JP2004105658A - Billiard cue stick - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cue with which a difference in impact generated when shooting a ball is easily recognizable by everyone. <P>SOLUTION: A shaft 1 and a bat 2 are composed of mutually different multilayered compositions. The shaft 1 has a plurality of layers from its center to the outer surface with the central layer 10 made of a light weight material. A reinforcing cylindrical member 13 is provided on the outer surface of the central layer 10, and the outer layer 12 is made of a solid material. The shaft 1 has a rodlike body provided with an adhesive elastic member 11 having adhesiveness and elasticity between the reinforcing cylindrical member 13 and the outer layer 12. The bat 2 has plural layers from its center to the outer surface, and the central layer 20 and the outer layer 22 are made of a solid material. A reinforcing cylindrical member 23 is provided on the outer surface of the central layer 20, and the bat 2 has a rodlike body provided with an adhesive elastic member 21 having adhesiveness and elasticity between the reinforcing cylindrical member 23 and the outer surface 22. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a billiard cue stick formed by connecting a shaft and a bat, and more particularly, to a billiard cue stick having a multilayer structure of a shaft and a bat.
[0002]
[Prior art]
The billiard cue stick is configured by connecting a shaft and a bat in a separable manner, and both the shaft and the bat have conventionally been formed mainly by processing a wooden material.
[0003]
The outer shape of the shaft and bat of the billiard cue stick was a slightly tapered outer surface in the form of a frustoconical rod with a gentle slope, and the inside was filled with a single material or a material having a multilayer structure.
[0004]
The applicant of the present application has proposed a cue for billiards in which the same material called wooden is made into a multilayer structure by Japanese Patent Application No. 11-251799 (prior art 1). Application No. 2000-10979 (Prior Art 2). Furthermore, the present applicant has proposed a billiard cue having a hollow portion in Japanese Patent Application No. 2000-173898 (prior art 3).
[0005]
According to Prior Art 1, the applicant of the present application has described "a billiard cue characterized in that a butt portion and / or a shaft portion of a cue are composed of a core material and a peripheral material provided around the core material". Has been disclosed.
[0006]
Prior art 2 also discloses that “a billiard cue is characterized in that a billiard cue shaft and / or bat is formed of a rod-shaped body having a multilayer structure made of different materials.
And a billiard cue, wherein a shaft and / or a bat of the billiard cue is formed of a rod-shaped body having a multilayer structure made of a different material from a rod central portion to an outer peripheral surface layer,
And a billiard cue wherein the shaft and / or bat of the billiard cue is formed of a rod-shaped body having a three-layer structure made of a different material from a rod central portion to an outer peripheral surface layer;
And a billiard cue, wherein a shaft and / or a bat of the billiard cue is formed of a rod-shaped body having a two-layer structure made of a different material from a rod central portion to an outer peripheral surface layer,
And a billiard cue in which a shaft and / or a bat of a billiard cue is formed of a rod-shaped body having a multilayer structure made of a different material from a rod central portion to an outer peripheral surface layer, and a through-hole is provided at the center of the multilayer structure. Have been.
[0007]
[Problems to be solved by the invention]
Even for beginners, beginners, and intermediate players, even if a billiard cue made of a single material, a multi-layer structure made of a single material, or a multi-layer structure made of different materials, the cue is slightly off the center of the ball. There is a problem that it is difficult to control the ball because the change given to the ball when hit by the ball tends to be large. Therefore, it took a lot of time and effort to enjoy the game with fun.
[0008]
Also, in the case of a billiard cue having a hollow portion as in the prior art 3, the hitting sound when hitting the ball is high, and the vibration wave felt by the player's hand when hitting the ball is hard, giving a subtle feeling. There was a problem that it was difficult.
[0009]
[Means for Solving the Problems]
In order to solve these problems, in a billiard cue stick formed by connecting a shaft and a bat,
The shaft and bat have a multilayer structure,
The shaft has a plurality of layers from the center to the circumferential direction, the center layer is made of a lightweight member such as a foamed plastic material, the outer layer is made of a hard member, and has adhesiveness and elasticity between the center layer and the outer layer. A rod-shaped body provided with an adhesive elastic member,
A bat, in which a plurality of bats are arranged in a circumferential direction from a center, a center layer and an outer layer are made of a hard member, and a stick-like body is provided between the center layer and the outer layer with an adhesive elastic member having adhesiveness and elasticity. We propose a billiard cue stick characterized by the following.
[0010]
In a billiard cue stick consisting of a shaft and a bat,
While the shaft and the bat have a multilayer structure, the multilayer structure of the shaft and the multilayer structure of the bat are different from each other,
The shaft has a plurality of layers in the circumferential direction from the center, the center layer is made of a lightweight member such as a foamed plastic material, a reinforcing tube portion is provided on the outer peripheral side of the center layer, and the outer layer is formed of a hard member, and the reinforcing tube portion is formed. A rod-shaped body formed by providing an adhesive elastic member having adhesiveness and elasticity between the outer peripheral layer and the adhesive, and
The bat has a plurality of layers in the circumferential direction from the center, the center layer and the outer peripheral layer are made of a hard member, and a reinforcing cylindrical portion is provided on the outer peripheral surface of the central layer, and adhesiveness and elasticity are provided between the reinforcing cylindrical portion and the outer peripheral layer. The present invention proposes a cue stick for billiards, which is a rod-shaped body provided with an adhesive elastic member having a property and a reinforcing cylindrical portion and an outer peripheral layer are adhered.
[0011]
Furthermore, in a billiard cue stick formed by connecting a shaft and a bat,
While the shaft and the bat have a multilayer structure, the multilayer structure of the shaft and the multilayer structure of the bat are different from each other,
The shaft is composed of a plurality of layers from the center to the circumferential direction.The center layer is made of a lightweight member such as a foamed plastic material. A rod-shaped body made of a member and provided with an adhesive elastic member having adhesiveness and elasticity between the reinforced cylindrical portion and the outer peripheral layer and bonded together,
The bat has a plurality of layers in the circumferential direction from the center, the center layer is made of a hard member made of a wooden material or a hard plastic material, and the outer layer is made of a hard member made of a wooden material or a hard plastic material. The present invention proposes a cue stick for billiards, which is a rod-shaped body in which an adhesive elastic member having adhesiveness and elasticity is provided between and a central layer and an outer peripheral layer are adhered.
[0012]
The hard member of the outer peripheral layer is a hard member formed of a rod-like body formed by combining a plurality of pieces of wood having different properties in a longitudinal direction, a width direction, or a multilayer direction from the center to the outer periphery in a multilayer direction. The billet cue sticks described in columns 0011 to 0011 are proposed.
[0013]
BEST MODE FOR CARRYING OUT THE INVENTION
FIG. 1 shows an embodiment of the present invention, and FIG. 1 is a partially cutaway longitudinal sectional explanatory view of a first embodiment of a shaft of a billiard cue stick, FIG. 2 is also a sectional view taken along the line AA of FIG. FIG. 3, which is a partially cutaway longitudinal explanatory surface of the first embodiment of the bat, FIG. 4, which is also a sectional view taken along the line BB of FIG. 3, and a partially notched longitudinally explanatory explanatory surface of the second embodiment of the billiard cue stick bat. A description will be given based on FIG. 5, FIG. 6 which is also a cross-sectional view taken along the line CC of FIG. 5, and FIG. 7 which is a partially cutaway front view of the entire state in which the shaft and the butt are connected.
[0014]
The shaft 1 and the butt 2 (2a, 2b) of the billiard cue stick shown in FIGS. 1 to 7 according to the embodiment of the present invention are each an elongated frustoconical rod having a tapered shape with a gentle outer shape. A multilayer structure having a plurality of layers each extending from the center in the circumferential direction, and having a portion bonded by an adhesive elastic member having adhesiveness and elasticity (flexibility) between the plurality of layers.
[0015]
In the shaft 1 of the billiard cue stick according to the embodiment of the present invention shown in FIGS. 1 and 2, the central layer 10 is made of a lightweight material such as a foamed plastic material, for example, a foamed urethane foam material. A reinforcing cylindrical portion 13 is provided on the outer peripheral side of the central layer 10 to cover the outer peripheral surface of the central layer 10. The reinforcing tubular portion 13 is a thin rigid tubular body having a thickness of 1 mm or less made of a material such as a glass fiber material (FRP material) or a metal material. The outer peripheral layer 12 is made of a hard member made of a wooden material or a hard plastic material. An adhesive elastic member 11 having adhesiveness and elasticity is provided between the outer peripheral surface of the reinforcing cylindrical portion 13 and the inner peripheral surface of the outer peripheral layer 12. The adhesive elastic member 11 has an adhesive action that does not easily deteriorate with time and a semi-permanent elasticity or flexibility, and has an adhesive action and a cushioning action between the central layer 10 and the reinforcing cylindrical portion 13. .
[0016]
A method for manufacturing the shaft 1 according to this embodiment will be described. The center of rod-shaped processed wood whose outer shape is an elongated frustoconical shape and becomes the outer peripheral layer 12 is pierced in the longitudinal direction with a drill machine or the like to form an elongated elongated hole. Next, the adhesive elastic member 11 is inserted into the long hole. Since the adhesive elastic member 11 has fluidity, it can be inserted into an elongated hole.
[0017]
Next, a foamed urethane foam material or the like, which is a foamed plastic material to be the center layer 10, is inserted in advance into a pipe hole made of a thin metal or glass fiber which has been processed into a pipe shape to be the reinforcing cylindrical portion 13. The reinforced cylindrical portion 13 into which the material has been inserted is inserted into the elongated hole of the outer peripheral layer 12 into which the adhesive elastic member 11 is inserted. The reinforced tubular portion 13 with nothing inserted into the long hole of the outer peripheral layer 12 is inserted first, and the urethane foam material or the like, which is a foamed plastic material, is inserted into the pipe hole of the reinforced tubular portion 13 later. Alternatively, the central layer 10 may be formed.
[0018]
Thus, the shaft 1 is provided with a lightweight member made of a foamed urethane foam material, which is a foamed plastic material, as the center layer 10, and a reinforcing tube made of a metal or glass fiber material processed into a pipe shape on the outer peripheral side thereof. A portion 13 is disposed, a hard member made of a wooden material or a hard plastic material is disposed on the outer peripheral layer 12, and a semi-permanent elastic between the reinforced cylindrical portion 13 and the outer peripheral layer 12 is not solidified over time, An adhesive elastic member 11 having flexibility is provided.
[0019]
A tap 14 and a ferrule 15 are provided at the tip of the shaft 1 of the billiard cue stick, and a joint 16 is provided at the rear end, which is a connection with the bat 2, to form a female screw. Is done.
[0020]
The bat 2 of the first embodiment of the billiard cue stick of the present invention shown in FIGS. 3 and 4 has a plurality of layers from the center to the peripheral surface direction, and the center layer 20 and the outer layer 22 are made of a hard material. Is provided on the outer peripheral side of the base member, an adhesive elastic member 21 having adhesiveness and elasticity is provided between the reinforced cylindrical portion 23 and the outer peripheral layer 22, and the reinforced cylindrical portion 23 and the outer peripheral layer 22 are bonded to each other. Rod-shaped body.
[0021]
In this embodiment, the center layer 20 is formed from a hard member made of a wooden material or a hard plastic material. The outer peripheral layer 22 is formed from a hard member made of a wooden material or a hard plastic material. The reinforcing cylindrical portion 23 is a thin rigid cylindrical body having a thickness of 1 mm or less made of a material such as a glass fiber material (FRP material) or a metal material. An adhesive elastic member 21 having adhesiveness and elasticity is provided between the outer peripheral surface of the reinforced cylindrical portion 23 and the inner peripheral surface of the outer peripheral layer 22. The adhesive elastic member 21 having a high elasticity or flexibility has an adhesive action and a cushioning action between the reinforcing cylindrical portion 23 and the outer peripheral layer 22.
[0022]
The second embodiment of the bat 2b shown in FIGS. 5 and 6 is made of the same material and configuration as the shaft 2a of the first embodiment except that the reinforced tubular portion 23 is not provided. Since the reinforcing cylindrical portion 23 is not provided, an adhesive elastic member 21 having adhesiveness and elasticity is provided between the outer peripheral surface of the center layer 20 and the inner peripheral surface of the outer peripheral layer 22 so that the central layer 20 and the outer peripheral layer are directly provided. 22 are adhered.
[0023]
A method of manufacturing the bat 2 (2a, 2b) of the billiard cue stick will be described. In this embodiment, the hard member forming the outer peripheral layer 22 is made of wood having different properties, for example, wood having different properties such as hard, soft, strong, weak, heavy, and light. From the outer periphery to the outer periphery to form a rod. The rod-shaped body has an outer shape that is thicker than the shaft 1 and is a long and narrow frusto-conical shape connected to the joint 16 of the shaft 1 and continuous. Then, a center portion of the rod-shaped body is perforated in a longitudinal direction by a boring machine or the like to form an elongated slot. Next, the adhesive elastic member 21 is inserted into the long hole. Since the adhesive elastic member 21 has fluidity, it can be inserted into an elongated hole. As another embodiment, the hard member forming the outer peripheral layer 22 may be formed by processing a single-layer wooden material or hard plastic material to form a rod.
[0024]
Next, a hard member made of a wooden material or a hard plastic material serving as the center layer 20 is inserted in advance into a pipe hole made of a thin metal or glass fiber which has been processed into a pipe shape serving as the reinforcing cylindrical portion 23, Is inserted into the elongated hole of the outer peripheral layer 22 in which the adhesive elastic member 21 is inserted. In addition, a reinforced tubular portion 23 having nothing inserted therein is inserted into the long hole of the outer peripheral layer 22 first, and a hard member made of a wooden material or a hard plastic material is inserted into a pipe hole of the reinforced tubular portion 23 later. Alternatively, the center layer 20 may be formed.
[0025]
Thus, in the bat 2a of the first embodiment, a hard member made of a wooden material or a hard plastic material is disposed on the center layer 20, and a metal or glass processed into a pipe shape is provided on the outer peripheral side of the center layer 20. A reinforcing cylindrical portion 23 made of a fiber material is disposed, a hard member made of a wooden material or a hard plastic material is disposed on the outer peripheral layer 22, and the solidified member between the reinforcing cylindrical portion 23 and the outer peripheral layer 22 is hardened with time. First, an adhesive elastic member 21 having semi-permanent elasticity and flexibility is provided.
[0026]
The bat 2b according to the second embodiment has a configuration in which the reinforced tubular portion 23 is removed from the first embodiment, and after inserting a fluid adhesive elastic member 21 into a long hole of the outer peripheral layer 22, the bat 2b is connected to the central layer 20. A hard member made of a wooden material or a hard plastic material is directly inserted into a long hole of the outer peripheral layer 22 to produce the hard disk. Thus, in the bat 2b of the second embodiment, a hard member made of a wooden material or a hard plastic material is disposed on the center layer 20, and the semi-permanent material between the center layer 20 and the outer peripheral layer 22 is not solidified with the passage of time. An adhesive elastic member 21 having a natural elasticity and flexibility is provided, and an outer peripheral layer 22 made of a hard member made of a wooden material or a hard plastic material is provided on the outer peripheral side.
[0027]
The bats 2a and 2b of the billiard cue sticks each have a male screw, which is a joint 24, formed at the tip, and the male screw is fixed to a hard member of the center layer 20. The joints 24 of the butts 2 a and 2 b are connected to the joint 16 of the shaft 1. At the rear ends of the bats 2a and 2b, a tail wheel 25 and a tail rubber 26 are provided. Reference numeral 27 denotes a grip, which wraps a thread, leather, rubber, or the like around the surface of the outer peripheral layer 22 to prevent slippage.
[0028]
The thus-formed shaft 1 of the billiard cue stick and the butt 2 (2a, 2b) are connected by screwing together the female screw of the joint 16 and the male screw of the joint 24, as shown in FIG. Form a single billiard cue stick.
[0029]
【The invention's effect】
ADVANTAGE OF THE INVENTION According to the cue stick for billiards of this invention, the interaction of the lightweight member which consists of foamed plastic etc. which forms the center layer of a shaft, and the hard member which forms the center layer of a bat part, and solidifies with time with several layers Since a semi-permanent elastic and flexible adhesive elastic member is provided without any need, anyone can very easily sense the difference in shot feeling generated at the time of striking the ball. It is now possible.
[0030]
In general, when a ball is hit with a cue stick for billiards and a left and right spin is applied when the ball advances, the ball is shifted left and right. However, according to the billiard cue stick of the present invention, when the ball is struck, the left and right misalignment that occurs in the ball can be made extremely small as compared with the conventional art, so that a stable line can be drawn.
[0031]
ADVANTAGE OF THE INVENTION According to the cue stick for billiards of this invention, when it hits a ball, it has higher resilience than the conventional cue stick for billiards, and can give big energy to a ball. Therefore, the same energy can be given to the ball with a small stroke, so that the hit point of the ball can be accurately aimed, and the ball control is facilitated. Therefore, there is an effect that beginners and intermediates can easily acquire the skills, improve their skills quickly, and enjoy the game more.
[0032]
Further, since the shaft is filled with a lightweight member made of foamed plastic or the like without making the center layer hollow, there is a noise reduction effect that the hitting sound when hitting the ball is reduced. Due to the lowering of the hitting sound, the feeling of the subtle vibration transmitted to the player's hand is improved, which has an effect of improving the play.
[0033]
Further, by providing the reinforcing cylinder portion made of a glass fiber material or the like on the shaft and the bat, the strength of the entire cue stick is improved, and there is an effect that the cue stick is strengthened against breakage and damage.
[Brief description of the drawings]
FIG. 1 is a partially cutaway longitudinal sectional view showing a first embodiment of a billiard cue stick shaft of the present invention; FIG. 2 is a sectional view taken along line AA of FIG. 1; FIG. 3 is a billiard cue stick of the present invention; FIG. 4 is a cross-sectional explanatory view taken along the line BB of FIG. 3; FIG. 5 is a partially cut-away vertical view showing a second embodiment of a billiard cue stick shaft according to the present invention; Explanatory plane [FIG. 6] Cross-sectional explanatory view of the CC line in FIG. 5 [FIG. 7] Front view of partially cutout whole with billiard cue stick shaft and bat connected to each other according to the embodiment of the present invention [Explanation of reference numerals]
1 shaft 10 center layer (lightweight member made of foamed plastic material etc.)
11 adhesive elastic member 12 outer layer (hard member made of wooden material etc.)
13 Reinforced tube (glass fiber material)
14 tap 15 ferrule (point angle)
16 Joint part (female screw)
2 (2a, 2b) Bat 20 Central layer (hard member made of wooden material etc.)
21 Adhesive elastic member 22 Outer layer (hard member made of wooden material etc.)
23 Reinforced cylinder (glass fiber material) (first embodiment)
24 Joint part (male screw)
25 butt wheel 26 butt rubber 27 grip

Claims (4)

In a cue stick for billiards that connects a shaft and a bat,
The shaft and bat have a multilayer structure,
The shaft has a plurality of layers from the center to the circumferential direction, the center layer is made of a lightweight member such as a foamed plastic material, the outer layer is made of a hard member, and has adhesiveness and elasticity between the center layer and the outer layer. A rod-shaped body provided with an adhesive elastic member,
A bat, in which a plurality of bats are arranged in a circumferential direction from a center, a center layer and an outer layer are made of a hard member, and a stick-like body is provided between the center layer and the outer layer with an adhesive elastic member having adhesiveness and elasticity. A cue stick for billiards, characterized in that: In a cue stick for billiards that connects a shaft and a bat,
While the shaft and the bat have a multilayer structure, the multilayer structure of the shaft and the multilayer structure of the bat are different from each other,
The shaft has a plurality of layers in the circumferential direction from the center, the center layer is made of a lightweight member such as a foamed plastic material, a reinforcing tube portion is provided on the outer peripheral side of the center layer, and the outer layer is formed of a hard member, and the reinforcing tube portion is formed. A rod-shaped body formed by providing an adhesive elastic member having adhesiveness and elasticity between the outer peripheral layer and the adhesive, and
The bat has a plurality of layers in the circumferential direction from the center, the center layer and the outer peripheral layer are made of a hard member, and a reinforcing cylindrical portion is provided on the outer peripheral surface of the central layer, and adhesiveness and elasticity are provided between the reinforcing cylindrical portion and the outer peripheral layer. A cue stick for billiards, wherein the stick is a rod-shaped body provided with an adhesive elastic member having a property and a reinforcing cylindrical portion and an outer peripheral layer are adhered. In a cue stick for billiards that connects a shaft and a bat,
While the shaft and the bat have a multilayer structure, the multilayer structure of the shaft and the multilayer structure of the bat are different from each other,
The shaft is composed of a plurality of layers from the center to the circumferential direction.The center layer is made of a lightweight member such as a foamed plastic material. A rod-shaped body made of a member and provided with an adhesive elastic member having adhesiveness and elasticity between the reinforcing cylindrical portion and the outer peripheral layer and bonded together,
The bat has a plurality of layers in the circumferential direction from the center, the center layer is made of a hard member made of a wooden material or a hard plastic material, and the outer layer is made of a hard member made of a wooden material or a hard plastic material. Cue sticks for billiards, characterized in that they are rod-shaped bodies provided with an adhesive elastic member having adhesiveness and elasticity between them and a central layer and an outer peripheral layer adhered to each other. The hard member of the outer peripheral layer is a hard member formed of a rod-like body formed by processing a plurality of woods having different properties in a longitudinal direction, a width direction or a multilayer direction from the center to the outer periphery in a multilayer direction. The billiard cue stick according to claim 1.

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