JPS62138939U - - Google Patents
Info
- Publication number
- JPS62138939U JPS62138939U JP2558486U JP2558486U JPS62138939U JP S62138939 U JPS62138939 U JP S62138939U JP 2558486 U JP2558486 U JP 2558486U JP 2558486 U JP2558486 U JP 2558486U JP S62138939 U JPS62138939 U JP S62138939U
- Authority
- JP
- Japan
- Prior art keywords
- rolling ball
- large number
- spherical
- counterbore
- shaped depressions
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005096 rolling process Methods 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 4
Landscapes
- Vibration Prevention Devices (AREA)
Description
第１図は本考案の水平２次元免震装置の構成を
示す断面図、第２図は本考案のころがり球の凸部
が２点で接触する機構を示す第１実施例、第３図
は本考案のころがり球の径が上・下板の凹み球の
径より大きいかみ合いで接触する機構を示す第２
実施例、第４図は本考案の上・下板の円筒状凹み
部（座ぐり状の凹部）ところがり球のかみ合う機
構を示す第３実施例、第５図は本考案の凹凸部の
かみ合いで自己復元性の原理を示す断面図、第６
図は従来の水平２次元免震装置の断面図である。
１……機器、５……球状凹み上板、６……ころ
がり球、７……球状凹み下板、８……座ぐり状凹
み上板、９……座ぐり状凹み下板。
Fig. 1 is a sectional view showing the structure of the horizontal two-dimensional seismic isolation device of the present invention, Fig. 2 is a first embodiment showing a mechanism in which the protrusions of the rolling ball of the invention contact at two points, and Fig. 3 is a sectional view showing the structure of the horizontal two-dimensional seismic isolation device of the present invention. The second part shows a mechanism in which the diameter of the rolling ball of the present invention is larger than the diameter of the recessed balls of the upper and lower plates.
Example, Fig. 4 is a third embodiment showing a mechanism in which the cylindrical recesses (spot-faced recesses) of the upper and lower plates of the present invention engage with the rolling ball, and Fig. 5 shows the engagement of the uneven parts of the present invention. Cross-sectional view showing the principle of self-righting property, No. 6
The figure is a sectional view of a conventional horizontal two-dimensional seismic isolation device. 1... equipment, 5... spherical concave upper plate, 6... rolling ball, 7... spherical concave lower plate, 8... counterbore-shaped concave upper plate, 9... counterbore-shaped concave lower plate.
Claims (1)
該ころがり球の上側で同ころがり球とかみ合う球
状又は座ぐり状の凹みを多数有する上板と、曲面
状よりなり、表面が球状又は座ぐり状の凹みを多
数有する下板とを具備してなることを特徴とする
水平２次元免震装置。 A rolling ball having a large number of spherical protrusions on its outer surface;
An upper plate having a large number of spherical or counterbore-shaped depressions that engage with the rolling ball above the rolling ball, and a lower plate having a curved surface and having a surface having a large number of spherical or counterbore-shaped depressions. A horizontal two-dimensional seismic isolation device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2558486U JPS62138939U (en) | 1986-02-24 | 1986-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2558486U JPS62138939U (en) | 1986-02-24 | 1986-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62138939U true JPS62138939U (en) | 1987-09-02 |
Family
ID=30825873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2558486U Pending JPS62138939U (en) | 1986-02-24 | 1986-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62138939U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000205330A (en) * | 1999-01-14 | 2000-07-25 | Shinzo Katayama | Base isolation structure of upper structural body such as building, support, road |
-
1986
- 1986-02-24 JP JP2558486U patent/JPS62138939U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000205330A (en) * | 1999-01-14 | 2000-07-25 | Shinzo Katayama | Base isolation structure of upper structural body such as building, support, road |