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    • 2. 发明专利
    • SUSPENSION DEVICE OF VEHICLE
    • JPH10292847A
    • 1998-11-04
    • JP11620797
    • 1997-04-17
    • AISIN SEIKITOYOTA MOTOR CORP
    • KANO NOBUAKIISOTANI SHIGETAKATAKEMA SHUICHI
    • B60G11/00B60G15/12F16F6/00F16F15/03
    • PROBLEM TO BE SOLVED: To carry out the wiring to a coil adequately and easily, in a suspension device furnishing an air spring, and a device to control the relative movement by an electromagnetic force. SOLUTION: An air room AR is partitioned by supporting its upper end to the upper part of a piston rod 12, as well as supporting its lower end to the outer peripheral surface of a cylinder 11 by housings (20, 30, and 40) having the flexibility at least in the vertical direction, and surrounding a damper device 10. A coil assembly 60 consisting by winding plural coils 62 on the outer surface of a tubular bobbin 61 is housed airtight at the inner surface of an inner tube 31 by making the piston rod 12 as the axial center, and a magnet member 70 is supported to the cylinder 11 opposing to the inner surface of the bobbin 61. Between the inner surface of the inner tube 31 and the outer surface of the coil assembly 60, a communication passage 61e to communicate the outer part and a coil 62 is formed in a condition to cut off the communication with the air room AR, and a lead wire 63 connecting to the coils is pulled out to the outer side through the communication passage 61e.