Fan-cooled motor

• US 2,615,937 A
• Filed: 02/28/1951
• Issued: 10/28/1952
• Est. Priority Date: 08/15/1946
• Status: Expired due to Term

• Current Assignee: Howard T. Walton, Leon R. Ludwig, Theodore C. Fockler, William H. Formhals
• Original Assignee: Howard T. Walton, Leon R. Ludwig, Theodore C. Fockler, William H. Formhals
• Inventors: Ludwig, Leon R., Fockler, Theodore C., Formhals, William H., Walton, Howard T.
• Application Number:
  US03/213,091
• Time in Patent Office: 608 Days
• US Class Current: 310/63
• CPC Class Codes: H02K 5/10 with arrangements for protection from ingress, e.g. water or fingers
• CPC Class Codes: H02K 9/06 with fans or impellers driven by the machine shaft
• CPC Class Codes: H02K 9/10 by gaseous cooling medium flowing in closed circuit, a part of which is external to the machine casing

Claims