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Title:
MOVEMENT DEVICE USING FLUID RESPONDING TO MAGNETIC FIELD
Document Type and Number:
Japanese Patent JP2003266392
Kind Code:
A
Abstract:

To provide a movement device providing a stable operation even if it is down-sized by a simplifying structure, especially being suitable for a micro-machine.

This movement device comprises fluids 2a and 2b which respond to a magnetic field, an elastic membrane 3 which accommodates the fluids, and a magnetic field providing device 7 which provides a changing magnetic field to the elastic membrane 3. This movement device may function as various kinds of apparatuses such as a seal apparatus, a valve apparatus, a pump apparatus, a damper apparatus, an object supporting apparatus, an oscillating apparatus, a display unit, a transport apparatus, a position adjustment apparatus and a rotation apparatus.


Inventors:
AKIYAMA KIYOSHI
KOBAYASHI YUJI
Application Number:
JP2002000071714
Publication Date:
September 24, 2003
Filing Date:
March 15, 2002
Export Citation:
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Assignee:
RIGAKU DENKI CO LTD
International Classes:
B81B5/00; F04B9/00; F04B43/12; F16J15/43; F16K31/00; H02K44/06; (IPC1-7): B81B5/00; F04B9/00; F04B43/12; F16J15/43; H02K44/06
Attorney, Agent or Firm:
横川 邦明