Floating road bed

Floating road bed

  • CN 1,297,712 C
  • Filed: 07/23/2004
  • Issued: 01/31/2007
  • Est. Priority Date: 07/23/2004
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of floating ballast bed, comprise float plate and spring vibration isolation device, the plate of floating flexibly is supported on the spring vibration isolation device, the spring vibration isolation device is made of spring and spring housing, spring places among the spring housing, the part surface at least that it is characterized in that spring is provided with damping-constraining, and perhaps spring is local at least embeds among the damping material.

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