Patents Assigned to Key Coffee Co., Ltd.
  • Patent number: 4829889
    Abstract: A dispenser includes a cartridge moving mechanism and a hopper. The cartridge moving mechanism moves between a cartridge receiving position and an extracting position and between the extracting position and a cartridge exhaust position. The hopper has a dropping unit and is disposed immediately above the cartridge receiving position. The dropping unit serves to drop a cartridge consisting of a fluid-impermeable outer frame and a filters. A space defined between the filters and the outer frame and contains a powdery or granular material to be extracted. An extracting mechanism of the dispenser has an upper extracting head, and a lower extracting head including an extracting tank. The upper extracting head is provided above the extracting position and has an extracting chamber. The extracting tank is provided below the extracting position to face the upper extracting head, and another extracting chamber is formed in the extracting tank.
    Type: Grant
    Filed: May 27, 1988
    Date of Patent: May 16, 1989
    Assignees: Nitto Kohki Co., Ltd., Key Coffee Co., Ltd.
    Inventors: Hirosato Takeuchi, Akira Takanaka, Masanori Nishikiori, Nobuyuki Nozawa, Toshio Sato