Gas cylinder
AssigneeSamhongsa Co., Ltd.
InventorYong A. Park
Life of this patent
Estimating the term…
Abstract
A gas cylinder includes: a base tube including a cavity; a spindle inserted into the cavity and performing a reciprocating motion in a longitudinal direction of the base tube; a cylinder mounted in the spindle and charged with gas; a piston dividing the cylinder into an upper chamber and a lower chamber; a valve portion sealing an upper portion of the cylinder and including a pipe holder having a cavity through which the gas is introduced; a flow prevention portion inserted into the spindle and having an inner surface contacting a surface of the spindle; and a spindle guide disposed between the base tube and the spindle and mounted to include at least a portion of the flow prevention portion.
Claims16
A gas cylinder comprising:
- a base tube comprising a cavity;
- a spindle inserted into the cavity and performing a reciprocating motion in a longitudinal direction of the base tube;
- a cylinder mounted in the spindle and charged with gas;
- a piston dividing the cylinder into an upper chamber and a lower chamber;
- a valve portion sealing an upper portion of the cylinder and comprising a pipe holder having a cavity through which the gas is introduced;
- a flow prevention portion inserted into the spindle and having an inner surface contacting a surface of the spindle;
- and
- a spindle guide disposed between the base tube and the spindle and mounted to comprise at least a portion of the flow prevention portion.
A gas cylinder comprising:
- a base tube comprising a cavity;
- a spindle inserted into the cavity and performing a reciprocating motion in a longitudinal direction of the base tube;
- a cylinder mounted in the spindle and charged with gas;
- a piston dividing the cylinder into an upper chamber and a lower chamber;
- a valve portion sealing an upper portion of the cylinder and comprising a pipe holder having a cavity through which the gas is introduced;
- a flow prevention portion inserted into the spindle and having an inner surface contacting a surface of the spindle;
- a spindle guide disposed between the base tube and the spindle and into which the flow prevention portion is inserted;
- and
- a cover inserted into the spindle guide and mounted to cover at least an area of an upper portion of the flow prevention portion.
A gas cylinder comprising:
- a base tube comprising a cavity;
- a spindle inserted into the cavity and performing a reciprocating motion in a longitudinal direction of the base tube;
- a cylinder mounted in the spindle and charged with gas;
- a piston dividing the cylinder into an upper chamber and a lower chamber;
- a valve portion sealing an upper portion of the cylinder and comprising a pipe holder having a cavity through which the gas is introduced;
- a spindle guide mounted between the base tube and the spindle and guiding movement of the spindle;
- a flow prevention portion mounted above the spindle guide and inserted into the spindle so that an inner surface of the flow prevention portion contacts a surface of the spindle;
- and
- a protection cover mounted above the spindle guide to cover the flow prevention portion and limit movement of the flow prevention portion.
Dependencies are inferred from the claim text.