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An apparatus for rotating reaction vessels in an inclined posture, comprising a plate, means for rotatably supporting the plate, means for rotating the plate at a predetermined speed, a plurality of reaction vessel holders mounted on the edge portion of the plate and adapted for mounting reaction ve

An apparatus for rotating reaction vessels in an inclined posture, comprising a plate, means for rotatably supporting the plate, means for rotating the plate at a predetermined speed, a plurality of reaction vessel holders mounted on the edge portion of the plate and adapted for mounting reaction vessels, means for rotating the reaction vessel holders around their axes at a predetermined speed, and means for fixing the plate supporting means in such a manner that the reaction vessel holders may be inclined at a predetermined angle to the horizon.

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An apparatus for rotating reaction vessels in an inclined posture comprising: a first plate; a shaft for rotatably supporting said first plate, said shaft being rotated by a first electric motor via a reduction gear at a predetermined speed; a plurality of holes provided on an edge portion of the fi

An apparatus for rotating reaction vessels in an inclined posture comprising: a first plate; a shaft for rotatably supporting said first plate, said shaft being rotated by a first electric motor via a reduction gear at a predetermined speed; a plurality of holes provided on an edge portion of the first plate in an equally spaced relationship; a plurality of reaction vessel holders fitted into the holes, said reaction vessel holders having a first portion located over the first plate so as to hold a reaction vessel, a fitting portion adapted to fit the reaction vessel holder through the hole, and a contact portion is located under the first plate; a second plate which is rotatably supported by the shaft, one side face of which is provided with a first gear which is adapted to engage with a corresponding second gear provided on the side face of the contact portion of each reaction vessel holder; a third gear secured to the rear face of the second plate, said second plate being rotated by means of a second motor via a reduction gear, a fourth gear engaging with the third gear and the reduction gear, and the third gear for rotating the reaction vessel holders via the second plate at a predetermined speed; and a base fixing the shaft in such a manner that the reaction vessel holders may be inclined at a predetermined angle to a horizontal plane.