cylindroid helical-coil extension spring

圆柱式凸轮步进运动机构barrel (cylindric) cam 圆柱螺旋拉伸弹簧cylindroid helical-coil extension spring 圆柱螺旋扭转弹簧cylindroid helical-coil torsion spring ..

 cylindrical helical tension spring

圆柱螺旋压缩弹簧 cylindrical helical compression spring 圆柱螺旋拉伸弹簧 cylindrical helical tension spring 圆柱螺旋扭转弹簧 cylindrical helical torsion spring 不等节距圆柱螺旋弹簧 variable pitch cylindrical helical spring 多股螺...

 coil extension spring

...elical-coil compression spring 圆柱螺旋压缩弹簧 cylindroid helical-coil extension spring 圆柱螺旋拉伸弹簧 cylindroid helical-coil torsion spring 圆柱螺旋扭转弹簧 ..