| 摘要 |
A pneumatic cylinder having a cushioning valve assembly. A tubular body is capped by a pair of cylinder heads. A hollow cylinder rod having a piston assembly and cushioning valve assembly is seated within the tubular body for reciprocating action therein. The piston assembly is formed of a piston having a bore passing longitudinally therethrough and a cylindrical collar. The collar is mounted about the outside of one end of the hollow cylinder rod and the piston caps the end. The cushioning valve assembly comprises an elongated rod having a cushion piston at one end and a head at the other and is seated within the bore of the piston, such that the cushion piston is fitted within the interior of the hollow cylinder rod.
|
