JPS63104552U - - Google Patents
Info
- Publication number
- JPS63104552U JPS63104552U JP20405886U JP20405886U JPS63104552U JP S63104552 U JPS63104552 U JP S63104552U JP 20405886 U JP20405886 U JP 20405886U JP 20405886 U JP20405886 U JP 20405886U JP S63104552 U JPS63104552 U JP S63104552U
- Authority
- JP
- Japan
- Prior art keywords
- support
- bleachers
- cross member
- rollers
- support roller
- 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.)
- Granted
Links
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Description
第１図はこの考案による床支持装置を備えた観
覧席の基礎母体における伸長時の一部斜視図、第
２図は第１図Ａ部の床支持装置を示す背面図、第
３図は同平面図、第４図は同側面図である。
１…基台、２…走行ローラ、３…支柱、４…横
材、５…支持ローラ、６…アーム、８…側部スト
ツパー、Ｂ…移動床構造。
Fig. 1 is a partial perspective view of the base of the bleachers equipped with the floor support device according to this invention when it is extended, Fig. 2 is a rear view showing the floor support device in section A of Fig. 1, and Fig. 3 is the same. The plan view and FIG. 4 are side views of the same. DESCRIPTION OF SYMBOLS 1...Base, 2...Traveling roller, 3...Strut, 4...Horizontal member, 5...Support roller, 6...Arm, 8...Side stopper, B...Moving floor structure.
Claims (1)
支柱の上部前面には支持ローラ付の横材を架設し
この横材上に隣接後段側の横材から突出したアー
ムを前記の支持ローラ上に載せて順に高さを増す
ように組着され伸縮自在に移動可能とした観覧席
において、前記支持ローラの側方隣接位置にあた
る横材上に一対の側部ストツパーを対称的に固設
して後段側のアームに側方から嵌合したことを特
徴とする伸縮式階段状観覧席の床支持装置。 A support is erected on a base equipped with running rollers, and a cross member with a support roller is installed on the upper front side of this support, and an arm protruding from the adjacent later side cross member is mounted on the support roller. In the bleachers, which are placed on top of each other and are assembled so as to gradually increase in height and are movable telescopically, a pair of side stoppers are symmetrically fixed on the cross members at positions laterally adjacent to the support rollers. A floor support device for a retractable staircase-like bleachers, characterized in that the rear arm is fitted from the side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986204058U JPH0314522Y2 (en) | 1986-12-25 | 1986-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986204058U JPH0314522Y2 (en) | 1986-12-25 | 1986-12-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63104552U true JPS63104552U (en) | 1988-07-06 |
| JPH0314522Y2 JPH0314522Y2 (en) | 1991-03-29 |
Family
ID=31169962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986204058U Expired JPH0314522Y2 (en) | 1986-12-25 | 1986-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0314522Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49134830U (en) * | 1973-03-14 | 1974-11-20 | ||
| JPS61168254U (en) * | 1985-04-09 | 1986-10-18 |
-
1986
- 1986-12-25 JP JP1986204058U patent/JPH0314522Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49134830U (en) * | 1973-03-14 | 1974-11-20 | ||
| JPS61168254U (en) * | 1985-04-09 | 1986-10-18 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0314522Y2 (en) | 1991-03-29 |