JPH01122796A - String body hanging fastener for sailing device - Google Patents

Abstract

PURPOSE:To simplify the winding-hanging work of a string body by constructing a hanging fastener for the string body which gives tension force to a sail, by means of providing a cutout which holds the node portion of the string body one end, a winding-hanging portion which sliding-supports the middle portion of the string body and a V-shape groove which deeply holds the other end side of the string body. CONSTITUTION:In a sail device such as a window surfing or the like, a string body hanging fastener 20 for a mast is fixed by bolts 24, 25 to the lower end portion of a joint shaft 4 which makes up the lower portion of a mast erected on a board upper surface. Longitudinal tension force is given to a sail 17 by means of that a string body 30 is hung across between the string body hanging fastener 20 and a retaining ring 19 attached to the lower end portion of the sail 17 so as to be tensed. In this case, the hanging fastener 20 is three layers structure composed of three members 21-23, and a winding-hanging portion made up with two rollers 26 is provided in the member 21 and as well a cutout 31 is formed in the bend portion of one projected portion 23a of the member 23 and a V-shape groove 32 is formed in the bend portion of the other projected portion 23b.

Description

Detailed Description of the Invention [Field of Industrial Application] The present invention relates to a sailing device in which a person holds a sail on a board and glides on water or land using wind power, and in particular, it relates to a sailing device in which a person holds a sail on a board and glides on water or land using wind power. Related to body latches.

[Prior Art] An example of a conventional string latching tool of this type is shown in FIG. 8.

This latching tool body 3 has a V-groove 2 for biting into and holding the string 1, and a pin 4 is attached to this latching tool body 3.
It is provided with three rollers 5a, 5b, and 5c rotatably supported by. Three rollers 5a, 5b arranged in parallel
, 5c are individually partitioned by two sides 13a, and both ends of the pin 4 are fixed to arms 6 provided laterally projecting from each side wall 3a. 7 is a mast attached to the top surface of the board so that it can move forward and backward and left and right, and rotate; 8 is a sail attached to the mast 7; a retaining ring 9 is fixed to the lower end of the sail 8; Tension is applied to the sail 8 by tensioning the string 1 stretched between the string 9 and the string latching device.

When hanging the string 1 above, attach one end of the string 1 to the retaining ring 9.
The other end of the string 1 is tied with three rollers 5a.
, 5b, and 5c sequentially. That is, in FIG. 8, first insert the cord 1 from the back side between the roller 5a located on the left side and the arm 6 (point A), then pass it through the retaining ring 9 (point 4) and insert it into the roller located on the right side. 5c and the arm 6 from the back side), and further pass it through the retaining ring 9 (two points), and insert it between the centrally located roller 5b and the side wall 3a (point H), The tip is inserted into the V-groove 2 to be stopped.

[Problems to be Solved by the Invention] However, in such a conventional string latching device, the other end of the string 1, one end of which is tied to the retaining ring 9 of the sail 8, is connected to the roller and the arm. A structure in which the string 1 is passed through the gap between the roller and the side wall and the gap between the roller and the side wall many times, and is stretched between the retaining ring 9 and the tension force of the string 1 to apply tension to the sail 8. Therefore, not only was it necessary to perform the troublesome task of passing the string L through the gap many times, but also because the gap was narrow, it took time to pass the string L through the gap, and there was a particular need to replace the sail. There was a problem that during certain competitions, there was a huge time loss.

Another problem is that when the string l is passed through a plurality of rollers, the strings 1 intersect at the retaining ring 9, and frictional force is generated at that part, making it difficult to completely tighten the string l. There was a point.

The present invention has been made in view of such conventional problems, and aims to solve the above problems by making it possible to latch and hold the string l simply by hooking it without passing it through a gap etc. .

[Means for Solving the Problems] In order to achieve the above object, the present invention provides a sailing device in which a person holds a sail on a board and glides on water or land using wind power, in which a mast attached to the board or A string is fixed to a boom attached to the mast and is attached to a retaining ring provided on the sail to apply tension to the sail, and a knob portion provided at one end of the string is used to apply tension to the sail. It has a locking notch, a winding part that slidably supports the middle part of the string that is wound around it, and a V groove that bites into and holds the other end of the inserted string; It is characterized in that the winding portion is arranged between the notch and the V-groove.

[Function] According to the present invention, the knob part provided at one end of the string is hooked to the notch and held, the middle part of the string is wrapped around the winding part, and the other end of the string is held. By biting into the V-groove, the string can be quickly and firmly tensioned and reliably latched, and a large tension can be applied to the sail.

[Example] Next, an example of the present invention will be described with reference to the drawings.

1 to 4 are diagrams showing one embodiment of the present invention.

First, to explain the configuration, numeral 10 shown in FIG. 4 is a board for gliding on water, numeral 11 is a fin attached to the rear of the bottom surface of the board 10, and numeral 12 is a fin attached to the front of the top surface of the board 10. It is a universal joint shaped like a drum. The universal joint 12 is made of a rubber-like elastic body, and its lower end is connected to the board 10 by a bolt.
At the same time, the lower end of the mast 13 is connected to the upper end, so that the mast 13 can be tilted forward, backward, left, and right with respect to the board 10, and can be rotated around its axis. are doing.

The mast 13 includes a hollow joint shaft 14 whose lower end is fixed to a universal joint 12, and a mast shaft 1 whose lower end is fitted onto the joint shaft 14.
5) and both shafts) 14.1
5 into the sail sleeve 16, the sail 17 is attached to the mast 13. 18 is a boom, and the front side is fixed by fixing means such as bolts) 1
It is connected to the middle part of No. 3 in the axial direction.

Reference numeral 20 denotes a mast string latching tool fixed to the lower end of the joint shaft 14, and the string 30 is stretched between it and the retaining ring 19 attached to the lower end of the mass 13 and tensioned. , a longitudinal tension can be applied to the sail 17 (see FIG. 1.2). As shown in detail in FIGS. 3(a) to 3(d), this mast string hook 20 includes a front member 21 and a rear member 22 made of synthetic resin, and these members 21.2.
It has a three-layer structure with a center member 23 made of a metal material interposed between two. And these three members 21
Two bolts 24 and 25 pass through the poles 24 and 23, and the mast string hook 20 is fixed to the mast 13 by both poles 24 and 25.

A roller 26 is rotatably supported on the bolt 25 via a bearing 27 and a sleeve 28, and is provided between a gap provided between the bearing piece 21a of the front member 21 and the partition piece 21b and between the partition piece 21b and the center member 23. One piece is interposed in each gap provided. A protrusion 29 protruding in the axial direction of the bolt 25 is provided at the lower end of each of the bearing piece 21a and the partition piece 21b.
Prevents detachment from the

The center member 23 also has protrusions 23a and 23b that protrude on both sides in the width direction and have curved tips to increase rigidity, and the curved portion of one of the protrusions 23a has a notch 31 that opens downward. A V-groove 32 opening downward is provided in the curved portion of the other protrusion 23b. The back surface of the rear member 22 is formed into a curved shape that matches the outer peripheral surface of the joint shaft 14.

Note that the two rollers 26 constitute a winding portion 33.

Next, the operation of this embodiment will be explained.

When strapping the string 30 between the mast string hooking tool 20 and the retaining ring 19, first attach the knob 3 to one end of the string 30.
0a, and its knob portion 30a is engaged with a notch 31 provided in the center member 23.

Next, the other end of the string 30 is passed through the hole of the retaining ring 19 by the number of rollers 26 that are the winding portions plus 1, and the roller 26 is
Form 6 rings in advance. Then, the first ring is wound around the lower surface of the roller 26 arranged on the shaft side of the mast string hooking tool 20, and the second ring is wound around the lower surface of the roller 26 arranged on the outside. Thereafter, the other end of the string 30 is pulled to apply tension to the sail 17 by the string 30, and then the other end of the string 30 is bitten into the groove 32 and stopped.

In this case, the winding portion 3 formed by the two rollers 26
3 are arranged in a layer between the notch 31 and the V-groove 32, and on the stopper 20 side, the string 30 can be wrapped around the winding part 33 without passing through the hole, and the winding part The cord 30 can be passed from the notch 31 to the V-groove 32 via the cord 33 without crossing it. Therefore, the string 30
The winding work can be done easily and quickly, and there are no crossing parts in the string 30.
Moreover, since the string 30 slides smoothly on the roller 26 portion, the string 30 can be strongly tensioned. Moreover, since the cord 30 is pulled through the two rollers 26, the sail 17 is pulled with four times the pulling force in this embodiment.
You can be nervous.

In addition, when removing the string 30, it is sufficient to release the engagement with the V-groove 32 and loosen the string 30.

A second embodiment of the present invention is shown in FIGS. 5(a) to 5(C).

In this embodiment, two rollers 34 are arranged side by side in the horizontal direction. Therefore, the axis of the pin 35 that rotatably supports the roller 34 is set parallel to the plane of the center member 23, and the partition piece 3 provided at the center of the front member 36
6a and the bearing pieces 36b provided at both ends are disposed above the roller 34, and the arm portion 36c is made smaller in diameter than the roller 34, so that the string 30 is connected to the arm portion 36c when tensioned. It is formed so that it does not come into contact with the

The other configurations and operations are the same as those of the embodiment described above, and the same effects as those of the embodiment described above can also be obtained by configuring it in this way.

Further, FIGS. 6 and 7 show a third embodiment of the present invention.

This embodiment shows a boom string hooking tool 40 applied to a boom end for hooking a tensioning string 50 to the end side of a boom 18 to hang a sail 17.

This boom string latching tool 40 is shown in FIGS. 6(a) and (
As shown in b), the stopper main body 41 is composed of an arc-shaped stopper main body 41 and connecting shaft portions 42 provided continuously at both ends thereof, and two guide grooves 44. 45 is provided, a convex portion 46 formed between both guide grooves 44 and 45 is used as a wrapping portion, and a groove is provided around the convex portion to prevent the cord 50 from coming off. The outer end of one guide groove 44 is provided with a notch 47 for locking the knob 50a provided at one end of the string 50, and the other guide groove 45 is provided with a notch 47 having a narrow inner side. A groove 48 is provided.

The operation of this embodiment is as follows.

As shown in FIG. 7, first, the knob portion 50a provided at one end of the string 50 is engaged with the notch 47 provided in one guide groove 44 of the stopper main body 41, and the other end of the string 50 The side is passed through the hole of the retaining ring 19 a number of times equal to the number of convex portions 46 which are winding portions plus one, that is, twice in this embodiment. Next, after wrapping the loop of the string 50 around the convex portion 46, the other end of the string 50 is pulled to apply tension in the lateral direction to the sail 17.

The other end of the string 50 is then bitten into the V-groove 48 to be stopped.

According to this embodiment as well, the string 5o can be latched simply and quickly and firmly as in the case of the previous embodiment.

In addition, in the above embodiment, an example was explained in which it is applied to a sailing device that glides on water, but the present invention is not limited to this. Of course, the present invention can be applied to any sailing device.

[Effects of the Invention] As described above, according to the present invention, the notch that locks the knob part of the string, the winding part that slidably supports the middle part of the string, and the string Since the structure has a V groove that bites into and holds the other end, the string is wound around the wrapping part without passing through the hole, and the string is crossed from the notch to the V groove via the wrapping part. It can be passed through without
In addition to being able to perform the work of winding the string easily and quickly, it is also possible to apply strong tension to the sail. Therefore, it is possible to provide a string latching device suitable for use in competitions that require rapid sail replacement.

[Brief explanation of the drawing]

Fig. 1 is a front view of a state in which a string is wound around an embodiment of the present invention, Fig. 2 is an explanatory view showing the procedure for winding the string, and Fig. 3 is a mast string according to the present invention. This figure shows an example of a body hanging device. Figure (a) is a front view, Figure (b) is a side view, Figure (C) is a sectional view taken along the line A-A in Figure (a), and Figure (C) is a cross-sectional view taken along line A-A in Figure (a). (d) is a bottom view, FIG. 4 is a side view showing the entire sailing device, FIG. 5 is another example of the mast string latching tool according to the present invention, and (a) is a bottom view. FIG. 6 is a front view, FIG. 6(b) is a side view, FIG. 6(C) is a bottom view, FIG. FIG. 7B is a front view, FIG. 7 is an explanatory view showing the procedure for winding the string, and FIG. 8 is a perspective view showing a conventional string hooking tool. 10: Board 13: Mast 17: Sail
18: Boom 19: Latching ring 20: Mast string latching tool 21.21A, 35: Front member 22: Rear member 23: Center member 2B, 34: Roller 30, 50: Strap 31.47: Notch
32.48: V grooves 30a, 50a: Knob portion 33: Wrap portion 40: Boom string latching tool 41: Stopper body 44, 45: Guide groove 46:
Convex part (wrapping part) Fig. 2 21t) (c) (cl) Fig. 5 (a) (b) (c) Fig. 6 (a)

Claims (3)

[Claims] (1) In a sailing device in which a person holds the sail on a board and glides on water or land using wind power, a retaining ring fixed to a mast attached to the board or a boom attached to the mast and provided on the sail. A tension force is applied to the sail by passing a string between the ends of the string, and a notch provided at one end of the string for locking a knob, and a midway portion of the string being wound around. A winding part that supports slidably and a V that bites into and holds the other end of the inserted string.
A string hooking tool for a sailing device, characterized in that the hooking part is arranged between the notch and the V-groove. (2) The string hooking device for a sailing device according to claim 1, wherein the winding portion is composed of a roller that comes into contact with the string. (3) The string hooking device for a sailing device according to claim 1, wherein the winding portion is comprised of a convex portion having a guide groove on the outer periphery that contacts the string.