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특허 상세정보

Espresso machine with an infusion piston displaceable in an infusion cylinder

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) A47J-003/00   
미국특허분류(USC) 099/299; 099/302.P; 099/283
출원번호 US-0089863 (2002-04-05)
우선권정보 DE-0017586 (1999-10-06)
국제출원번호 PCT/EP00/09724 (2000-10-05)
국제공개번호 WO01/24670 (2001-04-12)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Venable LLP
인용정보 피인용 횟수 : 23  인용 특허 : 2
초록

An espresso machine is provided with an infusion piston displaceable inside an infusion cylinder. The infusion piston is force-connected to a spring and to a device for activating the infusion piston and, in a first position, tightly encloses ground coffee inside an infusion chamber of the infusion cylinder between itself and an outlet sieve. A pressurized water inlet is connected to the infusion chamber, the infusion piston is automatically pushed by the pressure of the infusion water flowing into the infusion cylinder and counter to a spring force to a...

대표
청구항

1. An espresso machine with an infusion piston displaceable inside an infusion cylinder, which infusion piston is force-connected to a spring and to a device for activating the infusion piston and, in a first position, tightly encloses ground coffee inside an infusion chamber of the infusion cylinder between itself and an outlet sieve, wherein a pressurized water inlet is connected to the infusion chamber, the infusion piston (2) is automatically pushed by the pressure of the infusion water flowing into the infusion cylinder (1) and counter to a spring f...

이 특허를 인용한 특허 피인용횟수: 23

  1. Nosler, Zander; Hulett, Randy; Wyer, Jorah; Baum, Michael; Allison, Jeff. Beverage brewer with flavor base removal. USP2016089402406.
  2. Chen, Vincent; Morgan, Curt. Beverage brewing device and method. USP2015069060645.
  3. Doglioni Majer, Luca. Beverage dispensing machine and operating method. USP20181110117541.
  4. Suggi Liverani, Furio; Mastropasqua, Luca; Van Eeden, Frans; Dellapietra, Bruno. Beverage extraction assembly for extracting a beverage from a particulate substance contained in a cartridge. USP2010117836819.
  5. Dammermann, Kurt Philip; Mack, Adam Mekeel; James, Matthew Thomas; Manoux, Philipe Roget. Beverage production machines and methods with tamping assembly. USP20190110188238.
  6. Windler, Andrew Timm; Mack, Adam Mekeel; Manoux, Philipe Roget. Beverage production machines with restrictors. USP2016039282849.
  7. Ruckstuhl, Stephan. Brewing apparatus for a coffee machine. USP2010037673560.
  8. Doglioni Majer, Luca. Brewing unit for automatic coffee machines. USP2012088240245.
  9. Doglioni Majer, Luca. Brewing unit for automatic coffee machines. USP2014098820217.
  10. Deasy, Matthew Joseph. Coffee brewing. USP20180910076209.
  11. Guo, Jiangang; Zeng, Yongchun; Xiong, Hou. Coffee machine. USP2017129844295.
  12. Remo, Gianni; Santoli, Marco. Filter-holder for coffee machines with means for adjusting the quality of the coffee, and a machine comprising said filter-holder. USP2014098826804.
  13. Lin, Yu-Yuan. Ground coffee extraction apparatus. USP2011118047127.
  14. Favero, Andrea; Ferraro, Andrea; Berto, Giovanni. Infusion unit for drinks with hydraulic closing system. USP2016079398826.
  15. Suggi Liverani, Furio; Mastropasqua, Luca; Van Eeden, Frans; Dellapietra, Bruno. Integrated cartridge for extracting a beverage from a particulate substance. USP2013068464630.
  16. Suggi Liverani, Furio; Mastropasqua, Luca; Van Eeden, Frans; Dellapietra, Bruno. Integrated cartridge for extracting a beverage from a particulate substance. USP2013068464632.
  17. Suggi Liverani, Furio; Mastropasqua, Luca; Van Eeden, Frans; Dellapietra, Bruno. Integrated cartridge for extracting a beverage from a particulate substance. USP2013068464631.
  18. Nosler, Zander; Hulett, Randy; Baum, Mike; Koller, Izaak; Shay, Brian. Machine for brewing a beverage such as coffee and related method. USP2014088794127.
  19. Fischer, Daniel. Steam docking unit of an espresso machine. USP2005026854381.
  20. Wang, Lung-Mi. Structure of brewing device. USP2014038671829.
  21. Vastardis, Dean J.; Vastardis, Lou. Vacuum brewed beverage machine and vacuum brewing method. USP2018039907430.
  22. Vastardis, Dean J.; Vastardis, Lou. Vacuum brewed beverage machine and vacuum brewing method. USP2016039295358.
  23. Vastardis, Dean J.; Vastardis, Lou. Vacuum infusion method. USP20181110117444.