Suspension type double seat for roller coaster
By adding a second boom to the roller coaster boom assembly and symmetrically installing double seats, the problem of insufficient space utilization of traditional single seats is solved, enabling double seating and increasing passenger capacity and visitor experience.
Patent Information
- Application Number
- CN202520172782.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-24
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-01-24
AI Technical Summary
Traditional roller coasters with single seats result in insufficient space utilization, leading to excessively long queues when the number of visitors surges, thus affecting the passenger experience.
Design a roller coaster suspended double seat. By adding a second arm to the boom assembly, an independent mounting plane is provided to enable two people to ride. Two seats are symmetrically installed on the second arm to increase space utilization and passenger capacity.
It improved the space utilization under the roller coaster bridge, increased passenger capacity, reduced visitor waiting time, and enhanced the amusement park's operational efficiency, as well as the social interaction and play experience of passengers.
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Figure CN223874420U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the roller coaster amusement facility technical field, especially to a kind of roller coaster suspension type double seat. BACKGROUND
[0002] In the amusement facility field, roller coaster project is long been loved and pursued by tourist with its unique stimulation and interest, and traditional roller coaster seat mostly adopts a row of single seat layout;And the setting of single seat causes insufficient space utilization, in tourist season or holiday, tourist quantity increases sharply, single seat cannot accommodate more tourists at a time, thereby causing that tourist queue time is too long, the experience of passenger is affected. SUMMARY
[0003] Therefore, the present application provides a kind of roller coaster suspension type double seat, it is suitable for being hung under the bridge of roller coaster, it includes: boom assembly, two seat assemblies;
[0004] Two seat assemblies are fixedly installed on boom assembly, and two seat assemblies are adjacently arranged;
[0005] Boom assembly includes: first boom and second boom;One end of first boom is suitable for being connected with the bridge of roller coaster, and the other end of first boom is provided with mounting hole, second boom is fixedly connected with first boom by penetrating mounting hole, and the length direction of first boom and the length direction of second boom are perpendicular to each other, two seat assemblies are symmetrically installed on second boom and are respectively located at the two sides of first boom;
[0006] Each seat assembly includes: seat support and seat fixedly installed on seat support;
[0007] Seat support includes back support and bottom support;Back support and bottom support are respectively arranged at the opposite sides of second boom, and back support is located at the top of second boom;
[0008] The top of back support is provided with pressing lever, and the other end of protection rod is provided with leg pillow.
[0009] In a possible implementation mode, more than two first reinforcing ribs are arranged between the outer side wall of first boom and the outer side wall of second boom.
[0010] In a possible implementation mode, more than two second reinforcing ribs are further included;More than two second reinforcing ribs are fixedly arranged on the outer side wall of first boom, and are located on the side adjacent to the side of first boom where first reinforcing rib is located.
[0011] In a possible implementation mode, one end of bottom support is provided with first connecting plate, and bottom support is fixedly connected with second boom by first connecting plate.
[0012] In one possible implementation, the main body of the bottom support is in the shape of an "L" and the seat is located inside the opening of the "L" shape of the bottom support.
[0013] In one possible implementation, the bottom bracket is provided with a first fastener; the opening of the first fastener faces the bottom of the seat, and one end of the bottom bracket is fitted into the opening of the first fastener.
[0014] In one possible implementation, a second connecting plate is provided at the bottom of the back support, and the back support is fixedly connected to the second boom through the second connecting plate.
[0015] In one possible implementation, the back support has two second fasteners; the two second fasteners are arranged opposite each other on both sides of the back support.
[0016] In one possible implementation, one end of the guard bar is provided with a hinge, which is hinged to the top of the back support.
[0017] In one possible implementation, the top of the first boom is provided with a connector; the first boom is connected to the roller coaster bridge via the connector.
[0018] Beneficial effects of this application
[0019] Compared to existing single-seat roller coasters, this application adds a second boom, which provides two seat supports with mounting planes independent of the first boom. This expands the dimensional space available for seat installation, improves the space utilization under the roller coaster bridge, and enables two-person seating by symmetrically installing two seats on the second boom. This directly increases the roller coaster's passenger capacity, reduces waiting time for visitors, increases the overall revenue of the amusement park, and improves the operational efficiency of the ride. At the same time, the two-seat design allows passengers to have companions during the ride, increasing the social aspect and enhancing the overall experience.
[0020] By setting up a connector, the roller coaster suspended double seat of this application is suspended below the roller coaster bridge, and the passengers are also suspended below the roller coaster bridge, realizing the suspended riding function of the roller coaster suspended double seat. This avoids the situation where the roller coaster bridge obstructs the passenger's view, broadens the passenger's field of vision, increases the fun of riding, and enhances the passenger's riding experience.
[0021] Other features and aspects of this application will become clear from the following detailed description of exemplary embodiments with reference to the accompanying drawings. Attached Figure Description
[0022] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate examples of the present application, and together with the description, serve to explain the principles of the present application.
[0023] Figure 1 A schematic view of the main structure of the roller coaster suspension double seat of the present application is shown;
[0024] Figure 2 A schematic view of the main structure of the roller coaster suspension double seat of the present application is shown;
[0025] Figure 3 A schematic view of the main structure of the roller coaster suspension double seat of the present application is shown;
[0026] Figure 4 A schematic view of the main structure of the roller coaster suspension double seat of the present application is shown;
[0027] Figure 5 A schematic view of the main structure of the roller coaster suspension double seat of the present application is shown; Figure 1 A partial enlarged view of
[0028] Figure 6 A schematic view of the main structure of the roller coaster suspension double seat of the present application is shown;
[0029] Figure 7 A schematic view of the main structure of the roller coaster suspension double seat of the present application is shown; DETAILED DESCRIPTION
[0030] Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. The same reference signs in the drawings represent functionally the same or similar elements. Although various aspects of the embodiments are shown in the drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
[0031] Wherein it needs to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application or simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.
[0032] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.
[0033] The term “exemplary” as used herein means “serving as an example, embodiment, or illustration.” Any embodiment illustrated herein as “exemplary” is not necessarily to be construed as superior to or better than other embodiments.
[0034] Furthermore, to better illustrate this application, numerous specific details are provided in the following detailed embodiments. Those skilled in the art should understand that this application can be implemented without certain specific details. In some instances, methods, means, components, and circuits well-known to those skilled in the art have not been described in detail in order to highlight the main points of this application.
[0035] This application proposes a suspended two-seater for roller coasters, suitable for suspension below the bridge of a roller coaster, such as... Figures 1 to 7 As shown, the system includes: a boom assembly and two seat support assemblies; the two seat assemblies are fixedly mounted on the boom assembly and are arranged adjacent to each other; the boom assembly includes: a first boom 110 and a second boom 120; one end of the first boom 110 is adapted to connect to the roller coaster bridge, and the other end of the first boom 110 has a mounting hole; the second boom 120 passes through the mounting hole and is fixedly connected to the first boom 110, and the length direction of the first boom 110 and the length direction of the second boom 120 are perpendicular to each other; the two seat assemblies are symmetrically mounted on the second boom. The second arm 120 is located on both sides of the first boom 110. Each seat assembly includes a seat bracket and a seat 210 fixedly mounted on the seat bracket. The seat bracket includes a back support 220 and a bottom support 230. The back support 220 and the bottom support 230 are respectively located on opposite sides of the second boom 120, and the back support 220 is located at the top of the second boom 120. The top of the back support 220 has a pressure bar 410, one end of the pressure bar 410 is hinged to the back support 220, and the other end of the pressure bar 410 is provided with a leg rest 420.
[0036] It should be noted that the suspension arm assembly is used to suspend the seat 210 below the roller coaster bridge, allowing the seat 210 to move with the undulations, turns, and rolls of the roller coaster track. The seat assembly is designed to provide passengers with a comfortable seating space and a relatively wide field of vision. One end of the first suspension arm 110 is connected to the roller coaster bridge, enabling the seat assembly to move with the roller coaster track during operation. The perpendicular design of the first suspension arm 110 and the second suspension arm 120 allows both seats 210 to be suspended perpendicularly to the roller coaster bridge. The second suspension arm 120 is used to provide independent installation for each seat assembly, separate from the first suspension arm 110. The planar design expands the dimensional space available for installing seats 210; it enables two-person seating, increasing the roller coaster's passenger capacity and allowing passengers to have companions during the ride, thus enhancing the enjoyment; by symmetrically installing two seat components on the second boom 120, the weight distribution on both sides of the first boom 110 becomes more even, reducing uneven stress on the first boom 110 caused by center of gravity shift, and improving the overall structural stability and safety; the seats 210 are fixedly mounted on the second boom 120 by seat brackets, which provide a stable mounting base for the seats 210, ensuring that the seats 210 do not loosen during roller coaster operation.
[0037] Compared to existing single seats on roller coasters, this application adds a second boom 120, which provides two seat components with mounting planes independent of the first boom 110. This expands the dimensional space available for installing the seats 210, improves the space utilization under the roller coaster bridge, and enables two-person seating by symmetrically installing two seat components on the second boom 120. This increases the roller coaster's passenger capacity, reduces waiting time for visitors, increases the overall revenue of the amusement park, and improves the operational efficiency of the ride. At the same time, the design of the two seats allows passengers to have companions during the experience, increasing the social aspect of the ride and enhancing the passenger experience.
[0038] like Figure 1 , Figure 2 , Figure 5 , Figure 6 As shown, the backrest bracket 220 provides stable support for the back of the seat 210, effectively dispersing the force generated by passengers during roller coaster operation and maintaining the overall stability of the seat 210. High-strength bolts pass through the backrest bracket 220 and are fixedly connected to the second boom 120. These bolts securely mount the backrest bracket 220 to the top of the second boom 120, preventing loosening between the backrest bracket 220 and the second boom 120. Figures 1 to 4As shown, the bottom support 230 can stably support the weight of the passenger and seat 210. The bottom support 230 is located below the second boom 120. The bottom support 230 and the second boom 120 are fixedly connected by high-strength bolts. The high-strength bolts firmly connect the bottom support 230 and the second boom 120 together, thereby ensuring that the connection between the bottom support 230 and the second boom 120 is firm and reliable.
[0039] like Figure 1 , Figure 2 , Figure 5 As shown, one end of the pressure bar 410 is hinged to the back support 220. This connection allows the pressure bar 410 to rotate flexibly. When a passenger is about to ride the roller coaster, the passenger can easily lift the pressure bar 410 upwards, enter the seat, and then lower the pressure bar 410. Similarly, after the ride, the passenger can easily lift the pressure bar 410 to leave the seat. The design of the pressure bar 410 can effectively restrain the passenger to the seat 210, preventing the passenger from falling off the seat 210 during the operation of the roller coaster, thus ensuring the passenger's safety. A leg-pressing pillow 420 is provided on the side of the pressure bar 410 away from the hinge 430. When the pressure bar 410 presses on the passenger's leg, the pressure bar 410 fits against the passenger's leg through the leg-pressing pillow 420, reducing the discomfort caused by the hard contact between the passenger's body and the pressure bar 410.
[0040] In one possible implementation, the leg-pressing pillow 420 is made of a flexible material; furthermore, the flexible material is any one of rubber, polyurethane, etc., which are in the prior art.
[0041] In one possible implementation, a connector 111 is provided at the top of the first boom 110; the first boom 110 is connected to the roller coaster bridge via the connector 111. It should be noted that the connector 111 includes a first fixing plate and a second fixing plate arranged opposite to each other. The first fixing plate and the second fixing plate are fixedly installed at one end of the first boom 110. Both the surfaces of the first fixing plate and the second fixing plate are vertically arranged. A pin passes through the first fixing plate and the second fixing plate and is connected to the roller coaster bridge. By providing the connector 111, a stable connection between the first boom 110 and the roller coaster bridge is ensured. The connector 111 suspends the roller coaster suspended double seat of this application below the roller coaster bridge, thus suspending the passengers below the roller coaster bridge. This realizes the suspended riding function of the roller coaster suspended double seat of this application, avoiding the situation where the roller coaster bridge obstructs the passenger's view, broadening the passenger's field of vision, increasing the fun of riding, and improving the passenger's riding experience.
[0042] In one possible implementation, such as Figure 3As shown, two or more first reinforcing ribs 310 are arranged between the outer side wall of the first boom 110 and the outer side wall of the second boom 120. It should be noted that the first reinforcing rib 310 is fixedly connected with the first boom 110 and the second boom 120, and the design of the first reinforcing rib 310 increases the contact area and the connecting point between the first boom 110 and the second boom 120, thereby improving the connecting strength and stability between the first boom 110 and the second boom 120. When the second boom 120 is subjected to an external force, the first reinforcing rib 310 can disperse the stress at the connecting position of the second boom 120 and the first boom 110, and evenly disperse the generated stress to the first boom 110, thereby improving the load-bearing capacity of the second boom 120.
[0043] Further, the first boom 110, the second boom 120 and the first reinforcing rib 310 are fixedly connected by welding, which can ensure the close combination between the first boom 110, the second boom 120 and the first reinforcing rib 310, thereby enhancing the strength and rigidity of the overall structure.
[0044] In a possible implementation manner, as shown in Figure 3 , the reinforcing ribs are provided in eight, two first reinforcing ribs 310 are arranged between the outer side wall of the first boom 110 and the outer side wall of the second boom 120, and the eight reinforcing ribs are arranged opposite to each other.
[0045] In a possible implementation manner, as shown in Figure 3 , the reinforcing ribs are provided in eight, two first reinforcing ribs 310 are arranged between the outer side wall of the first boom 110 and the outer side wall of the second boom 120, and the eight reinforcing ribs are arranged opposite to each other.
[0046] It should be noted that the second reinforcing rib 320 is suitable for improving the structural strength of the first boom 110, and the second reinforcing rib 320 is fixedly arranged on the outer side wall of the first boom 110. When the roller coaster is running, the first boom 110 will be subjected to various complex forces (such as centrifugal force during high-speed turning, inertial force during acceleration and deceleration, and impact force caused by uneven track of the roller coaster), and the second reinforcing rib 320 can effectively disperse the concentrated stress of the first boom 110 caused by various forces, thereby reducing the risk of deformation or fracture of the first boom 110 and enhancing the safety of the overall structure.
[0047] In a possible implementation manner, as shown in Figure 1 , Figure 2 , Figure 4As shown, the main body of the bottom support 230 is in an "L" shape structure, and the seat 210 is arranged inside the opening of the "L" shape structure of the bottom support 230; the L-shaped bottom support 230 is suitable for providing stable support for the seat 210; when the passenger sits on the seat 210, the "L" shaped bottom support 230 can effectively bear the weight of the passenger; and it ensures that the passenger can comfortably sit on the seat 210.
[0048] In a possible implementation manner, as shown in Figure 4 As shown, one end of the bottom support 230 is provided with a first connecting plate 231, and the bottom support 230 is fixedly connected with the second boom 120 through the first connecting plate 231.
[0049] It should be noted that the main body of the first connecting plate 231 is in a rectangular plate structure, and the rectangular plate structure of the first connecting plate 231 has good stability and can uniformly transmit the load of the bottom support 230 to the second boom 120, reducing the phenomenon of stress concentration; one end of the bottom support 230 is fixedly connected with the first connecting plate 231, and screw holes are formed at the four corners of the first connecting plate 231; correspondingly, pre-installation holes are formed on the bottom of the second boom 120, the screw holes and the pre-installation holes are correspondingly arranged and matched with high-strength bolts, four high-strength bolts are respectively arranged through the four screw holes of the first connecting plate 231 and the pre-installation holes on the bottom of the second boom 120, and four nuts are respectively sleeved on the high-strength bolts and located in the cavity of the second boom 120; by tightening the nuts, the nuts are tightly attached to the inner side wall of the second boom 120 to provide sufficient clamping force, so as to fix the bottom support 230 on the bottom of the second boom 120; when the passenger sits on the seat 210, the weight of the passenger is uniformly transmitted to the second boom 120 through the first connecting plate 231, ensuring the stable connection between the bottom support 230 and the second boom 120.
[0050] In a possible implementation manner, as shown in Figure 4 , Figure 7 As shown, the bottom support 230 is provided with a first fixing member 232; the opening of the first fixing member 232 faces the bottom of the seat 210, and the side edge of the bottom support 230 is embedded in the opening of the first fixing member 232.
[0051] It should be noted that the first fixing member 232 is V-shaped in cross section, one side of the first fixing member 232 is provided with an opening, and the opening matches the outer contour of the side edge of the bottom support 230. The side edge of the bottom support 230 is embedded in the opening of the first fixing member 232. The opening end of the first fixing member 232 is provided with a fixing lug. A high-strength bolt penetrates the fixing lug and is threadedly connected to the bottom of the seat 210. By tightening the high-strength bolt, the first fixing member 232 and the seat 210 move towards the side edge of the bottom support 230 to provide sufficient clamping force, thereby fixing the bottom of the seat 210 and the first fixing member 232 on the side edge of the bottom support 230.
[0052] In one possible implementation manner, as shown in Figure 1 、 Figure 2 、 Figure 5 、 Figure 6 The bottom of the back support 220 is provided with a second connecting plate 221. The back support 220 is fixedly connected with the second boom 120 through the second connecting plate 221.
[0053] The main body of the second connecting plate 221 is rectangular and plate-shaped. The second connecting plate 221 is fixedly installed at the bottom of the back support 220. Screw holes are formed at four corners of the second connecting plate 221. Correspondingly, a pre-installation hole is formed at the top of the second boom 120. The screw holes and the pre-installation hole are correspondingly arranged and matched with the high-strength bolt. Four high-strength bolts are respectively arranged through the four screw holes of the second connecting plate 221 and the pre-installation hole at the top of the second boom 120. Four nuts are respectively sleeved on the high-strength bolts and located in the cavity of the second boom 120. By tightening the nuts, the nuts are tightly attached to the inner side wall of the second boom 120 to provide sufficient clamping force, thereby fixing the back support 220 at the top of the second boom 120. The stable connection between the back support 220 and the second boom 120 is ensured.
[0054] In one possible implementation manner, as shown in Figure 5 Figure 6 The back support 220 is provided with two second fixing members 222. The two second fixing members 222 are oppositely arranged at the two sides of the back support 220.
[0055] It should be noted that the main body of the second fixing member 222 is in an L-shaped structure, the openings of the two second fixing members 222 face away from each other, one side of the second fixing member 222 is parallel to the plane where the back support 220 is located, and the other side of the second fixing member 222 is fixedly connected to the side of the back support 220 through a high-strength bolt. When the seat 210 is installed on the seat support, the backrest of the seat 210 is parallel to the second fixing member 222 and abuts against the side of the back support 220. The high-strength bolt penetrates the second fixing member 222 and is fixedly connected to the backrest of the seat 210. When the passenger leans on the backrest of the seat 210, pressure is generated. The backrest of the seat 210 transmits the pressure to the back support 220 through the second fixing member 222 and then to the second boom 120, thereby further enhancing the stability of the connection between the backrest of the seat 210 and the back.
[0056] In a possible implementation manner, as shown in Figure 1 , Figure 2 , a handrail 500 is arranged on the outer side wall of the second boom 120. The handrail 500 is arranged opposite to the two sides of the seat 210 and closely abuts against the seat 210, and the handrail 500 is located on the side adjacent to the side of the back support 220 of the second boom 120.
[0057] In a possible implementation manner, as shown in Figure 5 , Figure 6 , one end of the pressing rod 410 is provided with a hinge member 430, and the hinge member 430 is hingedly connected to the top of the back support 220. It should be noted that the top of the back support 220 is provided with a hinge seat 431, the hinge member 430 is provided with a hinge shaft, and the hinge member 430 is hingedly connected to the hinge seat 431 through the hinge shaft. The pressing rod 410 is fixedly arranged on the hinge member 430.
[0058] Further, one end of the hinge member 430 is provided with a shaft hole, the hinge shaft penetrates the hinge seat 431 and the shaft hole of the hinge member 430, the pressing rod 410 is fixedly arranged on the side of the hinge member 430 away from the hinge shaft, the pressing rod 410 is hingedly connected to the hinge shaft through the hinge member 430, and the hinge member 430 rotates around the hinge shaft to drive the pressing rod 410 on the hinge member 430 to rotate around the hinge shaft. When the passenger is ready to ride the roller coaster, the passenger can easily lift the pressing rod 410 upward, and then turn the pressing rod 410 downward and press it in front of the passenger's body after entering the seat, so as to fix the passenger on the seat 210.
[0059] Further, as shown in Figure 6 , the hinge seat 431 includes a first hinge lug and a second hinge lug arranged opposite to each other. The main body of the first hinge lug and the second hinge lug is in a hollow columnar structure, which is suitable for being hingedly connected to the hinge shaft. The first hinge lug and the second hinge lug are fixedly installed on the top of the back support 220, and a preset distance is arranged between the first hinge lug and the second hinge lug.
[0060] Having described various embodiments of the application, the foregoing description is exemplary and not exhaustive, and is not limited to the disclosed embodiments. Many modifications and variations of the described embodiments are possible in light of the above teachings. The choice of words in this document is intended to convey the best of the applicant's current knowledge of the principles, practical applications, and improvements to the art that have been made by the inventor and the applicant.
Claims
1. A roller coaster suspended double seat, characterized by, It is suitable for hanging under the bridge of a roller coaster, comprising: a boom assembly, two seat assemblies; Two seat assemblies are fixedly installed on the boom assembly, and two seat assemblies are arranged adjacently; The boom assembly comprises: a first boom and a second boom; one end of the first boom is suitable for connecting with the bridge of a roller coaster, the other end of the first boom is provided with a mounting hole, the second boom penetrates through the mounting hole and is fixedly connected with the first boom, and the length direction of the first boom and the length direction of the second boom are perpendicular to each other, and two seat assemblies are symmetrically installed on the second boom and are respectively located on both sides of the first boom; Each seat assembly comprises: a seat support and a seat fixedly installed on the seat support; The seat support comprises a back support and a bottom support; the back support and the bottom support are respectively arranged on opposite sides of the second boom, and the back support is located at the top of the second boom; The top of the back support is provided with a leg pressing rod, and the other end of the leg pressing rod is provided with a leg pressing pillow.
2. The roller coaster suspended double seat of claim 1, wherein, More than two first reinforcing ribs are arranged between the outer side wall of the first boom and the outer side wall of the second boom.
3. The roller coaster suspended double seat of claim 2, wherein, More than two second reinforcing ribs are further arranged; More than two second reinforcing ribs are fixedly arranged on the outer side wall of the first boom and located on the side adjacent to the side of the first boom where the first reinforcing ribs are located.
4. The roller coaster suspended double seat of claim 1, wherein, One end of the bottom support is provided with a first connecting plate; The bottom support is fixedly connected with the second boom through the first connecting plate.
5. The roller coaster suspended double seat of claim 1, wherein, The main body of the bottom support is in the shape of "L", and the seat is arranged inside the opening of the "L" shaped structure of the bottom support.
6. The roller coaster suspended double seat of claim 4, wherein, The bottom support is provided with a first fixing member; The opening of the first fixing member faces the bottom of the seat, and one end of the bottom support is embedded in the opening of the first fixing member.
7. The roller coaster suspended double seat of claim 1, wherein, The bottom of the back support is provided with a second connecting plate; The back support is fixedly connected with the second boom through the second connecting plate.
8. The roller coaster suspended double seat of claim 7, wherein, The back support is provided with two second fixing members; Two second fixing members are arranged on opposite sides of the back support.
9. The roller coaster suspended double seat of claim 1, wherein, One end of the leg pressing rod is provided with a hinge member, and the hinge member is hinged to the top of the back support.
10. The roller coaster suspended double seat of claim 1, wherein, The top end of the first boom is provided with a connecting member; The first boom is connected with the bridge of the roller coaster through the connecting member.