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Electromagnetic Actuator

IP.com Disclosure Number: IPCOM000050203D
Original Publication Date: 1982-Sep-01
Included in the Prior Art Database: 2005-Feb-10

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Gregor, LV Thompson, DA Worthington, TK [+details]


The electrostatic clutch has been investigated as a possible printer actuation method for a number of years. There are a number of difficulties which have not been resolved, which have prevented development of a practical printer. This article relates to an electromagnetic actuator utilizing the rotational concept of the electrostatic clutch, but replaces the electrostatic force with an electromagnetic force.