JPS6427355U

JPS6427355U -

Info

Publication number: JPS6427355U
Application number: JP12219287U
Authority: JP
Priority date: 1987-08-10
Filing date: 1987-08-10
Publication date: 1989-02-16

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例で第２図―線に
おける縦断側面図、第２図は一部を第１図―
線で切断して示した正面図、第３図は第２図の
―線より見た側面図、第４図は第３図の―
線より見た部分的な平面図、第５図は第１図の平
面図、第６図ないし第８図は座席部段床の側面図
、第９図は縦通路部段床の縦断側面図、第１０図
、第１１図は座席部段床と縦通路部段床との関係
を示す側面図、第１２図は第１図とは異なる状態
を示す側面図、第１３図は第２図とは異なる状態
を示す正面図、第１４図は第３図とは異なる状態
を示す側面図、第１５図は主フレーム及び段床の
側面図、第１６図は座席部の他の実施例の側面図
、第１７図は従来の可動観覧席の一例の側面図で
ある。１は台車、２０は主フレーム、２３，２４，２
６は起倒支柱、３１は座席部段床、３２は主軸、
３４は縦通路部段床、３８は上面、３９は下面、
４０は座席、４３，４４はウオームギヤシヤフト
、４７は座席部段床回動用モータ、４８はローラ
ーチエン、４９は縦通路部段床回動用モータ、５
０はローラーチエン、５１，５２はウオームホイ
ールを示す。 Fig. 1 is an embodiment of the present invention, Fig. 2 is a vertical cross-sectional side view taken along the line, and Fig. 2 shows a part of it as shown in Fig. 1.
Figure 3 is a front view cut along the line, Figure 3 is a side view taken from the line in Figure 2, Figure 4 is the side view in Figure 3.
FIG. 5 is a plan view of FIG. 1, FIGS. 6 to 8 are side views of the seat section steps, and FIG. 9 is a vertical cross-sectional side view of the vertical passage section steps. , FIG. 10 and FIG. 11 are side views showing the relationship between the seat section step floor and the vertical passage section step bed, FIG. 12 is a side view showing a state different from FIG. 1, and FIG. 14 is a side view showing a state different from that shown in FIG. 3, FIG. 15 is a side view of the main frame and step floor, and FIG. FIG. 17 is a side view of an example of a conventional movable spectator seat. 1 is a truck, 20 is a main frame, 23, 24, 2
6 is the tilting support, 31 is the seat section step floor, 32 is the main shaft,
34 is the vertical passage step floor, 38 is the top surface, 39 is the bottom surface,
40 is a seat, 43 and 44 are worm gear shafts, 47 is a motor for rotating the seat section tiered floor, 48 is a roller chain, 49 is a motor for rotating the vertical aisle section tiered floor, 5
0 indicates a roller chain, and 51 and 52 indicate worm wheels.

Claims

[Scope of utility model registration request]

A main frame attached to the truck in the front-rear direction via a tilting support, a plurality of left-right main shafts rotatably attached to the main frame in the front-rear direction, and power for rotating the main shafts. a rotation mechanism, a plurality of seat tiers which are arranged in the front-rear direction and whose upper and lower surfaces are flat and each fixedly supported by the main shaft; A seat that is possible and that can be accommodated within a range where the seat step in the folded state does not come into contact with the front and rear seat steps when rotated by the main shaft, and a seat that is arranged in the front and rear direction and that is It is characterized by comprising a vertical passage section stair bed arranged on the left and right sides of the section stair bed and pivotally supported by the main shaft, and a power rotation mechanism for rotating the vertical passage section stair bed about the main shaft. Movable bleachers.