Title:
【発明の名称】改良型膜フィルタ・ピペット・チップ
Document Type and Number:
Japanese Patent JP2000516537
Kind Code:
A
Abstract:
A membrane filter pipette tip comprising a hollow tube having a relatively large open upper end for seating on a lower end of a pipette tip mounting shaft of a pipette device and having a relatively small lower open end for passing fluid into the lower end of the tube upon operation of the pipette device in an aspiration mode. A porous membrane is secured by a porous plug within the tube across an open channel within the tube extending between the open upper and lower ends thereof and having a fluid initiation/penetration pressure which is greater than the maximum vacuum pressure which the pipette device to which the tube is secured is capable of generating.
Inventors:
Moriarty, Kent, Gee
Petrek, James, S
Rainin, Kenneth
Petrek, James, S
Rainin, Kenneth
Application Number:
JP50589799A
Publication Date:
December 12, 2000
Filing Date:
June 30, 1998
Export Citation:
Assignee:
Rainin Instruments Company, Inc.
International Classes:
B01L3/02; G01N35/10; (IPC1-7): B01L3/02
Domestic Patent References:
| JPH06315603A | 1994-11-15 | |||
| JPH07148441A | 1995-06-13 | |||
| JPH07289925A | 1995-11-07 |
Foreign References:
| US4267729A | 1981-05-19 | |||
| US5580529A | 1996-12-03 |
Attorney, Agent or Firm:
Akira Asamura (3 outside)