JP2945389B1 - Multi-stage folding automatic umbrella - Google Patents

Abstract

The present invention provides a simple and compact automatic opening / closing umbrella of a multistage folding type such as a four-stage type. SOLUTION: A central shaft 1 composed of four tubes mutually nestingly engaged, a top bone 21 rotatably attached to the top of the central shaft, and a lower runner slidably provided on the top bone and the central shaft. A bone assembly 2 at least comprising an expanded bone 22 rotatably connected to the upper bone 23 and various bones rotatably connected to the top bone and the expanded bone.
An opening spring 3 elastically held in the central shaft for opening the umbrella, a plurality of closing springs 4 provided on the bone assembly for closing the umbrella, and an automatic opening / closing type such as a four-stage folding type The upper roller 563 rotatably provided on the upper portion of the central shaft, the lower roller 564 rotatably provided on the lower runner, and A control device having a top roller 565 rotatably provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multi-stage automatic umbrella.

[0002]

BACKGROUND OF THE INVENTION U.S. Pat. No. 5,626,161 (hereinafter "prior art") by the same inventor as the present application discloses a umbrella and a central shaft tube. There is disclosed an automatic umbrella that can be folded in three steps. If this prior art mechanism is to be applied to a four-fold foldable automatic umbrella that is folded to minimize the folded volume, the bone assembly (2) and the telescoping central shaft (1) are There are two rollers, including an upper roller (563) and a lower roller (564), for winding up the rope (56) when retracted, so that the rope (56) can be accommodated inside such an umbrella structure. To wind it would be a big problem.

On the other hand, the control means (5) for controlling the opening and closing of the umbrella according to the prior art is still complicated. If it is an open / close umbrella, it becomes even simpler and it is possible to minimize the elements in the structure of the control means (5).

[0004] In view of the above-mentioned drawbacks of the conventional automatic umbrella, the present inventors have invented a multi-stage foldable automatic umbrella, for example, a four-stage foldable type.

[0005]

SUMMARY OF THE INVENTION It is an object of the present invention to
Lower tube nestingly engaged, slidably mounted on the lower tube
A first intermediate pipe, and a first intermediate pipe slidably provided in the first intermediate pipe.
2 intermediate pipe, upper pipe slidably provided on the second intermediate pipe
A central shaft provided, a top bone rotatably mounted on the top of the central shaft, an expanded bone rotatably connected to the top bone and a lower runner slidably provided on the central shaft, an outer spring outwardly The intermediate bone is connected to the tail bone through the bone and the external connecting bone, and is connected inward to the top bone through the expanded bone and the internal connecting bone, and between the expanded bone and the external connecting bone. A bone assembly having an inner spring bone coupled thereto, an opening spring elastically held in the central shaft for opening the umbrella, and a plurality of closing springs provided on the bone assembly for closing the umbrella. An upper roller rotatably provided above a central shaft for winding a pull rope to form a four-stage foldable automatic umbrella;
A lower roller rotatably provided on the lower runner, and a control device having a top roller rotatably provided on the top of the central shaft, wherein the lower tube of the central shaft has a hexagonal shape.
Hexagonal cross-section engaged with said first intermediate tube having a cross-section
An upper enlarged portion having a cross section is provided, wherein the first intermediate tube has three cracks.
Three splits engaged with the second intermediate tube having a one-sided cross section
Upper enlargement with one-sided cross section, and downward tip
Has a circular cross section that is narrowed and engageable with the lower tube
A lower end portion, wherein the second intermediate pipe tapers downward.
And has a hexagonal cross section engageable with the first intermediate tube
Engage the lower end and the upper tube with a circular cross section
An upper enlargement having a possible circular cross section,
The tube is tapered downward and is engageable with the second intermediate tube
With a lower end with a three-piece cross section
Multi-stage folding so that the central axis tube can be folded in four steps
This is achieved by providing an automatic umbrella.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIGS. 1 to 18, the multistage folding automatic umbrella of the present embodiment includes a central shaft 1, a bone assembly 2, an opening spring 3, a plurality of closing springs 4, a control unit 5, have.

The central shaft 1 includes a lower tube 11, a grip 12 fixed to a lower portion 111 of the lower tube 11, a first intermediate tube 13 slidably supported outside or above the lower tube 11,
A second intermediate pipe 13a slidably supported outside or above the first intermediate pipe 13, an upper pipe 14 slidably supported outside or above the second intermediate pipe 13a, It has an upper notch 15 fixed to the top, an upper sleeve portion 171, an intermediate sleeve portion 172, and a lower sleeve portion 173 mutually nested, and the uppermost portion 171a of the upper sleeve portion 171 is A central sleeve 17 adjacent the top.

[0008] The bone assembly 2 has an upper notch 1
Top bone 21 whose inner part is rotatably attached to 5
The middle part is connected to the outermost end of the top bone 21, the inner part is rotatably attached to the lower runner 23 slidably supported by the upper pipe 14, and the inner part of the intermediate bone 24 Bone 22 whose outer end is rotatably connected to the inner bone, and inner connecting bone 25 whose inner end is connected to the outer part of the top bone 21
Intermediate bone 2 whose innermost end is rotatably connected to the outer end of
4 and a tail bone 26 whose inner end is rotatably connected to the outer end of an outer spring bone 27 where the inner end is rotatably connected to the outer part of the intermediate bone 24. And intermediate bone 2
4 and the innermost end of the outer connecting bone 28 and the expanded bone 2
Inner spring bone 27a connected between the outer part
And the coupling 29 is connected in parallel to the outer spring bone 27, the inner part is rotatably connected to the outermost end of the intermediate bone 24, and the outer end is rotated to the inner part of the tail bone 26. And an outer connecting bone 28 that is connected as possible.

[0009] Other mechanisms of the bone can be changed as appropriate. The lower runner 23 has a lower distraction tube 230 projecting downward from the lower runner 23.
Has a slot 231 formed therein.

As shown in FIGS. 2 (A), 2 (B), 3 (A), and 3 (B), the coupling 29 allows the coupling 29 to be rotatable about the outer connecting bone 28. Pivot 291 provided at the base of the coupling for attachment
And a pin 292 provided at the upper end of the coupling for rotatably connecting to an intermediate loop formed at an intermediate portion of the outer spring bone 27. The outer spring bone 27 is moved upward when the umbrella is folded. And a seat portion 293 (see FIG. 2B) formed at the center of the coupling for hanging. The outer spring bone 27 is divided into two spring parts and is generally connected to a pin 292 of the coupling.

Another preferred embodiment of the coupling 29 is shown in FIGS. 7 (A), 7 (B), 8 (A), 8 (B).
Is shown in This coupling slides on the outer spring bone 27 within a pivot 291 provided at the base of the coupling for rotatably mounting the coupling on the outer connecting bone 28 and a hole 293a defined inside. U formed at the upper end of the coupling for holding down
And a collar 292a shaped like a letter.

[0012] The coupling 29 of the present invention connects the outer spring bone 27 to the outer connecting bone 28 and, therefore, allows the bone assembly 2 to be twisted, tangled or two bones 27, 28 could be prevented from reversing.

[0013] The lower tube 11 of the central shaft 1 comprises an upper enlarged portion 112 having a hexagonal cross section which is engaged with a first intermediate tube 13 having a hexagonal cross section. Second intermediate tube 13 having a triple-lobe shape cross section
The upper enlarged portion 13 having a three-piece shaped cross section engaged with a
2, and a lower end portion 131 tapered downward and having a circular cross-section capable of engaging with the lower tube 11, and the second intermediate tube 13a is tapered downward and the first intermediate tube 13
A lower end 131a having a hexagonal cross section engageable with the upper tube 14; and an upper enlarged portion 132a having a circular cross section engageable with the upper tube 14 having a circular cross section.
Is provided with a lower end portion 141 tapered downward and having a three-piece shaped cross section capable of engaging with the second intermediate tube 13a.

Other cross-sectional shapes of the tube of the central shaft 1 can be further modified in the present invention.

The opening spring 3 for opening the umbrella of the present invention comprises a lower end portion 31 held by the projecting portion 10a of the lower tube 11, and an inner block 15 inserted into the upper portion of the upper tube 14.
And an upper end portion 32 held at the bottom of the first sleeve 1. The opening spring 3 is slidably provided around the central sleeve 17.

A plurality of closing springs 4 for closing the opened umbrella are provided. Each closing spring 4 has an inner end portion 41 attached to an inner portion of the inner connecting bone 25 and an inner end portion 41. Outer end 4 attached to the outer part of expanded bone 22
And 2. The closing spring 4 is operated by elastic energy stored when the umbrella is opened.
It is provided to close the umbrella from the open state.
The closing spring 4 may be attached to another position of the bone assembly 2.

The control means 5 includes a push button 5 elastically provided in a button hole 120a formed in the grip 12.
1, the upper latch 52a is formed integrally with a ring portion 511 slidably provided in at least the guide groove 124 which is laterally recessed in the inner wall of the grip 12, and the ring portion 511 is A pair of reinforced side wing portions 51a tapered from the first side A to the push button 51 and disposed on the opposite side to the push button 51 and defined between the push button 51 and the ring portion 511. The upper latch 52a is formed
A closure with a lower latch 54, which is activated when the pushbuttons 51 are simultaneously pressed to open the umbrella, and which is elastically attached to a malfunction preventing safety means 57 elastically provided in the grip 12. Controller 53 is provided, the lower latch 54 is effectively pushed by the push button 51 to push the locking head 551 inward, and the locking head 551 moves between the upper part of the upper pipe 14 and the lower runner 23. The locking head 551 is fixed to the tension rod 55 connected to the tension rope 56 to be repeatedly connected, and the locking head 551 is formed in the lower portion 111 of the lower pipe 11 by the claw-shaped protrusion 111.
When disengaged from a, the closing springs 4 allow the stored elastic energy to be released and restored to close the umbrella from the open state. As shown in FIG. 6, the safety means 57 for preventing erroneous operation is provided by closing the umbrella and closing the umbrella to prevent the umbrella from being accidentally pushed without being pushed by a push button when the umbrella is opened. Following the lowering of the latch 54, it has an elongated cylinder 571 which is lowered by the two intermediate tubes 13, 13a.

An upper latch 52a formed integrally with the ring portion 511 of the push button 51 is effectively pushed by the lower runner 23 near the second side B of the central shaft 1 when the umbrella is closed. The upper latch 52a has a spring socket recessed in the vicinity of the second side B of the central shaft 1, and has an inclined latch portion 522 near the second side B of the central shaft 1. Spring 5 inside grip 12
By holding 0, the resilient force is urged toward the first side A of the central shaft 1 so that it can be engaged with the slot 231 formed in the lower runner 23 to lock the umbrella in the folded state. (See FIG. 5).

When the central shaft 1 is folded in order to close the umbrella, the push button 51 is used to push the upper pipe 14 and the intermediate pipes 13, 13.
The lower runner 23 has a ring portion 511 having a central hole 511a formed at the center thereof so as to allow the lower extension tube 230 positioned around the bottom of the lower portion a to penetrate downward (see FIG. 5). . The inclined latch portion 522 is tapered downward from the upper edge surface of the ring portion toward the center hole 511a, so that when the lower runner 23 is lowered to close the umbrella, it is pushed and retracted. Has become. The return spring 50 will then bias the upper latch 52a to engage the slot 231 of the lower runner 23 to lock the folded and closed umbrella.

When the push button 51 is pushed inward to retract the upper latch 52a to release the upper latch 52a from engagement with the slot 231 of the lower runner 23,
Each tube of the central shaft 1 and the lower runner 23 are pulled by the resilient force of the opening spring 3, so that they are opened (see FIG. 3).

The closing controller 53 has a lower latch 54 elastically provided below the elongated cylinder 571 of the safety means 57 for preventing malfunction.
1 is urged by a spring 57a held by a bottom spring socket 573 recessed at the bottom of the cylinder 571, and is elastically lifted upward. As shown in FIG. It is located between the push button 51 and the locking head 551 fixed to the pull rod 55. Further, as shown in FIG. 3, after the umbrella is opened and the upper pipe and the intermediate pipes 14, 13, 13a extend upward to raise the lower runner 23, the cylinder 571 is urged by the spring 57a. The central hole 511a of the portion 511 is provided with the cylinder 571 and the lower latch 54.
Is allowed to move upward. Therefore, when the push button is pressed to push the lower latch 54 and the locking head 551 inward through the latch holes formed in the lower tube 11, the locking head 551 closes the umbrella from the open state, and the claw of the lower tube 11 is closed. The engagement with the projection 111a is released.

The claw-like projection 111a is provided with the locking head 5
The lower part of the lower pipe 11 is cut and raised directly inward so as to engage with the central shaft 1, and when the umbrella is closed and the spring 3 is compressed, The convex spring plate 58 in the grip 12 is laterally deviated toward the first side A with respect to the central axis 1 (see FIG. 5).

The pulling rod 55 has a locking head 551 fixed to the lower end thereof, and the upper end 552 is connected to the inner end 561 of the pulling rope 56 through a connecting sleeve 560. The pull rod 55 is slidably held in the central sleeve 17.

The pull rope 56 is connected to a connecting sleeve 560.
Inner end 561 connected to pull rod 55 by
And an outer end portion 562 fixed to the lower runner 23, and an upper guide roller 563 rotatably attached by an upper pivot 16 to an inner block 151 fixed to an upper portion of the upper tube 14. And the upper guide roller 56
3, the lower pipe 11, the intermediate pipes 13, 13a and the upper pipe 14
A pulling rope 56 from the inside of the central sleeve 17 and the upper tube 14 nested inside is guided slidably, and the rope is wound on an upper guide roller 563,
Then, the rope is guided downward toward the lower runner 23 and is wound around a lower guide roller 564 rotatably provided on the lower runner 23 by a lower pivot 564a. The uppermost guide roller 565 is provided rotatably at the top of the upper tube 14 by the uppermost pivot 161.
Is positioned above the upper guide roller 563, and is configured to further wind the pulling rope 56 on the uppermost guide roller 565 from the lower guide roller 564. The outer end portion 562 of the pull rope 56 is guided downward and fixed to the lower runner 23. Therefore, the pull rope 5
6 is first wound around the upper guide roller 563 from the inside of the central shaft 1 and guided by the lower guide roller 564 of the lower runner 23 by wrapping a rope on the lower guide roller 564 so as to be deflected upward. It is extended and wound around the uppermost guide roller 565, and is finally turned downward and fixed to the lower runner 23, thereby providing a sufficient rope stroke for the four-stage folding of the automatic umbrella.

The safety means 57 for preventing malfunction is provided by the lower pipe 11.
Elongated cylinder 5 slidably arranged around the lower part of the cylinder
The cylinder 571 is elastically mounted on a spring 57a held below the grip 12. The cylinder 571 has a lower latch 54 formed integrally with the cylinder 571, so that when closing the umbrella, the lower runner 23 is lowered and the distraction tube 230 is inserted into the inner hole 120 of the grip. The central shaft 1 is inserted, the upper and intermediate tubes 14, 13, 13a are lowered, and as shown in FIG. 5, the intermediate tubes 13, 13, 13a are compressed in order to compress the spring 57a downward to store spring energy. Of the cylinder 571 presses downward on the annular top surface 572 of the cylinder 571. This allows
The lower runner 23 is locked by the engagement of the upper latch 52a with the slot 231 of the lower runner 23, and the lower latch 54 connected to the cylinder 571 is lowered and shown in FIG. 6 without being pushed by the push button. Is positioned below the push button 51. Therefore, when the push button 51 is pressed to open the umbrella, the lower latch 54 is located below, the passage is blocked by the push button 51, and the unexpected operation of the lower latch 54 of the closing controller 53 is prevented. That is, the closing controller 53 is prevented from malfunctioning when the umbrella is opened. When the push button 51 is restored to the state of FIG. 6 to FIG. 3, the push button 51 can be further pressed to move the lower latch 54 to unlock the locking head 551 and close the umbrella.

As shown in FIGS. 5 to 3, when the umbrella of the present invention is opened, the push button 51 is pressed to move the upper latch 52a to the slot 231 formed in the lower runner 23.
When the umbrella is released from engagement with the umbrella and the umbrella is reset to store elastic energy, the pre-compressed release spring 3 is released, the pipes 14, 13, 13a, and 11 are extended, and the lower runner is released. 23, bone assembly 2
The umbrella is opened by stretching the bones. The closing spring 4 is also pulled by the opening operation of the umbrella acted on by the opening spring 3 to store its restoring elastic energy.

When closing the umbrella from the state of FIGS. 3 to 5,
When the push button 51 is pushed, the lower latch 54 of the closing controller 53 is pushed toward the second side B of the central shaft 1, and the locking head 551 is formed in the claw-like projection 11 formed on the lower pipe 11.
The lower runner 23 is released from the engagement with 1a and the downward movement of the lower runner 23 required to close the umbrella is permitted. Then, the closing spring 4 is restored and the lower runner 23 is lowered to return the bone of the bone assembly 2 to the original state, and the tubes 14, 13, 1
Fold 3a, 11. Umbrella opens and tubes 14, 13, 13a
Is raised, the lower latch 54 and the cylinder 57
The push button 51 and the locking head 5 are moved upward in accordance with the upward movement by the spring 57a.
51 (see FIG. 3). Thus, no inconvenience is caused by pushing inwardly on the push button 51 ready for the normal closing operation of the umbrella. To reset the umbrella to a folded or closed state to store the elastic energy of the opening spring 3, the grip 12 is pushed toward the tip of the umbrella and the opening spring 3 is ready for the next opening use. It is designed to be compressed. In FIG. 5, the umbrella has already been reset by the compressed opening spring 3 ready for the next opening operation. The cylinder 571 and the lower latch 54 are lowered below the push button 51, while the lower runner 2
3 lower distraction tube 230 is arranged around the upper part of the cylinder 571.

As shown in FIGS. 2 and 5, the uppermost guide roller 565 is rotatably provided around the top of the upper tube 14 by the uppermost pivot 161. In general, the uppermost pivot 161 is The upper pivot 16 is projectingly perpendicular to the upper pivot 16 and the upper guide roller 5
63 is provided rotatably, and the uppermost pivot 161 is
The lower guide roller 564 is projectively parallel to the lower pivot 564a.

On the opposite side of the uppermost guide roller 565 around the pivot, wrap, tension,
To further balance dynamics and stability, the top guide roller 565 may be modified to be a top guide wheel 565a, as shown in FIG. Here, the uppermost guide wheel 565a is the upper pipe 1
4 has a diameter substantially equal to the diameter of the upper tube 14 and is secured laterally to the top of the upper tube 14 by an uppermost pivot 161a.
4 is rotatably provided at the top. The uppermost pivot 161a is substantially perpendicular to the longitudinal axis 10 of the central axis 1, and the outer part of the pull rope 56 is symmetrically arranged on the opposite side of the uppermost pivot 161a. Located on the outer surface opposite the tube 14, the rope stroke is dynamically balanced when the umbrella is folded or opened.

As shown in FIG. 20, a pair of uppermost guide rollers 565b are rotatably provided on opposite sides of the inner block 151 by two uppermost pivots 161b above the upper guide rollers 563, respectively. In order to place the pulling rope 56 on the outer surface opposite the upper tube 14 so as to dynamically balance the rope stroke when operating the pulling rope 56, the pulling rope 56 is wound on the two uppermost guide rollers 565b. ing.

The uppermost guide rollers 565, 565a, 5
65b is one roller (565, 5
65a) or "top guide means" including a pair of rollers (565b).

The present invention is superior to the prior art of US Pat. No. 5,626,161, and according to the present invention,
A plurality of guide rollers 563, 564, 565, 565
a, 565b to ensure sufficient stroke for the rope for four-stage folding or multi-stage folding. On the other hand, the control means 5 for opening and closing the umbrella is simplified, the volume and elements are reduced, and the size of the automatic umbrella is reduced.

The present invention can be further modified without departing from the spirit and scope thereof.

[0034]

According to the present invention as described above, according to the present invention, to ensure a sufficient stroke to pull the rope, it is possible to provide an automatic umbrella of 4 Dan'oritatami see equation <br/>.

Further, the control means for opening and closing the umbrella is simplified, the volume and elements of the umbrella are reduced, and the size of the automatic umbrella can be reduced.

[Brief description of the drawings]

FIG. 1 is a view showing a state in which a bone assembly of an automatic opening / closing umbrella of the present invention is contracted.

2 (A) is a partially enlarged view of the umbrella shown in FIG. 1, and FIG. 2 (B) is a perspective view showing a coupling for connecting an outer spring bone of the present invention to an outer connecting bone.

3 (A) is a view showing an opened state of the umbrella of the present invention, and FIG. 3 (B) is a partially enlarged view of a bone assembly including the coupling of FIG. 3 (A).

FIG. 4 is a partially enlarged view of a closing spring in the bone assembly of the present invention.

FIG. 5 is a cross-sectional view of the present invention with the umbrella ready to open and closed.

FIG. 6 is a diagram illustrating a state where a push button is pressed when the umbrella is opened.

7 (A) is a view showing a folded umbrella of the present invention using a coupling of another preferred embodiment, and FIG. 7 (B) is an enlarged perspective view of the coupling shown in FIG. 7 (A). FIG.

8A is a view showing the umbrella in a state opened from the state of FIG. 7A, and FIG. 8B is a partially enlarged view of the bone assembly provided with the coupling shown in FIG. 8A. FIG.

FIG. 9 is a view showing a central axis of the present invention.

FIG. 10 is a cross-sectional view taken along line 10-10 in FIG. 9;

FIG. 11 is a cross-sectional view as viewed from the direction of line 11-11 in FIG. 9;

FIG. 12 is a cross-sectional view taken along line 12-12 of FIG. 9;

FIG. 13 is a transverse sectional view as seen from the direction of line 13-13 in FIG. 9;

FIG. 14 is a cross-sectional view as viewed from the direction of line 14-14 in FIG. 9;

FIG. 15 is a cross-sectional view as viewed from the direction of line 15-15 in FIG. 9;

FIG. 16 is a perspective view of a central shaft.

FIG. 17 is a cross-sectional view of the central axis when folded.

FIG. 18 is a cross-sectional view of a central shaft three-piece tube of the present invention.

FIG. 19 is a diagram showing another preferred embodiment of the present invention.

FIG. 20 is a view showing still another preferred embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Central shaft, 2 ... Bone assembly, 3 ... Opening spring, 4 ... Closing spring, 5 ... Control means,
11 ... lower pipe, 12 ... grip, 13 ... 1st
Intermediate pipe, 13a: second intermediate pipe, 14: upper pipe, 15: upper notch, 17: central sleeve, 21: top bone,
22 ... expanded bone, 23 ... lower runner, 24 ... intermediate bone, 25 ... internal connecting bone, 26 ... tail bone, 27 ...
Outer spring bone, 27a ... inner spring bone, 28 ... outer connecting bone, 29 ... coupling, 50 ... spring,
51 ... push button, 52a ... upper latch, 53 ... closing controller, 54 ... lower latch, 55 ... pulling rod, 56 ... pulling rope, 563 ... upper guide roller, 564 ... lower guide roller, 565 ... uppermost guide roller, 57: safety means for preventing malfunction, A: first side, B: second side.

──────────────────────────────────────────────────続 き Continuation of front page (56) References JP-A-7-265113 (JP, A) JP-A-10-85017 (JP, A) Registered utility model 3048931 (JP, U) Registered utility model 3026909 (JP, A U) Japanese Patent Publication No. 5-11966 (JP, B2) (58) Field surveyed (Int. Cl. ⁶ , DB name) A45B 19/10 A45B 25/16

Claims (9)

(57) [Claims] 1. A lower pipe, a grip fixed to the lower pipe, a first intermediate pipe slidably provided on the lower pipe, and a second intermediate pipe slidably provided on the first intermediate pipe. An upper pipe slidably provided in the second intermediate pipe, a central shaft having an upper notch fixed to the top of the upper pipe, and a top bone rotatably attached to the upper notch; An expanded bone rotatably connected to the top bone and a lower runner slidably provided on the upper tube, and rotatably connected to the top bone via the expanded bone and an inner connecting bone. The intermediate bone, a tail bone connected to the intermediate bone via an outer spring bone and an outer connecting bone connected to the outer spring bone via a coupling, and the expanded bone arranged in parallel with the intermediate bone. Bone assembly having at least an inner spring bone connected to the outer connection bone An opening spring resiliently held in the central shaft for opening the umbrella; a plurality of closing springs resiliently held on the bone assembly to close the umbrella; A push button provided on the upper latch, typically operatively activated to lock the bone assembly and the central shaft closed and to extend the bone assembly and the central shaft to open the umbrella; Formed by a safety means for preventing malfunctions provided resiliently within, effective by a push button to release a locking head fixed to a pull rod connected to a pull rope to be closed from an opened umbrella Control means having a lower latch pushed into the upper pipe, wherein the pull rope is guided from an inner end portion connected to the pull rod inside the central shaft, and An inner portion wound around an upper guide roller rotatably provided at an upper portion of the upper guide roller, guided downward from the upper guide roller, wound around a lower guide roller rotatably provided on the lower runner, Deflected upward, wound around the uppermost guide roller rotatably provided on the upper tube above the upper guide roller, finally deflected downward, and the outer end fixed to the lower runner have been and an outer portion, said lower tube of said central axis, the first has a hexagonal cross-section
(1) an upper enlarged portion having a hexagonal cross section engaged with the intermediate pipe ;
And wherein the first intermediate tube has a three-piece shaped cross section
Having a three-piece shaped cross section engaged with the second intermediate tube;
Enlarged section and tapered downward to engage the lower tube
A lower end having a possible circular cross section,
The intermediate pipe is tapered downward and engages with the first intermediate pipe.
Lower end with a hexagonal cross section that can be combined, and circular shape
A circular cross section engageable with the upper tube having a cross section.
Having an upper enlarged portion having an upper tube, wherein the upper tube is tapered downward.
And a three-piece shaped cross section engageable with the second intermediate pipe.
A multi-stage foldable automatic opening / closing umbrella having a lower end portion, wherein the umbrella bone and the central axis tube are folded in four steps . 2. A coupling for connecting the outer spring bone and the outer connecting bone, wherein the coupling includes a pivot provided at a base of the coupling for rotatably attaching the coupling to the outer connecting bone. A pin provided at the upper end of the coupling for rotatably connecting to an intermediate loop formed at an intermediate portion of the outer spring bone, and a pin for leaning the outer spring bone upward when the umbrella is folded. A seat formed at the center of the coupling,
2. The multi-stage foldable automatic opening / closing umbrella according to claim 1, comprising: 3. The coupling includes a pivot provided at a base of the coupling for rotatably attaching the coupling to the external connecting bone, and a spring provided in a hole defined inside the coupling. 2. The multi-stage folding type automatic umbrella according to claim 1, further comprising a U-shaped collar formed at an upper end of the coupling for slidably holding the coupling. Wherein each of said plurality of closing springs,
2. The multi-fold automatic umbrella according to claim 1, wherein an inner end is attached to an inner part of the inner connecting bone, and an outer end is attached to an outer part of the expanded bone. Wherein said control means has a push button provided resiliently in the button hole formed in said grip, said upper latch includes at least guide recessed laterally to the inner wall of the grip The ring portion is formed integrally with a ring portion slidably provided in the groove, and the ring portion is tapered from the push button from the first side of the central shaft and is arranged on the opposite side to the push button. Forming a pair of reinforced side wings defined between the push button and the ring portion, wherein the upper latch is activated when simultaneously pressing the push button to open the umbrella; A closing controller is provided with the lower latch resiliently attached to a malfunction-preventing safety means resiliently provided in the grip, the lower latch pushing the locking head inward. To the push button Effectively, the locking head is fixed to a pull rod connected to a pull rope that repeatedly connects the upper part of the upper pipe and the lower runner, forming the locking head at the lower part of the lower pipe. By releasing from the engagement with the claw-shaped protrusions, each closing spring is allowed to release and restore elastic energy stored in advance in order to close the umbrella from the open state, A safety means for preventing malfunction is provided after closing the umbrella and lowering the lower latch to prevent the closing controller from being accidentally pushed without being pushed by the push button when the umbrella is opened. hand,
2. The multi-stage foldable automatic umbrella according to claim 1, further comprising an elongated cylinder lowered by the two intermediate pipes. Wherein said pull rope, and an inner end portion which is connected to the pull rod, has an outer end fixed to the lower runner, a block within which is fixed to an upper portion of the upper tube An upper guide roller is rotatably mounted by an upper pivot, and a central sleeve provided inside the upper pipe and the central shaft and the pulling rope from inside the upper pipe are slidably guided, and the upper guide is provided. A lower guide roller is provided rotatably on the lower runner by a lower pivot for winding the pulling rope guided from a roller, and a top guide roller is provided rotatably on the top of the upper pipe by a top pivot. The uppermost guide roller is located above the upper guide roller, and the pull rope is further wound on the uppermost guide roller from the lower guide roller. Claim wherein the outer end portion of the cited tension rope is fixed to the lower runner is guided downwards 1
The multi-stage foldable automatic umbrella described. 7. The uppermost guide roller is rotatably provided around a top portion of the upper tube by a topmost pivot, and the uppermost pivot is provided so that the upper guide roller is rotatably provided. 2. The multi-stage foldable automatic opening and closing device according to claim 1, wherein the uppermost pivot is projected substantially parallel to a lower pivot on which the lower guide roller is rotatably provided. umbrella. 8. A lower pipe nested with each other, a first intermediate pipe slidably provided on the lower pipe, a second intermediate pipe slidably provided on the first intermediate pipe, A center shaft having an upper tube slidably provided on the second intermediate tube; a top bone rotatably attached to an upper notch formed at the top of the center shaft; A bone assembly having an expandable bone pivotally connected to a lower runner slidably provided on the central shaft; an opening spring held in the central shaft for opening an umbrella; A plurality of closing springs held by the bone assembly to close the umbrella; and a tensioner slidably provided on a grip fixed to a lower portion of the central shaft, and provided on the central shaft and the bone assembly. To control the opening and closing of the umbrella, as achieved by a rope A push button, an upper guide roller rotatably provided above the central axis for winding the tension rope guided from inside the central axis, and winding the tension rope guided downward from the upper guide roller. A lower guide roller rotatably provided on the lower runner, and a rotatably provided at the top of the central shaft above the upper guide roller for further winding the pulling rope guided from the lower guide roller. Control means, wherein the pull rope is finally guided downward and fixed to the lower runner, and the lower pipe of the central shaft has a hexagonal cross section. An upper enlarged portion having a hexagonal cross section engaged with the first intermediate tube, wherein the first intermediate tube is engaged with the second intermediate tube having a three-piece shaped cross section; An upper enlarged portion having a cross-section and a lower end portion having a circular cross-section tapered downward and engageable with the lower tube;
The intermediate tube has a lower end tapered downward and having a hexagonal cross section engageable with the first intermediate tube, and a circular cross section engageable with the upper tube having a circular cross section. An upper enlarged portion having a lower end portion tapered downward and having a three-piece shaped cross section capable of engaging with the second intermediate tube; A topmost pivot having a diameter substantially equal to the diameter of the shaft and laterally secured to the top of the central shaft, rotatably provided at the top of the central shaft, the topmost pivot being in the longitudinal direction of the central shaft; Crossed substantially perpendicular to the axis, the outer portion of the pull rope is symmetrically located on the opposite side to the uppermost pivot and is located on the outer surface opposite the central axis to fold the umbrella. Movement of the pull rope when A multi-stage folding automatic opening and closing umbrella that is a top-level guide wheel that balances the target, and the umbrella bone and the central shaft tube are folded in four steps. 9. A lower pipe nestably engaged with each other, a first intermediate pipe slidably provided on the lower pipe, a second intermediate pipe slidably provided on the first intermediate pipe, A center shaft having an upper tube slidably provided on the second intermediate tube; a top bone rotatably attached to an upper notch formed at the top of the center shaft; A bone assembly having an expandable bone pivotally connected to a lower runner slidably provided on the central shaft; an opening spring held in the central shaft for opening an umbrella; A plurality of closing springs held by the bone assembly to close the umbrella; and a tensioner slidably provided on a grip fixed to a lower portion of the central shaft, and provided on the central shaft and the bone assembly. To control the opening and closing of the umbrella, as achieved by a rope A push button, an upper guide roller rotatably provided above the central axis for winding the tension rope guided from inside the central axis, and winding the tension rope guided downward from the upper guide roller. A lower guide roller rotatably provided on the lower runner, and a rotatably provided at the top of the central shaft above the upper guide roller for further winding the pulling rope guided from the lower guide roller. Control means, wherein the pull rope is finally guided downward and fixed to the lower runner, and the lower pipe of the central shaft has a hexagonal cross section. An upper enlarged portion having a hexagonal cross section engaged with the first intermediate tube, wherein the first intermediate tube is engaged with the second intermediate tube having a three-piece shaped cross section; An upper enlarged portion having a cross-section and a lower end portion having a circular cross-section tapered downward and engageable with the lower tube;
The intermediate tube has a lower end tapered downward and having a hexagonal cross section engageable with the first intermediate tube, and a circular cross section engageable with the upper tube having a circular cross section. An upper enlarged portion having a lower end portion tapered downward and having a three-piece shaped cross section capable of engaging with the second intermediate tube; When operating the umbrella, a pair of uppermost guide rollers provided rotatably by two uppermost pivots above the upper guide roller are provided on the opposite side of the inner block fixed to the upper part of the shaft. A tension rope is wound on two uppermost guide rollers to position the tension rope on the outer surface opposite the central axis to dynamically balance the tension rope, The tube is folded in four steps Multi-stage folding automatic umbrella made Te Unishi.