JPH01150761U - - Google Patents
Info
- Publication number
- JPH01150761U JPH01150761U JP4106388U JP4106388U JPH01150761U JP H01150761 U JPH01150761 U JP H01150761U JP 4106388 U JP4106388 U JP 4106388U JP 4106388 U JP4106388 U JP 4106388U JP H01150761 U JPH01150761 U JP H01150761U
- Authority
- JP
- Japan
- Prior art keywords
- bed
- mooring device
- rack
- tier
- movable bleachers
- 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
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Description
第１図は、本考案の第１実施例を示す一部切欠
平面図、第２図は、同じく縦断面図、第３図は、
第１図の―線における一部切欠縦断面図、第
４図は、同じく正面図、第５図は、本考案の第２
実施例を示す一部切欠平面図、第６図は、同じく
拡大縦断面図、第７図は、ロツク手段の他の実施
例を示す縦断面図、第８図は、従来の移動観覧席
の移動手段を示す概略側面図である。
１……移動観覧席、２，３，４……段床、５…
…取付板、６，７……軸、８，９……案内スプロ
ケツト、１０……連結軸、１１……従動スプロケ
ツト、１２，１３……ローラーチエーン、１４…
…ロツク手段、１５……歯車、１６……キー、１
７……止めねじ、１８……取付板、１９……フレ
ーム、２０……間隔材、２２……ソレノイド、２
４……ラツク、２５……枢軸、２７……圧縮コイ
ルばね、２８，３１……段床、２９ａ，２９ｂ，
３０ａ，３０ｂ……２連スプロケツト（従動スプ
ロケツト）、３２，３３……ローラーチエーン、
３４……歯車、３５……ロツク手段、３６……圧
縮コイルばね、３７，３９……ラツク、３８，４
４……ソレノイド、４０，４３……捩りばね、４
１……ロツク片。
FIG. 1 is a partially cutaway plan view showing the first embodiment of the present invention, FIG. 2 is a vertical cross-sectional view, and FIG.
Fig. 1 is a partially cutaway vertical sectional view taken along the line -, Fig. 4 is a front view, and Fig. 5 is a cross-sectional view of the second embodiment of the present invention.
FIG. 6 is a partially cut-away plan view showing an embodiment, FIG. 6 is an enlarged longitudinal sectional view, FIG. 7 is a longitudinal sectional view showing another embodiment of the locking means, and FIG. 8 is a view of a conventional movable spectator seat. FIG. 3 is a schematic side view showing a moving means. 1...Movable bleachers, 2, 3, 4...Dan floor, 5...
... Mounting plate, 6, 7 ... Shaft, 8, 9 ... Guide sprocket, 10 ... Connection shaft, 11 ... Driven sprocket, 12, 13 ... Roller chain, 14 ...
...Lock means, 15...Gear, 16...Key, 1
7...Set screw, 18...Mounting plate, 19...Frame, 20...Spacer, 22...Solenoid, 2
4... Rack, 25... Pivot, 27... Compression coil spring, 28, 31... Step floor, 29a, 29b,
30a, 30b...double sprocket (driven sprocket), 32, 33...roller chain,
34... Gear, 35... Lock means, 36... Compression coil spring, 37, 39... Rack, 38, 4
4... Solenoid, 40, 43... Torsion spring, 4
1...Lock piece.
Claims (1)
を順次入れ子式に収納し、かつ使用時には、各段
床を前方に延伸させて階段状とするとともに、前
位の段床の後縁寄りの側壁に、互いに同期回転可
能に連係した左右１組の従動スプロケツトをそれ
ぞれ配設し、かつこの段床に続く後位の段床の下
面両側に、前端部が前後を向くように止着した左
右１組のチエーンを、その中間部が前記従動スプ
ロケツトに巻回し、後端部を段床の後部両側に、
平行をなすようにして止着した段床直進装置を備
える移動観覧席における段床係留装置であつて、 前記従動スプロケツト軸に嵌合した歯車と噛合
して回転を停止させるラツク、及び該ラツクを歯
車に対して接離させる駆動手段を設けたことを特
徴とする移動観覧席における段床係留装置。 (2) 従動スプロケツトの１組を、左右を向く連
結軸で連結し、かつラツクを、該連結軸と対向し
て設けてなる請求項(1)記載の移動観覧席におけ
る段床係留装置。 (3) 従動スプロケツトの１組が、上下２段の２
連スプロケツトからなり、かつローラーチエーン
が、たすき掛けとなつている請求項(1)記載の移
動観覧席における段床係留装置。[Scope of Claim for Utility Model Registration] (1) When not in use, each tier is stored in a nested manner under the rear tier, and when in use, each tier is extended forward to form a step-like structure. At the same time, a pair of left and right driven sprockets are arranged on the side wall near the rear edge of the front step bed, and are connected to each other so that they can rotate synchronously, and both sides of the lower surface of the rear step bed following this step bed are installed. A pair of left and right chains fixed so that their front ends face forward and backward are wound around the driven sprocket with their intermediate parts, and their rear ends are placed on both sides of the rear of the step bed.
A tiered floor mooring device for movable bleachers comprising tiered floor straightening devices fixed in parallel, comprising a rack that engages with a gear fitted to the driven sprocket shaft to stop rotation, and the rack. A tiered floor mooring device for movable bleachers, characterized in that it is provided with a drive means for moving toward and away from a gear. (2) A platform mooring device for movable bleachers according to claim (1), wherein one set of driven sprockets are connected by a connecting shaft facing left and right, and a rack is provided opposite the connecting shaft. (3) One set of driven sprockets has two
2. The step-bed mooring device for movable bleachers according to claim 1, comprising a continuous sprocket, and the roller chain is a sash.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4106388U JPH0748895Y2 (en) | 1988-03-30 | 1988-03-30 | Stepped mooring device in the moving bleachers |
| EP91400412A EP0430931B1 (en) | 1988-03-30 | 1989-03-24 | A row floor-locking device for a telescoping seating system |
| EP19890400845 EP0335787B1 (en) | 1988-03-30 | 1989-03-24 | A row floor-locking device for a telescoping seating system |
| DE1989625362 DE68925362T2 (en) | 1988-03-30 | 1989-03-24 | Floor locking device for a row of a telescopic seat device |
| DE8989400845T DE68900405D1 (en) | 1988-03-30 | 1989-03-24 | DEVICE FOR LOCKING THE RANGE OF A TELESCOPIC SEATING SYSTEM. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4106388U JPH0748895Y2 (en) | 1988-03-30 | 1988-03-30 | Stepped mooring device in the moving bleachers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01150761U true JPH01150761U (en) | 1989-10-18 |
| JPH0748895Y2 JPH0748895Y2 (en) | 1995-11-08 |
Family
ID=31267516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4106388U Expired - Lifetime JPH0748895Y2 (en) | 1988-03-30 | 1988-03-30 | Stepped mooring device in the moving bleachers |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0748895Y2 (en) |
-
1988
- 1988-03-30 JP JP4106388U patent/JPH0748895Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0748895Y2 (en) | 1995-11-08 |
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