Title:
PRESSURE-PULSE ACTUATED LIQUID DISPENSING APPARATUS
Document Type and Number:
WIPO Patent Application WO2000056455
Kind Code:
A3
Abstract:
A liquid dispensing apparatus comprises a liquid reservoir (32), an outlet port (6; 36) and driving means for forcing liquid (4) through the outlet port (6; 36). The driving means generates a pulse of gas which impinges upon the liquid (4) in the reservoir (32) so as to force liquid (4) through the outlet port (6; 36). Also disclosed is a cassette comprising a plurality of cartridges for dispensing liquid therefrom. Each cartridge comprises a liquid reservoir (32) and an outlet member (36) mounted so as to close an opening (34) in the liquid reservoir (32). The outlet member (36) provides an outlet port through which the liquid can be forced by a pulse of pressurised gas.
Inventors:
HAGERLID PETER (SE)
EHRING HANNO (SE)
EKSTROEM BJOERN (SE)
EHRING HANNO (SE)
EKSTROEM BJOERN (SE)
Application Number:
PCT/GB2000/001029
Publication Date:
January 25, 2001
Filing Date:
March 20, 2000
Export Citation:
Assignee:
PYROSEQUENCING AB (SE)
PIESOLD ALEXANDER JAMES (GB)
HAGERLID PETER (SE)
EHRING HANNO (SE)
EKSTROEM BJOERN (SE)
PIESOLD ALEXANDER JAMES (GB)
HAGERLID PETER (SE)
EHRING HANNO (SE)
EKSTROEM BJOERN (SE)
International Classes:
B01L3/02; B01L99/00; G01N1/00; G01N35/10; C40B40/06; C40B60/14; (IPC1-7): B01L3/02
Domestic Patent References:
| WO1998020020A2 | 1998-05-14 | |||
| WO1998029736A1 | 1998-07-09 |
Foreign References:
| US5435462A | 1995-07-25 |
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