Motor vibration suppression mounting

• US 3,270,221 A
• Filed: 05/28/1965
• Issued: 08/30/1966
• Est. Priority Date: 05/28/1965
• Status: Expired due to Term

• Current Assignee: Paul B. Shaffer
• Original Assignee: Paul B. Shaffer
• Inventors: Shaffer, Paul B.
• Application Number:
  US04/467,162
• Time in Patent Office: 459 Days
• US Class Current: 310/51
• CPC Class Codes: H02K 5/24 specially adapted for suppression or reduction of noise or vibrations

Claims

1. IN AN ARRANGEMENT FOR MOUNTING AN ELECTRIC MOTOR ON AN APPARATUS, AN ELECTRIC MOTOR, A VIBRATION ISOLATING BASE MEMBER, AND MOTOR VIBRATION TRANSMISSIBILITY CONTROLLING MEANS FOR HOLDING A RATIO OF FORCING FREQUENCY F OF THE MOTOR TO NATURAL FREQUENCY FN OF THE VIBRATION ISOLATING MEMBER WITHIN PREDETERMINED LIMITS TO CONTROL TRANSMISSIBILITY OF VIBRATIONS PRODUCED BY THE MOTOR TO THE APPARATUS BELOW A PRESELECTED VALUE, SAID TRANSMISSIBILITY CONTROLLING MEANS COMPRISING AN ATTACHING MEANS ADAPTED FOR SECURING SAID VIBRATION ISOLATING BASE MEMBER TO THE APPARATUS, SAID ATTACHING MEANS DIVIDING SAID VIBRATION ISOLATING BASE MEMBER INTO A PRESELECTED PLURALITY OF DEFLECTABLE BEAM PORTION MEANS, SAID ATTACHING MEANS BEING ADAPTED FOR PROVIDING A FIXED SUPPORT AT EACH END FOR SAID DEFLECTABLE BEAM PORTION MEANS, SECURING MEANS FOR ATTACHING SAID MOTOR AT AN INTERMEDIATE POSITION ON EACH OF SAID DEFLECTABLE BEAM PORTION MEANS TO PROVIDE A DEFLECTABLE SUPPORT FOR SAID MOTOR, SAID DEFLECTABLE BEAM PORTION MEANS HAVING PREDETERMINED PROPORTIONS FOR HOLDING THE RATIO OF THE FORCING FREQUENCY OF THE