Title:
ROTARY DAMPER WITH LOCK FUNCTION
Document Type and Number:
Japanese Patent JP2003056620
Kind Code:
A
Abstract:
To provide a rotary damper that combines a damper function and a lock function.
A vane 12 arranged in a liquid chamber 11c, 11d formed in a body case 11 is provided with a liquid passage 13 through which a viscous liquid 15 can pass, and a lock valve 14 for closing the liquid passage 13 to set a lock state when receiving a given pressure or higher. In a normal use sate, a rotational action of a control target can be slowed, and if a given large impact load or larger is applied to the control target, by way of example, a rotational action of the control target can be repressed and locked.
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Inventors:
SUGANO HIDENORI
SHIMURA RYOTA
ITAGAKI MASANORI
SHIMURA RYOTA
ITAGAKI MASANORI
Application Number:
JP2001247701A
Publication Date:
February 26, 2003
Filing Date:
August 17, 2001
Export Citation:
Assignee:
SOMIC ISHIKAWA INC
FUJI SEIKI KK
FUJI SEIKI KK
International Classes:
F16F9/14; (IPC1-7): F16F9/14
Domestic Patent References:
| JPH08303512A | 1996-11-19 | |||
| JP2001099298A | 2001-04-10 | |||
| JPH0365035U | 1991-06-25 |
Foreign References:
| US5836213A | 1998-11-17 |
Attorney, Agent or Firm:
Minoru Senda