Device for sampling and dispensing adjustable volumes of liquid,

Details Device for sampling and dispensing adjustable volumes of liquid, Device for sampling and dispensing adjustable volumes of liquid,

1980-12-30

1982-12-07

Swisher, S. Clement

Measuring and testing

Sampler, sample handling, etc.

Capture device

7386418, B01L 302

Patent

active

043620639

ABSTRACT:
A device for sampling and dispensing adjustable volumes of liquid samples, with numerical display, is provided with a compact adjusting and display mechanism which comprises: an externally threaded sleeve which screw threadedly engages with the device housing; a prismatic control rod whose profile ensures that it rotates with the sleeve; a bush equipped, removably, with a means of causing it to rotate with the control rod; and a plurality of volume-indicator drums mounted around said bush. The sleeve serves as an adjustable end stop for a reciprocable piston actuated by the control rod.

REFERENCES:
patent: 3827305 (1974-08-01), Gilson
patent: 4250755 (1981-02-01), Kenney

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