KR101800176B1 - Throwing Safety Signal Panel and Launcher - Google Patents

Abstract

The present invention relates to a faulty automobile display panel installed on the rear side of a faulty automobile mounted on a road, in which a driver or an assistant can install a display panel in the rear of the faulty automobile, The purpose of the present invention is to provide a malfunction signboard.
In order to accomplish the above object, the present invention provides a faulty automobile display panel comprising: a frame having a triangular shape capable of being elastically deformable to be folded or folded; flexible reflectors for reflecting light; and reflectors And the reflectors fixed to the support are unfolded to reflect the light as the frame is unfolded by the elasticity.

Description

{Throwing Safety Signal Panel and Launcher}

The present invention relates to a faulty automobile display panel installed on the rear side of a faulty automobile mounted on a road, and more particularly, to provide a driver's or an assistant to install a display panel in the rear of a faulty automobile, Respectively.

If a car that runs on public roads or expressways fails or can not travel due to an emergency, the vehicle should be moved as far as possible to prevent a second accident. Then, the emergency light of the faulty car should be blinking and the faulty car display panel should be installed 100m behind the faulty car.

The reason for installing a broken car signboard (hereinafter referred to as "signboard") at the rear of a broken car is to allow the driver of the vehicle driving from the rear to check the signboard and to see that the broken car is stopped in front to be.

1 is a front view showing a faulty automobile display panel according to the prior art.

The conventional faulty automobile display panel 1 has a structure in which a high luminance reflector 13 is attached to the front face of a frame 10 having a triangular band shape as shown in Fig. 15 are mounted and supported by a support table 15 so that the display panel 1 can be positioned on the road surface. The driver uses the support 15 to set the display panel 1 on the road surface and then places the display panel 1 so that the high-luminance reflector 13 faces the vehicle running behind.

Then, the driver of the rear car confirms the display panel through the light reflected from the high-luminance reflector, and recognizes that there is a faulty car ahead and slows down.

Such a broken car signboard exerts great value on a high-speed road, such as a highway. This is because the driver of the rear vehicle can confirm the display panel and secure the time and braking distance for sufficiently decelerating by providing the rear panel with the distance from the faulty vehicle. Such a broken car signboard is an item that is indispensable for highways that run at high speeds rather than slowing down or stagnant roads, and it is stated in the 'Road Traffic Act' that vehicles must have a broken car signboard when entering the highway.

However, in order to install the faulty car signboard on the rear side of the faulty vehicle, the driver or an assistant must move from the faulty car to the rear side of the car with the signboard being moved about 100m. It is extremely dangerous to walk on a highway or a public road where there are vehicles running in the direction opposite to the running direction of the vehicle.

In addition, the display panel of a conventional faulty vehicle is formed in a prefabricated manner so as to be portable. Concretely, the ends of the three straight frames should be connected and assembled as a triangular sign. Eventually, the driver or assistant must stop the faulty vehicle, move the rear panel of the faulty vehicle with the assembled signboard after assembling the signage.

Therefore, it takes a considerable amount of time until the display panel is installed after the stoppage of the faulty vehicle. During this time, the faulty vehicle is exposed to the risk of the secondary accident without installing the display panel.

The present invention has been made to solve the problems of the prior art as described above, and it is an object of the present invention to provide a throwing-type faulty automobile display panel which is constructed so that when a display panel is thrown from a broken- .

It is also an object of the present invention to provide a throwing-type faulty automobile display panel configured so that a display panel erected by throwing is rotated by a vehicle running, thereby visually and easily recognizing the display panel from a distance.

According to an aspect of the present invention, there is provided a faulty automobile display panel including a frame having a triangular shape capable of being elastically deformed to be folded or folded, flexible reflectors for reflecting light, And the reflectors fixed to the support are unfolded to reflect the light as the frame is unfolded by the elasticity.

Further, according to a preferred embodiment of the present invention, the frame is a tetrahedral structure.

Further, according to a preferred embodiment of the present invention, the supporting portion is a cloth or a synthetic resin, and the frame supports the supporting portion in a tetrahedron shape, and a triangular hole is formed at the center of the unfolded surface.

Further, according to a preferred embodiment of the present invention, the reflectors are triangular-band structures, and three or four reflectors are fixed to a support spread in a tetrahedron form by a frame.

According to a preferred embodiment of the present invention, the frame is any one of a wire, an iron core and a fiberglass.

Further, according to a preferred embodiment of the present invention, the frame is housed in a detachable capsule which is dried.

According to a preferred embodiment of the present invention, the frame is formed by connecting straight pipes with a coil spring. The straight pipes are folded to overlap each other by elastic deformation of the coil spring, and the straight pipes connected by restoration of the coil spring It spreads in a straight line.

Further, according to a preferred embodiment of the present invention, the frame in which the straight pipes are folded is accommodated in a detachable capsule or strapped.

Also, according to a preferred embodiment of the present invention, a weight is placed inside the frame and the weight is connected to the frame.

In addition, according to a preferred embodiment of the present invention, a weight is located outside the frame, and the weight is connected to the frame.

According to a preferred embodiment of the present invention, the weight is a power supply unit or a power supply unit, and a flexible LED module is disposed at an edge of the frame. The power supply unit and the LED module are connected by a cable And the LED module emits light by the power of the power supply unit.

According to a preferred embodiment of the present invention, the power supply unit is equipped with a switch for supplying power to the LED module when the frame is unfolded.

According to a preferred embodiment of the present invention, the switch is an insulating plate inserted into the power supply unit to cut off the current, and the insulating plate is connected to the frame. When the frame is unfolded, the insulating plate is separated from the power supply unit along the frame, do.

According to a preferred embodiment of the present invention, a flexible transparent hose is fixed to the frame, and the LED module is embedded in the transparent hose.

According to a preferred embodiment of the present invention, the weight is hemispherical, the frame is fixed to a flat end face of the hemispherical weight, and the hemisphere of the weight is in contact with the ground.

According to a preferred embodiment of the present invention, the frame has a triangular structure, and the weight is fixed to the middle of one side of the triangle structure, so that the frame stands up when the weight is positioned on the ground.

Further, according to a preferred embodiment of the present invention, the frame is a tetrahedral structure, and when the weight is fixed on the outer side of the middle of one side of the tetrahedron structure, the frame is spread in a tetrahedron.

According to an aspect of the present invention, there is provided a splitter that includes a frame having a triangular shape that can be elastically deformed to be folded or folded, flexible reflectors that reflect light, The capsule is separated from the capsule by an external impact, and the capsules are fired in one direction by the elastic restoring force of the built-in compressed coil spring, As a technical feature.

According to a preferred embodiment of the present invention, the triggering device includes: a cylinder having a front end opened to insert the capsule and a slot formed in the longitudinal direction; a partition wall disposed in the cylinder and moving in the longitudinal direction of the cylinder along the slot; And a coil spring whose rear end is fixed to an inner rear end of the cylinder when one end thereof contacts the partition wall.

In addition, according to a preferred embodiment of the present invention, the partition wall has protrusions penetrating through the slots, and protrusions are formed on the engaging protrusions formed in the slots in the vertical direction in a state in which the partition walls are retracted to maintain the coil springs in a compressed state do.

As described above, the throwing-out faulty automobile display panel of the present invention is constructed such that the capsule is separated by the impact generated when the display panel contained in the capsule is thrown to fall on the ground, and the display panel inside is unfolded. Therefore, it is not necessary for the driver or the assistant to move from the faulty vehicle to the rear, and the assembling time of the display panel can be shortened as in the prior art.

In addition, the throwing-type faulty automobile display panel of the present invention is configured such that the display panel is rotated by the wind generated by the vehicle running, and the display panel can be easily recognized from far away.

Further, the display panel triggering device of the present invention is provided with a trigger device for securing the accuracy of throwing and throwing distance, so that it is possible to throw the display panel at an accurate and appropriate distance even when the force is weak or the motor nerve is dull.

1 is a front view showing a faulty automobile display panel according to the prior art.
FIG. 2A is a perspective view of a faulty automobile display panel according to a first embodiment of the present invention,
FIG. 2B is a bottom perspective view of the broken car display panel shown in FIG. 2A,
Fig. 3 is a perspective view showing a frame of the faulty automobile display panel shown in Figs. 2a and 2b.
Fig. 4 is a plan sectional view of the broken car display panel shown in Fig. 2a,
5 is a conceptual view showing a relationship in which a broken car signboard according to the first embodiment of the present invention is stored in a capsule,
6 is a conceptual diagram showing a state in which a broken car display panel is unfolded while the capsule is being divided and the capsule is divided.
FIG. 7 is a plan sectional view showing a faulty automobile display panel according to a second embodiment of the present invention,
8 is a conceptual diagram showing an LED module mounted on a faulty automobile display panel,
Fig. 9 is a conceptual diagram showing a faulty automobile display panel in a state in which the LED module is mounted.
FIG. 10 is a perspective view of a faulty vehicle display panel according to a third embodiment of the present invention,
11 is a side view showing a triangular-shaped faulty automobile display panel,
FIG. 12 is a conceptual diagram showing a relationship of storing the broken car signboard shown in FIGS. 10 and 11 in a capsule.
FIG. 13 is a conceptual diagram showing a coupling relationship of a faulty automobile display panel according to a fourth embodiment of the present invention. FIG.
FIG. 14 is a conceptual diagram showing a trigger according to the present invention. FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferable embodiments of a throwing-out faulty automobile signboard according to the present invention and a crasher for throwing the same will be described in detail with reference to the accompanying drawings.

[First Embodiment]

2B is a bottom perspective view of the faulty automobile display panel shown in FIG. 2A, and FIG. 3 is a cross-sectional view of the broken car display panel according to the first embodiment of the present invention, 1 is a perspective view showing a frame of a faulty car display panel. FIG. 5 is a conceptual view showing a relationship in which a broken-down automobile signboard according to the first embodiment of the present invention is stored in a capsule, and FIG. 6 is a conceptual view showing a state in which a capsule is thrown, FIG. 2 is a conceptual diagram showing a state in which a broken-down vehicle display panel is unfolded.

As shown in FIGS. 2A and 3, the display panel 100 includes a frame 110 which is a highly elastic material having a regular tetrahedron structure, a flexible frame 120, reflectors 120 of a triangular band structure, And a support 130 coupled to the frame 110 to form a regular tetrahedron to support the frame 110 and to secure a position where the reflector 120 is fixed on each side of the regular tetrahedron.

The display panel constructed as described above will be described in detail below.

As shown in FIG. 3, the frame 110 may be formed of a high-elasticity wire, a thin flat iron core, or a fiberglass as a regular tetrahedron. Alternatively, three or four triangular frames 110, A wire, and a clip 111 to form a regular tetrahedron. The supporting portion 130 surrounds the frame 110 thus configured.

2A, 2B, and 4, the supporter 130 is also a regular tetrahedron. In the six corner portions of the regular tetrahedron, a passageway 131 through which the frame 110 passes is formed, Supporting pieces 133 corresponding to the respective surfaces of the regular tetrahedron are formed on the opposite sides to be connected to the path 131. Therefore, the frame 110 of the regular tetrahedron is placed in the path 131 of the support part 130, and the support pieces 133 are formed in the triangular structure on each of the four sides of the triangular structure.

3, a highly elastic wire or fiberglass can not form an accurate shape of a regular tetrahedron due to its elasticity. However, since the frame 110 is inserted into the passage of the supporting portion 130, Like shape of the supporting part 130 which is three-dimensionally spread. In addition, a triangular hole 135 is formed at the center of each surface as the support piece 133 is formed along the edge in the four sides of the regular tetrahedron.

On the other hand, as shown in FIG. 4, the reflector 120 is attached and fixed to the triangular support piece 133. The reflector 120 is a high-brightness reflective tape, which reflects incident light so that a driver can easily recognize the display panel.

The frame 110 of the display panel 100 constructed as described above is made of a highly elastic material and the support part 130 is made of a synthetic resin such as a flexible and hard cloth or vinyl. The reflector 120 is also in the form of a flexible tape, And the dried display panel 100 is stored in the capsule 150.

5, the capsule 150 is spherical, and hemispherical half capsules 151 are combined to form a spherical capsule 150, and a dried sign plate 100 is stored in the capsule 150. As shown in FIG.

6, when the driver throws the capsule 150 containing the display panel 100 into the rear of the broken car, the capsule 150 is dropped on the floor and is impacted, 151, and at the same time, the curled display panel 100 is unfolded in a cubic shape by the restoring force of the frame 110. Since a triangular reflector is attached to the display panel 100, the triangular light reflected from the reflector 120 can easily be seen from any direction.

[Second Embodiment]

The display panel described below is constructed such that the weights are disposed on either one of the inner side or the four sides of the tetrahedron so that the display panel is not blown by wind or the like.

8 is a conceptual view illustrating an LED module mounted on a faulty automobile display panel, and FIG. 9 is a view illustrating a state where the LED module is mounted And FIG.

As shown in FIG. 7, a weight 160 is disposed inside the display panel 100 having a regular hexahedron structure, and the weight 160 is connected to four vertexes of the regular hexahedron.

As the weight 160 is positioned inside the regular tetrahedron, the display panel 100 is supported by the weight of the weight 160 so as not to be blown by the wind when the display panel 100 is spread on the road surface. 7, when the weight 160 is positioned inside the regular tetrahedron, even if one of the four surfaces of the display panel 100 touches the ground, the display panel 100 is moved by the weight of the weight 160 It is supported.

Meanwhile, although not shown in the drawing, the weight 160 may be connected to three vertexes of one surface on which the weight 160 is located, located at a central portion of one of four surfaces of the tetrahedron.

When the weight 160 is positioned on one of the four sides, the capsule 150 is divided to divide the weight 160 by the weight of the display panel 100, The display panel 100 is aligned such that the display panel 100 is positioned at the lower side, that is, in contact with the road surface. Even if the weight 160 is not on the road surface but on three sides of the regular tetrahedron that are inclined from the four sides of the regular tetrahedron, if the external force is applied by wind or the like, the weight 160 rises to the road surface, It is positioned in contact with the road surface. In this case, it is preferable that the weight 160 is disposed in contact with the road surface. However, even if the weight 160 maintains a state not contacting the road surface, the reflector 120 reflects light in all directions, ) Can be sufficiently performed.

8 and 9, it is preferable to mount the LED module 170 on the display panel 100 so that the display panel 100 can be recognized even from a distance. When the LED module 170 is mounted on the display panel 100, the power supplied to the LED module 170 is included in the weight 160, and the weight 160 and the display panel 100 are connected with the cable 171 So that the weight 160 can be positioned at the center of the inner surface of the display panel 100 or at the center of any one of the surfaces.

The LED module 170 is connected to each corner of the frame 110 by a flexible material. The cable 171 extending from the LED module 170 constitutes a weight 160 or connected to a power supply 173 included in the weight 160 to supply power to the LED module 170. The LED module 170 emits red light by the power supplied from the power supply unit 173, and can be programmed to blink if necessary.

On the other hand, a switch is mounted on the power supply unit 173 so that the LED module 170 is operated when the display panel 100 is unfolded. The power supply unit 173 has a structure in which a plurality of batteries are connected in series. The switch is an insulating plate 175 that is sandwiched between a battery and a battery, and the insulating plate 175 is connected to the frame 110. When the frame 110 is stretched by elasticity, the power is supplied while the electric current is flowing while the insulated plate 175 is drawn out from the power supply part 173. However, when the display panel 100 is rolled up and the capsule 110 is held in the capsule 150, The flow of the current is cut off so that the LED module 170 does not emit light.

The flexible hose 177 is fixed to each corner of the display panel 100 and the LED module 170 is fitted in the transparent hose 177 so that not only the LED module 170 is protected but also the transparent hose 177, It is possible to block the inflow of rainwater.

[Third Embodiment]

Although the display panel of the second embodiment described above is structured to be supported on the ground by the weight of the weight body, the third embodiment is configured such that the display panel of the second embodiment rotates And a display panel constituted by the same.

10 is a perspective view showing a faulty car display panel according to a third embodiment of the present invention.

As described in the display plate of the second embodiment, the weight plate 160 is mounted on the center of one of four surfaces of the display panel 100 of the regular hexahedron structure shown in FIG. The weight 160 is a hemispherical shape, and the reflector 120 is fixed on a flat upper surface of the hemisphere.

When the display panel according to the third embodiment of the present invention is deployed on the road, the weight 160 is brought into point contact with the road surface, and the display panel 100 is positioned at one point by the weight 160, The display panel 100 is rotated by the wind generated by the vehicle or natural wind.

As the display panel 100 rotates as described above, the light reflected by the reflector 120 of the display panel 100 can be easily recognized at a distance. The transparent hose 177 and the LED module 170 described in the second embodiment are mounted on the edge of the display panel 100 according to the third embodiment and the power supply part 173 can be mounted on the weight 160 .

Since the weight is placed on the road surface when the weight is mounted as in the second and third embodiments, the display panel can be configured in a triangular shape have.

FIG. 11 is a side view showing a triangular-shaped faulty automobile display panel, and FIG. 12 is a conceptual view showing a relationship of storing the broken-down automobile display panel shown in FIGS. 10 and 11 in a capsule.

As shown in FIG. 11, the display panel 100 includes a frame 110, which is a highly elastic material of triangular shape, which is flexible, a reflector 120 of a triangular band structure, and a frame 110 so as to form a triangle And a support 130 coupled to the frame 110 to support the frame 110 and to secure a position for fixing the reflector 120 on both sides of the triangle.

The weight 160 is fixed to the center of either side of the three sides of the triangular frame 110. The transparent hose 177 is fixed to the three sides of the triangular frame 110 and the transparent hose 177 is fixed to the three sides of the triangular frame 110. The transparent hose 177 is fixed to the three sides of the triangular frame 110, The LED module 170 is mounted.

On the other hand, as shown in FIG. 12, both the tetragonal display panel and the triangular display panel 100 are stored in the capsule 150.

Meanwhile, the display panel 100 according to the first to third embodiments is stored in the capsule 150 in a rounded state. When the capsule 150 is thrown, the capsule 150 is separated by an impact that hits the road, The display panel 100 is ejected out of the separated capsule to be unfolded in three dimensions. However, in the case of a weak woman, it is not only difficult to throw the capsule 150 far away, but also has a breacher 180 for the driver whose throwing ability can be accurately thrown at the point to be thrown.

FIG. 14 is a conceptual diagram showing a trigger according to the present invention. FIG.

The collider 180 is configured such that the capsule 150 is fired by the elasticity of the spring so that the collider 180 is rotated by the cylinder 181 having the tip opened to insert the capsule 150 and the slot 182 formed in the longitudinal direction A partition 185 located in the interior of the cylinder 181 and moving in the longitudinal direction of the cylinder 181 along the slot 182 and a rear end of the cylinder 181 when the one end is in contact with the partition 185 And a coil spring 189 fixed to an inner rear end of the partition 185. A protrusion 186 penetrating the slot 182 is formed in the partition 185 so that the user can use the protrusion 186 to move the partition 185 The protrusion 186 can be extended to the engaging protrusion 183 formed in the vertical direction in the slot 182 in the backward state.

The coil spring 189 is retracted and the partition 185 is retracted and the capsule 150 is injected into the tip of the cylinder 181. When the projection 186 is placed over the engaging protrusion 183, The capsule 150 is positioned at the rear end of the cylinder 181 as well. In this state, when the tip of the cylinder 181 is oriented toward the throwing direction and the protrusion 186 extending over the stopping jaw 183 is turned toward the slot 182 to release the engagement, the partition 185 is rotated by the coil spring 189 The capsule 150 is advanced forward along the slot 182 of the cylinder 181 by the restoring force of the piston 181. [

The capsule 150 is triggered by the elastic force of the coil spring 189. However, since the capsule 150 is charged by injecting the gunpowder into the cylinder 181 and by the explosive force of the gunpowder, Can be configured to be thrown. It can also be thrown by using compressed air if necessary.

Meanwhile, since the display panel 100 is accommodated in the capsule 150, the display panel 100 can fly in the throwing direction of the impactor 180 while receiving less air resistance.

In the above-described embodiments, the frame is constructed of a high-elasticity wire and the frame is dried. However, the linear pipes may be folded so as to overlap the linear pipes by elastic deformation of the coil spring by connecting them with coil springs. The form can also change. In place of the capsule, a straight pipe folded with a string is bundled and stored. When the folded straight pipe is thrown in use, the string is broken by the impact, and the straight pipes are unfolded by the restoration of the coil spring to form a tetrahedron or triangle.

Further, in the case of constructing the frame with a regular tetrahedron structure, it has been described that the high elasticity wire, the thin flat iron core or the fiberglass is formed in the shape of a regular tetrahedron, but the high elasticity wire, the thin flat iron core or the fiberglass Three circular rings may be formed by connecting and fixing three circular rings in the form of a regular tetrahedron as shown in FIG. Specifically, three circular rings may be connected to a plurality of clips to have a regular tetrahedron shape. Here, it is possible to make a regular tetrahedral shape by using four circular rings.

100: Display panel
110: frame
111: Clip
120: reflector
130: Support
131: passage
133:
135: hole
150: Capsule
151: half-side capsule
160: Weight
170: LED module
171: Cable
173: Power supply
175: insulating plate
177: Transparent hose
180: Eviscerator
181: Cylinder
182: Slot
183:
185:
186: projection
189: coil spring

Claims (20)

A frame having a triangular shape which is elastically deformable so as to be folded or folded,
Flexible reflectors that reflect light,
And a flexible support coupled to the frame to secure the seats of the reflector such that the reflectors are attached and secured,
As the frame is unfolded by elasticity, the reflectors fixed to the support are unfolded to reflect light,
Wherein the frame is formed by connecting the pipes by a coil spring and the pipes are folded to overlap by the elastic deformation of the coil spring and the pipes connected by the restoration of the coil spring are unfolded in a straight line.
The method according to claim 1,
Wherein the frame is a tetrahedral structure.
3. The method according to claim 1 or 2,
Wherein the supporting portion is a cloth or a synthetic resin, and the frame supports the supporting portion in a tetrahedron shape, and a triangular hole is formed at the center of the unfolded surface.
3. The method according to claim 1 or 2,
Wherein the reflectors have a triangular band structure, and three or four reflectors are fixed to a supporting portion spread in a tetrahedron form by the frame.
3. The method of claim 2,
Wherein the frame is one of a wire, an iron core, and a fiberglass.
6. The method of claim 5,
Characterized in that the frame is housed in a detachable capsule in a dried state.
delete The method according to claim 1,
Wherein the frame with the pipes folded is received in a detachable capsule or strapped.
The method according to claim 1,
Wherein the weight body is located inside the frame and the weight body is connected to the frame.
The method according to claim 1,
Wherein the weight is located on the outside of the frame and the weight is connected to the frame.
11. The method according to claim 9 or 10,
The weight unit is a power supply unit or a power supply unit, and a flexible LED module is disposed at an edge of the frame. The power supply unit and the LED module are connected to each other by a cable, Wherein the light emitting diode emits light.
12. The method of claim 11,
Wherein the power supply unit is equipped with a switch for supplying power to the LED module when the frame is unfolded.
13. The method of claim 12,
Wherein the switch is connected to the frame so that the insulating plate is disconnected from the power supply unit along the frame when the frame is unfolded to supply the power.
13. The method of claim 12,
Wherein a flexible transparent hose is fixed to the frame, and an LED module is embedded in the transparent hose.
11. The method of claim 10,
Wherein the weight is hemispherical, the frame is fixed to a flat end face of the hemispherical weight, and the hemispherical surface of the weight is in contact with the ground.
16. The method according to claim 10 or 15,
Wherein the frame has a triangular structure, and the weight is fixed to an intermediate outer side of one side of the triangular structure, so that the frame stands up when the weight is positioned on the ground.
16. The method according to claim 10 or 15,
Wherein the frame is a tetrahedron structure, and the weight is fixed to an outer side of a middle of one side of the tetrahedron structure, and when the weight is positioned on the ground, the frame is spread out as a tetrahedron.
A malfunctioning automobile display panel including a frame having a triangular shape that is elastically deformable so that it can be folded or folded, flexible reflectors that reflect light, and flexible supports that secure the seats of the reflectors so that the reflectors are attached and fixed to the frame. Wherein the capsule is accommodated in one side and separated by an external impact, and the capsule is fired in a direction opposite to the insertion direction by an elastic restoring force of the built-in compressed coil spring.
19. The method of claim 18,
The trigger may include a cylinder having a front end opened to insert the capsule and a slot formed in the longitudinal direction, a partition located in the interior of the cylinder and moving along the slot in the longitudinal direction of the cylinder, And a coil spring fixed to an inner rear end of the cylinder.
20. The method of claim 19,
Wherein a protrusion penetrating the slot is formed in the partition wall, and a protrusion is provided on a locking protrusion formed in a direction perpendicular to the slot in a state where the partition wall is retracted, thereby maintaining the coil spring in a compressed state.

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