Patent ID: 6592108
Filing Date: 2003-07-15
Classification: B62K,F16F

Abstract:
Suspension device (1) for a bicycle, comprising at least one reciprocating cylinder device (2), including a piston (4) located in an inner cavity of a cylinder (3) and which is movable along an axis thereof, the cylinder (3) is closed on both ends thereof by end walls (5a, 5b), and the piston (4) is connected to a piston rod (6) which penetrates one of the end walls (5a), working spaces (8a, 8b) are formed on both sides of the piston (4) between the piston (4) and the end walls (5a, 5b), the working spaces are filled with a working gas and are sealed airtight in use, a filling device is connected to the work spaces for filling the working spaces (8a, 8b) with the working gas and includes a common feed line (9) for filling both of the working spaces (8a, 8b) with the working gas, a first shut-off device (12) located in the common feed line (9), and the working spaces (8a, 8b) located on both sides of the piston (4) are connected to each other by a connecting line (13) that is openable and closeable by a second shut-off device (14) that is operable from outside of the device.