Spring devices – Vehicle – Comprising compressible fluid
Patent
1994-11-14
1996-06-11
Ballato, Josie
Spring devices
Vehicle
Comprising compressible fluid
141 4, 141 37, 53403, 53489, 53478, 53 88, 53101, 53319, 533292, F17C 506, F15B 1500
Patent
active
055248713
ABSTRACT:
Process for the filling of a piston-cylinder unit, for example a shock absorber, with compressed gas and for closing the gas chamber of the piston-cylinder unit with a sealing element in the form of a base. The piston-cylinder unit is placed in an apparatus which apparatus can be connected to a compressed gas source from which the gas chamber is filled. The base is inserted by the apparatus into the open end of the piston-cylinder unit, after which the piston-cylinder unit, now under pressure and closed off by the base, is closed by, the process of welding.
REFERENCES:
patent: 4071057 (1978-01-01), Nagase
patent: 5398789 (1995-03-01), Handke
Baloun Werner
Gampl Ludwig
Hochrein Gunther
Hofmann Karl-Heinz
Ilzig Frank D.
Ballato Josie
Fichtel & Sachs AG
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