Patent · US Active

Centrifugal separator with door lock safety device

US7500942B2 · kind B2 · utility

3Cited by
11References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 20, 2007
Grant dateMar 10, 2009
Priority date
Expiry dateSep 20, 2027

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB04B7/06
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A centrifugal separator is configured such that a switching unit adapted to be brought into electrical conduction or electrical nonconduction is electrically connected in a drive power supply line between a motor drive circuit of a control unit and a motor winding wire, and that the switching unit is controlled to be brought into nonconduction when a door is opened.

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