Patents Assigned to Mitsubishi Yuka Bio-Clinical Laboratories, Inc.
  • Patent number: 5453246
    Abstract: A dispensing apparatus includes a tube-feeding portion which holds and feeds a tube made of an elastic material, a tube nozzle portion which supports an end portion of the tube and guides the tube to a liquid container by moving the tube up and down and from side to side, a tube-pressing and conveying portion provided between the above tube-feeding portion and the tube nozzle portion which draws out the tube from the tube-feeding portion, presses the tube and conveys the tube to the tube nozzle portion and a tube end-discarding portion, wherein the tube-pressing and conveying portion includes tube-pressing rollers which press the tube and set a length of a tube-pressing portion.
    Type: Grant
    Filed: June 6, 1994
    Date of Patent: September 26, 1995
    Assignees: Mitsubishi Yuka Bio-Clinical Laboratories, Inc., Daisen Sangyo Co., Ltd., Tafuto Co., Ltd.
    Inventors: Naoki Nakayama, Akio Akiyama, Takayuki Ushida, Hiroshi Takao
  • Patent number: 5429022
    Abstract: A cap opening machine for a film seal cap, includes a hollow punch with a depressurizable space defined in a hollow portion thereof; a pressure regulating device for regulating pressure in the depressurizable space; and a punching-action causing mechanism for moving the punch and the cap relative to each other, whereby a punched-out piece, punched out by the punch, is processed by the action of a differential pressure between atmospheric pressure and the pressure in the depressurizable space. With the design, this cap opening machine can eliminate manual work of an operator that may cause infection, hardly contaminates the contents of containers, and shows high performance.
    Type: Grant
    Filed: April 27, 1993
    Date of Patent: July 4, 1995
    Assignee: Mitsubishi Yuka Bio-Clinical Laboratories, Inc.
    Inventor: Naoki Nakayama