Apparatus in pressurized fluid cylinders not having piston rods
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United States of America Patent
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-
Oct 2, 1990
Grant Date -
N/A
app pub date -
Feb 22, 1989
filing date -
Mar 14, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Apparatus in pressurized fluid cylinders where the piston is provided with a dog (2) extending through a slit in the cylinder wall, the slit being closed off with the aid of a sealing strip. The invention is distinguished in that a support part (4) which is fixed along the cylinder (1) has two free opposing surfaces (7) disposed at the side of the dog (2) and parallel to its path of movement and in that the dog (2) is provided with a portion (8) with two surfaces each of which is in slideable engagement with one of the surfaces (7) of the support part (4).
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