# US 12,109,577 B2 · High-pressure tool, and method for producing a high-pressure tool > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,109,577 B2 - Document ID: US12109577B2 - Status: Granted - Kind: B2 - Application number: 17/479,074 - Filed: 2021-09-20 - Published: 2022-01-06 - Granted: 2024-10-08 - Earliest claimed: 2019-03-21 - Assignees: Ecoclean GmbH - Applicants: Ecoclean GmbH - Inventors: Werner Karls - Web page: https://patentgrep.com/patent/US12109577B2 ## CPC - B05B 1/14: with multiple outlet openings (B05B1/02, B05B1/26 take precedence); with strainers in or outside the outlet opening - B05B 1/34: designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl (designed to control volume of flow B05B1/30) - B05B 1/20: Perforated pipes or troughs, e.g. spray booms; Outlet elements therefor - B05B 15/65: Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits - B08B 3/02: Cleaning by the force of jets or sprays - B05B 13/0636: {by means of rotatable spray heads or nozzles} - B33Y 80/00: Products made by additive manufacturing - B05B: SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES (spray-mixers with nozzles B01F25/72; processes for applying liquids or other fluent materials to surfaces by spraying B05D) - B08B: CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL - B33Y: ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING ## Abstract The invention relates to a high pressure tool for industrially cleaning and/or machining workpieces by means of a pressurized fluid, wherein the high pressure tool comprises the following: a base body and a flow channel extending between a flow channel inlet and at least one flow channel outlet. In order to provide a high pressure tool of that kind, with which an improved degree of efficiency can be achieved, it is proposed in accordance with the invention that the high pressure tool further comprises a nozzle body on which the at least one flow channel outlet is arranged and through which the flow channel at least partially extends, wherein the base body comprises or forms the nozzle body or wherein the base body is connected or connectable to the nozzle body. A method for producing a high pressure tool of that kind is further disclosed. ## Claims ### Claim 1 High pressure tool for at least one of industrially cleaning and machining workpieces by a pressurized fluid, wherein the high pressure tool comprises the following: a base body and a flow channel extending between a flow channel inlet and at least one flow channel outlet, wherein the high pressure tool further comprises a nozzle body formed in one piece, on which the at least one flow channel outlet is arranged and through which the flow channel at least partially extends, wherein the base body comprises or forms the nozzle body or wherein the base body is connected or connectable to the nozzle body, wherein arranged or formed on at least one of a lateral surface of the nozzle body and the base body are additional structures for generating at least one of turbulence and cavitation in the pressurized fluid; and wherein the additional structures are configured as or comprise projections extending in parallel to a longitudinal axis of the base body and projecting away from a lateral surface of the nozzle body or are configured as or comprise recesses in the lateral surface of the nozzle body extending in parallel to the longitudinal axis of the base body. ### Claim 2 (depends on 1) High pressure tool in accordance with claim 1, wherein at least one of the nozzle body and the base body is formed as one material piece. ### Claim 3 (depends on 1) High pressure tool in accordance with claim 1, wherein the base body is connected or connectable to the nozzle body by at least one of the following: force fit; positive engagement; material bond; screw connection; welding; and soldering. ### Claim 4 (depends on 1) High pressure tool in accordance with claim 1, wherein at least one of the nozzle body and the base body of the high pressure tool are producible or produced by an additive manufacturing process. ### Claim 5 (depends on 1) High pressure tool in accordance with claim 1, wherein the flow channel comprises a supply channel and at least one nozzle channel, which branches off of the supply channel and is arranged obliquely to the supply channel. ### Claim 6 (depends on 5) High pressure tool in accordance with claim 5, wherein the at least one nozzle channel is formed by an outlet opening, comprising a cylindrical conducting portion, wherein a length of the conducting portion is greater than an internal diameter of the outlet opening in the conducting portion. ### Claim 7 (depends on 6) High pressure tool in accordance with claim 6, wherein the conducting portion is of circular cylindrical configuration, curved or arcuate. ### Claim 8 (depends on 5) High pressure tool in accordance with claim 5, wherein the supply channel is formed by an inlet opening, and wherein a longitudinal axis of the outlet opening is aligned at an angle relative to a longitudinal axis of the inlet opening, the angle being from about 10° to about 140°. ### Claim 9 (depends on 1) High pressure tool in accordance with claim 1, wherein at least one flow channel outlet is arranged on a lateral surface of the nozzle body, and wherein individual, a plurality of, or all flow channel outlets are arranged axisymmetrically to a longitudinal axis of the base body or asymmetrically on the lateral surface of the nozzle body. ### Claim 10 (depends on 1) High pressure tool in accordance with claim 1, wherein at least one flow channel outlet is arranged on an end face of the nozzle body, and wherein individual, a plurality of, or all flow channel outlets are arranged axisymmetrically to a longitudinal axis of the base body or asymmetrically on the end face of the nozzle body. ### Claim 11 (depends on 1) High pressure tool in accordance with claim 1, wherein the nozzle body comprises a flow deflection element, which is arranged coaxially to a longitudinal axis of the base body and is arranged in the flow channel. ### Claim 12 (depends on 11) High pressure tool in accordance with claim 11, wherein the flow deflection element is a projection that projects counter to a flow direction of the fluid in parallel to the longitudinal axis of the base body or is a recess. ### Claim 13 (depends on 11) High pressure tool in accordance with claim 11, wherein the flow deflection element is configured to widen in a wedge-shaped manner in the flow direction of the fluid. ### Claim 14 (depends on 11) High pressure tool in accordance with claim 11, wherein the projection is of bell-shaped, conical, frustoconical, or cylindrical configuration. ### Claim 15 (depends on 11) High pressure tool in accordance with claim 11, wherein a transition from the supply channel to the at least one nozzle channel is configured such that a cross section of the flow channel is not reduced by a flow deflection element configured as a projection. ### Claim 16 (depends on 1) High pressure tool in accordance with claim 1, wherein the base body of the high pressure tool is formed substantially rotationally symmetrical to a longitudinal axis of the base body. ### Claim 17 (depends on 1) High pressure tool in accordance with claim 1, wherein the base body and the nozzle body are configured as one material piece with one another. ### Claim 18 Method for producing a high pressure tool for at least one of industrially cleaning and machining workpieces by a pressurized fluid, wherein the high pressure tool comprises a base body and a flow channel extending between a flow channel inlet and at least one flow channel outlet, wherein the method comprises the following: producing a nozzle body of the high pressure tool, wherein the nozzle body is produced in one piece by an additive manufacturing process, such that the at least one flow channel outlet is arranged on the nozzle body and the flow channel extends at least partially through the nozzle body; producing the base body and the nozzle body in one piece in the additive manufacturing process or connecting the base body to the nozzle body; wherein arranged or formed on at least one of a lateral surface of the nozzle body and the base body are additional structures for generating at least one of turbulence and cavitation in the pressurized fluid and wherein the additional structures are configured as or comprise projections extending in parallel to a longitudinal axis of the base body and projecting away from a lateral surface of the nozzle body or are configured as or comprise recesses in the lateral surface of the nozzle body extending in parallel to the longitudinal axis of the base body. ### Claim 19 (depends on 18) Method in accordance with claim 18, wherein at least one of the nozzle body and the base body of the high pressure tool are produced by 3D printing. ### Claim 20 (depends on 18) Method in accordance with claim 18, wherein the base body and the nozzle body are configured as one material piece with one another. ### Claim 21 High pressure tool for at least one of industrially cleaning and machining workpieces by a pressurized fluid, wherein the high pressure tool comprises the following: a base body and a flow channel extending between a flow channel inlet and at least one flow channel outlet, wherein the high pressure tool further comprises a nozzle body formed in one piece, on which the at least one flow channel outlet is arranged and through which the flow channel at least partially extends, wherein the base body comprises or forms the nozzle body or wherein the base body is connected or connectable to the nozzle body, wherein the nozzle body comprises a flow deflection element, which is arranged coaxially to a longitudinal axis of the base body and is arranged in the flow channel, and wherein a transition from the supply channel to the at least one nozzle channel is configured such that a cross section of the flow channel is not reduced by a flow deflection element configured as a projection. ### Claim 22 Method for producing a high pressure tool for at least one of industrially cleaning and machining workpieces by a pressurized fluid, wherein the high pressure tool comprises a base body and a flow channel extending between a flow channel inlet and at least one flow channel outlet, wherein the method comprises the following: producing a nozzle body of the high pressure tool, wherein the nozzle body is produced in one piece by an additive manufacturing process, such that the at least one flow channel outlet is arranged on the nozzle body and the flow channel extends at least partially through the nozzle body; producing the base body and the nozzle body in one piece in the additive manufacturing process or connecting the base body to the nozzle body; wherein the nozzle body comprises a flow deflection element, which is arranged coaxially to a longitudinal axis of the base body and is arranged in the flow channel, and wherein a transition from the supply channel to the at least one nozzle channel is configured such that a cross section of the flow channel is not reduced by a flow deflection element configured as a projection.