KR20040088586A - Spray can, and spray can pressure releasing structure - Google Patents

Abstract

A spray can capable of easily and quickly releasing the pressure of the spray can, and a pressure relief structure of the spray can. The spray can 200 is a sealed can body 14 in which fluid such as cosmetics, paint, or propane gas is compressed, a spray path 16 for guiding the fluid in the sealed can body 14 to the outside, and a jet The opening and closing means 18 which closes or opens the path | route 16, and the opening holding means 202 which hold | maintain the blowing path 16 in the open state were comprised.

Description

SPRAY CAN, AND SPRAY CAN PRESSURE RELEASING STRUCTURE}

Conventionally, fluids, such as cosmetics, are filled and sold by a spray can. 36, the spray can 101 of cosmetics is shown as an example of this spray can. The spray can 101 includes a sealed can main body 103 in which a cosmetic (fluid) 102 is compressed, a jet path 104 for guiding the cosmetic 102 to the outside, and a jet path 104. An opening and closing means 105 for closing or opening is provided. As illustrated in FIG. 37, the jet path 104 includes a pipe 106 that passes into the cosmetics 102 in the sealed can body 103, a jet port 107 that communicates with the outside, a pipe 106, and a jet port ( 107 is provided with a connection path 108 for connecting. The connection path 108 includes a hollow portion 110 of the pipe support member 109 supporting the pipe 106 and a hollow portion 112 of the moving member 111 inserted into the pipe support member 109. do. The opening and closing means 105 includes a packing 113 for closing the connection between the hollow part 110 and the hollow part 112, and a pressing member for pushing down the moving member 111 to open the closure by the packing 113 ( 114). The spray can 101 is sealed by closing the jet path 104 by the packing 113, and during use, presses the pressing member 114 with the finger 115 to seal it as shown in FIG. The 113 may be modified to open the ejection path 104 to eject the cosmetic 102 to the outside.

In order to prevent the explosion of the gas remaining slightly when discarding, the spray can 101 is pushed down the pressing member 114 with a finger 115 to eject almost all of the cosmetics 102. The pressure inside the cylinder was released to approximately the same as the external pressure. But it took time to release the pressure. In addition, the pressure in the sealed can main body 103 may be released by making a hole in the sealed can main body 103. However, in this case, the work is inconvenient because a tool must be used, and a cost is required when using a dedicated device.

Accordingly, the present inventors have made intensive studies on the pressure release structure of the spray can, and as a result, have reached the present invention. That is, an object of the present invention is to allow the internal pressure of the spray can to be easily, quickly and safely released when the used spray can is discarded.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a spray can and a pressure releasing structure for spray cans that compress and charge cosmetics, paints, or propane gas and the like.

The spray can of the present invention is a spray can including a sealed can body in which fluid is compressed, a spray path for guiding the fluid in the sealed can body to the outside, and an opening and closing means for closing or opening the spray path. Characterized in that the pressure relief structure for maintaining the pressure in the can body is discharged to the outside.

The spray can of the present invention is characterized in that, in the spray can, the pressure relief structure is an opening and holding means for maintaining the ejection path in an open state.

The spray can of the present invention is characterized in that, in the spray can, the pressure release structure is crushing means for crushing the spray can.

The spray can of the present invention is characterized in that in the spray can, the crushing means is a means for crushing the jet path.

The spray can of the present invention is the spray can, in the spray can, the ejection path is connected to a pipe through the fluid in the sealed can body, a spout through the outside of the sealed can body, and a connection path connecting the pipe and the spout It is characterized in that the crushing means is a means for separating the connection path.

The spray can of the present invention is the spray can, wherein the crushing means is a means for crushing the pressurized ejection path by pressing and moving the pressing member, and means for regulating the moving distance of the pressing member. Characterized in that provided.

The spray can of the present invention is the spray can, wherein the opening and closing means is a means for pressing down the pressing member to open the jet path, and the pressing member of the opening and closing means is a pressing member of the crushing means. .

The spray can of the present invention is characterized in that, in the spray can, the crushing means is a means for crushing the sealed can main body.

The spray can of the present invention is characterized in that, in the spray can, the pressure release structure is a release path forming means for forming a release path for discharging the pressure in the sealed can main body to the outside of the sealed can main body.

The spray can of the present invention, in the spray can, the opening and closing means is a means for opening the ejection path by pressing down the pressing member, the release path for releasing the compressed fluid to the outside by pressing down the pressing member. Characterized in that can be formed.

The pressure release structure of the spray can of the present invention is a spray can including a sealed can body in which fluid is compressed, a jet path for guiding the fluid in the sealed can body to the outside, and an opening / closing means for closing or opening the jet path. A pressure release structure of a spray can for releasing the pressure of the can, characterized in that the pressure in the sealed can is maintained in a state that is discharged to the outside.

The pressure release structure of the spray can of the present invention is the pressure release structure of the spray can, characterized in that the holding means for maintaining the ejection path in an open state.

The pressure relief structure of the spray can of the present invention is characterized in that the pressure release structure of the spray can is a crushing means for crushing the spray can.

The pressure relief structure of the spray can of the present invention is the pressure relief structure of the spray can, characterized in that the means for crushing the jet path.

The pressure relief structure of the spray can of the present invention is the pressure relief structure of the spray can, characterized in that the means for crushing the sealed can body.

The pressure release structure of the spray can of the present invention is a release path forming means for forming a release path for discharging the pressure in the sealed can body to the outside of the sealed can body in the pressure release structure of the spray can. do.

The pressure relief structure of the spray can of the present invention is characterized in that the pressure release structure of the spray can is provided with locking means for holding the opening and closing means in an unopenable state.

[Brief Description of Drawings]

BRIEF DESCRIPTION OF THE DRAWINGS The figure which shows the spray can of this invention, FIG. (A) is a top view, and (b) is a partial front sectional drawing.

FIG. 2 is a view showing a state of use of the spray can of FIG. 1, wherein FIG. (A) is a plan view, and (b) is a partial front sectional view.

3 is a partial front sectional view showing another embodiment of the spray can of the present invention.

4 is a partial front sectional view showing a state of use of the spray can of FIG. 3.

FIG. 5 is a partial front sectional view showing a state of use of the spray can of FIG. 3.

FIG. 6 is a partial front sectional view showing a state of use of the spray can of FIG. 3.

FIG. 7 is a partial front sectional view showing the disposal state of the spray can of FIG. 3.

8 is a partial front sectional view showing still another embodiment of the spray can of the present invention.

Fig. 9 is a view showing still another embodiment of the spray can of the present invention, in which Fig. (A) is a partial front cross-sectional view, and Fig. (B) is a planar cross-sectional view.

Fig. 10 is a partial front sectional view showing still another embodiment of the spray can of the present invention.

FIG. 11 is a partial front sectional view showing a state of use of the spray can of FIG. 10.

FIG. 12 is a right side view showing the pressing member and the restricting means of the spray can of FIG. 10.

FIG. 13 is a partial front sectional view showing a state of use of the spray can of FIG. 10.

14 is a partial front sectional view showing yet another embodiment of the spray can of the present invention.

15 is a partial front sectional view showing a state of use of the spray can of FIG. 14.

Fig. 16 is a partial front sectional view showing another embodiment of the spray can of the present invention.

17 is a partial front sectional view showing another embodiment of the spray can of the present invention.

FIG. 18 is a partial right side cross-sectional view of the spray can of FIG. 17.

19 is a partial right side cross-sectional view showing a state of use of the spray can of FIG. 17.

20 is a partial front sectional view showing still another embodiment of the spray can of the present invention.

FIG. 21 is a view showing still another embodiment of the spray can of the present invention, wherein FIG. (A) is a plan view, (b) is a partial front sectional view, and (c) is a plan view.

Fig. 22 is a partial front sectional view of an embodiment of the pressure relief structure of the spray can of the present invention.

Fig. 23 is a partial front sectional view showing still another embodiment of the spray can of the present invention.

24 is a partial front sectional view showing another embodiment of the pressure relief structure of the spray can of the present invention.

Fig. 25 is a partial front sectional view showing still another embodiment of the pressure relief structure of the spray can of the present invention.

Fig. 26 is a view showing still another embodiment of the pressure relief structure of the spray can of the present invention, in which Fig. (A) is a partial front sectional view, and Fig. (B) is a plan view.

Fig. 27 is a partial front sectional view showing still another embodiment of the pressure relief structure of the spray can of the present invention.

Fig. 28 is a partial front sectional view showing still another embodiment of the pressure relief structure of the spray can of the present invention.

Fig. 29 is a partial front sectional view showing still another embodiment of the pressure relief structure of the spray can of the present invention.

30 is a partial front sectional view showing yet another embodiment of the pressure relief structure of the spray can of the present invention.

Fig. 31 is a partial front sectional view showing still another embodiment of the pressure relief structure of the spray can of the present invention.

Fig. 32 is a partial front sectional view showing still another embodiment of the pressure relief structure of the spray can of the present invention.

Fig. 33 is a partial front sectional view showing still another embodiment of the pressure relief structure of the spray can of the present invention.

Fig. 34 is a partial front sectional view showing still another embodiment of the spray can of the present invention.

Fig. 35 is a diagram showing still another embodiment of the pressure relief structure of the spray can of the present invention, wherein Fig. (A) is a partial front sectional view, and Fig. (B) is a plan view.

36 is a front sectional view showing a conventional spray can.

FIG. 37 is a partial front sectional view showing a state of use of the spray can of FIG. 36.

FIG. 38 is a partial front sectional view showing a state of use of the spray can of FIG. 36.

EMBODIMENT OF THE INVENTION Next, embodiment of the spray can concerning this invention and the pressure relief structure of a spray can is demonstrated in detail based on drawing.

In FIG. 1, the code | symbol 200 is a spray can of this invention. The spray can 200 includes a sealed can body 14 in which cosmetics (fluids) such as hair treatments are compressed, a spray path 16 for guiding cosmetics in the sealed can body 14 to the outside, and a spray path. And opening / closing means 18 for closing or opening 16 and opening-holding means 202 for keeping the ejection path 16 open. The opening holding means 202 functions as a pressure releasing structure of the spray can.

The jet path 16 includes a pipe 22 leading into the cosmetics in the sealed can body 14, a jet port 24 leading to the outside, and a connection path 26 connecting the pipe 22 and the jet port 24. Doing. The connection path 26 is composed of a hollow portion 30 of the pipe support member 28 supporting the pipe 22 and a hollow portion 34 of the moving member 32 inserted into the pipe support member 28. do. The opening and closing means 18 is a pressing member 38 for opening the closing by the packing 36 by pressing down the packing 36 and the movable member 32 for closing the connection between the hollow part 30 and the hollow part 34. It consists of).

The opening and holding means 202 includes two convex portions 204 provided on the pressing member 38 rotatable around the movable member 32 and two protrusions 206 provided on the sealed can body 14. Consists of.

When the spray can 200 is normally used for cosmetics or the like, the packing 36 is engaged with the moving member 32 by pressing the pressing member 38 to move the moving member 32 downward. ) Is deformed and the hollow part 30 and the hollow part 34 communicate with each other. By passing through the hollow part 30 and the hollow part 34, the cosmetics are ejected from the spout 24 through the hollow parts 30 and 34 from the pipe 22 by the pressure in the sealed can main body 14. .

Next, when the use of the spray can 200 is finished and the spray can 200 is discarded, the pressing member 38 is rotated by 90 °, and the pressing member is pressed to move the movable member 32 downward. In Fig. 2 (a), the convex portion 204 is engaged under the protrusion 206. As shown in Figs. By engaging the convex portion 204 under the protruding portion 206, as shown in FIG. 2B, the packing 36 deforms and the hollow portion 30 and the hollow portion 34 communicate with each other. maintain. By maintaining the state where the hollow part 30 and the hollow part 34 communicate with each other, even if the hand is left untouched by the pressing member 38, the cosmetic product passes through the hollow parts 30 and 34 from the pipe 22 and blows out ( 24 is continuously ejected, and the pressure in the sealed can main body 14 is automatically released.

In this way, by discharging cosmetics from the sealed can main body 14, the pressure in the closed can main body 14 decreases, and becomes substantially equal to atmospheric pressure. The spray can 200 is disposed of in a state where the pressure is approximately equal to atmospheric pressure.

As mentioned above, although one Embodiment of this invention was described, the spray can of this invention can be implemented also in another form.

For example, the spray can of this invention may be the spray can 210 shown in FIG. The spray can 210 includes a sealed can main body 14, a jet path 16, and a shredding means 212 for crushing part of the opening and closing means 18 and the jet path 16. The crushing means 212 functions as a pressure releasing structure of the spray can. The crushing means 212 is comprised by the moving member 32, and is comprised so that the pipe support member 28 may be separated and crushed by the moving member 32 by pressing down the moving member 32 deeply. . Moreover, the notch 42 of a V-shaped cross section is formed in the circumference | surroundings of the pipe support member 28 so that removal is easy. In addition, a ring 216 having an engagement recess 214 is provided at the top of the sealed can body 14. On the other hand, a cap 218 covering the pressing member 38 is provided, and the engaging convex portion 220 and the engaging recess 214 engaging with the engaging recess 214 are provided on the inner surface of the cap 218. The fitting convex part 222 which fits into () is provided.

When the spray can 210 is normally used, as shown in FIG. 4, by pressing the pressing member 38 with a finger 48, the moving member 32 is moved downward, thereby moving the moving member 32. The packing 36 engaged with the deforms so that the hollow part 30 and the hollow part 34 communicate with each other. When the hollow part 30 and the hollow part 34 communicate with each other, cosmetics are ejected from the jet port 24 through the hollow parts 30 and 34 from the pipe 22 by the pressure in the sealed can main body 14.

Next, when the use of the spray can 210 is finished and the spray can 210 is discarded, the cap 218 is pressed down by hand, and the fitting convex portion 222 is shown in FIG. 5. Is fitted into the engagement recess 214. Next, the cap 218 is gripped and pulled up by hand, so that the pressing member 38 and the ring 216 are separated upward as shown in FIG. Next, the spray can 210 is turned upside down and the movable member 32 is faced down to be hit by a hard ground or the like. As a result, the movable member 32 moves more than in the normal use, the movable member 32 contacts the inner surface of the pipe supporting member 28, and the pipe supporting member 28 is separated from the notch 42 and crushed. . As shown in FIG. 7, the separated portion falls into the sealed can body 14. As the pipe support member 28 is crushed, the cosmetics flow into the hollow portion 30 from the crushed portion and blow out to the outside by the pressure in the sealed can body 14. Since the cosmetic products are ejected without passing through the pipe 22, there is no decrease in speed due to fluid friction with the inner surface of the pipe 22, and the cosmetic products are ejected more quickly. In addition, when the pipe support member 28 is crushed, the moving member 32 may be dropped into the sealed can main body 14. This makes it possible to eject cosmetics more quickly. In addition, the pipe support member 28 may be broken by placing the moving member 32 of the spray can 210 face down on a hard surface or the like and placing the weight on the spray can 210. Further, the pressing member 38 itself may be lowered on the ground or the weight may be broken to crush the pipe supporting member 28. In this case, it is preferable to make the moving member 32 longer.

In the spray can 210, the ring 216 is made of a material that is easily broken such as beeswax, and the ring 216 is crushed and removed, and the moving member 32 is pushed deeply. good. The ring 216 may be configured to be pulled out upward.

Next, the spray can of this invention may be the spray can 230 shown in FIG. In the spray can 230, the lower portion of the hollow portion 30 is formed in a tapered shape, and the movable member 32 is hollowed out by removing the ring 216 and pushing the movable member 32 deeply. It is comprised so that it may be pressed in and fixed in 30, and it can hold | maintain in the state to which pressure is discharged. The tapered shape of the lower part of the hollow part 30 functions as an opening holding means (pressure release structure).

Next, the spray can of the present invention may be the spray can 240 shown in FIG. 9. This spray can 240 is provided with the groove shape 242 in the bottom part of the sealed can main body 14. This groove shape 242 is comprised by the small circular groove 244, the large circular groove 246, and the radial groove 248. As shown in FIG. By forming such a groove 242, when discharging the spray can 240, the bottom of the sealed can main body 14 can be easily broken by a hand, a tool, or the like to release pressure. In addition, in FIG. 9, as an example, although the groove | channel shape 242 is provided in the inner surface of the bottom part of the sealed can main body 14, the groove shape 242 is shown in the bottom part of the sealed can main body 14. As shown in FIG. It may be provided on the outer surface. In Fig. 9, as an example, chrysanthemums to orange round grooves 242 are illustrated, but may be turtle shells or scales.

In addition, the spray can of this invention may be the spray can 10 shown in FIG. The spray can 10 includes an airtight can main body 14 in which cosmetics (fluid) such as hair treatments are compressed, a jet path 16 for guiding the cosmetics in the airtight can body 14 to the outside, and a jet path. And opening / closing means 18 for closing or opening 16 and crushing means 20 for crushing part of the ejection path 16. The crushing means 20 is constituted by the movable member 32 and the spring 40, and by pressing down the movable member 32 deeply, the pipe support member 28 is separated by the pressing force of the spring 40. Configured to shred. Moreover, the notch 42 of a V-shaped cross section is formed in the circumference | surroundings of the pipe support member 28 so that removal is easy. In addition, the stopper 44 (regulating means) made of a resin which regulates the distance to push down the pressing member 38 so that the pipe support member 28 is not crushed except when the spray can 10 is disposed of is pressed. It is detachably fixed to the lower part.

In the case of using this spray can 10 normally, as shown in FIG. 11, the pressing member 38 is pushed by the finger 48, and the moving member 32 is moved downward, and the moving member 32 is moved. The packing 36 engaged with the deforms so that the hollow part 30 and the hollow part 34 communicate with each other. When the hollow part 30 and the hollow part 34 communicate with each other, cosmetics are ejected from the jet port 24 through the hollow parts 30 and 34 from the pipe 22 by the pressure in the sealed can main body 14. .

Next, when the use of the spray can 10 is finished and the spray can 10 is discarded, the stopper 44 is cut out from the cut line 46 shown in FIG. 12. Next, the pressing member 38 is pushed down with the finger 48 to the extent that the pressing member 38 contacts the sealed can body 14. Thereby, the moving member 32 moves below than the said normal use, and the pressing force of the spring 40 increases compared with the said normal use. 13, the pipe support member 28 separates from the notch 42, and is crushed. As the pipe support member 28 is crushed, the cosmetics flow into the hollow portion 30 from the crushed portion and blow out to the outside by the pressure in the sealed can body 14. Since the cosmetics are ejected without passing through the pipe 22, there is no decrease in speed due to fluid friction with the inner surface of the pipe 22, and the cosmetics are ejected more quickly.

Next, the spray can of this invention may be the spray can 50 shown in FIG. The spray can 50 is configured such that the movable member 52 is longer than the movable member 32 of the spray can 10 of FIG. 10. For this reason, when the stopper 44 is cut out when the spray can 50 is discarded and the pressing member 38 is pressed down, the movable member 52 directly touches the pipe support member 28, as shown in FIG. As shown, the pipe support member 28 is separated.

In addition, the spray can 56 shown in FIG. 16 may be sufficient. When the spray can 56 ejects the stopper 44 and presses down the pressing member 38 when the spray can 56 is disposed in the jet path 16 including the packing 58, The packing 58 engaged with the moving member 32 extends and crushes.

Next, the spray can of this invention may be the spray can 60 shown in FIG. The spray can 60 includes a sealed can main body 14, a jet path 16, an opening and closing means 18, and a release path forming means 62 for forming a release path for discharging cosmetics to the outside. Doing. The release path forming means 62 functions as a pressure releasing structure of the spray can. As shown in FIG. 18, the release path forming means 62 is constituted by a recess 66 and a packing 36 formed on the outer circumference of the moving member 64. The pressing member 38 is provided with a hole 68 for releasing pressure. When the spray can 60 cuts off the stopper 44 at the time of disposal and pushes down the pressing member 38, as shown in FIG. 19, the release path is formed between the packing 36 and the recess 66. 70 is formed and cosmetics come out from the release path 70 through the hole 68. FIG.

In addition, the spray can of this invention may be the spray can 72 shown in FIG. In the spray can 72, a hole 74 is formed in the sealed can main body 14, and the hole 74 is closed by the closing member 76. The hole 74 and the closing member 76 are in contact with each other by the inclined surface, and the closing member 76 is pressed against the hole 74 by the internal pressure of the sealed can main body 14. When discarding, the spray can 72 removes or destroys the pressing member 38, presses the closing member 76 toward the inside of the sealed can main body 14, and into the sealed can main body 14. By dropping, the hole 74 is opened to become a release path for releasing pressure.

In addition, the spray can of this invention may be the spray can 300 shown in FIG. The spray can 300, the pressing member 38 is rotatable with respect to the sealed can body 14, the pressing member 38 is provided with a convex portion 302, the closed can body 14 is The protrusion part 304 is provided. At the time of sale, this spray can 300 is stopped by the convex part 302 engaging with the upper part of the protrusion part 304, as shown to FIG. 21 (a) and (b), and the pressing member 38 It is in a state where it is not possible to eject cosmetics by moving down. That is, the convex part 302 and the protrusion part 304 comprise the locking means which hold | maintains the blowing path 16 in the state which cannot be opened. Since cosmetics cannot be ejected unless the locking member is released by rotating the pressing member 38, the cap of the spray can is unnecessary.

In the case of ejecting cosmetics, as shown in Fig. 21 (c), the pressing member 38 is rotated by about 90 ° so that the convex portion 302 does not interfere with the protrusion 304, and the pressing member The cosmetic can be ejected by moving (38) down. At the time of discarding, the ejection path 16 is opened by moving the pressing member 38 downward, and then rotating it by about 90 ° to engage and stop the convex portion 302 under the protrusion 304. It can hold | maintain in a state and can maintain in the state which cosmetics blow off.

Moreover, when a projection which can be cut is provided on the upper portion of the convex portion 302, and the pressing member 38 is moved downward and rotated at the time of disposal, this projection is cut and the convex portion 302 is protruded 304. It may be engaged with the bottom of the. As a result, except when the spray can is discarded, the pressed member 38 that is pressed down rotates so that the convex portion 302 is engaged with the bottom of the protrusion 304 so that the pressing member 38 cannot be turned up. You can prevent it. In addition, a coin groove for rotating the pressing member 38 may be formed on the upper surface of the pressing member 38 using a coin. In addition, in FIG. 21, although the protrusion part 304 is provided integrally with the sealed can main body 14, the protrusion part 304 produced separately from the sealed can main body 14 is attached to the upper part of the sealed can main body 14. It may be attached by pressing or the like.

In addition, as shown in FIG. 22, as the pressure relief structure 310 of the spray can, the convex part 318 is formed in the ejection opening 24 of the press member 38 which can be rotated with respect to the closed can main body 14. As shown in FIG. On the other hand, the guard 312 is attached to the caulking projection 15 of the sealed can main body 14 so as to surround the pressing member 38, and the projection constituting the locking means inside the guard 312. 314 and the window portion 316 constituting the opening and holding means may be provided. The caulking protrusion 15 can use the caulking protrusion of the conventional closed can main body, and the guard 312 is detachably attached to this caulking protrusion. In addition, the window portion 316 is connected to the outer surface of the guard 312 in series.

At the time of sale, the pressure relief structure 310 of this spray can has the convex part 318 engaged with the upper part of the processus | protrusion 314 as shown in FIG. 22, and moves the pressing member 38 down. It is in a state where cosmetics cannot be ejected. When the cosmetic is ejected, the pressing member 38 may be rotated to remove the convex portion 318 from the protrusion 314, and the pressing member 38 may be moved downward to eject the cosmetic. At the time of discarding, the ejection path 16 can be maintained in an open state by moving the pressing member 38 downward and then rotating and engaging the convex portion 318 in the window portion 316 to stop. Cosmetics can be kept in a spraying state. On the other hand, it is preferable to form a coin groove on the upper surface of the pressing member 38, so that the pressing member 38 can be rotated only by the coin. It is preferable for safety because children can not easily rotate it.

Since the pressure relief structure 310 of the spray can can be applied to a conventional sealed can body having a caulking protrusion, it is necessary to prepare the pressing member 38 and the guard 312 to provide a conventional sealed can body. Pressure relief work can be done. The canned body 14 compressed and filled with cosmetics, paint, propane gas, etc. is provided to the market without the pressing member 38, and the pressing member 38 and the guard 312 by hand. It can also be mounted on the can body 14 and used for pressure release. In this way, when the canned body 14 is provided to the market as a single body, an elastic tube, a cap, or the like is attached to the moving member 32 of the canned body 14 in advance in order to prevent misfiring. It is preferable.

In addition, the spray can of this invention may be the spray can 320 shown in FIG. The spray can 320 is engaged with the pressing member 38 as an open retaining means that can be engaged with the cutable stopper 322 as a restricting means and the engaging recess 324 of the sealed can body 14. The convex part 326 is provided. When the spray can 320 is disposed, the pressing member 38 is pushed toward the closed can main body 14 to the extent that the stopper 322 is cut as shown by the broken line, for example, by lowering the pressing member 38. It presses in and engages the engagement convex part 326 with the engagement recessed part 324. As shown in FIG. As a result, the pressed state of the pressing member 38 is maintained, and the ejection path 16 is opened to keep the cosmetic product ejected. In addition, when the stopper 322 is cut by pushing the pressing member 38 toward the sealed can main body 14, the lower portion of the pressing member 38 is elastically widened to engage the engaging convex portion 326. It is desirable to engage the recess 324. In addition, the stopper 322 which regulates the pushing distance of the pressing member 38 does not engage the engaging projection 326 with the engaging recess 324 except when discarded.

In addition, as shown in FIG. 24, as the pressure releasing structure 330 of the spray can, the pressing member 38 is provided with a detachable stopper 44 as a restricting means and a caulking protrusion 15 of the sealed can body 14. An engaging convex portion 332 may be formed as an open retaining means which can be engaged with the lower side of the. When the pressure relief structure 330 of this spray can is discarded, it cuts out the stopper 44 under the press member 38, pushes the press member 38, and shows the engagement convex part 332 with a dashed line. It is engaged with the caulking projection 15 below. As a result, the pressed state of the pressing member 38 is maintained, and the ejection path 16 is opened to keep the cosmetic product ejected. In addition, by the stopper 44 which regulates the pushing distance of the pressing member 38, the engagement protrusion 332 does not engage with the caulking projection 15 except during disposal. Also in the pressure release structure 330 of this spray can, it can be applied to a conventional hermetic can body having a caulking protrusion, so that the pressure release to the conventional hermetic can main body is simply provided if the pressing member 38 is prepared. You can work.

In addition, as shown in FIG. 25, as the pressure releasing structure 340 of the spray can, a guard 342 is attached to the caulking protrusion 15 of the sealed can body 14 so as to sandwich the pressing member 38. On the inner surface of the guard 342 facing the pressing member 38, a pair of upper grooves 344 and a pair of lower grooves 346 constituting the opening holding means are formed, and the pair of upper grooves The plate 348 may be inserted into and engaged with each other so that the plate 348 may be inserted between the portions 344 or between the pair of lower grooves 346. At the time of sale, the pressure relief structure 340 of this spray can has a plate 348 engaged between the pair of upper grooves 344, as shown in FIG. The pressing member 38 is moved downward and the cosmetics cannot be ejected.

In the case of dispensing cosmetics, the plate 348 can be pulled out from the back between the upper grooves 344 and removed, and the pressing member 38 can be moved downward to eject the cosmetics. In the case of disposal, the pressing member 38 is moved downward, and then the plate 348 is inserted between the lower grooves 346 to engage and stop the pressing member 38 under the plate 348. Therefore, the blowing path 16 can be kept in the open state, and it can be kept in the state which cosmetics blow off. Also in the pressure releasing structure 340 of this spray can, it can be applied to a conventional sealed can body having a caulking protrusion, so that simply preparing the guard 342 and the plate 348 can be applied to the conventional sealed can body. Pressure relief work can be done.

The direction in which the upper grooves 344 and the lower grooves 346 are formed, that is, the direction in which the plate 348 is inserted, is not limited to the direction perpendicular to the moving direction of the pressing member 38. 38) can be formed in the direction parallel to the moving direction of the pressing member 38, or may be formed in the inclined direction as long as it can hold | maintain in the state which pressed down. Further, instead of engaging the plate 348 to be pulled out between the pair of upper grooves 344 or between the pair of lower grooves 346, the pressing member 38 of the guard 342 is opposed. On the inner side, a pair of upper holes and a pair of lower holes constituting the opening and holding means may be formed, and the pin members may be engaged between the pair of upper holes or between the pair of lower holes so that the pin member can be pulled out and inserted. . In addition, although FIG. 25 shows the example which fits and attaches the guard 342 from the upper side of the closed can main body 14 to the outer side of the caulking protrusion 15, the guard 342 is shown of the closed can main body 14, and is shown. The guard 342 may be fitted to the inside of the caulking protrusion 15 from the side of the sealed can main body 14, or may be fitted to the outside of the caulking protrusion 15. Further, an outward protrusion may be provided at the upper portion of the sealed can body 14, and the guard 342 may be detachably engaged with and attached to the protrusion, and the guard 342 may be placed at the upper portion of the sealed can body 14. May be attached by screws.

In addition, as shown in FIG. 26, as the pressure releasing structure 350 of the spray can, a guard 352 is attached to the caulking protrusion 15 of the sealed can body 14 so as to surround the pressing member 38. Lever 357 provided at the other end of the pressing member 38 by engaging the shaft portion 356 provided at one end of the pressing member 38 to the bearing 354 provided at the guard 352. ) May be configured to cause the pressing member 38 to be moved up and down. On the upper part of the guard 352, a pair of bendable plates 358, which can be bent, are provided as opening and holding means. When disposing, the pressure relief structure 350 of the spray can is pulled down the lever 357 to move the pressing member 38 downward, and then, as shown by the broken line in Fig. 26 (b), the bending plate ( As the 358 is bent toward the pressing member 38, the pressing member 38 is engaged with the lower side of the bending plate 358. As a result, the pressed state of the pressing member 38 is maintained, and the ejection path 16 is opened to keep the cosmetic product ejected.

In addition, as shown in FIG. 27, as the pressure releasing structure 360 of the spray can, a guard 362 is attached to the caulking protrusion 15 of the sealed can body 14 so as to surround the pressing member 38, By connecting one end of the pressing member 38 to the guard 362 via the flexible connecting portion 364, the pressing member 38 is operated by operating the lever 366 provided at the other end of the pressing member 38. May be configured to cause Shanghai to move. A convex portion 368 is formed below the lever 366, and a guard projection 370 is provided on the guard 362 to stop the convex portion 368. These convex portions 368 and the locking projections 370 constitute a regulating means and an opening holding means. When disposing, the pressure relief structure 360 of the spray can engages the convex portion 368 to the bottom of the stop projection 370 by pressing firmly on the lever 366. As a result, the pressed state of the pressing member 38 is maintained, and the ejection path 16 is opened to keep the cosmetic product ejected. In addition, except when discarded, the convex portion 368 touches the upper side of the stopping projection 370, and the pressing distance of the pressing member 38 is regulated.

In addition, the pressure relief structure 400 of the spray can of this invention may be the pressure relief structure 400 shown in FIG. The pressure relief structure 400 is constituted by a cap 402 detachably attached to the inside of the caulking protrusion 15 of the sealed can body 14. The outer side of the cap 402 is provided with an upper projection 404 as an opening and holding means that can be engaged with the caulking projection 15, and a stopper 44 that can be cut out by the cut line 46 at the lower portion of the cap 402. ). Moreover, the outer side surface of this stopper 44 is provided with the lower protrusion 406 which can be engaged with the inside of the caulking protrusion 15. As shown in FIG. In addition, inside the ceiling plate of the cap 402, the pressing protrusion 408 in which the V-shaped groove was formed in the front-end | projection is formed, and the opening part 410 is opened in the side surface of the cap 402.

At the time of sale, this pressure relief structure 400, as shown in FIG. 28, the lower protrusion 406 of the stopper 44 engages below the caulking protrusion 15, and the cap 402 can be sealed. It is attached to the main body 14. At the time of disposal, the stopper 44 at the lower portion of the cap 402 is cut out, and the cap 402 is pushed into the caulking protrusion 15 while the moving member 32 is moved downward by the pressing protrusion 408. The upper protrusion 404 is engaged with the caulking protrusion 15 below. As a result, the pressed state of the movable member 32 is maintained, and the ejection path 16 is opened to keep the cosmetic product ejected. In addition, although FIG. 28 shows the example of the gas cylinder for the cassette can path | route of the closed can main body 14, it is applicable also to the spray can with a pressing member attached to the upper part of the moving member 32. As shown in FIG. In addition, the pressing protrusion 408 inside the ceiling plate of the cap 402 does not necessarily need to be installed, but may press down the moving member 32 directly with the ceiling plate of the cap 402. In addition, the upper projection 404 and the lower projection 406 may be attached to the inner surface of the cap 402 so that the cap 402 can be detachably attached to the outer side of the caulking projection 15.

Since the pressure relief structure 400 of the spray can can be applied to a conventional hermetic can body having a caulking protrusion, the pressure can be released to the conventional hermetic can body simply by preparing the cap 402. Can be. The sealed can body 14, which is compressed and filled with cosmetics, paint, propane gas, and the like, is provided to the market without a pressing member or the like, and the cap 402 is attached to the sealed can body 14 by hand. Pressure relief work is also possible. In this way, when the closed can main body 14 is provided to the market as a single unit, an elastic tube, a cap, etc. are attached to the moving member 32 of the closed can main body 14 in advance in order to prevent mis-spraying. It is preferable.

In addition, as shown in FIG. 29, the pressure release structure 420 of the spray can may be screwed to the ceiling plate of the cap 422 so that the pressing member 424 serving as the opening and holding means can be movable. Coin or the like is engaged with the groove 426 formed on the upper surface of the lowering member 424 to rotate the lowering member 424, thereby causing the lowering member 424 to move with respect to the cap 422. In addition, the lower part of the cap 422 is provided with the projection 428 which can be engaged with the caulking projection 15, and the opening part 430 is provided in the side surface of the cap 422.

At the time of sale, the pressure relief structure 420 has a projection 428 engaged with the caulking projection 15 below as shown in FIG. 29 so that the cap 422 is attached to the sealed can body 14. It is. At the time of disposal, in a state where the cap 422 is attached to the sealed can main body 14, the pressing member 424 is rotated to move downward, and the moving member 32 is pushed down. As a result, the pressed state of the movable member 32 is maintained, and the ejection path 16 is opened so that the cosmetic can be ejected. Also in the pressure releasing structure 420 of this spray can, since it is applicable to the conventional sealed can main body which has a caulking protrusion, just to prepare this cap 422, the pressure relief operation | work to the conventional sealed can main body is carried out. can do. In addition, since the pressing member 424 can be moved down steplessly, it can be universally applied to various sealed can bodies having different lengths of the moving member. On the other hand, it is preferable for safety because it is not possible for children or the like to easily rotate the pushing down member 424 by rotating only by the coin. In addition, although FIG. 29 also shows the example of the gas cylinder for the cassette air path of the closed can main body 14, it is applicable also to the spray can with the pressing member attached to the upper part of the moving member 32. As shown in FIG. In addition, when used in a spray can with a pressing member, a notch portion is formed in the lower portion of the cap 422, the movable member 32 is inserted into the notch portion, and the pressing member is formed using the cap 422 body as a lever. You can also pull out.

In addition, as shown in FIG. 30, the pressure release structure 440 of the spray can may be engaged with the ceiling plate of the cap 442 so that the depressing member 444 serving as the opening and holding means can be moved. That is, an upper groove 446 and a lower groove 448 are formed in the ceiling plate of the cap 442, and can be engaged with the upper groove 446 or the lower groove 448 on the side of the pressing member 444. The convex portion 450 is formed. The lower portion of the cap 442 is provided with a projection 452 that can be engaged with the caulking projection 15, and an opening 454 is provided on the side surface of the cap 442.

At the time of sale, this pressure relief structure 440 is provided with the projection 452 in a state where the projection 450 of the pressing member 444 is engaged with the upper groove 446, as shown in FIG. The cap 442 is attached to the sealed can main body 14 by being engaged below the caulking protrusion 15. At the time of disposal, with the cap 442 attached to the sealed can main body 14, the pressing member 444 is pushed in downward, and the projection 450 is lowered while the moving member 32 is moved downward. Engage in groove 448. As a result, the pressed state of the movable member 32 is maintained, and the ejection path 16 is opened so that the cosmetic can be ejected. Also in the pressure releasing structure 440 of this spray can, it can be applied to a conventional hermetic can body having a caulking protrusion, so that simply preparing the cap 442, the pressure relief operation to the conventional hermetic can body is performed. can do. In addition, although FIG. 30 shows the example which fits and attaches the cap 442 to the inside of the caulking protrusion 15 from the upper side of the sealed can main body 14, the cap 442 is shown of the sealed can main body 14, and is shown. The cap 442 may be fitted to the outside of the caulking projection 15 from the side of the sealed can main body 14, or may be fitted to the outside of the caulking projection 15.

As shown in FIG. 31, as the pressure releasing structure 460 of the spray can, a bendable bending plate 464 may be provided on the ceiling plate of the cap 462 as an open holding means. That is, the bending plate 464 has both side portions separated from the ceiling plate of the cap 462, and the tip portion thereof is connected to the ceiling plate of the cap 462 via the break 466. It is connected to the ceiling plate of the cap 462 to bend the base end. The lower portion of the cap 462 is provided with a projection 468 that can be engaged with the caulking projection 15, and an opening 469 is formed on the side surface of the cap 442.

At the time of sale, this pressure relief structure 460 is provided with the projection 468 engaged under the caulking projection 15 as shown in FIG. 31 so that the cap 462 is attached to the sealed can body 14. It is. At the time of disposal, in the state where the cap 462 is removed, the tip portion of the bending plate 464 is pressed strongly to break the breaking portion 466, and the bending plate 464 is shown by a broken line as shown by the broken line. Bend inside of. Then, the cap 462 is pushed into the caulking protrusion 15 while the movable member 32 is moved downward to the bent plate 464 in the bent state, and the protrusion 468 is lowered below the caulking protrusion 15. To fit in. As a result, the pressed state of the movable member 32 is maintained, and the ejection path 16 is opened so that the cosmetic can be ejected.

As shown in Fig. 32, as the pressure releasing structure 470 of the spray can, a pressing member 476 having an inclined surface 474 as an opening holding means may be provided on the ceiling plate of the cap 472. . Moreover, the lower part of this cap 472 is provided with the projection 478 which can be fitted below the caulking projection 15. One side of this cap 472 is cut out, and it is comprised so that slide fitting may be carried out from the side of the sealed can main body 14, fitting the protrusion 478 to the caulking protrusion 15. As shown in FIG. When disposing, the pressure relief structure 470 slides the cap 472 from the side of the sealed can main body 14 to move the moving member 32 on the inclined surface 474 of the pressing member 476. Move down As a result, the pressed state of the movable member 32 is maintained, and the ejection path 16 is opened so that the cosmetic can be ejected.

As shown in FIG. 33, as a pressure release structure 480 of the spray can, a bendable bending plate 484 may be provided on a part of the side wall of the cap 482 as an opening holding means. That is, the bending plate 484 is separated from both side walls of the cap 482 and is connected to the side wall of the cap 482 so that the upper side can be bent. In the lower portion of the cap 482, a projection 486 that can be engaged with the inside of the caulking projection 15 is provided.

At the time of sale, the pressure relief structure 480 is provided with a projection 486 engaged with the lower portion of the caulking projection 15, as shown in FIG. 33, so that the cap 482 is attached to the sealed can body 14. It is. At the time of disposal, in the state where the cap 482 has been removed, the lower end of the bending plate 484 is pressed, bent into the cap as shown by the broken line, and the lower end of the bending plate 484 is removed from the cap 482. Contact the inner surface of the opposite side wall. Then, the cap 482 is pushed into the caulking protrusion 15 while the moving member 32 is moved downward by the bending plate 484 in the bent state, and the protrusion 486 is lowered below the caulking protrusion 15. To fit in. As a result, the pressed state of the movable member 32 is maintained, and the ejection path 16 is opened so that the cosmetic can be ejected. When the bending plate 484 is bent inward, an opening is formed in a part of the side wall of the cap 482, so that cosmetics and the like can be ejected to the outside through the opening. In addition, a convex portion may be formed on the inner side surface of the side wall opposite to the cap 482 so as to support the lower end of the bending plate 484 bent with the convex portion.

In addition, the spray can of this invention may be the spray can 500 shown in FIG. The spray can 500 includes a sealed can main body 14, a jet path 16, and a shredding means 502 for shredding a part of the opening and closing means 18 and the jet path 16. The crushing means 502 functions as a pressure releasing structure of the spray can. The crushing means 502 is comprised by the moving member 32, and is comprised so that the pipe support member 28 may be separated and crushed by the moving member 32 by pressing down the moving member 32 deeply. In the circumference | surroundings of the pipe support member 28, the notch 42 of a V-shaped cross section is formed so that it may be easy to isolate | separate. In addition, the pressing member 504 is detachably attached to the upper part of the movable member 32, and the convex part 506 is provided in the circumference | surroundings of the pressing member 504 as a restriction means.

When the spray can 500 is normally used, the pressing member 504 can be pressed to move the moving member 32 downward to eject cosmetics. In addition, when the pressing member 504 is pressed down, the convex portion 506 collides with the caulking projection 15 of the sealed can body 14, so that the downward movement of the moving member 32 can be restricted to a predetermined distance. have. At the time of disposal, the pressing member 504 is removed from the moving member 32, and the sealing can body 14 is turned upside down and the moving member 32 is turned downward to be lowered on a hard surface or the like. The member 32 is collided with the inner surface of the pipe support member 28 to crush the pipe support member 28 with the notch 42. In this way, cosmetics flow into the hollow part 30 from the crush part by the pressure in the sealed can main body 14, and are ejected to the outside.

In order to facilitate removal of the pressing member 504 from the movable member 32 at the time of disposal, the pressing member 504 is forcibly removed by inserting it into the gap between the pressing member 504 and the sealed can main body 14. It is preferable to use a lever piece, and the lever piece may be attached to the pressing member 504 freely and detachably.

In addition, the spray can 500 provides the closed can main body 14, which is compressed and filled with cosmetics, paint, propane gas, etc. to the market without the pressing member 504, and the pressing member by hand. It is also possible to mount 504 to the sealed can body 14 and use it normally. In this way, when the canned body 14 is provided to the market as a single body, an elastic tube, a cap, or the like is attached to the movable member 32 in advance so as not to crush the pipe supporting member 28 by mistake. It is preferable.

In addition, the spray can of this invention may be the spray can 600 shown in FIG. The spray can 600 includes an airtight can body 14, a jet path 16, an opening / closing means 18, shredding means 602 for crushing a part of the jet path 16, and a sealed can body ( The guard 604 attached to the caulking protrusion 15 of 14) and the lever piece 606 detachably freely attached to this guard 604 are provided. The crushing means 602 is comprised by the moving member 32, and is comprised so that the pipe support member 28 may be separated and crushed from the moving member 32 by pressing down the moving member 32 deeply. Around the pipe support member 28, a notch 42 having a V-shaped cross section is formed for easy separation. In addition, the pressing member 38 is attached to the upper portion of the moving member 32.

On the upper part of the guard 604, a pair of groove part 608 is formed, and a pair of engaging protrusion 610 is provided in the groove edge part of each groove part 608. As shown in FIG. The lever piece 606 is detachably fastened in the groove part 608 by these stoppers 610. Moreover, the side groove part 614 which forms the insertion hole 612 between the guard 604 and the inside of the caulking protrusion 15 of the sealed can main body 14 is formed. By inserting the lever piece 606 into this insertion hole 612, it is comprised so that the lever piece 606 may be detachably freely stopped by the side of the guard 604. Moreover, the thickness of the front end of the lever piece 606 is small, and the notch part 616 which can insert the moving member 32 is formed, as shown to FIG. 35 (b).

At the time of sale, the spray can 600, as shown in FIGS. 35A and 35B, the lever piece 606 is caught by the groove 608, and the upper portion of the pressing member 38 is disposed. The cover pressing member 38 is moved downward so that the cosmetic cannot be ejected. And when spraying cosmetics, by removing the lever piece 606 from the groove part 608, the pressing member 38 can be moved down and cosmetics can be ejected. The lever piece 606 removed from the groove portion 608 is inserted into the insertion hole 612 and is stopped by the side of the guard 604. At the time of disposal, the guard 604 is removed from the closed can main body 14 using the lever piece 606, and the notch portion 616 of the lever piece 606 is fitted to the moving member 32. Using the principle of the pressing member 38 is removed from the moving member (32). Subsequently, the movable member 32 is pushed in such a manner as to apply the weight to the sealed can main body 14 by applying the movable member 32 exposed by the upside down of the sealed can main body 14 to the ground or the like. ) Is broken into notches 42. In this way, cosmetics flow into the hollow part 30 from the crush part by the pressure in the sealed can main body 14, and are ejected to the outside.

In addition, the technical scope of the present invention also includes a form in which various improvements, modifications, and modifications are made based on the knowledge of those skilled in the art without departing from the spirit thereof. Moreover, you may implement in the form which substituted any one invention specific matter with the other technique within the range in which the same action or effect arises. For example, the structure for moving the moving member to a depth of two stages is not limited to the structure shown in FIGS. 3, 10, 23, and 27, and forms a hole penetrating from above to the moving member in the pressing member. In the case where the moving member is pressed deeper, the structure may be such that a finger or the like is pressed into the hole to press the moving member. The sealed can body may be other than a cosmetic container or a gas cylinder. In addition, the shape of the pressing member, the guard, and the cap is not limited to the above-described embodiments, but for example, the pressing member may be formed in the shape of a bear head, such as an animal or a plant. good. Moreover, in the said embodiment, as a spray-spray structure, the hollow part 30 of the pipe support member 28 and the hollow part 34 of the movable member 32 are pushed down by pushing the movable member 32 in response to the force of the spring. As the packing 36 closing the connecting portion is bent and deformed, the spray spraying structure of the type in which the hollow portion 30 and the hollow portion 34 are connected to each other to spray cosmetics and the like is illustrated. Of course, the present invention is not limited thereto, and as the pressing member moves upward, the spray member can be used to spray cosmetics by opening a part or a plurality of parts of the injection path that has been closed until then. Can be. Also for the pressurizing means of the moving member, the spring is not limited to the coil spring. For example, a leaf spring, an air spring, or the like can be used.

As described above, according to the pressure release structure of the spray can and the spray can of the present invention having the opening holding means, the ejection path can be maintained in an open state. For this reason, when disposing a spray can, the pressure can be released only by leaving the ejection path open and leaving it to stand.

According to the pressure release structure of the spray can and the spray can of the present invention including the shredding means, a path for ejecting the fluid in the sealed can body to the outside can be formed separately, and the fluid friction at the time of ejecting the fluid, etc. You can do less. For this reason, the fluid can be discharged to the outside quickly and easily when disposing of the spray can.

Further, according to the pressure releasing structure of the spray can and the spray can of the present invention in which the crushing means is a means for separating the connection path, it can be reliably crushed at the same position of the ejection path. For this reason, there is no case where the path for ejecting to the outside cannot be formed separately because the fracture is insufficient, or the formed path is insufficient in size to reduce fluid friction or the like.

In addition, according to the pressure release structure of the spray can and the spray can of the present invention having a restricting means for regulating the moving distance of the pressing member, it is possible to prevent the fracture of the ejection path by regulating the movement of the pressing member in normal use. On the other hand, when disposing of the spray can, the regulation can be released and the spouting path can be broken.

Further, according to the pressure release structure of the spray can and the spray can of the present invention, wherein the pressing member of the opening and closing means is a pressing member of the crushing means, the pressing member of the opening and closing member can be used as a pressing member for crushing the ejection path. For this reason, the structure of the whole spray can becomes compact, and cost reduction can be aimed at.

In addition, according to the pressure release structure of the spray can and the spray can of the present invention having a release path forming means, for example, by forming a release path directly communicating with the outside of the sealed can body, the fluid can be quickly and easily moved to the outside. Can be released.

Further, according to the pressure release structure of the spray can and the spray can of the present invention having a locking means for keeping the opening and closing means in a state in which the ejection path cannot be opened, cosmetics can be ejected unless the locking means is released. Since the cap of a spray can can be made unnecessary, the structure of the whole spray can can become compact, and cost reduction can be aimed at.

Claims (17)

A sealed can body in which fluid is compressed, A ejection path for guiding the fluid in the sealed can body to the outside; A spray can having an opening and closing means for closing or opening the jet path, A spray can having a pressure release structure for maintaining the pressure in the sealed can body to be discharged to the outside. The spray can according to claim 1, wherein the pressure relief structure is an opening holding means for keeping the ejection path open. The spray can of Claim 1, wherein the pressure relief structure is a crushing means for crushing the spray can. The spray can according to claim 3, wherein the crushing means is a means for crushing the jet path. The jetting path according to claim 4, wherein the jetting path includes a pipe leading into the fluid in the sealed can main body, a jetting port leading to the outside of the sealed can main body, and a connection path connecting the pipe and the jetting port. , Spray cans as a means of separating the connection path. The spraying device according to claim 4 or 5, wherein the crushing means is a means for crushing by applying a pressing force to the ejection path by pressing and moving the pressing member, and the spraying device having a regulating means for regulating the moving distance of the pressing member. Cans. The spray can according to claim 6, wherein the opening and closing means is a means for pressing down the pressing member to open the jet path, and the pressing member of the opening and closing means is a pressing member of the crushing means. 4. The spray can according to claim 3, wherein the crushing means is a means for crushing the sealed can body. The spray can of Claim 1, wherein the pressure relief structure is a release path forming means for forming a release path for discharging the pressure in the sealed can body to the outside of the sealed can body. 10. The spray can of claim 9, wherein the opening and closing means is a means for pushing down the pressing member to open the ejection path, and by pressing down the pressing member, a spray can capable of forming a release path for discharging the compressed fluid to the outside. . Pressure release of a spray can releasing pressure in a spray can having a sealed can body in which fluid is compressed, a spray path for guiding the fluid in the sealed can body to the outside, and an opening / closing means for closing or opening the spray path. As a structure, Pressure release structure of the spray can to maintain the pressure in the sealed can body is discharged to the outside. 12. The pressure relief structure of the spray can as set forth in claim 11, wherein the spray can is an opening and holding means for maintaining the ejection path in an open state. The pressure relief structure of a spray can according to claim 11, which is a crushing means for crushing the spray can. 14. The pressure relief structure of a spray can as claimed in claim 13, which is a means for crushing the jet path. 14. The pressure relief structure of a spray can according to claim 13, which is a means for crushing the closed can body. 12. The pressure relief structure of the spray can as set forth in claim 11, which is a release path forming means for forming a release path for releasing pressure in the sealed can body to the outside of the sealed can body. 17. The pressure relief structure of a spray can as set forth in any one of claims 11 to 16, wherein the opening and closing means has a locking means for keeping the ejection path in an unopenable state.