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| Number | Title | Issue Date |
| 7037374 | Pneumatic pump switching apparatus A coating material spray application system includes first and second coating material supplies; first and second coating material pumps and first and second feed hoses; wherein each feed hose is in communication with a respective one of the coating material pumps a... | 05/02/2006 |
| 6964708 | Booth for coating objects with powder A booth for coating objects with powder, in particular for powder painting, comprises in a manner known per se a housing, in which there is situated at least one application device, with which powder can be applied to the objects. Situated in the upper region of the... | 11/15/2005 |
| 6589342 | Powder paint color changer A powder paint color changer features a single cleaning fluid port at one end of the color changer manifold for direction of cleaning fluid, such as pressurized air, through the main output interior chamber of the color changer manifold thence through a s... | 07/08/2003 |
| 6524659 | Method and apparatus for electrically controlling a flow of material The invention relates to a method for electrically controlling a flow of material, wherein a single- or multi-component, essentially polymer-based material (1), such as plastics, elastomer or the like, is charged electrically (I) and sprayed (II) in an el... | 02/25/2003 |
| 6183559 | Rotatable coating hopper Apparatus and process for coating a continuously advancing web with a dry or wet coating material on a conveyor belt. The apparatus having a hopper which contains an agitator, a brush and a knurled roll to accurately dispense the coating material to an ap... | 02/06/2001 |
| 6095082 | Apparatus for applying granules to an asphalt coated sheet to form a pattern having inner and outer portions In a method of forming a pattern of granules on a moving asphalt coated sheet, a blend drop of first and second granules is discharged onto the sheet. The blend drop forms a granule deposit on the sheet including an inner portion of first granules and an ... | 08/01/2000 |
| 5820941 | Powder spray coating Apparatus for powder spray coating comprises means (4) for electrostatically-charging powder entrained in air, a conduit (6) for transporting the electrostatically charged powder from the charging means (4) to an internal chamber (12) in a spray head (8),... | 10/13/1998 |
| 5753302 | Acoustic dispenser The present invention provides an acoustic dispenser for propelling objects toward a substrate, together with methods of use of the dispenser. The acoustic dispenser uses a source of acoustic vibration and a membrane for the application of acoustic vibrat... | 05/19/1998 |
| 5454872 | System for controlling and utilizing finer powder particles in a powder coating operation An apparatus and method for utilizing and controlling finer particles in a powder coating system returns the finer particles to the spraying apparatus to be sprayed on parts by the system. Finer particles are continuously removed from the system by applic... | 10/03/1995 |
| 5415692 | Apparatus for applying material against the wall of a molten metal discharging hole A projecting construction apparatus for a molten-metal-discharging hole includes a rotating shaft and an impeller rotatably supported by the end of the rotating shaft. The impeller has vanes radially disposed and is open to fluid flow in a generally axial... | 05/16/1995 |
| 5259880 | Projection molten impeller for concave section used in apparatus An impeller as used in a projecting construction apparatus for a concave section of a molten-metal-discharging hole is supported on a rotating shaft for redirecting flow of impinging projection material. The impeller includes a plurality of vanes which ar... | 11/09/1993 |
| 4561380 | Method and apparatus for powder coating a moving web A method and apparatus is disclosed, in the presently preferred embodiment, for applying powdered adhesive to non-woven fabric material. The apparatus includes a novel powder spray gun wherein there is an air flow amplifier contained within the gun for ac... | 12/31/1985 |
| 4562095 | Method and apparatus for manufacturing a uniformly coated substrate A method and apparatus are described for coating a substrate such as glass with a powder such as a compound that can be decomposed by heat. The method comprises the steps of forming a sheet of powder suspended in a gas moving toward the substrate to be co... | 12/31/1985 |
| 4533571 | Method and apparatus for uniformly coating a substrate with a powder A method and apparatus are described for coating a substrate such as glass with a powder such as a compound that an be decomposed by heat. The method comprises the steps of forming a sheet of powder suspended in a gas and moving toward the substrate to be... | 08/06/1985 |
| 4417544 | Developing device A developing device supplies red toner and black toner to a photosensitive layer. The developing device comprises a toner resupply mechanism which is attached to a receptacle to replenish selectively the shortage of the red or black toner in the receptacl... | 11/29/1983 |
| 4401695 | Method of and apparatus for applying powder coating reactants A method is disclosed for depositing a coating from a gaseous stream of a powder coating reactant, wherein the carrier gas is supplied at a high volume rate (at least 100 cubic ft./min) and low pressure (not greater than one psi).... | 08/30/1983 |
| 4391860 | Device for the controlled feeding of powder material The invention contemplates a powder-feeding system for gas-propelled delivery of a powder to be controllably supplied, as to a flame-spraying gas torch or to a transferred-arc plasma torch. A fluidizing chamber receives (a) fluidizing-gas flow from below ... | 07/05/1983 |
| 4237817 | Apparatus for spraying powder circumferentially around a pipe joint Apparatus for spraying a powder circumferentially around a pipe joint on a pipe comprising a yoke engagable with the pipe, one or more powder dispensers mounted on the yoke and disposed over the pipe joint, means for driving the yoke circumferentially abo... | 12/09/1980 |
| 4207834 | Process and devices for the elaboration of preforms for optical fibers An apparatus for producing preforms for the production of optical fibers by plasma coating and drawing. A plasma stream produced with the aid of a radio frequency generator is caused to successively pass through three zones in the first of which a mixture... | 06/17/1980 |
