JPH10262506A - Fishing rod - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a fishing rod having jointing structure so as not to rotate the rod pipe(s) even if a torsional torque is developed on one of the rod pipes jointed to each other and so as to enable quick jointing operation. SOLUTION: This fishing rod is designed to have such structure as to mutually joint front and rear rod pipes 12, 10 and comprise an engagement structure having such connective engagement planes 10K, 12K that, when a torsional torque is applied to one of the rod pipes, the torque is transmitted therethrough to the other engaged with the former and a cylinder member 14 enabling tightly bind the outer circumference of the front side rod pipe 12 and that of the rear side rod pipe 10 to each other both in the front and rear of the engagement structure, and the tightly bound structure composed of the front and rear rod pipes and the cylinder member is gradually tapered in the longitudinal direction or has an area with noncircular cross-sectional shape, and there is one of structures 12H, 14F:10H, 14R each of which is tightly bindable by a revolving operation of 360 degree or less.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fishing rod characterized by a structure for joining rod pipes.

[0002]

2. Description of the Related Art As a joint structure of rod pipes, a practically open flat 2 is used.
In JP-A-113969, a fishing rod having an external guide is provided with a step-like connecting engagement surface so that the rod pipes do not rotate independently of each other, and outer circumferences of both rod pipes before and after the step are tightened by a nut member. A disclosed structure is disclosed. In a fishing rod with an external guide and this joint structure,
When a large fish is hooked on the device, the torsion force acts on the rod pipe due to the presence of the external guide. However, the presence of the step-like coupling engagement surface prevents the front rod pipe from rotating and causing the external guide to shift. Is done.

[0003]

However, when tightening the nut member, a large number of screwing rotation operations must be performed, and performing such a tightening operation at the time of joining is troublesome.

Accordingly, the present invention is directed to a fishing rod having a joint structure in which even if a torsional torque is generated in one of the joined rod pipes, the rod pipe does not rotate and the splicing can be performed by a quick operation. The purpose is to provide.

[0005]

SUMMARY OF THE INVENTION In view of the above-mentioned object, the present invention relates to a structure in which front and rear rods are joined, and when a torsion torque is applied to one of the rods, the other rod engaged with the rod is engaged. An engagement structure having a coupling engagement surface for transmitting the torque to the pipe, and a tubular member capable of being fastened to an outer periphery of a front rod tube and an outer periphery of a rear rod tube before and after the engagement structure; The fastening structure between the pipe and the tubular member is either a loosely tapered fastening structure in the longitudinal direction or a structure that has a non-circular region in cross-sectional shape and can be fastened by a rotation operation of 360 degrees or less. The present invention provides a fishing rod characterized by having:

In the case where the front and rear rod pipes do not rotate relative to each other due to the coupling engagement surface to which the torsional torque is transmitted, and the fastening structure of the tubular member has a gentle tapered structure in the longitudinal direction. , Can be fastened by linear movement (push) of the cylinder member,
Further, in the case of a structure having a non-circular cross-sectional shape and which can be fastened by a rotation operation of 360 degrees or less, the fastening can be performed by a rotation operation of at most one rotation or less. It becomes possible by operation. Further, the fastening can be released by the movement in the opposite direction to the pushing or the rotation in the opposite direction of the fastening rotation.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in more detail with reference to an embodiment shown in the accompanying drawings. 1 is a side view of a fishing rod according to a first embodiment of the present invention, FIG. 2 is an enlarged partial cross-sectional view of a main part, FIG. 3 is a cross-sectional view taken along line CC of FIG.
FIG. 4 is a cross-sectional view taken along line D-D of FIG. A front rod 12 is connected to a front side of the rear rod 10 by using a tubular member 14. The rear rod tube 10 includes a reel fixing portion 16.
, And a spinning reel 18 is attached thereto. External guides G1,
G2, G3, G4, G5, and G6 are mounted, and the fishing line 20 drawn from the spinning reel is drawn to the pole tip through each of these guides.

As shown in FIG. 2, the front end of the rear rod 10 has a connection engaging surface 10K formed in a step shape, and the rear end of the front rod 12 is the front end of the rear rod 10. The connecting engagement surface 12 </ b> K is formed to have substantially the same outer diameter as that of the connecting portion and to engage with the connecting engagement surface 10. A tubular member 14 is used for joining the two rod pipes together. As for the order of assembling the rods at the time of manufacture, after the molded front rod pipe 12 is inserted into the cylindrical member 14, each of the guides is connected to the front rod pipe 12.
Attach to.

On the outer periphery near the front end of the rear rod 10 is approximately 1
A flat portion 10H is formed at two places opposite to each other by 80 degrees, and a rear inner surface of the tubular member 14 forms a flat portion 14R facing the flat portion 10H, and the rod tube 10 and the tubular member 1 are formed.
Reference numeral 4 designates a freely movable back and forth in a fitted state in a predetermined range. Similarly, on the outer periphery near the rear end of the front rod tube 12, approximately 1
A flat portion 12H is formed at two places opposite to each other by 80 degrees, and a front inner surface of the tubular member 14 forms a flat portion 14F facing the flat portion 12H, and the rod tube 12 and the tubular member 1 are formed.
Reference numeral 4 designates a freely movable back and forth in a fitted state in a predetermined range.

The two rod tubes 10 and 12 are prevented from rotating relative to each other due to the action of the connecting engagement surface. If the cylindrical member 14 is rotated by about 90 degrees in either direction, the cylindrical member 14 The flat portion 14R is pressed and fastened to the arc-shaped outer peripheral surface of the rod tube 10,
The flat portion 14F is pressed and fastened to the arc-shaped outer peripheral surface of the rod tube 12. Therefore, both rod pipes can be fastened and joined by a quick operation such as a rotation operation of about 1/4. If it is rotated about 90 degrees in any direction (the direction opposite to the tightening direction or the same direction), the plane portions of each rod tube and the cylindrical member face each other (the state of FIGS. 3 and 4). ), The seam can be released.

In the above embodiment, each pair of the flat portions is provided, but one or three or more flat portions may be provided. In any case, the turning operation and the releasing operation can be performed by one action, and the operability is extremely improved. Further, if the cross section is non-circular, it need not be a flat portion.

FIG. 5 shows a main part of the fishing rod according to the second embodiment. The front end of the rear rod tube 10 has a connection engaging surface 10K formed in a step shape as shown in FIG. The rear end of the front rod tube 12 is formed to have substantially the same outer diameter as the front end of the rear rod tube 10, and forms a connection engagement surface 12K that is engaged with the connection engagement surface 10. ing. The outer periphery of the rear part of the connection engagement surface 10K of the rod tube 10 is formed in a gentle front tapered portion 10T, and the outer periphery of the front part of the connection engagement surface 12K of the rod tube 12 has a gentle front. Thin taper part 1
It is formed in 2T. A tubular member 14 is used to join the two rod pipes 10 and 12 together. By simply sliding the tubular member 14 in the original direction (rearward) of the fishing rod, each rod pipe 1 is moved.
The outer circumferences of the cylinders 0 and 12 and the inner circumference of the cylindrical member 14 are pressed against each other, so that the both pipes can be fastened and joined via the cylindrical member 14.

The rod pipes thus joined are prevented from rotating relative to each other, and can be joined by pressing engagement of the tapered portion, so that a straightening operation and a releasing operation in the opposite direction can be performed in one action. Operation
Quick splicing becomes possible.

FIG. 6 shows a main part of a fishing rod according to a third embodiment, which is similar to the first embodiment. The difference is that the cylindrical members 14 have a structure in which they rotate independently of each other. The description is omitted because it is the same as that of the first embodiment. The tubular member 14 regulates and connects the rear member 14A and the front member 14B via the intermediate member 14C so as not to be separated in the longitudinal direction, and the rear member 14A and the front member 14B are independent of each other. It is configured to be rotatable. Therefore, it is easy to apply a force to the rotation operation of each member, and reliable engagement is possible.

FIGS. 7 to 9 show front and rear rod pipes 10 and 12.
FIGS. 7A and 7B show another embodiment of the coupling engagement surface for transmitting the torsional torque to the torsion torque.
It is formed of 12K ', and is easy to mold. In FIG. 8, a concave portion is formed on the rear rod tube 10 and a convex portion that can be engaged with the concave portion is formed on the front rod tube 12, thereby forming the coupling engagement surfaces 10K ′ and 12K ′ that can transmit torsional torque. doing. FIG.
In FIG. 8, a plurality of recesses and protrusions in FIG. 8 are set, and the shapes of the recesses and protrusions are formed in valleys and peaks. Therefore, the surface pressure transmitted to each of the coupling engagement surfaces 10K 'and 12K' is dispersed, so that it is possible to prevent the occurrence of a local pressing force, and the reliability of the joint portion is improved.

In addition to the above, the fastening and joining by the cylindrical member may be configured to combine a rotation operation and a linear movement operation. That is, one outer periphery of the rod pipe is formed in a tapered shape as shown in FIG. 5, and the other has a flat portion as shown in FIGS. 3 and 4, and the tubular member 14 has a corresponding configuration. In addition, in one set of fishing rods, there may be a plurality of joints as described above, instead of one joint.

[0017]

As is apparent from the above description, according to the present invention, even if a torsional torque is generated in one of the spliced rod pipes, the rod pipes do not rotate and the splicing operation is performed quickly. It is possible to provide a fishing rod having a joining structure that can be realized by the above.

[Brief description of the drawings]

FIG. 1 is a side view of a first embodiment of a fishing rod according to the present invention.

FIG. 2 is an enlarged partial cross-sectional view of a main part.

FIG. 3 is a cross-sectional view taken along line CC of FIG. 2;

FIG. 4 is a cross-sectional view taken along a line DD in FIG. 2;

FIG. 5 is a sectional view of a main part of a second embodiment of the fishing rod according to the present invention.

FIG. 6 is a sectional view of a main part of a third embodiment of a fishing rod according to the present invention.

FIG. 7 is a view showing another embodiment of the coupling engagement surface of the first embodiment.

FIG. 8 is a view showing another embodiment of the coupling engagement surface of the first embodiment.

FIG. 9 is a view showing another embodiment of the coupling engagement surface of the first embodiment.

[Explanation of symbols]

 Reference Signs List 10 rear rod pipe 12 front rod pipe 10K, 12K coupling engagement surface 14 cylinder member

Claims (1)

[Claims] 1. A structure for joining front and rear rod pipes, wherein when a torsion torque is applied to one of the rod pipes, a coupling engagement surface on which the torque is transmitted to the other rod pipe engaged is provided. An engaging structure having a tubular member capable of being fastened to the outer periphery of the front rod tube and the outer periphery of the rear rod tube before and after the engaging structure. A fishing rod characterized by having either a loosely tapered fastening structure or a structure having a non-circular region in cross-sectional shape and capable of being fastened by a rotation operation of 360 degrees or less.