US2025052075A1PendingUtilityA1

Self-cleaning device for applying material between the grout lines of tiles

Assignee: VERRANDO MIRCOPriority: Nov 23, 2021Filed: Nov 16, 2022Published: Feb 13, 2025
Est. expiryNov 23, 2041(~15.3 yrs left)· nominal 20-yr term from priority
Inventors:Mirco Verrando
E04F 21/165
24
PatentIndex Score
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Claims

Abstract

Self-cleaning device for applying material between the grout lines of tiles (100) adapted to spread and model, in a practical and precise manner, material of acrylic, silicone and/or soft cementitious paste type in order to create grout lines, joints or mortar; said self-cleaning device for applying material between the grout lines of tiles (100) adapted to speed up the operations for implementation and to reduce to a minimum the force exerted by the operator, protecting him/her from possible professional pathologies. It comprises a telescopic rod (10), engaged at the center of the frame (11), adapted to allow the user to easily move the invention, with minimum force; said telescopic rod (10) having the lower end connected to the drive wheel (12) by means of a ratchet gear system (13), in a manner such to allow the invention to only take on a forward motion;

Claims

exact text as granted — not AI-modified
1 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ) adapted to spread and model, in a practical and precise manner, material of acrylic, silicone and/or soft cementitious paste type in order to create grout lines, joints or mortar; said self-cleaning device for applying material between the grout lines of tiles ( 100 ) adapted to speed up the operations for implementation and to reduce to a minimum the force exerted by the operator, protecting him/her from possible professional pathologies; said self-cleaning device for applying material between the grout lines of tiles ( 100 ) characterized in that it comprises:
 a frame ( 11 ), with rectangular form, adapted to contain, maintain quite stable and protect the internal components of the invention;   at least a drive wheel ( 12 ), engaged in the lower median part of said frame ( 11 ), adapted to be moved by the user by means of a telescopic rod ( 10 ), allowing the movement of the invention along a surface;   at least one said telescopic rod ( 10 ), engaged at the center of said frame ( 11 ), adapted to allow the user to easily move the invention, with minimum force; said telescopic rod ( 10 ) having the lower end connected to said drive wheel ( 12 ) by means of a ratchet gear system ( 13 ), in a manner such to allow the invention to only take on a forward motion;   at least a small support wheel ( 14 ), engaged in the rear part of said frame ( 11 ) near said drive wheel ( 12 ), adapted to cancel effects such as rolling and pitch; said small support wheel ( 14 ) being height adjustable by means of a threaded spring regulator ( 24 );   at least an orientable dispenser ( 17 ), engaged in the front part of the lower surface of said frame ( 11 ) and pointed downward, adapted to dispense the product ( 200 ) to be inserted within the space between the tiles by means of a small electric motor; said orientable dispenser ( 17 ) being connected to a tank ( 27 ), installed in the immediate vicinity within said frame ( 11 ), adapted to contain said product ( 200 ) to be dispensed; said tank ( 27 ) being provided with one said small electric motor and a piston adapted to compress said product ( 200 ), in a manner such that it exits from its cartridge, as said product is progressively dispensed by means of said orientable dispenser ( 17 );   at least a nebulizer of the liquid ( 18 ), engaged in the lower part of said frame ( 11 ) behind said orientable dispenser ( 17 ), adapted to nebulize, by means of an electric pump, the dispensed product ( 200 ), in a manner such to render effective the spreading and the subsequent cleaning of said product ( 200 ); said nebulizer of the liquid ( 18 ) being connected to a secondary tank ( 28 ), engaged in the immediate vicinity and within said frame ( 11 ), adapted to contain the liquids to be nebulized;   at least a spatula ( 19 ), engaged in the lower surface of said frame ( 11 ) and behind said nebulizer of the liquid ( 18 ), adapted to spread, within the grout lines of the tiles, the previously dispensed product ( 200 ); said spatula ( 19 ) being of replaceable and adjustable type based on the needs of the client;   at least a microfiber pulley roller ( 20 ), engaged in the lower part of said frame ( 11 ) and in close contact with the rear part of said spatula ( 19 ), adapted to be moved by said drive wheel ( 12 ) by means of a rubber belt ( 30 ), in a manner such to constantly clean said spatula ( 19 ) and to clean the surface of said product ( 200 ) that is dispensed in excess; said rubber belt ( 30 ), being engaged within said frame ( 11 ), adapted to work in a cross manner by means of a system of guides ( 26 ), in a manner such that said microfiber pulley roller ( 20 ) rotates at a greater speed than that taken on by said drive wheel ( 12 ); said microfiber pulley roller ( 20 ) being constantly hydrated by means of a secondary nebulizer ( 29 ), engaged within said frame ( 11 ) and connected to said secondary tank ( 28 ); said microfiber pulley roller ( 20 ) adapted to maintained clean by means of a secondary spatula ( 31 ), engaged in the lower part of said frame ( 11 ), behind and in close contact with said microfiber pulley roller ( 20 ); said secondary spatula ( 31 ) adapted to exploit the direct contact and the rotation taken on by said microfiber pulley roller ( 20 ), in a manner such to remove the product ( 200 ) attached thereto;   at least a microcontroller ( 33 ), installed within said frame ( 11 ), adapted to adjust all the electrical components of the invention by means of wiring, in a manner such that said orientable dispenser ( 17 ), said nebulizer of the liquid ( 18 ), said spatula ( 19 ) and said microfiber pulley roller ( 20 ) follow the motion of said drive wheel ( 12 ); said microcontroller ( 33 ) adapted to allow the user to access all the functions by means of a keypad ( 32 ) connected thereto, installed on the upper surface of said frame ( 11 );   at least two guides with small wheels ( 15 ), engaged at the ends of the lower surface of said frame ( 11 ), adapted to maintain the invention stable during its use by means of the contact with the surface, providing further precision.   
     
     
         2 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  the preceding claim 1 , characterized in that said frame ( 11 ) is provided with a regulator ( 25 ), engaged on the surface and connected to said drive wheel ( 12 ), adapted to allow an adjustment of the height of said frame ( 11 ) with respect to the surface, based on the needs of the client. 
     
     
         3 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  claim 1 , characterized in that said drive wheel ( 12 ) is provided with a shock absorption system, in a manner such to maintain a precise and linear progression even on non-connected surfaces. 
     
     
         4 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  claim 1 , characterized in that said telescopic rod ( 10 ) comprises a button ( 16 ) adapted to move the connection of said telescopic rod ( 10 ) with said ratchet gear system ( 13 ) in a manner such to activate/deactivate the free forward and backward motion of the device. 
     
     
         5 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  claim 1 , characterized in that said telescopic rod ( 10 ) is extractable from said ratchet gear system ( 13 ), in a manner such to allow the user to rest the device at the base of vertical surfaces so to attain joints on the profile-covers of the doors. 
     
     
         6 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  claim 1 , characterized in that said tank ( 27 ) and said tank ( 28 ) are extractable by means of a door ( 21 ), engaged in the upper part of said frame ( 11 ), in a manner such to allow the constant cleaning and maintenance of the same. 
     
     
         7 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  claim 1 , characterized in that said tank ( 27 ) comprises a capacity sensor adapted to activate a LED ( 22 ), engaged on the surface of said frame ( 11 ), when said product ( 200 ) has terminated. 
     
     
         8 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  claim 1 , characterized in that said secondary tank ( 28 ) comprises a capacity sensor adapted to activate a LED ( 23 ), engaged on the surface of said frame ( 11 ), when the liquids present within said secondary tank ( 28 ) have terminated. 
     
     
         9 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  claim 1 , characterized in that it comprises a spirit level, engaged on the upper surface of said frame ( 11 ), adapted to allow controlling the horizontal and vertical position taken on by the device during the use thereof. 
     
     
         10 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  claim 1 , characterized in that it comprises a rotation sensor, installed near said drive wheel ( 12 ), adapted to collect data regarding the speed taken on by said drive wheel ( 12 ) and to send such data to said microcontroller ( 33 ) in a manner such that the dispensing flow of said orientable dispenser ( 17 ) is constant with respect to the speed of said drive wheel ( 12 ). 
     
     
         11 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  claim 1 , characterized in that it comprises a laser pointer, engaged on said orientable dispenser ( 17 ), adapted to allow the user to receive clear information regarding the exact orientation of said orientable dispenser ( 17 ) during use. 
     
     
         12 . Self-cleaning device for applying material between the grout lines of tiles ( 100 ), according to  claim 1 , characterized in that it comprises a micro-video camera, engaged in the lower part of said frame ( 11 ), adapted to capture the images during use of the invention; said micro-video camera being connected, by means of network and/or Bluetooth, to the mobile device of the user, in a manner such to allow said user to view the images of the operation and correct working of the invention in real time on his/her own mobile device.

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