Please download the dossier by clicking on the dossier button x
×

Drive unit for an elevator

  • US 7,422,089 B2
  • Filed: 03/16/2004
  • Issued: 09/09/2008
  • Est. Priority Date: 03/20/2003
  • Status: Expired due to Fees
First Claim
Patent Images

1. A drive unit for an elevator comprising:

  • a pair of spaced apart bearing end-plates mounted on a machine frame, each of said bearing end-plates retaining an associated bearing;

    a pair of electric motors, each said motor supported by an associated one of said bearing end-plates;

    a shaft having opposed free ends, said shaft being rotatably supported by both of said bearings, each of said free ends of said shaft being drivingly connected to an associated one of said motors; and

    a traction sheave supported by said shaft for rotation by said motors.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×