EP 0090207 A3 19860122 - DEVICE FOR THE CONTACTLESS DISTRIBUTION OF MEASURED QUANTITIES OF LIQUID
Title (en)
DEVICE FOR THE CONTACTLESS DISTRIBUTION OF MEASURED QUANTITIES OF LIQUID
Publication
Application
Priority
DE 3212378 A 19820402
Abstract (en)
[origin: US4464941A] A device for the non-contacting dosing or metering of liquids, designed as a dosing syringe, comprises a piston centrally disposed within a sleeve, with a spring surrounding the piston. The spring bears against an upper end of a barrel within which the piston reciprocates and which is surrounded by the lower end of the sleeve. The outside of the barrel is formed with stroke-limiting abutments.
IPC 1-7
IPC 8 full level
B01L 3/02 (2006.01)
CPC (source: EP US)
B01L 3/0217 (2013.01 - EP US)
Citation (search report)
- [Y] US 2705494 A 19550405 - BROADWIN SAMUEL M
- [Y] BE 493795 A
- [A] US 2798647 A 19570709 - BROADWIN SAMUEL M
- [A] US 3334788 A 19670808 - HAMILTON CLARK H
- [A] DE 2632970 A1 19780126 - MERCK PATENT GMBH
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0090207 A2 19831005; EP 0090207 A3 19860122; AU 1246783 A 19831006; CA 1179301 A 19841211; DE 3212378 A1 19831013; JP S58223445 A 19831226; US 4464941 A 19840814
DOCDB simple family (application)
EP 83102228 A 19830307; AU 1246783 A 19830315; CA 423504 A 19830314; DE 3212378 A 19820402; JP 5497783 A 19830330; US 47426283 A 19830311