IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0927555
(2001-08-09)
|
우선권정보 |
DE-0038774 (2000-08-09) |
발명자
/ 주소 |
- Braun, Helmut
- Heller, Bernd
- Wolf, Thomas
|
출원인 / 주소 |
- Heidelberger Druckmaschinen AG
|
인용정보 |
피인용 횟수 :
4 인용 특허 :
9 |
초록
▼
A device for generating an air stream in a duplicating machine, in particular in a printing machine, has at least one fan unit, which includes at least one ionic fan. Methods for guiding and depositing flat products, in particular print carriers, in duplicating machines are also provided. Further, a
A device for generating an air stream in a duplicating machine, in particular in a printing machine, has at least one fan unit, which includes at least one ionic fan. Methods for guiding and depositing flat products, in particular print carriers, in duplicating machines are also provided. Further, a method for the zonal powdering of print carriers in duplicating machines is provided. A delivery configuration, in particular for printing machines, is also provided.
대표청구항
▼
1. In combination with a duplicating machine, a device for generating an air stream in the duplicating machine, comprising:at least one fan unit having one of a sequence of ionic fans and a matrix configuration of ionic fans, said ionic fans being supplied with a voltage for generating and accelerat
1. In combination with a duplicating machine, a device for generating an air stream in the duplicating machine, comprising:at least one fan unit having one of a sequence of ionic fans and a matrix configuration of ionic fans, said ionic fans being supplied with a voltage for generating and accelerating gas ions by a discharge for accelerating non-ionized gas by pulse transmission and generating the air stream, said ionic fans being one of individually controlled and individually regulated by the voltage in order to generate one of a desired flow profile and a desired flow field. 2. The device according to claim 1, wherein said ionic fans are disposed substantially adjacent one another along a given apace curve.3. The device according to claim 1, wherein said ionic fans are disposed substantially adjacent one another along a straight line.4. The device according to claim 1, wherein said ionic fans are disposed substantially adjacent one another and spread over a given area.5. The device according to claim 1, wherein said at least one fan unit is configured to be disposed adjacent a transport path for flat products.6. The device according to claim 1, wherein said at least one fan unit is configured to be disposed adjacent a transport path for print carriers.7. The device according to claim 1, wherein said at least one fan unit is configured to be disposed adjacent a transport path for flat products selected from the group consisting of paper sheets and cardboard sheets.8. The device according to claim 1, wherein said at least one fan unit is configured to be disposed adjacent a transport path for a flat product and said at least one fan unit is configured to act upon at least a part of a region surrounding the flat product with a pressure for guiding the flat product, the pressure is selected from the group consisting of an overpressure as compared to an ambient pressure and an underpressure as compared to the ambient pressure.9. The device according to claim 1, including:a powder container for holding powder; and at least one feed unit connected to said powder container and transporting the powder from said powder container into the air stream of said ionic fans. 10. The device according to claim 9, wherein said powder container, said at least on feed unit and said ionic fans are configured to apply the powder to flat products.11. The device according to claim 9, wherein said powder container, said at least one feed unit and said ionic fans are configured to apply the powder to print carriers selected from the group consisting of paper sheets and cardboard sheets.12. The device according to claim 10, wherein said ionic fans are configured to be controlled for a zonal powdering of the flat products.13. The device according to claim 12, wherein the flat products define a transport direction and said ionic fans are configured to be controlled in a direction transverse to the transport direction.14. The device according to claim 10, wherein said at least one feed unit is a plurality of individually controllable feed units configured to be controlled for a zonal powdering of the flat products.15. The device according to claim 14, wherein the flat products define a transport direction and said plurality of individually controllable feed units are configured to be controlled in a direction transverse to the transport direction.16. The device according to claim 10, including at least one further fan unit configured to suck away excess powder from a region surrounding the flat products.17. The device according to claim 1, wherein the duplicating machine is a printing machine.18. A duplicating machine configuration, comprising:a duplicating machine including an air stream generator for generating an air stream; and said air stream generator for generating the air stream including at least one fan unit having one of a sequence of ionic fans and a matrix configuration of ionic fans, said ionic fans being supplied with a voltage for generating and accelerating gas ions by a discharge for accelerating non-ionized gas by pulse transmission and generating the air stream, said ionic fans being one of individually controlled and individually regulated by the voltage in order to generate one of a desired flow profile and a desired flow field. 19. A printing machine configuration, comprising:a rotary offset printing machine including an air stream generator for generating an air stream; and said air stream generator for generating the air stream including at least one fan unit having one of a sequence of ionic fans and a matrix configuration of ionic fans, said ionic fans being supplied with a voltage for generating and accelerating gas ions by a discharge for accelerating non-ionized gas by pulse transmission and generating the air stream, said ionic fans being one of individually controlled and individually regulated by the voltage in order to generate one of a desired flow profile and a desired flow field. 20. A delivery configuration for a duplicating machine, comprising:a delivery including an air stream generator for generating an air stream; and said air stream generator including at least one fan unit having one of a sequence of ionic fans and a matrix configuration of ionic fans, said ionic fans being supplied with a voltage for generating and accelerating gas ions by a discharge for accelerating non-ionized gas by pulse transmission and generating the air stream, said ionic fans being one of individually controlled and individually regulated by the voltage in order to generate one of a desired flow profile and a desired flow field. 21. In combination with a duplicating machine, a cylinder configuration, comprising:a cylinder disposed in the duplicating machine, said cylinder having an interior region; an air stream generator for generating an air stream disposed in said interior region of said cylinder; and said air stream generator including at least one fan unit having one of a sequence of ionic fans and a matrix configuration of ionic fans, said ionic fans being supplied with a voltage for generating and accelerating gas ions by a discharge for accelerating non-ionized gas by pulse transmission and generating the air stream, said ionic fans being one of individually controlled and individually regulated by the voltage in order to generate one of a desired flow profile and a desired flow field. 22. The cylinder configuration according to claim 21, wherein the duplicating machine is a rotary offset printing machine.23. A method for guiding flat products in a duplicating machine, the method which comprises:generating a flow field of air streams with at least one fan unit having one of a sequence of ionic fans and a matrix configuration of ionic fans, the ionic fans being supplied with a voltage for generating and accelerating gas ions by a discharge for accelerating non-ionized gas by pulse transmission and generating an air stream, the ionic fans being one of individually controlled and individually regulated by the voltage in order to generate one of a desired flow profile and a desired flow field; and guiding flat products, at least in given sections of a duplicating machine, with the flow field of air streams. 24. The method according to claim 23, which comprises guiding print carrier as the flat products.25. The method according to claim 23, which comprises providing individually controllable ionic fans as the controllable ionic fans.26. A method of depositing flat products in a duplicating machine, the method which comprises:generating a flow field of air streams with at least one fan, unit having one of a sequence of ionic fans and a matrix configuration of ionic fans, the ionic fans being supplied with a voltage for generating and accelerating gas ions by a discharge for accelerating non-ionized gas by pulse transmission and generating an air stream, the ionic fans being one of individually controlled and individually regulated by the voltage in order to generate one of a desired flow profile and a desired flow field; and at least supporting a depositing of flat products with the flow field of air streams in a duplicating machine. 27. The method according to claim 26, which comprises providing print carriers as the flat products.28. The method according to claim 26, which comprises providing individually controllable ionic fans as the controllable ionic fans.29. A method of powdering print carriers in a duplicating machine, the method which comprises:generating a flow field of air streams with at least one fan unit having one of a sequence of ionic fans and a matrix configuration of ionic fans, the ionic fans being supplied with a voltage for generating and accelerating gas ions by a discharge for accelerating non-ionized gas by pulse transmission and generating an air stream, the ionic fans being one of individually controlled and individually regulated by the voltage in order to generate one of a desired flow profile and a desired flow field; and feeding powder to print carriers in a duplicating machine by using the flow field of air streams for performing a zonal powdering of the print carriers. 30. The method according to claim 29, which comprises providing individually controllable ionic fans as the controllable ionic fans.31. A method of transporting print carriers in a duplicating machine, the method which comprises:generating blast air with at least one fan unit having one of a sequence of ionic fans and a matrix configuration of ionic fans, the ionic fans being supplied with a voltage for generating and accelerating gas ions by a discharge for accelerating non-ionized gas by pulse transmission and generating an air stream, the ionic fans being one of individually controlled and individually regulated by the voltage in order to generate one of a desired flow profile and a desired flow field; and using the blast air for one of transporting and assisting a transport of print carriers at least in one section of a duplicating machine.
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