5K40.11 - Antique "Walking Beam" Motor

Code Number:
5K40.11
Demo Title:
Antique "Walking Beam" Motor
Equipment:
Antique "Waking Beam" Motor.
Procedure:

Attach a 6 volt battery to the contact leads.  You will have to spin the flywheel to start the motor.

References:
  • Thomas B. Greenslade Jr., "Devices to Display Electromagnetic Rotation", TPT, Vol. 34, #7, Oct. 1996, p. 412.
  • Thomas B. Greenslade Jr., "Small Direct Current Electric Motors", TPT, Vol. 61, #4, Apr. 2023, p. 279.
  • Michael G. Littman and Lucas E. Stern, "A New Understanding of the First Electromagnetic Machine: Joseph Henry’s Vibrating Motor", AJP, Vol. 79, #2, Feb. 2011, p. 172.
  • Thomas B. Greenslade Jr., "Rotating Helices", AJP, Vol. 76, #9, Sept. 2008, p. 815.
  • Thomas B. Greenslade Jr., "Double Axial Engine", AJP, Vol. 76, #3, Mar. 2008, p. 264.
  • Thomas B. Greenslade, "Set of Apparatus for Magnetism and Galvanism.: #18 Electric Engine", AJP, Vol. 70, #9, Sept. 2002, p. 934.
  • "Magnetic Beam Engine", Pike's Illustrated Catalogue of Scientific & Medical Instruments, 1984, p. 381 - 382.
  • "Magnetic Beam Engine", Pike's Illustrated Catalogue of Scientific & Medical Instruments, 1984, p. 31 - 32.
  • E. Leybold's Nachfolger, Cologne, "6482. Apparatus to Show Application of Electricity as a Motive Force", Catalogue of Physical Apparatus, p. 216 - 217.

Disclaimer: These demonstrations are provided only for illustrative use by persons affiliated with The University of Iowa and only under the direction of a trained instructor or physicist.  The University of Iowa is not responsible for demonstrations performed by those using their own equipment or who choose to use this reference material for their own purpose.  The demonstrations included here are within the public domain and can be found in materials contained in libraries, bookstores, and through electronic sources.  Performing all or any portion of any of these demonstrations, with or without revisions not depicted here entails inherent risks.  These risks include, without limitation, bodily injury (and possibly death), including risks to health that may be temporary or permanent and that may exacerbate a pre-existing medical condition; and property loss or damage.  Anyone performing any part of these demonstrations, even with revisions, knowingly and voluntarily assumes all risks associated with them.