Patent application number | Description | Published |
20080257257 | Powder Spray Coating Device and Powder Feeding Device Therefor - Powder spraycoating equipment and powder supply system for same. The powder supply system comprises a closed or closable powder receptacle which is fitted with a cleaning fixture to remove residual powder from a powder chamber of the powder receptacle using compressed cleaning air. | 10-23-2008 |
20100028090 | POWDER FEEDING DEVICE OF A POWDER SPRAY COATING APPRATUS WITH SIEVE - Powder feed device of a powder spraycoating apparatus. A pump is configured in the powder path from a sieve to an intermediate receptacle. | 02-04-2010 |
20100071616 | COATING POWDER FILTER DEVICE - A coating powder filtration system containing a fluidizing unit to fluidize coating powder upstream of a powder outlet. | 03-25-2010 |
20100212589 | POWDER SPRAYCOATING CONTROL SYSTEM AND ITS COMBINATION WITH POWDER FEEDING DEVICE OR WITH POWDER SPRAYCOATING DEVICE - A powder spraycoating control system and its combination with a powder pump or with a powder spraycoating unit. The control system contains an controller programmed to alternatingly operate a powder spraycoating unit in turn containing an injector serving as the powder pump or a powder spraycoating unit containing a dense phase powder pump serving as the powder pump. | 08-26-2010 |
20100213281 | FEEDING DEVICE FOR POWDER SPRAY COATING DEVICE - A powder spraycoating equipment's powder feed apparatus containing a dense phase powder pump fitted with at least one, preferably two feed chambers each of which comprises at one chamber end a powder intake valve and at the opposite chamber end a powder outlet valve and further comprises at least one air exchange aperture to alternatingly apply compressed conveying air or a partial vacuum to the feed chamber, characterized by an integral structural block, by the feed chambers being constituted in the structural block, by all those first control valves that are connected in fluid communication to the minimum of one feed chamber for the purpose of applying compressed conveying air and a partial vacuum to it, being configured at the structural block and being directly connected, in fluid communication and by means of ducts constituted in the structural block, to the minimum of one feed chamber. | 08-26-2010 |
20100221421 | POWDER SPRAY COATING METHOD AND DEVICE THEREFOR - A powder spraycoating method and powder spraycoating equipment. A dense phase powder pump is used. According to a predetermined conveying-air function in a control unit, different rates of compressed conveying air can be defined for different powder rates. In one predetermined total-air function in the control unit, the sum of total-air rate composed of the rate of compressed conveying air and of the rate of supplemental compressed air can be kept constant even if the rate of compressed conveying air changes. | 09-02-2010 |
20100243759 | POWDER SPRAY COATING DEVICE AND POWDER TRANSPORT DEVICE THEREFOR - The invention relates to a powder feed apparatus of a powder spraycoating equipment, containing a dense phase powder pump fitted with at least one feed chamber, preferably two feed chambers, alternatingly discharging coating powder, each feed chamber having one powder intake valve at a powder intake to aspirate coating powder during a suction stage and one powder outlet valve at a powder outlet to discharge coating powder during a discharge stage; further control valves to operate the dense phase powder pump; further an electric control unit containing at least one computer controlling the dense phase powder pump by means of said control valves, characterized in that a dependence mode of the total open time (t | 09-30-2010 |
20110162579 | POWDER FEEDING METHOD, POWDER FEEDING APPARATUS AND ELECTROSTATICAL POWDER SPRAY COATING APPARATUS - A coating powder feed method, coating powder feeding device, electrostatic powder spraycoating apparatus containing such a coating powder feeding device. The invention includes a dense phase powder pump fitted with at least one feed chamber. A control signal to create a partial vacuum in the feed chamber is generated no earlier than simultaneously with, preferably by a predetermined delay time after, a control signal opening a powder intake valve of the feed chamber, as a result of which the beginning of partial vacuum buildup in the feed chamber shall take place no earlier than simultaneously with the initial opening of the powder intake valve or by a defined time delay after the opening of the powder intake valve. | 07-07-2011 |
20120009046 | Device for Emptying Powder Bags for Powder Spraying Apparatus - A powder-bag emptying unit for powder spray coating facilities, comprises a bag-receiving hopper which is designed to receive a powder bag. The bag-receiving hopper is narrower at its bottom than at its top. The hopper wall keeps the powder bag dimensionally stable and in a fixed position in which a bag aperture is situated at the top end of the bag. The bag-receiving hopper is fitted at its lower end at the hopper center with a hopper opening which is open downward and permits coating powder to drop out of it. The bag-receiving hopper further is fitted with at least one vibrator to shake the bag-receiving hopper. | 01-12-2012 |
20130094912 | POWDER SUPPLYING DEVICE FOR A POWDER COATING INSTALLATION - A powder supplying device for a powder coating installation with at least one closed or closable powder container, which has a substantially cuboidal powder chamber for coating powder. In order to quickly change the powder, at least one cleaning compressed-air inlet to which a compressed air source can be connected in a cleaning operation of the powder coating installation for removing residual powder from the powder chamber, in order to introduce cleaning compressed air into the powder chamber, is provided in a side wall of the powder container. In addition, at least one residual powder outlet is provided, through which residual powder can be driven out from the powder chamber with the aid of the cleaning compressed air introduced into the powder chamber. The at least one cleaning compressed-air inlet has an inlet opening, which points in the same direction as the outlet opening of the residual powder outlet. | 04-18-2013 |
20130099026 | JET-RECEIVING NOZZLE FOR A POWDER-DELIVERY INJECTOR PLUS POWDER-DELIVERY INJECTOR - The invention relates to a jet-receiving nozzle for a powder-delivery injector with an arresting region on the injector side and a connecting region remote from the injector, the arresting region having a configuration preventing incorrect connection. The invention also relates to a powder-delivery injector for delivering a powder-air mixture, the powder-delivery injector having an accepting channel for accepting a jet-receiving nozzle. | 04-25-2013 |
20130108379 | POWDER SUPPLYING DEVICE AND METHOD FOR AUTOMATICALLY CLEANING A POWDER SUPPLYING DEVICE | 05-02-2013 |
20130209282 | POWDER SUPPLYING DEVICE FOR A POWDER COATING INSTALLATION - The invention relates to a powder supplying device for a powder coating installation with at least one powder container, which has a powder chamber for coating powder, and with at least one powder injector, which is connected or can be connected to a powder discharge channel opening out via a powder discharge opening in the powder chamber, in order to suck coating powder out of the powder chamber in the powder coating operation of the powder coating installation with the aid of conveying compressed air fed by the powder injector. In order to make it possible for the powder to be changed quickly in an easy manner, it is provided according to the invention that the powder discharge channel has a reduced length of at most 300 mm, preferably a length of 160 mm to 240 mm and more preferably a length of 200 mm. | 08-15-2013 |
20140055205 | OSCILLATOR FOR A POWDER SPRAY COATING DEVICE - An oscillator ( | 02-27-2014 |
20140088769 | CONTROL DEVICE FOR A POWDER SPRAY COATING DEVICE - A control device for a powder spray coating device and a powder spray coating device are specified. With the aim of ensuring operational reliability during the coating operation of the powder spray coating device, while at the same time preserving the required coating efficiency, the solution according to the invention provides for the control device an assessment device, an enabling device and a first communication interface, the assessment device being designed for assessing on the basis of at least one code received from the powder spray coating device by means of the first communication interface whether or not reliable operation of the powder spray coating device is ensured and passing on the assessment result to the enabling device, the enabling device being designed in turn for enabling operation if the assessment result is positive. | 03-27-2014 |