JPS59139204A - Foldable umbrella - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a folding umbrella having three folded umbrella ribs and configured to facilitate opening and closing operations.

An object of the present invention is to completely control the opening and closing operations of the umbrella ribs in a folding western umbrella having three-fold umbrella ribs by pushing up and pulling down the sliding wheel part. They provide folding umbrellas.

Another object of the present invention is that when the umbrella is closed using the sliding wheel part, the umbrella can be closed while the umbrella ribs are in the extended state in the open state, and from that state it can be further folded by operating the potter's wheel part. To provide a folding Western umbrella which can be put into a tatami closed state.

Embodiments of the present invention will be described below with reference to the drawings.

In the drawing, A is the middle bar, and the first stage middle bar 1, the second stage middle bar 2, the third stage middle bar 3, and the fourth stage middle bar 4 whose diameters become smaller sequentially from the bottom to the top are the middle bars in the lower part. It is telescopically and slidably connected so that it can be stored within the rod. The 3rd and 4th stage middle rods 3 and 4 are double-groove tubes, the second stage middle rod 2 is a single groove tube, and the first stage middle rod 1 is a round tube.

A fixed potter's wheel 5 is provided at the upper end of the middle bar, that is, the tip of the fourth stage middle bar 4, and the base ends of the plurality of umbrella ribs B are pivoted to the fixed potter's wheel 5 in a known manner. .

The umbrella rib B is composed of a master rib 6, an intermediate rib 7, and a coronal rib 8, which are rotatably connected by connecting fittings 9 and 10, respectively.

Reference numeral 11 denotes a bridge, one end of which is pivotally connected to a sliding connector 12 movably provided with respect to the main rib 6 by a support 12a, and the other end is pivotally connected to a sliding potter's wheel 13. .

As is known, aggregates having a U-shaped cross section are used for the main rib 6, intermediate bone 7, and strut 11, and round wire-shaped aggregate is used for the coronal bone 8. In the attached state, the master rib 6 and the strut 11 are in an inverted U-shape and face downward, and the intermediate rib 7 is so-called a U-shape and faces upward.

Connecting fittings 9 and 1o are crimped and fixed to both ends of the intermediate wound 7 with their respective caulked connection parts 9a and 10a. The connection fitting 9 on the kind side is connected to the caulking connection part 9a and is connected upwardly.
It has a bearing part 9b which is shaped like a letter and has a height projecting upward from the intermediate bone 7, and the end of the main rib 6 is pivotally attached to a shaft 9C built on the bearing part 9b. A driven protrusion 9d is further provided on the outside of the bearing 9b, and one end of an elastic wire 14 for opening and closing the umbrella is pivotally connected to the driven protrusion 9d by a shaft 9e.

The driving elastic wire 14 extends along the main rib 6 and passes through the support tube material 6a which is swaged and fixed inside the main rib 6, and then the driving elastic wire 14 is inserted into the main rib 6.
It comes off and directly reaches a portion of the strut 11 that is a little apart from the pivot point to the sliding connector 12, and is pivotally connected by the shaft 11a.

The connecting fitting 10 on the cotoid side has a bearing part], Ob that is continuous with the caulking connection part 10a and has a downwardly U-shaped shape and has a height projecting downward from the intermediate bone 7, and the bearing part]Ob The end of the coronal bone 8 is pivotally connected via a connecting fitting 15 to a shaft 10C installed on the shaft 10C. The connecting fitting 15 is crimped and fixed to the coronal bone 8 by a caulking connection part 15a, and is connected to the caulking connection part 15a and has a downwardly U-shaped cross section and a height projecting downward from the cochlear bone 8. It has a locking portion 15b, and the shaft 10c is positioned in an elongated hole 15C formed in the locking portion 15b, and is connected to the locking portion 15b.

Reference numeral 16 is an elastic wire rod for driving opening and closing provided between the connecting fitting 15 of the main rib 6 and the child bone 8, and one end is a locking part formed by cutting and raising the upper side of the end of the main rib 6. 6b, extends substantially linearly from above the connecting fitting 9 through the middle bone 7, and is pivotally connected to the locking portion 15b of the connecting fitting 15 via the link 17.

In the middle bar A, the second stage middle bar 2, the third stage middle bar 3, and the fourth stage middle bar
At the lower end of the middle bar 4, locking holes 1a and 2a are formed at the upper end of the first middle bar 1, second middle bar 2, or third middle bar 3, respectively, when the middle bar is in an extended state. , 3a are provided, which engage with elastic barriers 2b, 3b+4b, which maintain the central rod A in its extended state. The sliding potter's wheel 13 is slidably provided on a potter's wheel operating tube 18 with an operating knob 18a provided vertically movably relative to the center rod A.

A locking piece 13b is provided on the sliding wheel 13 by a shaft 13a, and a locking end 13d of the locking piece 13b enters a groove 18b formed in the vertical direction of the potter's wheel operation cylinder 18 by means of a coil nozzle 13C. It is energized as follows. A locking step portion 18C is provided at the upper portion of the groove 18b by a non-cut portion.

A handle 19 is provided at the lower end of the middle rod.

In the above configuration, in the open state shown in FIG. The raised position of the potter's wheel operating barrel 18 is maintained by the piece 13b engaging with the locking step portion 18C.

In addition, in the umbrella rib B, the connecting fitting 9σ 1 movable protrusion 9d comes into contact with the lower surface of the main rib 6, and the connecting fitting 15 to the cob 8 are pulled together by the elastic wire 16, and the connecting fitting 15 is connected to the elongated hole 15.
G enters into the connecting fitting 10, and the locking part 15b abuts the lower surface of the connecting fitting 10, so it cannot rotate, and the umbrella rib B
holds its elongated shape stably as a whole.

To close the umbrella from this state, push in the handle 3C and pull down the potter's wheel operation tube 18, move the sliding connector 12 above the main rib 6 via the strut 11, and then keep the umbrella rib B in its extended state. Leave the umbrella in the non-folded closed state as shown in Figure 2. At this time, the elastic wire 14 prevents the umbrella rib B from expanding.

To change from the non-folded umbrella state to the folded umbrella state, pull the handle 19 with both hands (grasp the operation knob 18a of the filter operation tube 18 and pull it), and the third stage middle rod 3 with a weak locking force will be released. (Jjiki 3b
automatically retreats, and the third stage middle rod 3 enters into the second stage middle rod 2.

When pulled further from this state, the potter's wheel operation tube 18, sliding potter's wheel 13, strut 11, and sliding connector 12 as a whole move downward Q with respect to the center rod A and the umbrella rib B, and at this time, the As shown in FIG. 3, when the elastic wire 14 rotates the connecting fitting 9 to the intermediate rib 7 above the main rib 6 via the driven protrusion 9d, the elastic wire 1G moves to the connecting fitting 15.
is pushed out by the external force of the connecting metal fitting 10 to release the engagement of the locking part 15b with the lower surface of the connecting metal fitting 10, and the coronal bone 8 is pushed out by the external force of the connecting metal fitting 10.
Rotate it downward.

When the potter's wheel operation tube I8 is further pulled down, the folding of the umbrella rib Δ progresses as shown in FIG. 4, and the operation knob 18a
The end of the crotch bar 2 presses the repellent 2b, so the second stage middle bar 2 enters the first stage middle bar 1, and as a result, the end of the first crotch bar 1 slides (locks the filter 13). +' 13 b is pushed up and the end of the second stage middle bar 2 is repelled by the fourth stage middle bar 4 4b
, the sliding wheel 13 moves down the potter's wheel operation cylinder 18, and the fourth stage middle rod 4 enters the third stage middle rod 3, and the umbrella rib B
It reaches a completely folded closed state where the umbrella is folded into three (Figure 5).
.

From the folded and closed state, use the handle 19 to stretch the center rod A and pull out the potter's wheel operating tube 18.
Slide it into the second part of No. 8 (Keep filter 13 fixed (
By pushing up the filter operation tube 18, the umbrella is opened in the opposite manner to the above.

Since the present invention is constructed as described above, in a folding western umbrella having a three-fold umbrella rib, the umbrella rib can be easily opened and closed by pushing up and pulling down the sliding wheel part. Furthermore, it is possible to close the umbrella in a non-folded state with the umbrella ribs extended, which is convenient when closing a wet umbrella during rain.

[Brief explanation of drawings]

FIG. 1 is a front view of a part of the folding umbrella according to the present invention in an open state, FIG. 2 is a diagram of the same non-folded and closed state, and FIGS.
The figure is a diagram showing an intermediate state of folding and closing, and FIG. 5 is a diagram showing a state of folding and closing. A...Middle stick, B...Umbrella rib, 6...
...Main bones, 7 intermediate editions, 8...Child bones, 11...
...Brace, 9,10.15...Connection fittings, 1
2... Sliding connector, 13... Sliding potter's wheel, 14, 16... Elastic wire for driving. Patent applicant Hiroshi 1) Hiroshi

Claims (1)

[Claims] A fixed potter's wheel and a sliding potter's wheel are installed on a multi-stage telescoping center rod, and the proximal end of an umbrella bone consisting of a main rib, an intermediate bone, and a coronal bone is pivoted to the fixed potter's wheel via a connecting metal fitting, and one end is attached to the sliding potter's wheel. The other end of the support bone is pivotally connected to a sliding connector provided movably relative to the main bone, and extends from the support bone partially along the main bone to reach a connecting metal fitting fixed to the intermediate bone. A folding Western umbrella characterized in that an elastic wire for driving is provided, and the elastic wire for driving is provided, and the elastic wire for driving extends from the end of the main rib along the intermediate rib to reach a connecting fitting fixed to the coronal bone.