Electromagnetic vibration exciter

• US 2,781,461 A
• Filed: 04/15/1953
• Issued: 02/12/1957
• Est. Priority Date: 04/15/1953
• Status: Expired due to Term

• Current Assignee: Galt B. Booth, Karl Unholtz, William G. Brown
• Original Assignee: Galt B. Booth, Karl Unholtz, William G. Brown
• Inventors: Booth, Galt B., Brown, William G., KARL UNHOLTZ
• Application Number:
  US03/349,054
• Time in Patent Office: 1,399 Days
• US Class Current: 310/27
• CPC Class Codes: G01M 7/04 Monodirectional test stands
• CPC Class Codes: H02K 33/18 with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets

Claims