Stirring mixer for dental impression material

Details Stirring mixer for dental impression material Stirring mixer for dental impression material

2007-02-06

2007-02-06

Cooley, Charles E. (Department: 1723)

Agitating

Stirrer within stationary mixing chamber

Rotatable stirrer

C222S145600

Reexamination Certificate

active

10923738

ABSTRACT:
A stirring mixer for a dental impression material to decrease bubbles to be generated in a mixed dental impression material and the material to be left in a tubular main body, the mixer has a tubular main body wherein a discharging portion is provided following the mixing portion via a throttling portion from an injecting portion to which two pastes are injected, and a stirring rod with protruding stirring blades is rotated by a motor, leading ends of 1stblades are positioned in a largest diameter portion of the throttling portion, leading ends of 2nd, 3rdand 4thblades are positioned in an inner diameter portion of the mixing portion, 1stblade in a rotational direction and interval between 3rdand 4thblades is wider than that between the other adjacent blades, and opposing faces of 3rdand 4thblade to each other bulge towards the other blades.

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