of the individual circular fabric disk elements consists of a single piece of non-woven material having an inner diameter and an outer diameter. The inner diameter is retained in a single plane by a securing mechanism such that more material is located adjacent the inner diameter than the outer diameter to provide a more rigid element.

Abstract: The invention is directed towards an automated system for tracking a vehicle, associating that vehicle with a vehicle washing selection, and tracking the vehicle until it enters the vehicle washing station for subsequent presentation of the vehicle washing selection to the control computer of the vehicle washing system for subsequent washing.

Abstract: A tire and wheel washing apparatus for cleaning exterior surfaces of tire and wheel combinations of a vehicle as the vehicle is conveyed past the apparatus. The tire washing apparatus preferably includes a longitudinally-extending cleaning element rotating about a shaft having a longitudinal axis extending generally parallel to the conveyed direction of the vehicle. The cleaning element is adapted to clean the exterior surfaces of tire and wheel combinations of the vehicle, and preferably has an undulating cleaning surface with a repeating pattern of a peak portion followed by a valley portion. Preferably, an intermediate portion located between the peak and valley portions has a substantially curvilinear edge surface.

Abstract: The mobile vehicle detailing system is a system for detailing a motor vehicle adapted for mounting the rear of a truck or van. The mobile vehicle detailing system has a water storage tank that has outlets for filling buckets and water containers and provides a source of water. A surround box, in which is disposed the water storage tank, has an integral front section that extends between the front seats of a van or truck and provides storage for files and receipts. A pressure washer, generator and storage box are mounted on a sliding platform that can be pulled out from the vehicle for easy access.

Abstract: This patent discloses a system to remove accumulated snow and ice from the trailer rooftop of the semi-trailer truck. The system includes tracks, sensors, a control switch, a blade, an axle, a left cogwheel, a right cogwheel, a left motor, and a right motor. The tracks are attached to the trailer rooftop and the blade is connected to the tracks through the left cogwheel and the right cogwheel. The left and right cogwheel may rotate about the axle that passes through the blade. The left motor and the right motor are configured to be in communication with the sensors and control switch. If the sensors detect snow on the trailer rooftop or if the control switch is pressed, the motors cause the blade to move along the trailer rooftop to clear off any accumulated snow.

Abstract: An automatic waxing apparatus and a method thereof are provided. The automatic waxing apparatus includes a movable door-shaped module, at least a waxing module and a controlling module. The movable door-shaped module includes a door-shaped structure capable of moving with respect to the vehicle. The waxing module disposed on the door-shaped structure includes a wax-supplying unit and a wax-polishing unit. The controlling module is coupled to the door-shaped structure, the wax-supplying unit and the wax-polishing unit. The controlling module, according to the information of the vehicle, determines a moving path of the door-shaped structure, a waxing path of the wax-supplying unit, and a polishing path of the wax-polishing unit with respect to the vehicle.

Abstract: A car wash brush comprises an axial core structure and a plurality of foam plastic media sheets attached to the core structure in angularly spaced relationship to one another. The media sheets are preferably made of closed cell, low absorbtivity foam plastic material between about ? and ½ inch thick and thermoformed into a pleated configuration with a surface pattern of raised and recessed geometric figures. The media sheets are split at least partially into individual pliant fingers.

Abstract: A vehicle washing system includes an overhead car wash mitter assembly. The assembly includes a pair of side support structures and an overhead supporting structure extending between the side support structures. The overhead supporting structure includes a plurality of rows of racks with each row including a left side rack and a right side rack. The left side racks are moveable together and the right side racks are moveable together and independently of the left side racks. A first gap exists between one of the rows of racks. A second gap exists between another of the rows of racks. The first gap and the second gap are offset laterally from one another with respect to the direction of travel of a vehicle to eliminate any break or gap in cleaning coverage.

Abstract: A carwash brush support structure is extendable relative to a vertical support beam. Extension of the carwash brush carriage is facilitated by means of roller bearings each of which is made up of a U-bolt having threaded ends and a plurality of loosely packed rollers on the U-bolt which engage and roll relative to the surface of a cylindrical rail. The rollers may be of substantially the same size or may be graduated in size toward the opposite ends of the U-bolt to trap the bearing on a cylindrical beam. Rollers of a distinctive color may be located on U-bolt where the greatest roller loading is expected.

Abstract: The present invention relates to a washing brush for automatic motor vehicle washing systems, comprising a cylindric body on the side outer surface thereof are provided a plurality of bands defining the cleaning elements of the brush. The main feature of the invention is that the band or strip elements extend on the side surface of the cylindric body along direction which are inclined with respect to the axial direction.

Abstract: A device with a moveable portico for automatically washing vehicles that is made up of a unibody structure, preferably made of metal that moves forwards and backwards along a track. The structure has multiple vertical brushes and a horizontal brush. The brushes are equipped with a washing action in order to adapt to a configuration that follows the vehicle's outline and to wash the vehicle by rubbing, controlling the pressure all of the brushes place on the vehicle by means of electronic devices that measure the energy consumed by each brush.

Abstract: A cleaning apparatus capable of absorbing water present between an automobile door panel and a door window pane is provided. One embodiment of the cleaning apparatus includes a cleaning member and a handle member. The cleaning member comprises a longitudinal member and an absorbing member. The absorbing member is capable of wrapping around the longitudinal member. The cleaning member is capable of being inserted between the automobile door panel and the door window pane. The handle member is perpendicularly attached to the longitudinal member at an end portion of the longitudinal member. Further, the handle member facilitates a user to insert the cleaning member between the automobile door panel and the door window pane for enabling the absorbing member to absorb water therefrom.

Abstract: An improved cleaning element, specifically designed for rotary brushes for motor vehicle washing systems, is made by using components of a velvety material which is suitably flocked by either a direct process or by coupling with velvety materials or velvets.

Abstract: The invention relates to a rollover wash unit for a vehicle wash system, comprising a traverse (9) and two lateral parts (2, 8) which are permanently connected to the traverse (9) once the rollover wash unit is mounted. The invention also relates to a method for mounting said rollover wash unit. The aim of the invention is to allows an efficient and space-saving transport and tan efficient, simple and fast mounting of the rollover wash unit in situ. For this purpose, the traverse (9) and the lateral parts (2, 8) are rotatably interconnected via at least one articulated connection (11, 12) for mounting the rollover wash unit, said connection having a rotational axis that extends substantially perpendicular to the lateral parts (2, 8) and along the traverse (9). The method according to the invention comprises the following steps: positioning the lateral parts (2, 8) and the traverse (9) in a mounting position in relation to each other (FIGS.

Abstract: An automatic vehicle washing apparatus wash brush assembly includes a drive shaft having a longitudinal shaft axis. At least two disks extend radially relative to the shaft axis and are spaced along the shaft axis. One of the disks has a first through hole spaced radially from the shaft axis. The through hole is formed substantially parallel to the shaft axis and is aligned with a corresponding hole formed in a second disk adjacent the one of the disks. A rod extending through the through holes is fixed relative to the shaft axis. The rod extends through a loop fixed to a wash strip to fix the wash strip relative to the shaft axis.

Abstract: A trailer snow removal system includes a pair of guide members. Each of the guide members is elongated and oriented parallel to each other. An elongated panel has a first end, a second end, an upper edge and a lower edge. The elongated panel extends between the guide members. Each of the first and second ends includes a post that extends downwardly into one of the guide members. A drive assembly is mechanically coupled to each of the lower ends. The drive assembly moves the elongated panel back and forth along the guide members when the drive assembly is turned on. The guide members may be mounted on the top wall to remove snow from the top wall.