JP2015077848A - Lifeboat seat, and lifeboat - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lifeboat seat of simple structure capable of fixing a person's body to the lifeboat with a seat belt in a state that a passenger is seated on the seat part, using widely a limited space in the boat, and laying the bodies of a large number of persons on the floor in the boat; and a lifeboat.SOLUTION: A lifeboat 1 has a lifeboat seat 2. The lifeboat seat 2 includes a backrest portion 21 provided on the inner wall surface of the lifeboat, a seat belt portion, a seat portion 23 which is disposed in the vicinity of the backrest portion 21. The seat portion 23 has a plurality of plate-shaped members S (S1, S2, and S3). The seat portion 23 is comprised, in a deformable manner, of a first configuration SA (a chair configuration) in a state a plurality of plate-shaped members S are overlapped in the vicinity of the backrest portion 21 and a second configuration SB (a flat configuration) in a state a plurality of plate-shaped members S are arranged flatly in a row on the floor 10f of the lifeboat.

Description

  The present invention relates to a lifeboat seat and a lifeboat.

  An emergency escape lifeboat mounted on a mother ship such as a large ship is known (for example, see Patent Document 1).

Japanese Patent Application Laid-Open No. 11-129982

  By the way, it is desirable to install lifeboats at evacuation sites such as schools and public halls in order to evacuate along the coast or along the river when there is an increase in water due to a tsunami or river flood during an earthquake.

  In addition, a strong impact force may act on the lifeboat due to the collision between the lifeboat and an obstacle such as during a tsunami (when pushing or pulling). It is desired to fix the body to a lifeboat with a belt or the like.

  Even after a tsunami has been pulled (after a tsunami), lifeboats with facilities that can endure for about 7 days (approx. Days to be rescued by rescuers) are expected. It is rare. In this case, if you keep sitting on the seat in the lifeboat for a long time, there is a concern about the occurrence of economy syndrome, etc. Therefore, a lifeboat that allows many people to lie on the floor inside the lifeboat is desired. Yes. In other words, a lifeboat having a structure that can widely use a limited space in the boat is desired.

  In addition, in a lifeboat with a simple structure not equipped with heating equipment, maintaining body temperature is extremely important while waiting for rescue for a long time. Therefore, a lifeboat capable of preventing body heat from being taken away by the floor or the like is desired.

  In addition, a general lifeboat equipped with facilities such as an engine, a fuel tank, and a battery has a problem that the inside of the lifeboat is narrow and it is difficult to board. For this reason, a lifeboat that is relatively wide in the boat and easy to board is desired.

  The present invention has been made in view of the above-described problems, and a lifeboat with a simple structure capable of fixing a body to a lifeboat with a seat belt or the like while sitting on a seat in the lifeboat. A lifeboat seat with a simple structure that can provide a seat and a lifeboat, can use a limited amount of space in the boat, and can lie on the floor in the boat. And provide lifeboats.

A lifeboat (floating structure) seat according to the present invention includes a backrest portion provided on an inner wall surface of a lifeboat, a seat belt portion, and a seat portion disposed in the vicinity of the backrest portion. The seat has a plurality of plate-shaped members, and the seat has a first form (chair form) in which the plurality of plate-shaped members are superposed in the vicinity of the backrest part, and the lifesaving. The plurality of plate-shaped members are arranged on the floor in the boat so as to be deformed into a second form (flat form), which is in a state of being arranged.
The lifeboat of the present invention has the lifeboat seat described above.

According to the present invention, there is provided a lifeboat seat and a lifeboat having a simple structure capable of fixing the body to the lifeboat with a seat belt portion or the like while sitting on the seat in the lifeboat. Can do.
In addition, according to the present invention, a lifeboat seat having a simple structure and a lifesaving device that can widely use a limited space in a boat and can lay a body on the floor in the boat. Boats can be provided.

The figure which shows an example of the lifeboat which concerns on embodiment of this invention, (a) is a transparent top view of a lifeboat, (b) is sectional drawing of the lifeboat along the BB line shown to (a), c) is a cross-sectional view of the lifeboat shown in FIG. The figure which shows an example of the lifeboat seat which concerns on embodiment of this invention, (a) is a front view of a lifeboat seat, (b) is along the BB line of the lifeboat seat shown to (a). The figure which shows an example of the cross section which followed, (c) is sectional drawing along CC line of the lifeboat sheet | seat shown to (a). The figure which shows an example of the lifeboat seat which concerns on embodiment of this invention, (a) is a top view of a seat part, (b) is a side view of a seat part, (c) is a front view of a backrest part, (d) (E) is a front view of a bow backrest part, (f) is a top view of a bow backrest part. The figure which shows an example of operation | movement of the lifeboat seat which concerns on embodiment of this invention, (a) is a figure which shows an example of the chair form (1st form) of a lifeboat seat, (b) is in the middle of deployment (or The figure which shows an example in the middle of folding), (c) is a figure which shows an example of the flat form (2nd form) at the time of expansion | deployment. The figure which shows the usage example of the lifeboat seat which concerns on embodiment of this invention, (a) is a figure which shows the usage example of the chair form (1st form) of a lifeboat seat, (b) is the flat form at the time of expansion | deployment The figure which shows the usage example in (2nd form).

  A lifeboat equipped with a lifeboat seat according to an embodiment of the present invention (tsunami-responsive lifeboat) will be described with reference to the drawings.

  FIG. 1 is a view showing an example of a lifeboat 1 according to an embodiment of the present invention. Specifically, FIG. 1A is a transparent top view of the lifeboat 1, FIG. 1B is a cross-sectional view of the lifeboat 1 along the line BB shown in FIG. 1A, and FIG. ) Is a cross-sectional view taken along line CC of the lifeboat shown in FIG.

  FIG. 2 is a view showing an example of a lifeboat seat 2. Specifically, FIG. 2 (a) is a front view of the lifeboat seat 2, and FIG. 2 (b) is an example of a cross section along the line BB of the lifeboat seat 2 shown in FIG. 2 (a). FIG. 2C is a sectional view taken along the line CC of the lifeboat seat 2 shown in FIG. In FIG. 2B, the backrest 21 and the like are not shown.

  FIG. 3 is a view showing an example of the lifeboat seat 2. Specifically, FIG. 3A is a top view of the seat portion 23, FIG. 3B is a side view of the seat portion 23, FIG. 3C is a front view of the backrest portion 21, and FIG. 3D is a backrest. 3 (e) is a front view of the bow backrest portion 21t, and FIG. 3 (f) is a top view of the bow backrest portion 21t.

  FIG. 4 is a view showing an example of the operation of the lifeboat seat 2. Specifically, FIG. 4A is a view showing an example of a chair form (first form SA) of the lifeboat seat 2, and FIG. 4B is a view showing an example during deployment (or during folding). FIG. 4C is a diagram showing an example of a flat form (second form SB) at the time of development.

The lifeboat 1 is installed in, for example, a school, a public hall, a nursing home, a hospital, a rooftop of a building, a meeting place during evacuation, or a place where it is difficult to evacuate to a hill. This lifeboat 1 has one or more lifeboat seats 2 (seat) in a boat 1r.
For example, in the case where a tsunami generated by an earthquake rushes, or when river water rushes due to flooding of the river due to increased water, residents and the like evacuate to the inside 1r of the lifeboat 1.
The lifeboat 1 shown in the present embodiment is a floating structure (floating boat) that does not have a propulsive force. The lifeboat 1 can be advanced by rowing. The lifeboat 1 may be a ship having a propulsive force such as a thrust by a sail and a thrust by the power of a prime mover.

  The lifeboat 1 includes a hull (hull) 10 and a canopy 11 as shown in FIG. The lifeboat 1 has a structure in which a hull (hull) 10 and a canopy 11 are connected, and prevents water from entering the boat 1r.

<Hull (Hull) 10>
The hull 10 has a substantially U-shaped cross section. Examples of the material for forming the hull 10 include predetermined materials such as fiber reinforced plastics (FRP), aluminum, and steel. A floor 10 f is provided in the hull 10. The floor 10f is provided with a plurality of anti-slip ns. Further, in the lower floor portion of the hull 10, a stern locker L2 is provided in a substantially central portion, and a bow locker L1 is provided on the bow side of the stern locker L2. The stern locker L2 and the bow locker L1 are configured to be able to accommodate food or water for about one week.

  The stern locker L2 has an opening at the top, and a floor board member 10g is provided at the opening. The floor board member 10g is provided with one or a plurality of opening / closing lids 10h, and by opening the opening / closing lid 10h, materials can be taken in and out of the stern locker L2.

  The bow locker L1 has an opening at the top, and a floor plate member 10c is provided at the opening. The floor plate member 10c is provided with one or a plurality of opening / closing lids 10e. By opening the opening / closing lid 10e, materials can be taken in and out of the bow locker L1. A toilet compartment 10t is provided near the stern of the hull 10.

<Canopy 11>
The canopy 11 has a substantially U-shaped cross section and is arranged so as to cover the hull 10. Examples of the material for forming the canopy 11 include predetermined materials such as fiber reinforced plastic (FRP), aluminum, and steel. As shown in FIG. 1, in the present embodiment, the top surface of the canopy 11 is formed flat, and a hatch 11h is provided in the center or on the bow side of the center, and people enter and exit from the hatch 11h. It is configured to be possible. Thus, the lifeboat 1 according to the present embodiment is configured to facilitate rescue by a helicopter or the like.
In addition, a relatively large rear door 11d is provided on the stern side of the lifeboat 1, so that a person can easily enter and exit.

  A plurality of emergency lights 7 such as LED lights are provided in the lifeboat 1r. A handrail HL, a window, and the like are provided near the stern side of the lifeboat 1 in the boat 1r.

<Lifeboat seat 2>
One or a plurality of lifeboat seats 2 are arranged in the boat 1r of the lifeboat 1. In the present embodiment, as shown in FIG. 1, nine bow seats are provided on the bow side, and 16 lifeboat seats 2 are provided on the stern side. The seat of the bow seat is a fixed seat 23F, and the seat 23 (S) of the lifeboat seat 2 on the stern side is a variable (deployable) seat.

  Hereinafter, components of the stern lifeboat seat 2 will be mainly described.

  As shown in FIG. 2, the lifeboat seat 2 includes a backrest portion 21, a seat belt portion 22 (fastening tool), a seat portion 23, and the like. In the present embodiment, the lifeboat seat 2 has a headrest 24 on the upper portion of the backrest portion 21.

<Backrest 21>
The backrest portion 21 is provided on the inner wall surface of the lifeboat 1r. As a material for forming the backrest portion 21, for example, a foam material such as foamed polypropylene can be employed. As shown in FIGS. 3C and 3D, the backrest 21 is formed in a substantially rectangular plate shape.
Further, in the present embodiment, the backrest portion 21 is a hull insert which is an inner wall surface of the lifeboat 1r in the lifeboat 1 by using a substantially rectangular plate-shaped foam material with an adhesive 21s as shown in FIG. 2 (c). It is configured by adhering and fixing to 10a (the wall of the ship body). This backrest part 21 also functions as a heat insulating material.
In the present embodiment, as shown in FIG. 2, the backrest portion 21 is provided at a predetermined distance from the floor 10 f of the lifeboat 1, specifically, at a position higher than the height of the seat portion 23.
In the present embodiment, the backrest 21t of the bow side seat is formed in a rectangular shape in front view and a trapezoidal cross section as shown in FIGS. 3 (e), 3 (f), and 1 (b). ing.

In the embodiment described above, the backrest portion 21 is fixed to the inner side surface, which is the inner wall of the lifeboat 1, but is not limited to this configuration. For example, the backrest portion 21 may be configured to be tiltable with respect to the seat portion 23.
Moreover, it is good also considering the boat inner wall of the lifeboat 1 as the backrest part 21 without providing a foaming material.

<Seat belt part 22>
The seat belt part 22 fixes the occupant's body of the lifeboat 1 to the lifeboat 1.
As shown in FIG. 2, the seat belt portion 22 includes a belt 211 (strap), an annular fitting 222, annular fittings 223 and 224, a buckle 225, and the like in detail.
The belt 211 is formed in a band shape from a predetermined material such as polyester fiber. The annular metal fitting 222 is provided on the inner wall (the hull inserter 10a) above the backrest portion 21. The annular fittings 223 and 224 are provided on the inner wall (the hull inserter 10a) between the backrest portion 21 and the seat portion 23. The buckle 225 is a device that connects or disconnects the belt 211. The belt 211 is installed through the annular fittings 223, 222, and 224.

<Sitting part 23>
The seat portion 23 has a plurality of plate-shaped members S. In the present embodiment, the seat portion 23 includes three plate-shaped members S1, S2, and S3 as shown in FIGS. 2 and 3B. When the plate-shaped members S1, S2, and S3 are not distinguished, they are referred to as a plate-shaped member S. Examples of a material for forming the plate-shaped member S of the seat portion 23 include foam materials such as foamed polypropylene. The plate-shaped member S of the seat portion 23 also functions as a heat insulating material.

  As shown in FIG. 2 and FIG. 4A, the seat portion 23 is a first configuration SA (a plurality of plate-shaped members S (S <b> 1, S <b> 2, S <b> 3)) placed in the vicinity of the backrest portion 21. (Chair form) and a state in which a plurality of plate-shaped members S (S1, S2, S3) are arranged flat on the floor 10f of the inside 1r of the lifeboat 1 as shown in FIG. 4 (c). It is configured to be deformable into a certain second form SB (flat form).

  In this embodiment, as shown in FIG. 2B, FIG. 2C, and FIG. 4, the connecting member that connects each of the plurality of plate-shaped members S (S1, S2, S3) of the seat portion 23. 231 (231a, 231b). Specifically, a connecting member 231a is provided between the plate-shaped member S3 and the plate-shaped member S2, and a connecting member 231b is provided between the plate-shaped member S2 and the plate-shaped member S1.

  Specifically, as shown in FIG. 4C, in the case of the second form SB (flat form), the plate-shaped member S3 and the plate-shaped member S2 on the lower surfaces of the plate-shaped member S3 and the plate-shaped member S2. A tape-like connecting member 231a is provided on the side in contact with each other. Further, on the upper surfaces of the plate-shaped member S2 and the plate-shaped member S1, a tape-shaped connecting member 231b is provided on the side where the plate-shaped member S2 and the plate-shaped member S1 are in contact. That is, as shown in FIG. 4, by folding the plate-shaped members S1, S2, and S3 connected by the tape-shaped connecting member 231, the first form SA in which the plate-shaped members S1, S2, and S3 are placed on top of each other Moreover, it can be set as flat 2nd form SB by expand | deploying plate-shaped member S1, S2, S3. That is, the seat portion 23 is configured to be foldable and deformable.

In addition, as shown in FIG. 2, the lifeboat seat 2 has a state in which a plurality of plate-shaped members S (S1, S2, S3) are stacked when the seat portion 23 is in the first form SA (chair form). The fixing belt member 26 that can be fixed to the lifeboat 1 may be provided.
The fixing belt member 26 is provided with a fixing member such as a hook-and-loop fastener 26b (a surface detachable tape) on the upper surface of a portion fixed to the floor 10f with an adhesive or a fixing member, and a plate-shaped member S1. It is comprised so that attachment or detachment is possible with respect to the hook-and-loop fastener provided in the lower part.
In this embodiment, as shown in FIG. 2B, the end 26a of the fixed belt member 26 is configured to be freely fixed to the hull inserter 10a (inner wall) by a fixing member 27 such as a screw.

<Headrest 24>
As shown in FIG. 2C, the headrest 24 is provided above the backrest portion 21. A headrest auxiliary member 25 is provided between the headrest 24 and the inner wall of the lifeboat 1 (the inner wall of the canopy 11). The headrest 24 is configured to be detachable from the headrest auxiliary member 25 by, for example, a hook-and-loop fastener. As a material for forming the headrest 24 and the headrest auxiliary member 25, a foamed material such as foamed polypropylene can be employed.

  In the present embodiment, as shown in FIG. 1A, the headrest 24 includes a protruding portion 24b that protrudes to the inner side of the boat and a flat portion 24a. In the example shown in FIG. 1A, the headrest 24 is provided with the protruding portion 24b only on the bow side of the bow side and the stern side, but the present invention is not limited to this form. The protrusion 24b may be provided on either one or both of the side and the stern side. Thus, since the protrusion 24b of the headrest 24 is provided, when the bow of the lifeboat 1 collides with an obstacle, it is possible to prevent a situation in which the head of the occupant collides with an adjacent occupant. .

<Operation and usage example of lifeboat seat 2>
Next, the operation and usage example of the lifeboat seat 2 according to the embodiment of the present invention described above will be described with reference to the drawings. FIG. 5 is a view showing an example of use of the lifeboat seat 2. Specifically, FIG. 5 (a) is a view showing an example of use of the chair form (first form SA) of the lifeboat seat 2, and FIG. 5 (b) is a flat form (second form) when deployed. It is a figure which shows an example.

  Residents evacuate to the inside 1r of the lifeboat 1, such as at the time of a tsunami (at the time of a push wave or a pulling wave). As shown in FIGS. 2, 4 (a), and 5 (a), the seat portion 23 is the first form SA in which the plate-shaped members S 1, S 2, S 3 are overlaid, and the occupant sits on the seat portion 23. The body h is fixed to the lifeboat 1 by the seat belt part 22. Even if the lifeboat 1 collides with an obstacle due to a tsunami and a strong impact force acts on the lifeboat 1, the body h is fixed to the lifeboat seat 2 (lifeboat 1) as described above. Thus, the passenger's body h can be protected.

Further, for example, after the tsunami is pulled (after the pulsation), when the lifeboat 1 is flown on the sea, the occupant puts the buckle 225 of the seat belt portion 22 into the unconnected state and the body h to the lifeboat seat 2 Release the lock.
Then, as shown in FIG. 2 (b), the fixing member 27 is removed to release the fixing of the seat portion 23 to the lifeboat 1 by the fixing belt member 26.
Then, as shown in FIGS. 2B and 2C, the occupant arranges the plurality of plate-shaped members S (S1, S2, S3) of the seat portion 23 on the flat floor 10f. It is set as 2nd form SB (flat form) which is the state which carried out. In this case, as shown in FIG. 5B, the plate-shaped member S is formed on the floor 10f by unfolding the seats 23 of the lifeboat seat 2 provided on the left and right sides of the boat 1r. It is preferable that it is comprised so that it may cover.

And it becomes possible to lay a crew member's body h on the plate-shaped member S (S1, S2, S3) arrange | positioned flat on the floor 10f of 1r in boat.
In the lifeboat seat 2 according to the present embodiment, as shown in FIGS. 5B and 4C, the plate-shaped member S1 can also be effectively used as an area where the body h can be laid. it can. That is, the lifeboat 1 has a simple structure and can widely use the limited space in the boat 1r.

  When the seat 23 of the lifeboat seat 2 is transformed from the second form SB (flat form) to the first form SA (chair form), the second form SB (flat form) is performed by performing the reverse operation. Can be easily transformed into the first form SA (chair form).

As described above, the lifeboat seat 2 according to the embodiment of the present invention includes the backrest portion 21, the seat belt portion 22, and the backrest portion 21 provided on the inner wall surface of the inside 1 r of the lifeboat 1. And a seat portion 23 disposed in the vicinity. The seat portion 23 includes a plurality of plate-shaped members S (S1, S2, S3). The seat portion 23 includes a first form SA (chair form) in which a plurality of plate-shaped members S (S1, S2, S3) are superposed in the vicinity of the backrest part 21, and the inboard 1r of the lifeboat 1r. A plurality of plate-shaped members S (S1, S2, S3) are arranged on the floor 10f so as to be arranged in a flat manner, and can be deformed into a second form SB (flat form).
For this reason, the seat 23 is set to the first form SA, and the body h is fixed to the hull of the lifeboat 1 by the seat belt portion 22 while sitting on the seat 23, so that the lifeboat 1 and the obstacle collide. Even when a strong impact force is applied to the lifeboat 1, the lifeboat seat 2 having a simple structure capable of protecting the body h and the lifeboat 1 including the lifeboat seat 2 are provided. Can be provided.
Further, compared to the single plate-shaped member S, the seat portion 23 of the present embodiment is the first configuration SA, and since the three plate-shaped members S1, S2, S3 are stacked, Cushion performance can be exhibited and a large impact can be relieved.

  In addition, the seat portion 23 is in the second form SB. Specifically, the body h is placed by arranging the plurality of plate-shaped members S (S1, S2, S3) side by side on the floor 10f in the boat. A lifeboat seat 2 that can lie on the plurality of plate-shaped members S (S1, S2, S3) and a lifeboat 1 including the lifeboat seat 2 can be provided. For this reason, generation | occurrence | production of economy syndrome etc. can be prevented.

  Further, as described above, the lifeboat seat 2 according to the present embodiment is configured so that the plate-shaped member S1 portion of the seat portion 23 is also attached to the body h as shown in FIGS. 5 (b) and 4 (c). Can be effectively used as an area where it is possible to lie down. That is, it is possible to provide the lifeboat 1 with a simple structure, which can widely use a limited space in the boat 1r, and that allows many people to lie on the body h.

Moreover, the lifeboat seat 2 according to the embodiment of the present invention includes connecting members 231 (231a, 231b) that connect the plurality of plate-shaped members S (S1, S2, S3) of the seat portion 23 to each other. For this reason, the plurality of plate-shaped members S (S1, S2, S3) of the seat portion 23 are folded from the state (first form SA) to the flat state (second form SB) or from the second form SB. It can be easily transformed into one form SA.
Moreover, the tape which has an adhesion layer as a connection member 231 is employ | adopted, and the plate-shaped member S (S1, S2) is removed by removing the tape as the connection member 231 from each plate-shaped member S (S1, S2, S3). , S3) Each of them may be separated and the plate-shaped member S may be used as a float.

  In addition, the lifeboat seat 2 according to the embodiment of the present invention has a fixed belt member 26 that is fixed to the lifeboat 1 in a state where a plurality of plate-shaped members S are superposed when the seat portion 23 is the first form SA. Therefore, it is possible to provide the lifeboat 1 and the lifeboat 1 that can easily fix the plurality of stacked plate-shaped members S to the lifeboat 1 by the fixing belt member 26.

  Further, since the plate-shaped member S (S1, S2, S3) of the seat is formed of a heat insulating material, for example, even a lifeboat 1 having a structure not equipped with heating equipment can rescue for a long time. While waiting, the lifeboat seat 2 and the lifeboat 1 that can prevent the heat of the body h from being taken away by the floor or the like can be provided. In winter, etc., it is possible to prevent a decrease in physical fitness by blocking the cold water of the sea and the body.

  Also, if the lifeboat 1 is damaged and the lifeboat 1 cannot continue to float by itself, or if a drifter is found, use the plate-shaped member S of the seat 23 as a float. The plate-shaped member S can be diverted to keep floating in the water although it is emergency evacuation.

  Further, the lifeboat 1 according to the present embodiment does not include facilities such as an engine, a fuel tank, and a battery. For this reason, the lifeboat 1 of the lifeboat 1 is relatively wide, and the lifeboat 1 that can easily enter the boat 1r from the relatively large rear door 11d can be provided.

Moreover, the seat 23 of the lifeboat seat 2 according to the embodiment of the present invention has a size for one person. For this reason, for example, the lifeboat 1 according to the present invention has a seat portion for all the lifeboat seats 2 in the lifeboat 1 as compared to a lifeboat (comparative example) having a seat portion large enough for a plurality of passengers to sit. Of 23, the desired seat 23 may be the first form SA, and the remaining seat 23 may be the second form SB.
That is, depending on the situation, only the desired seat portion 23 among the seat portions 23 of all the lifeboat seats 2 in the lifeboat 1 can be set to the first form SA or the second form SB. A lifeboat 1 can be provided.

As described above, the embodiments of the present invention have been described in detail with reference to the drawings. However, the specific configuration is not limited to these embodiments, and there are design changes and the like without departing from the gist of the present invention. Is included in the present invention.
Further, the embodiments described in the above drawings can be combined with each other as long as there is no particular contradiction or problem in the purpose and configuration.
Moreover, the description content of each figure can become independent embodiment, respectively, and embodiment of this invention is not limited to one embodiment which combined each figure.

  In addition, the lifeboat 1 according to the above-described embodiment is installed, for example, in an evacuation meeting place such as a school, a public hall, a nursing home, or a place where it is difficult to evacuate to a hill, but is not limited to this form. For example, the aspect mounted in ships, such as a large sized ship, may be sufficient.

As mentioned above, although embodiment of this invention was described, some or all of embodiment of this invention is described as the following additional remarks.
[Appendix 1]
A lifeboat seat provided in a lifeboat,
A backrest portion provided on an inner wall surface in the lifeboat, a seat belt portion, and a seat portion disposed in the vicinity of the backrest portion;
The seat has a plurality of plate-shaped members,
The seat portion is formed by flattening the plurality of plate-shaped members on the floor in the lifeboat and the first form (chair form) in which the plurality of plate-shaped members are placed in the vicinity of the backrest portion. A lifeboat seat characterized by being configured to be freely deformable into a second form (flat form) in a state of being arranged side by side.
[Appendix 2]
The lifeboat sheet according to appendix 1, further comprising a connecting member that connects the plurality of plate-shaped members of the seat portion.
[Appendix 3]
The seat for lifeboats according to appendix 1 or appendix 2, wherein, in the case of the first form, the seat includes a fixing member that fixes the plurality of plate-shaped members in the boat in an overlaid state. .
[Appendix 4]
The lifeboat seat according to any one of appendix 1 to appendix 3, wherein the plate-shaped member of the seat portion is formed of a heat insulating material.
[Appendix 5]
A lifeboat having a lifeboat seat according to any one of appendix 1 to appendix 4.

1 Lifeboat (floating structure; Tsunami-responsive lifeboat)
2 Lifeboat seat 10 Hull (Hull)
11 Canopy part 11d Rear door 11h Hatch 21 Backrest part 22 Seat belt part (clamp)
23 Seat 26 Fixed belt member 231, 231a, 231b Connecting member (tape, etc.)
S, S1, S2, S3 Plate-shaped member (buffer material)

Claims (5)

A lifeboat seat provided in a lifeboat,
A backrest portion provided on an inner wall surface in the lifeboat, a seat belt portion, and a seat portion disposed in the vicinity of the backrest portion;
The seat has a plurality of plate-shaped members,
The seat portion is a state in which the plurality of plate-shaped members are placed in the vicinity of the backrest portion, and a state in which the plurality of plate-shaped members are arranged flat on the floor in the lifeboat. A lifeboat seat characterized in that it is configured to be deformable into the second form.   The lifeboat seat according to claim 1, further comprising a connecting member that connects the plurality of plate-shaped members of the seat portion.   3. The lifesaving device according to claim 1, wherein, in the case of the first form, the seat portion includes a fixed belt member that is fixed in the boat in a state where the plurality of plate-shaped members are placed on top of each other. Boat seat.   The lifeboat seat according to any one of claims 1 to 3, wherein the plate-shaped member of the seat portion is formed of a heat insulating material.   A lifeboat having the lifeboat seat according to any one of claims 1 to 4.

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