WO2015081657A1 - 一拖二电动缸动感座椅 - Google Patents

一拖二电动缸动感座椅 Download PDF

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Publication number
WO2015081657A1
WO2015081657A1 PCT/CN2014/076387 CN2014076387W WO2015081657A1 WO 2015081657 A1 WO2015081657 A1 WO 2015081657A1 CN 2014076387 W CN2014076387 W CN 2014076387W WO 2015081657 A1 WO2015081657 A1 WO 2015081657A1
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Prior art keywords
auxiliary shaft
electric cylinder
seat
electric
rotating pair
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PCT/CN2014/076387
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English (en)
French (fr)
Inventor
肖迪
胡元
姜军博
陈夺
Original Assignee
大连博跃科技发展有限公司
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Publication date
Priority claimed from CN201310662159.5A external-priority patent/CN103622348B/zh
Priority claimed from CN201320798305.2U external-priority patent/CN203576022U/zh
Application filed by 大连博跃科技发展有限公司 filed Critical 大连博跃科技发展有限公司
Publication of WO2015081657A1 publication Critical patent/WO2015081657A1/zh

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/12—Theatre, auditorium, or similar chairs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/02—Rocking chairs
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63G—MERRY-GO-ROUNDS; SWINGS; ROCKING-HORSES; CHUTES; SWITCHBACKS; SIMILAR DEVICES FOR PUBLIC AMUSEMENT
    • A63G31/00—Amusement arrangements
    • A63G31/02—Amusement arrangements with moving substructures
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63J—DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE
    • A63J25/00—Equipment specially adapted for cinemas

Definitions

  • the present invention relates to an A63 sport; a game; an entertainment activity A63J for use in a theater, a circus, etc.; a juggling tool or the like A63J25/00 is specially adapted for use in a cinema. Background technique
  • the dynamic seat is one of the essential components in 4D cinema, and is also widely used in entertainment industries such as commercial game consoles. It can be controlled by computer to make different special effects according to the specific story of the film, coupled with carefully designed smoke, rain, photoelectric, bubbles, smell, etc., to create a full consistency with the content of the film. Perceive the environment and give the audience a real experience.
  • the dynamic seats commonly used on the market are mainly driven by hydraulic pressure or air pressure.
  • the technical requirements of the hydraulic dynamic seat are relatively high, and an external power source is required, which takes up a large space.
  • the pneumatically driven seat response hysteresis screen matches. High difficulty.
  • the invention aims at the above problems, and develops a one-two electric cylinder dynamic seat, which supports two side-by-side seats for multi-angle activities, and has:
  • a base a motion mechanism fixed to the base, and a seat support frame fixedly coupled to the motion mechanism;
  • the moving mechanism comprises: an auxiliary shaft assembly located in front of the base, two electric lifting mechanisms respectively located at the left and right sides of the rear of the base; the two electric lifting mechanisms are arranged in an isosceles triangle shape with the auxiliary shaft; The auxiliary shaft and the electric lifting mechanism are movably connected to the seat support frame through the auxiliary shaft rotating pair and the rotating pair respectively;
  • the axis of the rotating pair is perpendicular to the axis of the auxiliary shaft rotating pair;
  • the two sets of electric lifting mechanisms and the auxiliary shafts coordinate movement to drive the seat support frame to perform a predetermined action.
  • the electric lifting mechanism includes:
  • the rotating pair includes: a flange fixed to the bottom surface of the electric cylinder, the electric cylinder is extended through the flange; and each of the two sides of the flange has a trunnion, the two The trunnions are respectively movably connected to the trunnion seat;
  • the trunnion seat is fixed to the seat support frame.
  • the spherical hinge includes: a ball screw fixed to a front end of the electric cylinder push rod; a connecting plate having a blind hole matching the spherical head shape of the ball head screw; and a locking plate having a through hole;
  • the ball screw passes through the locking plate, and the front end is located in the blind hole.
  • the bottom of the seat support frame has a plurality of cross beams parallel to the two seat lines, and there is a space between the adjacent cross beams.
  • the two electric cylinders pass through the same space, and the electric cylinders are fixedly connected.
  • the two trunnion seats are respectively fixed on adjacent beams.
  • the auxiliary shaft assembly includes: an auxiliary shaft, a pin at an upper end of the auxiliary shaft, a self-deep groove ball bearing and a bearing seat at both ends of the pin shaft; the bearing seat is fixed on two adjacent beams, a pin parallel to the beam;
  • the auxiliary shaft is movably connected to the base by a ball joint ⁇ .
  • the spherical hinge ⁇ includes: a ball head II disposed at a lower end of the auxiliary shaft, a connecting plate II having a blind hole II matched with the shape of the ball ⁇ under the ball head II, and a locking plate having a through hole ⁇
  • the ball screw ⁇ passes through the locking plate II, and the front end is located in the blind hole II. Since the above technical solution is adopted, the one-two electric cylinder dynamic seat provided by the present invention can complete the movement of most dynamic seats by providing two electric cylinders and one auxiliary shaft, compared with the existing dynamic seat. , greatly simplifying the movement mechanism, reducing the cost, reducing the failure rate, and is very suitable for a wide range of promotion and use.
  • Figure 1 shows the two-degree-of-freedom electric dynamic seat shaft view.
  • Figure 2 is a side view of a two-degree-of-freedom electrodynamic seat mechanical platform.
  • Figure 3 shows the shaft view of the ball joint.
  • Figure 4 is a cross-sectional view of the ball joint.
  • Figure 5 is an axial view of the rotating subassembly.
  • Figure 6 is a cross-sectional view of the rotating subassembly.
  • Figure 7 is an axial view of the auxiliary shaft rotation pair.
  • Figure 8 is a cross-sectional view of the auxiliary shaft rotation pair.
  • a one-two electric cylinder dynamic seat using a simplified mechanism to support two side-by-side seats for multi-angle activities, including:
  • the moving mechanism comprises: an auxiliary shaft assembly located in front of the base 1, two electric lifts on the left and right sides of the rear of the base 1, respectively
  • the mechanism 3; the two electric lifting mechanisms 3 and the auxiliary shaft assembly are arranged in an isosceles triangle shape (the orthographic projections of the three mechanisms on the bottom surface are isosceles triangles); the auxiliary shaft assembly and the electric lifting
  • the mechanism 3 is movably connected to the seat support frame 2 through the auxiliary shaft rotating pair and the rotating sub-assembly 6 respectively; the auxiliary shaft assembly and the electric lifting mechanism 3 are movably connected to the base 1 through a spherical hinge disposed at the bottom end;
  • the axis of the rotating subassembly is perpendicular to the axis of the auxiliary shaft rotating pair;
  • the two sets of electric lifting mechanism 3 and the auxiliary shaft assembly coordinately move to drive the seat supporting frame 2 to perform a predetermined action; the system performs pitching and rocking according to changes in the speed and length of the push rod extension of the servo electric cylinder 5. Lifting and other actions.
  • the electric lifting mechanism 3 mainly includes:
  • An upper, inverted electric cylinder 5, the electric cylinder 5 and the seat support frame 2 are movably connected by a rotating sub-assembly; the push rod of the electric cylinder 5 passes through the rotating pair, and the front end of the push rod passes through a spherical shape a hinge is movably connected to the base 1;
  • the rotating pair includes: a flange 15 fixed to the bottom surface of the electric cylinder 5, the push rod of the electric cylinder 5 passes through the flange 15; and has one on each side of the flange 15
  • the trunnion 14 is movably connected to the trunnion 14 respectively;
  • the trunnion 14 seat is fixed to the seat support frame 2 as described.
  • the ball hinge includes: a ball screw 9 fixed to the front end of the push rod of the electric cylinder 5, a connecting plate 11 having a blind hole with the spherical head shape of the ball screw 9 and a locking plate having a through hole 10.
  • the ball screw 9 passes through the locking plate 10, and the front end is located in the blind hole.
  • the bottom of the seat support frame 2 has a plurality of cross beams parallel to the two seat lines, and there is a space between the adjacent beams.
  • the two electric cylinders 5 pass through the same space, and the electric cylinder 5 is fixedly connected.
  • the two trunnions 14 are respectively fixed on adjacent beams.
  • the two electric cylinders can complete the left and right swing by the extension and shortening of the self-pushing rod, at which time the push rod of one electric cylinder is elongated, and the push rod of the other electric cylinder is shortened or not moved; Pitching, that is, the two electric cylinder push rods are simultaneously extended or shortened; adjusting the extension length of the two electric cylinder push rods, the approximate and omnidirectional swing can be completed, compared with the complicated seat of the prior art, but the seat overall cannot be completed.
  • the action of ascending or descending greatly reduces the movement effect while greatly reducing the seat structure.
  • the auxiliary shaft assembly comprises: an auxiliary shaft 8, a pin 19 at an upper end of the auxiliary shaft, the pin is bolted to the auxiliary shaft 8 and is deep at both ends of the pin shaft. a groove ball bearing 17 and a bearing block 16; the bearing block is fixed on two adjacent beams, and the pin shaft is parallel to the beam;
  • the auxiliary shaft is movably connected to the base 1 via a ball joint ⁇ .
  • the auxiliary shaft assembly thus arranged can be equipped with an electric cylinder to perform a pitching motion, at which time the pin 19, the deep groove ball bearing 17 and the bearing housing 16 play a major rotation, that is, as a pivot of the pitching motion, while the bottom spherical hinge ⁇ can also support pitching motion within a certain range.
  • the spherical hinge at the bottom plays a major role in the swinging action of the left and right or other ranges, i.e., as a pivoting pivot.
  • the spherical hinge ⁇ includes: a ball head II disposed at a lower end of the auxiliary shaft, and a connecting plate 11 ⁇ having a blind hole II in cooperation with the ball ⁇ shape and a through hole Locking plate 1011;
  • the ball screw 9 is passed through the locking plate 1011, and the front end is located in the blind hole II.

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  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

一种一拖二电动缸动感座椅，支撑两个并排设置的座椅进行多角度活动，具有：底座（1）、固定在底座（1）上的运动机构和与该运动机构固定连接的座椅支撑框架（2）；该运动机构包括：位于底座（1）前方的辅助轴组件（8），分别位于底座（1）后方的左侧和右侧的两电动升降机构（3）；两电动升降机构（3）与辅助轴组件（8）成等腰三角形设置；辅助轴组件（8）和电动升降机构（3）分别通过辅助轴转动副和转动副组件（6）与座椅支撑框架（2）活动连接。该动感座椅相对于现有的动感座椅，极大的简化了运动机构，降低了成本，减少了故障率，适于大范围的推广和使用。

Description

Figure imgf000003_0001
一拖二电动缸动感座椅 技术领域
本发明涉及一种 A63 运动； 游戏； 娱乐活动 A63J供戏院、 马戏场等使用 的装置； 变戏法用具或类似用具 A63J25/00专门适用于电影院用的设备。 背景技术
动感座椅是 4D 影院中必不可少的构成元素之一， 并且也广泛的应用于商 用游戏机等娱乐行业中。 它可以根据影片特定故事情节的不同而由计算机控制 做出不同的特技效果来， 再配上精心设计出来的烟雾、 雨、 光电、 气泡、 气味 等， 从而营造一种与影片内容相一致的全感知环境， 给观众身临其境的真实体 验。
目前市场上常用的动感座椅主要以液压或气压驱动， 一方面， 液压动感座 椅技术要求比较高， 且需要外接动力源， 占用空间较大， 另一方面， 气压驱动 座椅响应迟滞画面匹配难度大。
发明内容
本发明针对以上问题的提出， 而研制的一种一拖二电动缸动感座椅， 支撑 两个并排设置的座椅进行多角度活动， 具有：
底座、 固定在底座上的运动机构和与所述运动机构固定连接的座椅支撑框 架；
所述运动机构包括： 位于底座前方的辅助轴组件， 分别位于底座后方的左 侧和右侧的两电动升降机构； 所述的两电动升降机构与所述的辅助轴成等腰三 角形设置； 所述的辅助轴和电动升降机构分别通过辅助轴转动副和转动副与所 述的座椅支持框架活动连接；
所述的转动副的轴线与所述辅助轴转动副的轴线垂直；
所述的两套电动升降机构和辅助轴协调运动， 带动所述的座椅支撑框架完 成预定的动作。
所述的电动升降机构包括：
位于上端的电动缸， 该电动缸与所述的座椅支撑框架通过一转动副活动连 接； 电动缸的推杆穿过所述的转动副， 推杆的前端通过球形铰链与所述的底座 所述的转动副包括： 与所述的电动缸底面固定的法兰， 所述电动缸的推广 穿过所述的法兰； 在所述法兰的两侧分别具有一耳轴， 所述两耳轴分别与耳轴 座活动连接；
所述的耳轴座与所述的座椅支撑框架固定。
所述的球形铰链包括： 固定在所述电动缸推杆前端的球头螺杆、 具有与所 述球头螺杆球形头部形状相配合盲孔的连接板和具有通孔的锁紧板；
组合状态下， 球头螺杆穿过所述的锁紧板， 前端位于所述的盲孔中。
所述的座椅支撑框架的底部具有多个与两座椅连线平行的横梁， 相邻的横 梁之间具有空间， 所述的两电动缸穿过同一空间， 所述与电动缸固定连接的两 耳轴座分别固定在相邻的横梁上。
所述的辅助轴组件包括： 辅助轴、 位于辅助轴上端的销轴、 位于销轴两端 的自深沟球轴承和轴承座； 所述的轴承座固定在两相邻的横梁上， 所述的销轴 与所述横梁平行；
辅助轴通过球形铰链 Π与所述的底座活动连接。
所述的球形铰链 Π包括： 设置在所述辅助轴下端的球头 II， 球头 II的下方 具有与所述球头 Π形状相配合盲孔 II的连接板 II和具有通孔的锁紧板 Π;
组合状态下， 球头螺杆 Π穿过所述的锁紧板 II， 前端位于所述的盲孔 II中。 由于采用了上述技术方案， 本发明提供的一拖二电动缸动感座椅， 通过设 置两个电动缸和一个辅助轴， 即可完成大部分动感座椅的动作， 相对于现有的 动感座椅， 极大的简化了运动机构， 降低了成本， 减少了故障率， 十分适于大 范围的推广和使用。
附图说明
为了更清楚的说明本发明的实施例或现有技术的技术方案， 下面将对实施 例或现有技术描述中所需要使用的附图做一简单地介绍， 显而易见地， 下面描 述中的附图仅仅是本发明的一些实施例， 对于本领域普通技术人员来讲， 在不 付出创造性劳动的前提下， 还可以根据这些附图获得其他的附图。
图 1 为二自由度电动动感座椅轴视图。
图 2 为二自由度电动动感座椅机械平台侧视图。
图 3 为球铰的轴视图。
图 4 为球铰的剖视图。 图 5 为转动副组件的轴视图。
图 6 为转动副组件的剖视图。
图 7 为辅助轴转动副的轴视图。
图 8 为辅助轴转动副的剖视图。
图中： 1 底座； 2 座椅支撑框架； 3 电动升降机构； 4 球铰； 5 伺服电动 缸； 6 转动副组件； 7 螺栓头； 8 辅助轴组件； 9球头螺杆； 10 锁紧板； 11 连 接板； 12 耳轴座； 13 自润滑轴承； 14 耳轴； 15法兰； 16轴承座； 17 自深沟 球轴承； 18 销钉； 19 销轴。
具体实施方式
为使本发明的实施例的目的、 技术方案和优点更加清楚， 下面结合本发明 实施例中的附图， 对本发明实施例中的技术方案进行清楚完整的描述：
如图 1-图 8所示： 一种一拖二电动缸动感座椅， 使用简化的机构支撑两个 并排设置的座椅进行多角度活动， 主要包括：
底座 11、 固定在底座 1上的运动机构和与所述运动机构固定连接的； 所述运动机构包括： 位于底座 1前方的辅助轴组件， 分别位于底座 1后方 左侧和右侧的两电动升降机构 3;所述的两电动升降机构 3与所述的辅助轴组件 成等腰三角形设置 （所述三个机构在底面上的正投影呈等腰三角形）； 所述的辅 助轴组件和电动升降机构 3分别通过辅助轴转动副和转动副组件 6与所述的座 椅支持框架 2活动连接； 辅助轴组件和电动升降机构 3均通过设置在底端的球 形铰链与所述的底座 1活动连接；
所述的转动副组件的轴线与所述辅助轴转动副的轴线垂直；
所述的两套电动升降机构 3 和辅助轴组件协调运动， 带动所述的座椅支撑 框架 2完成预定的动作； 系统随着伺服电动缸 5推杆伸出速度和长度的变化进 行俯仰、 摇摆升降等动作。
更进一歩的， 所述的电动升降机构 3主要包括：
位于上端、倒置的电动缸 5， 该电动缸 5与所述的座椅支撑框架 2通过一转 动副组件活动连接； 电动缸 5 的推杆穿过所述的转动副， 推杆的前端通过球形 铰链与所述的底座 1活动连接；
所述的转动副包括： 与所述的电动缸 5底面固定的法兰 15， 所述电动缸 5 的推杆穿过所述的法兰 15; 在所述法兰 15的两侧分别具有一耳轴 14， 所述两 耳轴 14分别与耳轴 14座活动连接； 所述的耳轴 14座与所述的座椅支撑框架 2固定。
球形铰链包括： 固定在所述电动缸 5推杆前端的球头螺杆 9、具有与所述球 头螺杆 9球形头部形状相配合盲孔的连接板 11和具有通孔的锁紧板 10.
组合状态下， 球头螺杆 9穿过所述的锁紧板 10， 前端位于所述的盲孔中。 座椅支撑框架 2 的底部具有多个与两座椅连线平行的横梁， 相邻的横梁之 间具有空间， 所述的两电动缸 5穿过同一空间， 所述与电动缸 5固定连接的两 耳轴 14座分别固定在相邻的横梁上。
即所述的两电动缸可通过自身推杆的伸长和缩短， 可以完成左右的摇摆， 此时一个电动缸的推杆伸长， 另一电动缸的推杆缩短或不动； 完成前后的俯仰， 即两电动缸推杆同时伸长或缩短； 调节两电动缸推杆伸出长度， 即可完成近似 与全向的摆动， 相对与现有技术复杂的座椅， 只是不能完成座椅整体上升或下 降的动作， 在极大的减少座椅结构的同时， 不降低运动效果。
相应的， 为了配合电动缸完成相应的动作， 所述的辅助轴组件包括： 辅助 轴 8、 位于辅助轴上端的销轴 19， 该销轴与辅助轴 8螺栓连接、 位于销轴两端 的自深沟球轴承 17和轴承座 16; 所述的轴承座固定在两相邻的横梁上， 所述的 销轴与所述横梁平行；
辅助轴通过球形铰链 Π与所述的底座 1活动连接。 如此设置的辅助轴组件 可以配和电动缸完成俯仰动作， 此时销轴 19、 自深沟球轴承 17和轴承座 16起 主要的旋转作用， 即作为俯仰动作的枢轴， 同时底部的球形铰链 Π也可在一定 范围内支持俯仰动作。 在进行左右或其它范围的摇摆动作时， 底部的球形铰链 Π起主要的作用， 即作为摇摆的枢轴。
类似的， 所述的球形铰链 Π包括： 设置在所述辅助轴下端的球头 II， 球头 II的下方具有与所述球头 Π形状相配合盲孔 II的连接板 11Π和具有通孔的锁紧 板 1011；
组合状态下， 球头螺杆 9Π穿过所述的锁紧板 1011， 前端位于所述的盲孔 II 中。
以上所述， 仅为本发明较佳的具体实施方式， 但本发明的保护范围并不局 限于此， 任何熟悉本技术领域的技术人员在本发明揭露的技术范围内， 根据本 发明的技术方案及其发明构思加以等同替换或改变， 都应涵盖在本发明的保护 范围之内。

Claims

权 利 要 求 书
1、一种一拖二电动缸动感座椅，支撑两个并排设置的座椅进行多角度活动， 其特征在于具有：
底座、 固定在底座上的运动机构和与所述运动机构固定连接的座椅支撑框 架；
所述运动机构包括： 位于底座前方的辅助轴组件， 分别位于底座后方左侧 和右侧的两电动升降机构； 所述的两电动升降机构与所述的辅助轴成等腰三角 形设置； 所述的辅助轴和电动升降机构分别通过辅助轴转动副和转动副组件与 所述的座椅支持框架活动连接； 辅助轴和电动升降机构均通过设置在底端的球 形铰链与所述的底座活动连接；
所述的转动副组件的轴线与所述辅助轴转动副的轴线垂直；
所述的两套电动升降机构和辅助轴协调运动， 带动所述的座椅支撑框架完 成预定的动作。
2、 根据权利要求 1所述的一拖二电动缸动感座椅， 其特征还在于所述的电 动升降机构包括：
位于上端、 倒置的电动缸， 该电动缸与所述的座椅支撑框架通过一转动副 活动连接； 电动缸的推杆穿过所述的转动副， 推杆的前端通过球形铰链与所述 的底座活动连接；
所述的转动副包括： 与所述的电动缸底面固定的法兰， 所述电动缸的推杆 穿过所述的法兰； 在所述法兰的两侧分别具有一耳轴， 所述两耳轴分别与耳轴 座活动连接；
所述的耳轴座与所述的座椅支撑框架固定。
3、 根据权利要求 2所述的一拖二电动缸动感座椅， 其特征还在于所述的球 形铰链包括： 固定在所述电动缸推杆前端的球头螺杆、 具有与所述球头螺杆球 形头部形状相配合盲孔的连接板和具有通孔的锁紧板；
组合状态下， 球头螺杆穿过所述的锁紧板， 前端位于所述的盲孔中。
4、 根据权利要求 2所述的一拖二电动缸动感座椅， 其特征还在于所述的座 椅支撑框架的底部具有多个与两座椅连线平行的横梁， 相邻的横梁之间具有空 间， 所述的两电动缸穿过同一空间， 所述与电动缸固定连接的两耳轴座分别固 定在相邻的横梁上。
5、 根据权利要求 4所述的一拖二电动缸动感座椅， 其特征还在于所述的辅 助轴组件包括： 辅助轴、 位于辅助轴上端的销轴、 位于销轴两端的自深沟球轴 承和轴承座； 所述的轴承座固定在两相邻的横梁上， 所述的销轴与所述横梁平 行；
辅助轴通过球形铰链 Π与所述的底座活动连接。
6、 根据权利要求 5所述的一拖二电动缸动感座椅， 其特征还在于所述的球 形铰链 II包括： 设置在所述辅助轴下端的球头 II， 球头 II的下方具有与所述球 头 Π形状相配合盲孔 II的连接板 II和具有通孔的锁紧板 Π;
组合状态下， 球头螺杆 Π穿过所述的锁紧板 II， 前端位于所述的盲孔 II中。
PCT/CN2014/076387 2013-12-05 2014-04-28 一拖二电动缸动感座椅 WO2015081657A1 (zh)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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CN102389635A (zh) * 2011-11-08 2012-03-28 上海恒润数码影像科技有限公司 双缸多自由度运动平台
WO2013049914A1 (en) * 2011-10-03 2013-04-11 D-Box Technologies Inc. Electronic display for vibro-kinetic platform
CN103622348A (zh) * 2013-12-05 2014-03-12 大连博跃科技发展有限公司 一拖二电动缸动感座椅

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Publication number Priority date Publication date Assignee Title
CN201394351Y (zh) * 2009-03-10 2010-02-03 周立刚 三自由度电动伺服平台
CN201683411U (zh) * 2010-03-24 2010-12-29 上海恒润数码影像科技有限公司 集成管路液压4d座椅
WO2013049914A1 (en) * 2011-10-03 2013-04-11 D-Box Technologies Inc. Electronic display for vibro-kinetic platform
CN102389635A (zh) * 2011-11-08 2012-03-28 上海恒润数码影像科技有限公司 双缸多自由度运动平台
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