Device for removing and inserting stoppers of containers filled

Details Device for removing and inserting stoppers of containers filled Device for removing and inserting stoppers of containers filled

1992-01-21

1993-10-26

Meislin, D. S.

Tools

Receptacle closure remover

Wall or surface mounted or supported

81 332, 81 333, 81 342, B67B 702

Patent

active

052555747

ABSTRACT:
An analyzer is disclosed having a device for removing and inserting a stopper from and into the opening of a container for liquids arranged in a tray, particularly test tubes filled with body fluids, a gripper which performs rotary movements frictionally interacting with stopper and a lifting means feeding the container to the gripper and fixing it.
The gripper features three radially arranged clamping elements with rollers on an inner carrier member, said clamping elements being radially movable by control elements associated therewith and mounted on an outer hollow-cylindrical housing portion. The control elements are coaxially arranged in the form of a ring and each consists of a cam section having a small radius and a cam section having a larger radius, said sections being interconnected via a ramp and having a threshold.

REFERENCES:
patent: 1598392 (1926-08-01), Risser
patent: 2644354 (1953-07-01), Schlageter
patent: 3589742 (1971-06-01), Flick
patent: 4217798 (1980-08-01), McCarthy et al.
patent: 4852431 (1989-08-01), Frangel
patent: 4876926 (1989-10-01), Muszak
patent: 4982553 (1991-01-01), Itoh
patent: 5003844 (1991-04-01), Barrow
Patent Abstracts of Japan, vol. 11, No. 177 (P-583) (2624) Jun. 6, 1987 & JP-A-62 006 171 (TOA Medical Electronics) Jan. 13, 1987.

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