Title:
ROLLING TYPE SEISMIC ISOLATION EQUIPMENT
Document Type and Number:
Japanese Patent JP3958070
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide rolling type seismic isolation equipment capable of firmly integrating upper and lower trays so as not to permit a sphere to move at an advantageous cost and, in addition, capable of reducing the number of waste parts generated at the time of disintegrate the integration after installation.
SOLUTION: The upper and lower trays 4 and 5 are jointed with screw bodies 13 crossed vertically between the upper and lower trays at plural places around the sphere, and the sphere is fixed at a predetermined position between the upper and lower trays. Head portions 13a of the screw bodies 13 are protruded upward of the upper surface of the upper tray. The lower tray 4 is equipped with a portion 4b protruding sideward from the upper tray 5, and the protruded portions 4b are used as jointing portions to a substructure such as a foundation or the like.
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Inventors:
Yasuhiro Ohtake
Hitoshi Yamashita
Koichi Inoue
Hitoshi Yamashita
Koichi Inoue
Application Number:
JP2002049559A
Publication Date:
August 15, 2007
Filing Date:
February 26, 2002
Export Citation:
Assignee:
DAIWA HOUSE INDUSTRY CO.,LTD.
International Classes:
E04B1/36; E04H9/02; F16F15/02; (IPC1-7): E04H9/02; E04B1/36; F16F15/02
Domestic Patent References:
| JP11350785A | ||||
| JP3061331U | ||||
| JP11030053A |
Attorney, Agent or Firm:
Yuyuki Harima