×

Device for protecting motor in vacuum cleaner

  • US 20040049880A1
  • Filed: 09/12/2003
  • Published: 03/18/2004
  • Est. Priority Date: 10/15/2001
  • Status: Active Grant
First Claim
Patent Images

1. A device for protecting a driving motor in a vacuum cleaner, comprising:

  • a lower casing forming a lower portion of a main body of a vacuum cleaner;

    an upper casing forming an upper portion of the main body of the vacuum cleaner;

    a motor housing which is installed in the lower casing and which includes a driving motor therein, wherein an upper portion of the motor housing is opened upwardly;

    a filtering device installed on the lower casing and configured to filter out foreign materials from air introduced into the vacuum cleaner; and

    a cover positioned between the upper casing and the filtering device and motor housing, the cover being integrally formed with a first cover portion positioned above an upper portion of the filtering device and a second cover portion configured to cover the upper portion of the motor housing; and

    a pressure switch configured to sense pressure within the motor housing is directly installed on the second cover portion of the cover.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×