Patent · US Expired

Automatic centrifugal balancing mechanism

US4671940A · kind A · utility

7Cited by
9References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 1986
Grant dateJun 9, 1987
Priority date
Expiry dateMay 30, 2006

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB04B9/14
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Apparatus for generating centrifugal forces, preferably used in carrying out chemical testing, which includes counterweight means on a rotating plate of the apparatus to automatically balance the rotating plate wherein the counterweight means is displaced in response to centrifugal force and can automatically adjust for the weight, mass or absence of a sample processor card placed in a holding means which is free to rotate independently of plate member.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.