US Patent 7669488 Impactor Automation

Patent 7669488 was granted and assigned to Astech Projects Limited on March, 2010 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

‌

Astech Projects Limited

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7669488

Date of Patent

March 2, 2010

Patent Application Number

11621933

Date Filed

January 10, 2007

Patent Primary Examiner

Hezron Williams

Patent abstract

The application describes an automated system for carrying out tests using a cascade impactor 10 of the type having multiple impactor stages each comprising a respective stage body 30, the stage bodies being shaped to enable them to be assembled in a stack in which they locate one upon another. The system includes an expander device 90 having respective arms for supporting each of the stage bodies, and a mechanism for separating the arms along the axial direction to disassemble the impactor 10.