| 摘要 |
PURPOSE:To provide a damper of high reliability and easy maintenance and checking, by providing secured plates and movable plates in a secured box containing a viscous substance and secured on a bed for supporting a structural body and by disposing a movable lid vertically movably coupled to the structural body and placed on the secured box. CONSTITUTION:When a pipe is to be supported on a bed 3 through a shoe 2 secured on the lower portion of the pipe, the shoe is horizontally movably fitted on the bed by a sliding means 4 such as a fluorine resin plate. A box 6 is secured with a reinforcing plate 7 on the bed 3. A viscous substance is housed in the box 6. A movable lid 5 vertically movably coupled to the shoe 2 placed with a coupling member 5a on the top of the box 6. Plural movable plates 8 and secured plates 9 are alternately stratified with spacers 10 in the secured box 6. The plates 8, 9 are annular plates different in inside and outside diameters. A cylinder 15, into which the cylindrical lower portion 13 of the movable lid 5 can be inserted, is fitted in the center holes of the plates 8, 9. |
