JPH06133812A - Umbrella - Google Patents

Abstract

PURPOSE:To provide the umbrella which can be inflated easily by supplying gas and without using a metallic rib, can be folded up more compactly than conventional one by exhausting the gas, and also, is extremely light in weight. CONSTITUTION:This umbrella is provided with a pillar part 8 and an umbrella part 10. The pillar part 8 contains a main part 4 consisting of a hollow sheet member and a hollow handle part 6 connected to its lower end. The umbrella part 10 consists of a hollow sheet member, and also, is constituted so as to protrude radially from the upper end of the main body part 4. Each hollow part of the handle part 6, the main body part 4 or the umbrella part 10 is allowed to communicate with each other. This umbrella is constituted so as to be inflated to a use form, when gas is supplied into the hollow of the main body part 4 and the umbrella part 10 from the handle part 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION This invention can be used easily by supplying a gas such as air to inflate it. By releasing the gas, a conventional metal bone can be used. The present invention relates to an umbrella that can be folded more compactly and is extremely lightweight.

[0002]

2. Description of the Related Art A conventional folding umbrella includes a pillar, a plurality of bones radially protruding from the upper end of the pillar, and a sheet (umbrella) stretched between the bones. The columns can contract axially,
Further, the bone is configured so that it can be folded. As a result, it can be folded relatively compactly when carried.

[0003]

However, in the conventional folding umbrella described above, since the columns and bones are made of metal, they are considerably bulky even when folded and small, and the weight is relatively heavy.

The object of the present invention is to easily use it by supplying a gas such as air and expanding it without using a metal bone, and by releasing the gas, a conventional metal It is an object of the present invention to provide an improved umbrella that can be folded more compactly than the one using the bones and is extremely lightweight.

[0005]

In order to achieve the above object, according to the present invention, there is provided a pillar portion including a main body portion made of a hollow sheet member and a hollow handle portion connected to a lower end thereof.
An umbrella portion formed of a hollow sheet member and radially projecting from the upper end of the main body portion is provided, and the handle portion, the main body portion and each hollow portion of the umbrella portion are configured to communicate with each other, and Is provided with a gas supply means for supplying gas to each hollow part of the main body part and the umbrella part to inflate the main body part and the umbrella part into a usage pattern. It

In order to achieve the above object, according to the present invention, a pillar portion including a main body portion made of a hollow sheet member and a hollow handle portion connected to a lower end thereof, and an upper end of the main body portion are provided. And a plurality of ribs formed of a hollow sheet member and protruding radially from the upper end of the main body, and a tip of the rib portion formed of a hollow sheet member. The stem portion, the main body portion, and the main rib, including an outer peripheral bone portion connecting the portions to define an outer peripheral portion of the umbrella portion, and a sheet member attached so as to cover the parent bone portion and the outer peripheral bone portion. And the hollow portions of the outer peripheral bone portion are configured to communicate with each other, and gas is supplied to the hollow portion of the main body portion, the main rib portion, and the outer peripheral bone portion in the handle portion to supply the main body portion and the hollow portion. An umbrella characterized in that it is provided with a gas supply means for inflating the umbrella portion into a usage pattern, It is provided.

[0007]

Since the main body of the pillar portion and the umbrella portion, or the main body portion of the pillar portion and the bone portion of the umbrella portion are formed of hollow sheet members, a mobile phone in which gas is not supplied (injected) into the hollow portion. At times, it can be folded more compactly than a conventional one using metal bones (eg, it can be carried in a handbag). Further, when gas is supplied into each hollow portion by the gas supply means provided in the hollow handle, the main body portion and the umbrella portion are swollen into a predetermined shape (use pattern) in a short time to form an umbrella. . The main body of the pillar portion and the umbrella portion are formed of sheet members, and no metal bone is used, so that the umbrella as a whole is extremely lightweight. When at least one of the umbrella portion and the pillar portion is provided with the openable / closable hermetic sealing means, the hollow portion can be opened relatively large by utilizing the hermetic sealing means, so that the gas in the hollow portion can be released in a short time. Can be released to. as a result,
It is possible to easily fold the umbrella that is inflated in the usage pattern in a short time.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An umbrella improved according to the present invention will be described below in detail based on embodiments with reference to the accompanying drawings. Referring to FIGS. 1 and 2, the umbrella 2 includes a pillar portion 8 including a main body portion 4 formed of a hollow sheet member and a hollow handle portion 6 connected to a lower end thereof, and a hollow sheet member. An umbrella portion 10 that radially projects from the upper end of the main body portion 4 is provided. The sheet member forming the main body 4 and the umbrella 10 is
It is composed of a thin flexible member that is impermeable to liquids and gases, such as vinyl chloride. The handle portion 6 is made of a synthetic resin having a rigidity such that it can be held by a hand and can support the load of the entire umbrella. The hollow portions of the handle portion 6, the main body portion 4, and the umbrella portion 10 are configured to communicate with each other. The handle 6 is provided with a gas supply means described later. The gas supply means is for supplying gas to each hollow portion to inflate the main body portion 4 and the umbrella portion 10 into a usage pattern. At least one of the umbrella portion 10 and the pillar portion 8 is provided with an openable / closable hermetic sealing means. The hermetically sealing means includes an openable / closable cap means 12 provided on the top of the umbrella portion 10. Figure 3
With reference to, the cap means 12 comprises a cylindrical body 14
And a cap 1 that is openably and closably attached to the end of the body 14.
Includes 6 and. Both the main body 14 and the cap 16 are made of synthetic resin. The sheet member forming the umbrella portion is fixed to the outer peripheral portion of the main body 14 by a fixing means such as welding.
It is fixed so that gas and liquid cannot flow. Even when the cap 16 is fitted into the end of the main body 14,
In the meantime, it is configured to be well sealed. The cap 16 may be a screw type.

Another example of the openable / closable hermetic sealing means is openable / closable fastener means 17 (see FIG. 2). As the fastener means 17, for example, one used in a synthetic resin bag (not shown) commercially available from Lion Corporation under the trade name “Ziploc Freeza Bag” is applied. The fastener means used in this freezer bag is provided to open and close the opening of the bag. The opening of the bag is formed by folding both ends, and the fastener means is provided inside the folded inside. This fastener means is composed of a convex portion formed on one side that is folded from the folding end portion to the folding end portion, and a concave portion formed on the other side that is folded from the folding end portion to the folding end portion. ing. The convex portion and the concave portion are formed at positions facing each other. This fastener means is formed on the back side of the bag, leaving an edge portion that can be pinched by hand on the open end side of the bag. Then, by pressing the folded portions of the bag provided with the fastener means from the outside in the direction to be fitted to each other with the fingers, the concavo-convex portions are fitted and flatly fitted, and the fastener means is sealed (the bag is closed). . Further, by pulling the edge portions of the opening portion in a direction away from each other, the fitting of the uneven portion is released, and the fastener means is opened (the bag is opened).

In the example shown in FIG. 2, one known fastener means 17 having the above-described structure is provided inside the umbrella portion 10. The edge (knob) for opening the fastener means 17 is therefore positioned inside the umbrella 10. The installation position of the fastener means 17 is
Not limited to this example, it may be provided on the outermost peripheral end portion of the umbrella portion 10 in the radial direction or on the body portion 4, and the umbrella portion 10 and the body portion 4 may be provided.
It is preferable to provide at least one of the above. By providing the fastener means 17, it is expected that the gas supplied to the hollow portion will be released at once. Fastener means 1
A plurality of 7 may be provided. Although the cap means 12 and the fastener means 17 are used as the hermetically sealing means in this example, at least one of them may be used.

Referring to FIGS. 4 and 8, the handle portion 6 includes a cylindrical main body 6a, and the lower end of the main body portion 4 is inserted into the upper end thereof and fixed by a fixing means such as welding. A lid 6b is screwed to the lower end of the lid. In this example, the gas supply means is composed of an air inlet 18 provided on the lid 6b and a plug 20 for opening and closing the air inlet 18. The air inlet 18 is composed of a tube which is erected on the lid 6b. The stopper 20 is connected to the end of the air inlet 18 by a band 22 (see FIG. 8). Body 6a, lid 6
b, the air inlet 18, the plug 20 and the like are all made of synthetic resin. As this air supply means, the one used in a "buoy" (commercial item) used in a sea bath or the like is applied.

When the umbrella 2 is not used, that is, when it is carried, no gas is supplied into the hollows of the pillars 8 and 10 and the pillars 8 and 10 are made of a sheet member such as vinyl chloride. By doing so, the handle portion 6 can be folded extremely compactly. When using the umbrella 2, the plug 20 is pulled out from the air inlet 18 to supply air. Since the volume of the hollow portion is relatively small, it easily expands in a short time. The usage pattern of the umbrella 2 is formed by closing the air inlet 18 with the plug 20 and sealing the air. After that, when the umbrella 2 is folded, the stopper 20 is pulled out from the air inlet 18, the cap 16 of the cap means 12 is removed, and the fastener means 17 is opened, so that the air in the hollow portion is rapidly released. It As a result, the inflated umbrella can be folded quickly and easily.

FIGS. 5 to 7 show another embodiment of the umbrella improved in accordance with the present invention. The same parts as those in FIGS. 1 and 2 are designated by the same reference numerals and the description thereof will be omitted. The umbrella 30 shown in FIGS. 5 and 6 includes an umbrella portion 32 that radially projects from the upper end of the main body portion 4 of the pillar portion 8. The umbrella portion 32 is made of a hollow sheet member and radially protrudes from the upper end of the main body portion 4, and a plurality of rib portions 34 made of a hollow sheet member. It includes an outer peripheral bone portion 36 defining the outer peripheral portion and a seat member 38 (see FIG. 7) attached so as to cover the main rib portion 34 and the outer peripheral bone portion 36. The sheet member 38, the rib portion 34, and the outer peripheral rib portion 36 are fixed by a fixing means such as welding or adhesion. Handle 6, main body 4, rib portion 34, and outer peripheral bone portion 3
The hollow portions of 6 are configured to communicate with each other. The handle 6 is provided with the same gas supply means as described above. As can be easily understood, the umbrella 30 has a smaller volume in its hollow portion as compared with the umbrella 2, and therefore can be easily inflated in a shorter time.

FIG. 9 shows a second embodiment of the gas supply means, in which the handle 6 is provided with a manual pump 40 and check valves 42 and 44. The manual pump 40 includes the rod 4
0a includes a piston 40b provided at one end and a knob 40c provided at the other end. The piston 40b is
It is slidably fitted in a cylinder formed inside the handle 6. The rod 40 a penetrates the end of the handle 6 and projects outward, and the knob 40 c is located outside the handle 6.
The check valve 42 is provided inside the handle 6 on the side of the main body 4 and is configured to open only in the direction of supplying gas to the side of the main body 4. The check valve 44 is provided in the cylinder portion of the handle portion 6 and is configured to open only in a direction in which gas is supplied into the cylinder from the outside of the handle portion 6. Therefore, by reciprocally operating the knob 40c, air is sucked from the check valve 44 and the check valve 42
Is supplied to the main body 4 side.

FIG. 10 shows a third embodiment of the gas supply means, and a gas cylinder 50 enclosing a compressed gas, for example, CO2, is arranged in the handle portion 6. Gas cylinder 50
As an example, a carbon dioxide cylinder manufactured by Nippon Carbon Dioxide Co., Ltd. and commercially available from Hario Co., Ltd. is applied. This carbonic acid cylinder is used when making sodium carbonate or carbonated water. Further, in the handle portion 6, a pressure buffer chamber 52, an air supply valve unit 56 operated by an air supply switch 54, an exhaust valve unit 60 operated by an exhaust switch 58, an air supply passage 62, an exhaust passage 6
4 etc. are provided. When the cylinder 50 is inserted into the handle portion 6, the not-shown cutter provided in the passage 66 breaks the seal of the cylinder 50, so that the pressure gas absorbs the pressure buffer chamber 5.
Guided to 2. When the air supply switch 54 is operated, the air supply valve unit 56 is opened, and the pressure gas in the pressure buffer chamber 52 is supplied to the main body 4 side through the air supply passage 62. When the exhaust switch 58 is operated, the exhaust valve unit 60 opens, and the pressure gas on the main body 4 side is released to the atmosphere through the exhaust passage 64 and an opening (not shown).

FIG. 11 shows a fourth embodiment of the gas supply means, and in the handle portion 6, a small electric motor 70 and a dry battery 72 are provided.
Are arranged. A fan 74 is attached to the drive shaft of the electric motor 70. When a switch (not shown) is turned on, the fan 74 rotates. Air is sucked into the handle 6 through an opening (not shown) and is pressure-fed to the main body 4 side through a check valve (not shown). The air in the hollow portions of the umbrella portions 10 and 32 is exhausted by removing the cap 16 of the cap means 12.

Although the present invention has been described in detail with reference to the embodiments, the present invention is not limited to the above embodiments, and various changes or modifications can be made within the scope of the present invention. .

[0018]

As described above, according to the present invention, which has been described based on one embodiment, the following effects can be achieved. (1) Since the main body portion of the pillar portion and the umbrella portion, or the main body portion of the pillar portion and the bone portion of the umbrella portion are composed of hollow sheet members, when the portable device is not supplied with gas in the hollow portion, it is conventional. It can be folded more compactly than the one using the metal bone of the above (for example, it can be carried in a handbag). (2) When gas is supplied into each hollow portion by the gas supply means provided in the hollow handle, the main body portion and the umbrella portion are swollen into a predetermined shape (usage form) in a short time to form an umbrella. Therefore, it is practically convenient. (3) The main body of the pillar portion and the umbrella portion are formed of sheet members, and no metal bone is used, so that the umbrella is extremely lightweight as a whole. (4) When at least one of the umbrella portion and the pillar portion is provided with the openable / closable hermetic sealing means, the hollow portion can be opened relatively large by utilizing the hermetic sealing means, so that the gas in the hollow portion can be opened. Can be released in a short time.
As a result, it is possible to easily fold the umbrella which is inflated in the usage form in a short time.

[Brief description of drawings]

FIG. 1 is a schematic perspective view showing an embodiment of an umbrella improved according to the present invention.

FIG. 2 is a schematic cross-sectional view showing the umbrella shown in FIG. 1 partially broken in a vertical direction.

FIG. 3 is a sectional view of part A in FIG.

FIG. 4 is a sectional view of part B in FIG.

FIG. 5 is a schematic perspective view showing another embodiment of the umbrella improved according to the present invention.

FIG. 6 is a schematic cross-sectional view showing the umbrella shown in FIG. 5 partially broken in the vertical direction.

FIG. 7 is a sectional view of a C portion of FIG.

FIG. 8 is a schematic perspective view of a B part in FIG. 2, showing a first embodiment of the gas supply means.

9 is a diagram showing a second embodiment of the gas supply means and is a schematic perspective view corresponding to FIG. 8. FIG.

FIG. 10 is a diagram showing a third embodiment of the gas supply means and is a schematic perspective view corresponding to FIG. 8.

11 is a diagram showing a fourth embodiment of the gas supply means and is a schematic perspective view corresponding to FIG. 8. FIG.

[Explanation of symbols]

 2 Umbrella 4 Main Body 6 Handle 8 Pillar 10 Umbrella 12 Cap Means 17 Fastener Means

Claims (8)

[Claims] 1. A column portion including a main body portion made of a hollow sheet member and a hollow handle portion connected to a lower end thereof, and a umbrella portion made of a hollow sheet member and radially protruding from an upper end of the main body portion. The handle portion, the main body portion, and each hollow portion of the umbrella portion are configured to communicate with each other, and the handle portion is supplied with gas to each hollow portion of the main body portion and the umbrella portion. An umbrella characterized in that it is provided with a gas supply means for inflating the main body portion and the umbrella portion into a usage pattern. 2. The umbrella according to claim 1, wherein at least one of the umbrella portion and the column portion is provided with an openable / closable hermetic sealing means. 3. The umbrella according to claim 2, wherein the hermetically sealing means includes an openable / closable cap means provided on a top portion of the umbrella portion. 4. The umbrella according to claim 2, wherein the hermetically sealing means includes an openable / closable fastener means provided on at least one of the umbrella portion and the column portion. 5. A column portion including a main body portion made of a hollow sheet member and a hollow handle portion connected to a lower end thereof, and an umbrella portion radially projecting from an upper end of the main body portion. Is
A plurality of ribs formed of a hollow sheet member and radially protruding from the upper end of the main body portion and a hollow sheet member formed of a hollow sheet member are connected to each other to define the outer peripheral portion of the umbrella portion. An outer peripheral bone portion, and a sheet member attached so as to cover the parent bone portion and the outer peripheral bone portion, and the hollow portion of the handle portion, the main body portion, the parent bone portion and the outer peripheral bone portion communicate with each other. The handle portion is provided with gas supply means for supplying gas to the hollow portions of the main body portion, the main rib portion, and the outer peripheral bone portion to inflate the main body portion and the umbrella portion into a usage pattern. Umbrella characterized by having. 6. The umbrella according to claim 5, wherein at least one of the umbrella portion and the column portion is provided with an openable / closable hermetic sealing means. 7. The umbrella according to claim 6, wherein the hermetically sealing means includes an openable and closable cap means provided on a top portion of the umbrella portion. 8. The umbrella according to claim 6, wherein the hermetically sealing means includes an openable / closable fastener means provided on at least one of the umbrella portion and the column portion.