Title:
CYLINDER APPARATUS AND MINE SENSOR
Document Type and Number:
Japanese Patent JP2002323009
Kind Code:
A
Abstract:
To suppress a phenomenon affecting the measurement in the case where measuring instruments are housed in a cylinder apparatus.
A mine sensor has a cylinder apparatus. The cylinder apparatus comprises a free piston 4 operable to bump a piston 3 equipped with a rod 2 to push and send the rod 2. Between the piston 3 and the free piston 4, a mechanism for arbitrarily engaging and disengaging the piston 3 and the free piston 4 is provided.
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Inventors:
HIROSE SHIGEO
KAMA TAKASHI
KAMA TAKASHI
Application Number:
JP2001161402A
Publication Date:
November 08, 2002
Filing Date:
April 23, 2001
Export Citation:
Assignee:
HIROSE SHIGEO
KAMA TAKASHI
KAMA TAKASHI
International Classes:
F42D5/02; F15B15/02; F15B15/14; F42B23/00; (IPC1-7): F15B15/14; F15B15/02; F42D5/02