Safety stopper engager

Details Safety stopper engager Safety stopper engager

1986-03-24

1987-11-10

Schmidt, Frederick R.

Tools

Receptacle closure remover

Gripping type

81 336, 7151, B67B 702

Patent

active

047049243

ABSTRACT:
A safety stopper engager for use with test tubes to grip and retain a test tube stopper and prevent contamination of the user as the stopper is removed. The safety stopper engager has a resilient outer body with a contoured, concave recess portion and a safety absorbent ring. The safety stopper engager retains the stopper and absorbs test tube content's residue avoiding contamination of the test tube and the user.

REFERENCES:
patent: 276064 (1883-04-01), Morse
patent: 1615196 (1927-01-01), Lilja
patent: 1952660 (1934-03-01), Drydon
patent: 3812741 (1974-05-01), Heine
patent: 4522089 (1985-06-01), Alvi

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