An automatic chemical analyzer including a reaction turntable having a plurality of reaction vessels arranged along a periphery thereof, a sample turntable having a plurality of sample vessels arranged along the periphery thereof, a reagent turntable having a plurality of reagent bottles in which different...http://www.google.ca/patents/US5213761?utm_source=gb-gplus-sharePatent US5213761 - Automatic chemical analyzer having an improved delivery mechanism
