Title:
DEVICE WITH FASTENING UNIT
Document Type and Number:
Japanese Patent JP2022112574
Kind Code:
A
Abstract:
To provide a device with a fastening unit which includes a fastening force adjustment mechanism that can be applied to a small product to prevent the stick-slip phenomenon by adjusting the fastening force when a temperature change occurs.SOLUTION: A device with a fastening unit includes a first member, a second member, and a fastening member that fastens the first member and the second member, and the fastening member includes a fastening force adjustment mechanism including a piezo element that expands and contracts upon application of a voltage, and the fastening force adjustment mechanism adjusts the fastening force of the fastening unit by applying a voltage to the piezo element when the applied pressure between the first member and the second member reaches a predetermined value or more.SELECTED DRAWING: Figure 2
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Inventors:
TAKEDA KAZUTAKA
Application Number:
JP2021008413A
Publication Date:
August 03, 2022
Filing Date:
January 22, 2021
Export Citation:
Assignee:
NEC PLATFORMS LTD
International Classes:
H02N2/04
Domestic Patent References:
| JP2008288168A | 2008-11-27 | |||
| JP2015158976A | 2015-09-03 | |||
| JP2005016714A | 2005-01-20 | |||
| JP2009163846A | 2009-07-23 | |||
| JPH0825106A | 1996-01-30 |
Attorney, Agent or Firm:
Ken Ieiri
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