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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 8393937 | Floor finishing machine A floor finishing machine includes a base frame, a movable frame movably mounted to the base frame, and a plurality of floor finishing units carried by the movable frame, and being pivotable about a generally longitudinal pivot axis and a generally transverse pivot ... | 03/12/2013 |
| 8366517 | Floor treatment apparatus with tensioning pulley drive A floor treatment apparatus includes a frame, a housing which is rotatable with respect to the frame according to a main axis, at least three head pulleys which are rotatable with respect to the housing according to respective head axes which are regularly spaced ar... | 02/05/2013 |
| 8342914 | Mobile machine for screeding floor surfaces and the like A mobile machine for screeding floor surfaces and the like comprises a planet disk, which is rotatably supported and driven by a drive motor, and which carries at least one screeding disk, operatively connected to the drive motor and defining one screeding plane. Th... | 01/01/2013 |
| 8317574 | Power-driven hand tool with clamping fixture for a tool A power-driven hand tool is disclosed comprising a housing, a work spindle for driving a tool, which tool can be located between a tool end of the work spindle and a fixing mechanism, further comprising a displacing mechanism with a clamping lever, adapted to pivot ... | 11/27/2012 |
| 8282445 | Floor finishing apparatus A floor finishing apparatus includes a chassis, a housing pivotably mounted to the chassis and having a mounting surface and at least partially defining a chamber, and a plurality of floor finishing units mounted to the mounting surface of the housing. The apparatus... | 10/09/2012 |
| 8251780 | Floor grinding machine and grinding head unit therefor A grinding head unit mountable in a planetary disk of a surface grinding machine generally including a housing mountable on the planetary disk, a holder supported on the housing and a surface grinding member detachably connectable to the holder wherein the holder is... | 08/28/2012 |
| 8172649 | Floor edger and grinder device A floor edger and grinding device 10 has a deck 20 pivotably mounted to a rear frame 18 with a handle 16. The deck has a motor 22 mounted thereon that drives two grinder discs 24 in opposite rotational directions. The deck h... | 05/08/2012 |
| 8147297 | Surface grinding machine and grinding head therefor A surface grinding machine generally consisting of a drive means provided with an output shaft; a planetary disk mounted on the shaft; and at least two grinding head units mounted on the planetary disk, each including a housing mounted on the planetary disk, a shaft... | 04/03/2012 |
| 8092282 | Device for driving a grinding machine The invention relates to a device (1) at a mobile grinding machine (2) for stone materials and that comprises a rotatably driven disc-shaped housing (3), which is arranged to support a plurality of grinding disc holders (6) rotatably driv... | 01/10/2012 |
| 8070561 | Height adjustable drive arrangement for a floor care machine A floor care machine such as a floor polisher includes a machine frame carrying a motor coupled through a drive arrangement to a rotationally driven head on which a floor care disc such as a polishing pad is mounted. The drive arrangement includes a drive element ro... | 12/06/2011 |
| 8043144 | Abrasive preparation device with an improved abrasion element assembly Disclosed is an exemplary abrasive surface preparation device for use with a rotary device having a rotatable housing and a support member extending obliquely from the housing. The exemplary abrasive hard surface preparation device includes a substantially planar su... | 10/25/2011 |
| 7997960 | Floor resurfacing disk An abrasive disk assembly is provided for a floor resurfacing machine wherein the floor machine has at least one shaft configured to rotate about an axis substantially orthogonal to a work surface, the abrasive disk assembly including a head assembly of predetermine... | 08/16/2011 |
| 7988539 | Abrasive cleaning device A cleaning element (36) for a cement floor surface mounted to a housing (32). Each cleaning element has a flat flexible abrasive surface (39) that is transversely positioned to the direction of motion to provide flex during cleaning of a cement ... | 08/02/2011 |
| 7690970 | Abrasive preparation device with an improved abrasion element assembly An abrasive abrading a grinding device (10) having a housing (12) for moving over a concrete surface. The housing has depending abrasion elements (14) with a substrate layer (30) and a backing layer (32) mounted to a support bracke... | 04/06/2010 |
| 7686677 | Floor treatment machine with wheel assembly A wheel assembly for a floor treatment machine is provided that aids the operator in maintaining positive control of the machine. The wheel assembly includes a body that can be removably attached to the floor treatment machine, and wheels that are configured to cont... | 03/30/2010 |
| 7670208 | Carrier plate holding an abrading element and abrading plate The invention concerns a carrier plate (2) holding an abrading element, for detachable mounting on a rotatably mounted abrading plate (1) driven during use, for abrading stone or concrete floors, which carrier plate (2) has sides (2a | 03/02/2010 |
| 7597610 | Stand-up grinder caddy with adjustable height and low profile floating head An apparatus for a stand-up grinder caddy includes a handle assembly and an upper sheath. A lower caddy includes a wheel assembly and a lower sheath for insertion into the upper sheath. A bracket supports a grinder with the bracket attached to a support frame with a... | 10/06/2009 |
| 7563156 | Planetary grinder A planetary grinding machine having a simple design with a minimal number of parts, which are all easily accessible for maintenance and repair is disclosed. The machine has a rotating planetary disk with rotating screeding disks attached. The planetary disk is drive... | 07/21/2009 |
| 7458883 | Apparatus for abrading a surface An apparatus for abrading a surface is provided. The apparatus has a compact profile and includes a drive mechanism disposed in a housing. The drive mechanism includes a substantially vertical drive shaft rotatably mounted on a first plate and including a drive pull... | 12/02/2008 |
| 7438634 | Clamping fixture for detachably fastening a disk-shaped tool A clamping fixture for detachably fastening a disk-shaped tool on a rotatably driven working spindle with a driven gear includes a fastening element a supporting flange arranged so that the tool is accommodated between the fastening element and the supporting flange... | 10/21/2008 |
| 7416478 | Planetary drive heads for grinding/polishing pads A planetary drive head for treating floors having a hub that rotates in one direction and attached media gears that rotate in the opposite direction. ... | 08/26/2008 |
| 7399218 | Ride-on floor machine with dust collection system A riding floor sander for large hardwood floor surfaces, such as gymnasiums and dance floors, has a powered cart with one or more sanding machines connected to it. A blower picks up the process waste in a stream of air and and moves it to a cyclone separator that is... | 07/15/2008 |
| 7393267 | Floor sanding machine A floor sanding machine is proposed, which consists of a case body (11) and a plurality of sanding tools (30) arranged eccentrically in the case body (11). The axes of the tool shafts (31) rotate about the axis of a central shaft (12 | 07/01/2008 |
| 7387564 | Grinding apparatus The present invention concerns a grinding apparatus (1) including a number of grinding units (3), a number of drive units (11) and a number of screen units (2), where a number of the grinding units (3) are enclosed by at least one ... | 06/17/2008 |
| 7377838 | Floor treating machine A floor treating machine has a frame and a housing connected rotatably to the frame according to a main rotation axis. At least three heads are suspended rotatably with respect to the housing according to respective rotating axes, which are generally parallel to the... | 05/27/2008 |
| 7357701 | Water driven rotary tool The present invention provides an assembly of machined or precision cast components which combine to form a high pressure water powered rotary tool. The rotary tool includes a rigid metal housing, a high pressure water inlet, an impeller rotatably mounted within the... | 04/15/2008 |
| 7357700 | Riding floor polishing and grinding machine for treating concrete, terrazzo, stone and similar surfaces The invention is a riding floor polishing and grinding machine that uses one or more gangs of polishing heads (242) to treat concrete and similar surface flooring (208). A compact vehicle (210) equipped with a front loader arm (235) is fi... | 04/15/2008 |
| 7326106 | Device for treating flooring surfaces Apparatus for treating flooring surfaces, the apparatus includes a drum assembly which provides counter-rotation of the drum assembly relative to the direction of rotation of the surfacing discs to provide improved handling characteristics. The apparatus also includ... | 02/05/2008 |
| 7311588 | Water grinder A water grinder including: a housing in which a rotary shaft is drivably disposed, the rotary shaft being formed with an axial passage; a water incoming flow way formed in the housing; a valve disposed in the housing and controllable by a selection switch; an extern... | 12/25/2007 |
| 7297188 | Floor finishing and dust collection apparatus Sanding and screening are steps in floor finishing that produce large quantities of fine dust which is difficult to remove and which plugs porous filter elements of dust collection systems. Dust collection is enhanced with a floor screening attachment for a floor ma... | 11/20/2007 |
| 7278910 | Wheel scraper for a floor sander A wheel scraper for a floor sander attaches to the swivel support wheel of a floor sander and scraper debris from the support wheel in order to prevent debris accumulation on the support wheel. The device includes a frame that attaches to the floor sander and that p... | 10/09/2007 |
| 7261623 | Wood floor sanding machine A power sanding machine (10) has three circumferentially spaced cogged belts (40) to drive three discs (52) rotatably mounted to an inner bowl (30) which is rotatably mounted to a housing (12), which in turn is connected to an oper... | 08/28/2007 |
| 7255513 | Diamond trowel blade A diamond trowel blade 20 comprises diamond particles that will attach to a power trowel for surface preparation of hardened concrete surfaces. The diamond trowel blade includes a diamond bearing surface 22, for preparing the concrete surface; a backin... | 08/14/2007 |
| 7247085 | Combination edger and grinder for floors A combined floor edger and grinder having a grinding disk which can be adjusted from engaging the floor while flat to engaging the floor along a front, back or side edge of the disk, depending on the height adjustment of the wheels on either side of the frame. The w... | 07/24/2007 |
| 7241210 | Floor treating machine comprising individually driven discs A floor treating machine includes a frame provided with a housing which is supported with respect to the frame in such a manner that it can rotate about a substantially vertical housing axis, at least three heads positioned at intervals around the axis and rotatably... | 07/10/2007 |
| 7226347 | Walk behind polisher An improved walk behind polisher and grinder is disclosed. The improved walk behind polisher and grinder provides a surface polishing machine capable of operation with increased directional stability and reduced dust accumulation to the essential internal components... | 06/05/2007 |
| 7223161 | Cutting apparatus with dust discharging In a cutting apparatus having a circular blade with a dust discharging unit for, during cutting, discharging chips (dust) within a dust cover covering the circular blade, a pulley is fixed to an output shaft of a power source, and a flat belt for transmitting power ... | 05/29/2007 |
| 7207874 | Electric hand power tool An electric hand power tool has a housing, an air-cooled electric motor which is accommodated in the housing, a tool which is driven by the electric motor a protective hood which at least partially covers the tool, the housing having a handle and an auxiliary handle... | 04/24/2007 |
| 7204745 | Device in a circular, disk-shaped element intended for cleaning purposes The invention relates to a device in a circular disk-shaped cleaning element intended for cleaning by means of a cleaning machine. The element is designed with a number of recesses (3) distributed over the active cleaning surface (2a) thereof Gr... | 04/17/2007 |
| 7192339 | Grinder disc, insert holder and insert assembly A grinder disc, insert holder and insert assembly including a grinder disc with a plurality of grinder insert holders for grinder inserts for grinding and the like. The assembly includes a grinder insert holder having a holder case with a hollow interior an open end... | 03/20/2007 |
