JP2005349031A5 - - Google Patents

Claims (22)

A batting or similar bat,
A grip formed of plastic or wood, having a front end and a rear end, the outer diameter of the body portion increasing from the front end to the rear end;
A core pipe formed of fiber reinforced plastic or metal and embedded in the grip;
A ball striking surface formed of metal or fiber reinforced plastic and having a front end and a rear end;
It is formed of a suitable material so as to have a predetermined weight and elasticity, and is mounted between the rear end of the grip and the front end of the striking surface, and includes at least one joint constituting the entire bat by connecting the both. ,
The bat is characterized in that the joint is made of wood .   The bat according to claim 1, wherein a part of the joint enters inside the front end of the hitting surface.   The bat according to claim 1, wherein one end of the core pipe passes through the joint.   The bat according to claim 1, comprising at least one balance weight mounted in the core pipe.   The bat according to claim 1, comprising at least one vibration absorbing block attached to the core pipe. A batting or similar bat,
A grip formed of plastic or wood, having a front end and a rear end, the outer diameter of the body portion increasing from the front end to the rear end;
A core pipe formed of fiber reinforced plastic or metal and embedded in the grip, and one end of which protrudes from the rear end of the grip to a predetermined length to form an exposed portion;
A first joint formed of an appropriate material so as to have a predetermined weight and elasticity, and attached to an exposed portion of the core pipe;
It is made of metal or fiber reinforced plastic, has a front end and a rear end, and includes a ball striking face that constitutes the entire bat by connecting the joint inside the front end and connecting with the grip .
The bat is characterized in that the first joint is made of wood . The bat according to claim 6 , wherein the joint and the hitting surface have mutual auxiliary portions on their contact surfaces to increase the joint strength between them. It has a second joint that is formed of a suitable material so as to have a predetermined weight and elasticity, and is attached to the exposed portion of the core pipe so as to be located behind the first joint and between the grip and the hitting surface. The bat according to claim 6 . The bat according to claim 8 , wherein the second joint is made of wood. The bat according to claim 8 , wherein the second joint is a plastic annular body. The bat according to claim 6 , further comprising at least one balance weight mounted in the core pipe. The bat according to claim 6 , further comprising at least one vibration absorbing block attached to the core pipe. A batting or similar bat,
A grip formed of plastic or wood, having a front end and a rear end, the outer diameter of the body portion increasing from the front end to the rear end;
A core pipe formed of fiber-reinforced plastic or metal and embedded in the grip, and an exposed portion is formed by projecting one end of the grip from the rear end of the grip to a predetermined length;
A first joint formed of a suitable material so as to have a predetermined weight and elasticity, attached to an exposed portion of the core pipe, and having a fitting portion and an exposed portion;
A ball striking surface made of metal or fiber reinforced plastic and having a front end and a rear end, wherein the fitting portion of the joint is fitted inside the front end, and the exposed portion of the joint is fitted between the grip and the ball striking surface, and is connected to the bat. With a ball striking surface constituting the whole ,
The bat is characterized in that the first joint is made of wood . The bat according to claim 13 , wherein the fitting portion and the hitting surface of the joint have mutual auxiliary portions on their contact surfaces to increase the joint strength between them. Between the fitting portion and the exposed portion of the joint, an annular shoulder surface is provided, so that after the fitting portion is fitted to the ball striking surface, the shoulder surface and the front end surface of the ball striking surface can be joined. The bat according to claim 13 . 16. The bat according to claim 15 , further comprising an elastic cushion sandwiched between the shoulder surface and the front end surface of the hitting surface. 2. A second joint that is formed of a suitable material so as to have a predetermined weight and elasticity, and is attached to an exposed portion of the core pipe so as to be positioned between the grip and the hitting surface. The bat according to 13 . The bat according to claim 17 , wherein the exposed portion of the first joint is fitted inside one end of the second joint. The bat according to claim 17 , wherein the second joint is made of wood. The bat according to claim 17 , wherein the second joint is a plastic annular body. The bat according to claim 13 , comprising at least one balance weight mounted in the core pipe. The bat according to claim 13 , comprising at least one vibration absorbing block attached to the core pipe.