Class / Patent application number | Description | Number of patent applications / Date published |
015340100 | Power propelled vehicle or carrier | 43 |
20080271281 | Loose Material Collecting Device and Method - The present disclosure relates generally to a device for collecting and transporting loose material, and in particular, to a device pulled by a vehicle equipped with a turbine, a conduit, an enclosure, and a foldable accordion-type top. This device is equipped with a top made of a plurality of foldable rectangular ribs over which a flexible sheet and air opaque or mesh-line panels are used to regulate the flow of air through the enclosure. At one end the sheet is secured to the loose material conduit where loose material enters the enclosure and at an opposite end the sheet is secured to the tailgate or to the back section of the enclosure. To open the enclosure with a tailgate equipped with this disclosure, a user unlocks the tailgate of the enclosure, flips the back section of the accordion-type roof up toward the front section, and secures the tailgate to the folded accordion-type roof. To open the enclosure without a tailgate equipped with this disclosure, a user unlocks the back section of the accordion-type roof from the back of the enclosure and flips the back section of the accordion-type roof up toward the front section, and secures the locking mechanism to the roof. | 11-06-2008 |
20090070954 | ROTARY BROOM WITH VACUUM DUST CONTROL - A vacuum assembly module mountable to a work machine attachment for providing dust-reducing capabilities is provided. The vacuum assembly module is a self-supported unit and can be mountable to work machine attachments such as rotary brooms, cold planers, and the like to retrofit the attachment with dust-reducing capabilities. The vacuum assembly module includes a central frame that provides an air flow passage. The central frame supports a filter and a fan within the air flow passage. A fan motor operably drives the fan to draw air through the air flow passage and filter. The fan motor is operably connected to an auxiliary power source, such as a work machine. An optional vibrator may be included for operably shaking and dislodging debris from the filter. The vacuum assembly module may be attached to a debris collecting bin to form a vacuum having a hose. | 03-19-2009 |
20090089962 | PICK-UP HEAD WITH DEBRIS URGING MEANS FOR A MOBILE SWEEPER - A debris-plowing pick-up head for a mobile sweeper comprises a housing defining a substantially hollow interior and having a front, a back, a left end and a right end, a top and a bottom, and a suctioning bottom opening for suctioning dust and small debris into the substantially hollow interior of the housing. A suctioning front opening is disposed in the front of the housing for receiving debris into the substantially hollow interior of the housing. A selectively openable and closable door means operatively mounted on the pick-up head for selectively opening and closing the suctioning front opening. There is a dust and debris outlet in the housing for permitting dust and debris to be suctioned from the substantially hollow interior of the housing into a hopper. There is also means disposed on the front of the housing for urging large debris toward the suctioning front opening, and a selectively operable actuation means for opening the door means for permitting the passage of debris therethrough. | 04-09-2009 |
20090089963 | PICK-UP HEAD HAVING AT LEAST ONE MAIN BROOM THEREIN, FOR A MOBILE SWEEPING VEHICLE - A pick-up head for a mobile sweeping vehicle comprises a main housing defining a substantially hollow interior and has a front, a back, a left end and a right end, a top and a bottom, and a suctioning bottom opening for suctioning dust and small debris into the substantially hollow interior of the main housing. There is a dust and debris outlet in the housing for permitting dust and debris to be suctioned from the substantially hollow interior of the housing into a hopper. There is also at least one main broom operatively mounted in the rearward portion of the substantially hollow interior of the main housing, for rotation about a substantially horizontal axis so as to sweep a surface being cleaned in a generally forward direction, thereby propelling debris forwardly into the substantially hollow interior of the main housing, for subsequent suctioning into the dust and debris outlet. A selectively operable motor is for operating the at least one main broom. | 04-09-2009 |
20090089964 | PICK-UP HEAD HAVING A RE-CIRCULATING AIR SYSTEM FOR A MOBILE SWEEPING VEHICLE - A pick-up head for a mobile sweeping vehicle comprises a housing defining a substantially hollow interior and having a front, a back, a left end and a right end, a top and a bottom, a suctioning bottom opening for suctioning dust and small debris into the substantially hollow interior of the housing. There is at least one re-circulating air inlet for receiving a flow of air into the housing, and a dust and debris outlet in the housing for permitting dust and debris to be suctioned from the substantially hollow interior of the housing into a hopper. A blower fan has an air inlet and an air outlet. The air outlet is connected in fluid communication to the at least one re-circulating air inlet of the housing for providing a source of high velocity re-circulating air for introduction to the housing. The air inlet is operatively connected in fluid communication to the dust and debris outlet of the housing for removing debris-laden air therefrom. There is a selectively operable motor for operating the fan means. | 04-09-2009 |
20090094784 | Floor Treatment Apparatus - The present invention relates generally to an apparatus for cleaning or otherwise treating a floored surface that includes a platform adapted to support the weight of an operator. In addition, one embodiment of the present invention is capable of generally performing 360° turns to facilitate the treatment of difficult to access portions of the floored surface. | 04-16-2009 |
20090106930 | Cleaning apparatus, such as for synthetic grass - The invention relates to an apparatus for cleaning a ground surface of synthetic grass and a filler comprising a frame ( | 04-30-2009 |
20090217479 | Filter Shaker Assembly for Sweeping Machine - A filter shaking assembly for a floor surface maintenance machine including a filter assembly in fluid communication with the debris hopper and having a cylindrical filter held against a shaker plate. The shaker plate is vibrated by a shaker motor at least partially positioned within an interior of the filter and eccentric mass to remove an accumulation of debris from the surface of the filter. The eccentric mass may include two eccentric masses positioned on a common shaft of the shaker motor. | 09-03-2009 |
20090293220 | VACUUM TRUCK WITH COLLAPSIBLE SCRAPER AND PIVOT RELIEF - A scraper truck includes a main scraper mounted to a wheeled vehicle and side scrapers pivoted to the main scraper at its ends. The side scrapers are pivotally movable between extended lateral positions where the side scrapers extend outboard of the opposite ends for collecting debris located outboard of the vehicle's width, and a retracted position where the side scrapers are in overlapped juxtaposed storage positions close to and in front of the main scraper. The main scraper has a front face that is concavely shaped. The scraper mount defines a vertical pivot axis and the scraper assembly is rotatable about the vertical pivot axis upon striking an object toward an end of the scraper. A biasing mechanism is provided for biasing the scraper toward a centered forwardly-facing position, and a shear pin is configured to break prior to damage to the scraper or vehicle frame. | 12-03-2009 |
20110061194 | PROCESS TO MAINTAIN LARGE CLEAN RECREATIONAL WATER BODIES - The invention discloses a process to implement and maintain water bodies larger than 15,000 m | 03-17-2011 |
20110107548 | VACUUM SYSTEM WITH IMPROVED MOBILITY - A self-propelled mobile vacuum system comprising a vacuum source that provides suction for the removal of debris, a collection tank for storing debris collected by said vacuum source suction, and at least two rolling drive systems for maneuvering the vacuum system within a work space. A motor provides power to the vacuum source and the two rolling drive systems, and the system has an overall width within the range of 24 to 48 inches, an overall length within the range of 5 to 10 feet, and an overall height within the range of 60 to 84 inches. | 05-12-2011 |
20120291218 | Floor Treatment Apparatus - The present invention relates generally to an apparatus for cleaning or otherwise treating a floored surface that includes a platform adapted to support the weight of an operator. In addition, one embodiment of the present invention is capable of generally performing 360° turns to facilitate the treatment of difficult to access portions of the floored surface. | 11-22-2012 |
20130145573 | VORTEX PNEUMATIC CONVEYANCE APPARATUS - The vortex pneumatic conveyance apparatus of the present application creates a vortex from blown and/or pressurized air rotating along the inner wall of an outlet tube to convey particles through a vacuum created within the center of the outlet tube at a relatively high flow rate and pressure. Without the blown and/or pressurized air molecules taking up space and colliding with the particles in the center of the outlet tube and because of the strong suction created by the vortex of air rotating along the inner wall of the outlet tube, the efficiency of the vortex pneumatic conveyance apparatus of this application is improved relative to well-known pneumatic conveyors in which air merely pushes the particles within an outlet tube. | 06-13-2013 |
20130232720 | ROBOT CLEANER - Provided is a robot cleaner. The robot cleaner includes a main body having a plurality of fixing slots that are spaced apart from each other, a moving device providing a driving force for moving the main body, and a bracket on which a cleaning member is mounted, the bracket including a plurality of fixing ribs that horizontally move and are respectively coupled to the plurality of fixing slots. | 09-12-2013 |
20130239359 | FLOOR TREATMENT APPARATUS - The present invention relates generally to an apparatus for cleaning or otherwise treating a floored surface that includes a platform adapted to support the weight of an operator. In addition, one embodiment of the present invention is capable of generally performing 360° turns to facilitate the treatment of difficult to access portions of the floored surface. | 09-19-2013 |
20130305482 | ARTICULATING VACUUM HOSE - A debris collection system is disclosed comprising a vehicle and an articulating vacuum hose. The articulating vacuum hose includes a vacuum hose assembly and an articulating arm. The articulating arm is configured to support the vacuum hose assembly which is comprised of a vacuum hose, support bands and support cables. The articulating arm includes a first arm extension and a second arm extension. The first arm extension is mounted to the vehicle and rotatable with respect to the vehicle about two perpendicular pivot axes. The second arm extension is pivotally connected to the first arm extension and is rotatable with respect to the first arm extension about a third pivot axis. The first and second arm extensions can be moved to a folded position wherein both extensions are parallel to each other and to an exterior surface of the vehicle. | 11-21-2013 |
20140165326 | FLUID COLLECTION SYSTEM AND RELATED METHODS - A particulate collection system comprises a chassis, supported by a plurality of rotatable actuators operable to provide mobility to the chassis and a blower motor, carried by the chassis. A cyclonic separation chamber is in fluid communication with an inlet head, the cyclonic separation chamber having: an inlet port in fluid communication with the inlet head, the inlet port passing through an upper portion of an outer wall of the cyclonic separation chamber to allow entry of gas into the cyclonic separation chamber; and a conical baffle, contained within the cyclonic separation chamber, the conical baffle having a lower diameter and an upper diameter, the upper diameter being smaller than the lower diameter, wherein gas enters an interior portion of the conical baffle through the lower diameter of the conical baffle and exits the cyclonic separation chamber through the upper diameter of the conical baffle. | 06-19-2014 |
20140196246 | MOBILE WATER RECLAIMING SYSTEM - A vacuum truck for dispensing water into a sewer or similar location and receiving recovered water from the sewer that includes debris to be removed therefrom. The vacuum truck includes a debris tank that receives the recovered water and retains debris removed from the recovered water. A primary and a secondary filter are positioned in the debris tank for separating debris from the recovered water. A water pump draws the recovered water through the secondary filter and provides the water to a tertiary filter that removes smaller debris from the recovered water. The recovered water from the tertiary filter is provided directly to a jetting water pump without being accumulated in a water holding tank. The vacuum truck includes a water storage tank that includes potable water for cleaning the truck or when recovered water is not available from the debris tank. | 07-17-2014 |
20140201941 | CLEANING ROBOT - A cleaning robot that comprises: a main case ( | 07-24-2014 |
20140289998 | SELF-PROPELLED VACUUM CLEANER - A self-propelled vacuum cleaner has a moving device and a vacuuming device. The moving device has a casing and a control module. The casing has at least one wheel, a vacuuming hole, a clapboard, a mounting chamber, an assembling chamber and a communicating hole. The communicating hole is formed through the clapboard and communicates with the mounting chamber and the assembling chamber. The control module is mounted in the mounting chamber to control the rotation of the at least one wheel. The vacuuming device is detachably connected to the moving device and has a vacuuming module and a filtering module. The vacuuming module is mounted in the assembling chamber and has a front shell, a power supply, a fan and a communicating cover. The filtering module is mounted in the mounting chamber, is connected to the vacuuming module and has a rear shell, a filter holder and a filter. | 10-02-2014 |
20150033496 | Floor Cleaning Apparatus - A floor treatment apparatus is provided that includes a chassis that supports at least one cleaning element. The chassis is supported by a plurality of wheels, one which is steerable via a steering wheel interconnected to a housing also associated with the chassis. The chassis provided includes a plurality of movable housing members, one of which is associated with the steering wheel. To access the internal components of the floor treatment apparatus, the front housing is rotated or moved away from the other housings wherein the steering wheel does not require disconnection to allow this movement. | 02-05-2015 |
20160015232 | SELF-PROPELLED ELECTRONIC DEVICE - Provided is a self-propelled electronic device in which performance for running over a level difference of a floor surface of a room is improved. | 01-21-2016 |
20160073846 | Robotic Vacuum - An autonomous coverage robot includes a cleaning assembly having forward roller and rearward rollers counter-rotating with respect to each other. The rollers are arranged to substantially maintain a cross sectional area between the two rollers yet permitting collapsing therebetween as large debris is passed. Each roller includes a resilient elastomer outer tube and a partially air-occupied inner resilient core configured to bias the outer tube to rebound. The core includes a hub and resilient spokes extending between the inner surface of the outer tube and the hub. The spokes suspend the outer tube to float about the hub and transfer torque from the hub to the outer tube while allowing the outer tube to momentarily deform or move offset from the hub during impact with debris larger than the cross sectional area between the two rollers. | 03-17-2016 |
20160081525 | ROBOT CLEANER - A robot cleaner is disclosed. The robot cleaner includes a cleaner body, a dust suction unit and a dust collection unit mounted in the cleaner body, and a driving device configured to move the cleaner body. | 03-24-2016 |
20160106279 | Autonomous Stair Climbing and Surface Cleaning Apparatus and System - An autonomous stair climbing platform and surface cleaning apparatus, systems, and methods may be provided. Embodiments of the present disclosure may comprise an autonomous surface cleaning robot capable of ascending and descending stairs a single tread at a time such that each stair can be cleaned in addition to all other floor surfaces. In addition the stair climbing mobility system further allows a plurality of other functions, including, but not limited to telepresence, payload delivery or communication that is not limited to a single level as is the case with currently available systems. | 04-21-2016 |
20160198913 | SELF-PROPELLED VACUUM CLEANER | 07-14-2016 |
20160201330 | GUTTER CLEANING APPARATUS | 07-14-2016 |
20220136190 | Compact Material Collection System - The present disclosure provides a material collection system. The material collection system includes a conduit, a vacuum generator coupled to the conduit, an engine powering the vacuum generator, and a container mounted to a chassis of a vehicle. The vacuum generator generates airflow for drawing material into a material inlet of the conduit. The container receives collected material from the conduit. The material collection system and vehicle can have a gross vehicle weight rating of at or below approximately 26,000 lbs. | 05-05-2022 |
015340200 | Maneuvered by walking attendant | 2 |
20080244859 | VACUUM SYSTEM WITH IMPROVED MOBILITY - A self-propelled mobile vacuum system comprising a vacuum source that provides suction for the removal of debris, a collection tank for storing debris collected by said vacuum source suction, and at least two rolling drive systems for maneuvering the vacuum system within a work space. A motor provides power to the vacuum source and the two rolling drive systems, and the system has an overall width within the range of 24 to 48 inches, an overall length within the range of 5 to 10 feet, and an overall height within the range of 60 to 84 inches. | 10-09-2008 |
20110219569 | Vacuum Cleaner with Movable Wheel - A vacuum cleaner having a base with an air inlet, a handle, a base pivot connecting the base to the handle to permit the handle to pivot between an upright parked position and a reclined operating position, a movable wheel system and a wheel system drive member. The wheel system has a wheel carriage pivotally connected at one end to the base, and at least one wheel connected to the other end. The wheel carriage pivots between a first position in which the wheel is further from the air inlet, and a second position in which the wheel is closer to the air inlet. The drive member is on the handle and positioned to contact the wheel carriage as the handle moves from the upright parked position to the reclined operating position to thereby move the wheel carriage from the first position to the second position. | 09-15-2011 |
015340300 | Including brush | 13 |
20090089965 | SWEEPING BROOM APPARATUS FOR USE WITH A VEHICLE AND HAVING A SOURCE OF COMPRESSED AIR - A sweeping broom apparatus comprises a main body having a debris receiving outlet and connecting means for operatively connecting the main body to a vehicle. A broom shroud has an open bottom defined by a bottom edge. An airflow obstructing skirt is disposed around the bottom edge of the broom shroud for substantially obstructing the egress of air from between the bottom edge of the broom shroud and the surface being cleaned. There is a forwardly facing debris outlet in the broom shroud for permitting the directed egress of debris therefrom as a forwardly propelled stream of debris. A main sweeping broom is mounted within the broom shroud for propelling debris forwardly from a surface being cleaned generally along the longitudinal horizontal axis, thereby creating a stream of debris propelled forwardly through the forwardly facing debris outlet. There is a source of compressed air having an outlet for permitting the egress of compressed air therefrom. An air blast nozzle has an outlet aimed downwardly and forwardly so as to aim a blast of air at a surface being cleaned, and has an inlet connected in fluid communication to the outlet of the source of compressed air for receiving compressed air therefrom. The inlet is in fluid communication with the outlet. In use, compressed air from the air blast nozzle is forcibly blasted against a surface being cleaned. | 04-09-2009 |
20090094785 | SWEEPING BROOM APPARATUS FOR USE WITH A VEHICLE AND HAVING A SOURCE OF HIGH SPEED AIR - A sweeping broom apparatus comprises a main body having a debris receiving outlet and connecting means for operatively connecting the main body to a vehicle. A broom shroud has an open bottom defined by a bottom edge. The broom shroud has a front end and a back end, and defines a longitudinal horizontal axis extending between the front end and the back end. An airflow obstructing skirt is disposed around the bottom edge of the broom shroud for substantially obstructing the egress of air from between the bottom edge of the broom shroud and the surface being cleaned. There is a forwardly facing debris outlet in the broom shroud for permitting the directed egress of debris therefrom as a forwardly propelled stream of debris. A main sweeping broom is mounted within the broom shroud for propelling debris forwardly from a surface being cleaned generally along the longitudinal horizontal axis, thereby creating a stream of debris propelled forwardly through the forwardly facing debris outlet. There is a source of high speed air having an outlet for permitting the egress of air therefrom. An air blast nozzle has an outlet aimed downwardly and forwardly so as to aim a blast of air at a surface being cleaned, and has an inlet connected in fluid communication to the outlet of the source of high speed air for receiving air therefrom. The inlet is in fluid communication with the outlet. In use, high speed air from the air blast nozzle is forcibly blasted against a surface being cleaned. | 04-16-2009 |
20090217480 | Hopper Assembly with Filter Module for Surface Maintenance Machine - A mobile surface maintenance machine with a debris hopper and a filter module providing at least two filter stages for separating dust and debris within the debris hopper, the filter module including a filter shaking mechanism and a housing adapted to seal against the upper opening of the debris hopper, and wherein the debris hopper is removed from air communication with the exhaust fan when the debris hopper is in a debris dump configuration and is returned to air communication with the exhaust fan when the debris hopper is lowered into an operational configuration. | 09-03-2009 |
20140109338 | AUTOMATIC CLEANER - An automatic cleaner includes a casing having a suction port, a suction device disposed in the casing to suction foreign substances through the suction port, a moving device that moves the casing, and a side brush assembly movably installed on the casing. The side brush assembly includes a movable member movably disposed on the casing, a first driving device that generates power for moving the movable member, a brush rotatably mounted on the movable member, and a second driving device that generates power for rotating the brush. | 04-24-2014 |
20150059120 | VACUUM-CLEANING ROBOT - A self-propelled vacuum cleaner has a main housing having a bottom wall formed with an aperture, floor-engaging wheels on the main housing, and a drive in the main housing for rotating the wheels and advancing the main housing in a normal horizontal travel direction. A module housing projecting through the aperture forms a brush compartment defining a downward directed suction opening having relative to the direction a leading edge and a trailing edge. The module housing is supported in the main housing for limited vertical movement of the module housing relative to the main housing. A brush in the module housing is engageable through the opening with a floor beneath the opening, and a blower in the module housing having an intake connected via a duct to the brush compartment for aspirating air through the opening and past the brush into the module housing. | 03-05-2015 |
20150074938 | Hydraulic Fluid Flow Management System and Method - A hydraulic fluid flow management system and method includes three subsystems. The first subsystem is an engine mounted hydraulic fluid pump electrically operated flow control proportioning valve combination. The second subsystem is a hydraulic fluid flow distribution manifold assembly. The third subsystem is a computer operated controller and display which governs the operation of the electrically operated flow control proportioning valve combination. | 03-19-2015 |
20150359397 | FLOOR CLEANING MACHINE - A floor cleaning machine having a movable adjustment element, a suction foot, a cleaning head and a drive. The adjustment element is coupled to the cleaning head, the suction foot and the drive. The drive is configured to move the adjustment element between a first position, in which the cleaning head and suction foot are raised, a second position, in which the cleaning head is raised and the suction foot is lowered, and a third position in which the cleaning head and suction foot are lowered. | 12-17-2015 |
20160066754 | ROBOTIC VACUUM CLEANER - A robotic cleaning device including a main body having a front end portion with a front end wall, a rear end portion, a right side wall connecting the front end wall and the rear end portion and a left side wall connecting the front end wall and the rear end portion. At least one driving wheel is arranged to move the robotic cleaning device across a surface to be cleaned. A cleaning member is arranged at a bottom side of the main body for removing debris from the surface to be cleaned, the cleaning member being arranged in the front end portion of the main body. The main body is arranged such that its width is greatest between the right side wall and the left side wall, and the greatest width is located at the front end portion of the main body. | 03-10-2016 |
20160073840 | ROBOTIC VACUUM CLEANER WITH PROTRUDING SIDEBRUSH - A robotic cleaning device having main body, at least one driving wheel to move the robotic cleaning device across a surface to be cleaned, and a brush for removing debris from the surface to be cleaned. The brush is arranged on a protrusion in a front end portion of the main body. The widest part of the main body is located between the protrusion and the opposite sidewall of the main body, and within the front end portion of the main body. | 03-17-2016 |
015340400 | Plural brushes | 4 |
20090013496 | Modular Street Sweeper - A modular street sweeper includes a pair of side brooms to sweep debris laterally inwardly from opposing sides of the sweeper and a pickup mechanism to convey the swept debris from the ground to a collection hopper. The pickup mechanism includes a conveyor module in which a main broom at a rear of the sweeper sweeps the debris forwardly onto a rotating conveyor and a vacuum module in which a vacuum head spans laterally across the sweeper in proximity to the ground and communicates with a fan to direct the swept debris into the hopper. The vacuum pick up module is interchangeable with the conveyor pickup module so that a single sweeper investment can perform both a spring function of sand collection with the conveyor and a fall function of leaf collection with the vacuum head. | 01-15-2009 |
20090113660 | High Efficiency Intake Hood System For Mobile Sweeper Vehicles - An improved pickup or intake hood for use in regenerative air flow road and pavement sweeper vehicles includes at least one side auxiliary plenums and/or at least one side-to-side plenum adjacent the primary air flow compartment. The auxiliary plenums are attached by appropriate ducting into the regenerative air flow so that any fugitive air and or dust flows from the primary air flow compartment are captured in the auxiliary plenums to minimize fugitive air and/or dust flows into the ambient atmosphere. Dust conduits from shrouded gutter brooms enter a manifold box to allow dust-entrained air flows from one or both gutter brooms to enter into the regenerative air flow to capture dust generated by the gutter brooms. | 05-07-2009 |
20140026352 | VACUUM SWEEPING MACHINE HAVING A SUCTION EXTRACTION SYSTEM FOR A SIDE BROOM - A vacuum sweeping machine having a chassis, which is configured for moving the vacuum sweeping machine over a surface to be cleaned, a sweeping roller, a suction extraction device, a side broom and a connecting line. The sweeping roller, which is driven in rotation, is mounted on the chassis and surrounded by the sweeping-roller housing. The sweeping roller extends along its rotational axis between a first and a second side wall of the sweeping-roller housing. The suction extraction device has a suction side that is connected to the sweeping-roller housing for the purpose of suction extraction of dust-laden air. The side broom, which is driven in rotation and mounted on the chassis, is surrounded by an enclosure. The connecting line is provided between the sweeping-roller housing and the enclosure. Coupling of the connecting line to the sweeping-roller housing is provided in one of the side walls. | 01-30-2014 |
20160122957 | ARTIFICIAL TURF FIELD PAINT REMOVER AND EXTRACTION MACHINE - A self-propelled field paint removal and extraction machine for removing paint from artificial turf athletic fields. The machine includes a self propelled, zero-turn rolling chassis including a frame defining a longitudinal axis of the machine; a brush assembly supported by the frame rearward of first and second front wheel caster assemblies and including a first outer brush rotating about a first brush axis of rotation and a second other brush rotating about a second brush axis, the brush assembly movable between a retracted position and a ground-contacting position; and a vacuum assembly supported by the frame rearward of the brush assembly and including a ground-contacting vacuum pad having a plurality of suction ports, the vacuum pad extending parallel to a lateral axis of the machine; and wherein the first and second brushes, in the retracted position of the brush assembly, are within a front footprint of the rolling chassis. | 05-05-2016 |