Air damper used in glove box of automobile

An air damper comprising:

• a cylinder having a first open end and a second end;
• a guide cap covering the first open end;
• a piston moveable in the cylinder and having a stopper means projecting toward the guide cap;
• a compression coil spring inserted in the cylinder between the piston and the guide cap and for forcing the piston toward the second end of the cylinder;
• and
• a string coupled with the piston and extending out of the cylinder wherein the stopper means of the piston strikes the guide cap before the compression coil spring is fully compressed when the string is pulled by an external force.

An air damper comprising:

• a cylinder having a first open end and a second end;
• a guide portion covering the first open end, the guide portion having an extended stopper projecting into the cylinder and an end piece;
• a piston movable in the cylinder;
• a compression coil spring inserted in the cylinder between the piston and the guide portion, the compression coil spring forcing the piston toward the second end of the cylinder;
• and
• a string coupled with the piston and extending out of the cylinder via the guide portion;
• wherein the piston strikes the extended stopper of the guide portion before the compression coil spring is fully compressed when the string is pulled to cause the piston to move toward the guide portion.