Fishing rod

JP2025033350APending Publication Date: 2025-03-13SHIMANO INC
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Patent Information

Application Number
JP2023139018
Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
Filing Date
2023-08-29
Publication Date
2025-03-13

AI Technical Summary

Benefits of technology

【0026】 本発明によれば、竿体が電波遮蔽の材料で構成されている場合であっても、アンテナで送受信する電波を効率よく透過させることができ、通信距離の延長や消費電力の低減を図ることができるとの効果が得られる。

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Abstract

To make it possible to efficiently transmit radio waves to be sent / received by an antenna even if a rod body is made of a radio wave shielding material, and make it possible to extend a communication distance and reduce power consumption.SOLUTION: A fishing rod comprises a rod body, and an antenna part. The rod body includes a shielding part having a radio wave shielding property, and a transmitting part having a radio wave transmitting property. The antenna part is arranged in the transmitting part of the rod body.SELECTED DRAWING: Figure 1
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Description

[Technical field]

[0001] The present invention relates to a fishing rod. [Background technology]

[0002] 2. Description of the Related Art Fishing rods equipped with wireless devices are known in the art (see, for example, Patent Document 1). [Prior art documents] [Patent documents]

[0003] [Patent Document 1] JP 2014-45722 A Summary of the Invention [Problem to be solved by the invention]

[0004] Fishing rods are sometimes made of carbon fiber reinforced resin. Generally, carbon fiber reinforced resin has the property of blocking radio waves (radio wave shielding). When a fishing rod is made of a material with radio wave shielding properties such as carbon fiber reinforced resin, there is a problem that radio waves for wireless communication cannot be transmitted and received efficiently.

[0005] In consideration of the above-mentioned problems, the present invention aims to make it possible to efficiently transmit and receive wireless communication radio waves even when the fishing rod body is made of a material having radio wave shielding properties. [Means for solving the problem]

[0006] (1) One aspect of the present invention that solves the above-mentioned problems is a fishing rod comprising a rod body including a shielding portion having radio wave shielding properties and a transparent portion having radio wave transparency, and an antenna portion that is disposed in the transparent portion of the rod body.

[0007] According to the above configuration, since the transparent portion is made of a radio wave transparent material, even if the rod body is made of a radio wave blocking material, the radio waves transmitted and received by the antenna can be efficiently transmitted therethrough, thereby enabling the communication distance to be extended and power consumption to be reduced. In addition, since the communication antenna is located inside the fishing rod, damage to the antenna when the fishing rod is in use and increased weight at the antenna attachment portion, which occur with an external antenna, can be avoided, thereby improving durability and reducing weight.

[0008] (2) One aspect of the present invention is the fishing rod described in (1), in which the antenna portion may be an omnidirectional antenna having omnidirectional characteristics.

[0009] According to the above configuration, radio waves can be transmitted and received over a wide range, so that communication with other fishing rods or other wireless communication devices can be smoothly performed.

[0010] (3) One aspect of the present invention is the fishing rod described in (1), in which the antenna portion may be a directional antenna having directional characteristics in a certain direction.

[0011] According to the above configuration, since radio waves can be transmitted and received while limiting the communication direction, wireless communication can be performed with less power.

[0012] (4) One aspect of the present invention is the fishing rod described in (2) or (3), wherein the transparent portion may extend within an angular range of less than 180 degrees in the circumferential direction of the rod body.

[0013] According to the above configuration, radio waves can be transmitted and received while limiting the communication direction, so that interference with other radio waves can be reduced.

[0014] (5) One aspect of the present invention is the fishing rod described in any one of (1) to (3), wherein the transmission portion may extend over an angular range of 180 degrees or more in the circumferential direction of the rod body.

[0015] According to the above configuration, radio waves can be transmitted and received over a wide range, so that communication with other fishing rods or other wireless communication devices can be smoothly performed.

[0016] (6) One aspect of the present invention is the fishing rod described in any one of (1) to (5), in which the transmission portion may be disposed in the rod body portion closer to the rod tip than the reel seat.

[0017] According to the above configuration, it is possible to prevent radio waves from being blocked by the user gripping the position of the antenna unit, thereby making it possible to perform wireless communication more smoothly.

[0018] (7) One aspect of the present invention is the fishing rod described in any one of (1) to (6), wherein the shielding portion includes at least carbon fiber reinforced resin, and the transmitting portion includes at least glass fiber reinforced resin.

[0019] According to the above configuration, it can be constructed from materials generally used for fishing rods, and can be manufactured without preparing special manufacturing equipment, etc. In addition, since both the shielding portion and the transmitting portion are constructed from fiber reinforced resin, which is a material generally used for fishing rods, it is possible to realize the same degree of flexibility (action) as a conventional fishing rod.

[0020] (8) One aspect of the present invention is a fishing rod as described in any one of (1) to (7), further comprising a communication unit provided in the rod body, the communication unit including a receiving unit that receives a signal from the antenna unit.

[0021] According to the above configuration, the fishing rod alone is capable of wireless communication with other devices.

[0022] (9) One aspect of the present invention is a fishing rod as described in any one of (1) to (8), further comprising a communication unit provided in the rod body, the communication unit including a transmitter that transmits a signal to the antenna unit.

[0023] According to the above configuration, the fishing rod alone is capable of wireless communication with other devices.

[0024] (10) One aspect of the present invention is the fishing rod described in any one of (1) to (9), which may have a connection line connecting the antenna unit and the communication unit.

[0025] According to the above configuration, the fishing rod alone is capable of wireless communication with other devices. Effect of the Invention

[0026] According to the present invention, even if the rod body is made of a radio wave shielding material, the radio waves transmitted and received by the antenna can be efficiently transmitted therethrough, thereby achieving the effects of extending the communication distance and reducing power consumption. [Brief description of the drawings]

[0027] [Figure 1] 1 is a diagram showing an example of the overall configuration of a fishing rod according to an embodiment of the present invention; [Diagram 2] FIG. 2 is a diagram showing an example of an arrangement of an aerial unit according to the present embodiment. [Diagram 3] 1A to 1C are diagrams showing specific examples of the configurations of the shielding portion and the transmitting portion of the rod body of the present embodiment. [Figure 4] FIG. 2 is a diagram showing an example of the functional configuration of each part provided inside the fishing rod body of the present embodiment. [Diagram 5] 4 is a diagram showing an example of a configuration of a transmission section in a rod axis direction of the present embodiment. FIG. [Figure 6] 5A and 5B are diagrams illustrating an example of a configuration of a transmission section in a circumferential direction of the present embodiment. [Figure 7] FIG. 2 is a diagram showing a first example of a scene in which the fishing rod of the present embodiment is used. [Figure 8] 13 is a diagram showing another example of the configuration of the transmission section in the rod axis direction of the present embodiment. FIG. [Figure 9] 13 is a diagram showing another example of the configuration of the transmission portion in the circumferential direction of the embodiment. FIG. [Figure 10] FIG. 11 is a diagram showing a second example of a scene in which the fishing rod 1 of the present embodiment is used. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0028] [Example of fishing rod configuration] 1 is a diagram showing an example of the overall configuration of a fishing rod 1 according to this embodiment. The fishing rod 1 according to this embodiment has a wireless communication function built therein, and is capable of wireless communication with other devices (not shown). The fishing rod 1 includes a rod body 10. The rod body 10 is the main body of the fishing rod 1. The rod body 10 includes a butt rod 11, an intermediate rod 12, and a tip rod 13. The butt rod 11 includes a grip 14 and a reel seat 15.

[0029] Where necessary in the following explanation, the direction of each part will be indicated using three-dimensional Cartesian coordinates, with the direction from the butt 16 to the tip 17 of the rod body 10 (i.e., the direction of the rod axis) as the x-axis, and the directions forming a plane perpendicular to the x-axis (i.e., the cross-section of the rod body 10) as the y-axis and z-axis.

[0030] The fishing rod body 10 has a portion having radio wave shielding properties. The portion having radio wave shielding properties is made of, for example, carbon fiber reinforced resin. The fishing rod body 10 has a portion having radio wave permeability. The portion having radio wave permeability is made of, for example, glass fiber reinforced resin. Here, the portion having radio wave shielding properties refers to a portion having relatively low radio wave transmittance compared to the portion having radio wave transmittance. The portion having radio wave transmittance refers to a portion having relatively high radio wave transmittance compared to the portion having radio wave shielding properties. In the following description, the part of the fishing rod body 10 that has radio wave shielding properties (for example, a part made of carbon fiber reinforced resin) is also referred to as the shielding part 21. Also, the part of the fishing rod body 10 that has radio wave transmission properties (for example, a part made of glass fiber reinforced resin) is also referred to as the transmission part 22.

[0031] That is, the shielding portion 21 includes at least a carbon fiber reinforced resin, and the transmitting portion 22 includes at least a glass fiber reinforced resin. The fishing rod 1 constructed in this manner can be made of materials generally used for fishing rods, and can be manufactured without preparing special manufacturing equipment, etc. In addition, the shielding portion 21, which occupies the majority of the shielding portion 21 and the transmitting portion 22 of the fishing rod 1, is made of carbon fiber reinforced resin, which is a material generally used for fishing rods, so that it is possible to achieve the same degree of flexibility (action) as a conventional fishing rod.

[0032] An antenna unit 200 is disposed in the transparent portion 22 of the rod body 10. The antenna unit 200 is an antenna for wireless communication. The wireless communication method is not particularly limited, but may be, for example, short-distance wireless communication such as BLE (Bluetooth (registered trademark) Low Energy) or NFC (Near Field Communication).

[0033] 2 is a diagram showing an example of the arrangement of the antenna section 200 of this embodiment. The rod body 10 is mainly made of carbon fiber reinforced resin. That is, the main part of the rod body 10 is the shielding section 21. A part of the rod body 10 is made of glass fiber reinforced resin. That is, the part of the rod body 10 is a transmission section 22. An antenna section 200 is disposed inside the rod body 10 at a position corresponding to the transmission section 22.

[0034] 1, the transmission portion 22 is preferably disposed in the base rod 11 of the rod body 10. The transmission portion 22 can be disposed in various positions on the base rod 11 in the x direction. For example, the transmitting portion 22 is disposed in the rod body 10 on the rod tip 17 side (i.e., the +x side) of the reel seat 15. In this case, the antenna unit 200 is disposed in a position inside the rod body 10 on the rod tip 17 side of the reel seat 15 (i.e., a position corresponding to the transmitting portion 22). Here, the position of the reel seat 15 corresponds to the position where a user, who is an angler, holds the fishing rod 1. That is, in the fishing rod 1 of this embodiment, the antenna unit 200 is disposed at a position different from the position where the user holds the fishing rod 1. According to the fishing rod 1 configured in this manner, it is possible to prevent radio waves from being blocked by the user gripping the position of the antenna unit 200, and therefore wireless communication can be performed more smoothly.

[0035] The transparent portion 22 may be disposed in the rod body 10 closer to the rod butt 16 (i.e., on the -x side) than the reel seat 15. In this case, the antenna unit 200 is disposed in a position inside the rod body 10 closer to the rod butt 16 than the reel seat 15 (i.e., a position corresponding to the transparent portion 22).

[0036] The transparent portion 22a and the transparent portion 22b shown in FIG. 1 are both examples of the transparent portion 22 arranged on the rod body 10 closer to the rod butt 16 than the reel seat 15. In this case, the antenna portion 200 is arranged at a position corresponding to the transparent portion 22a or a position corresponding to the transparent portion 22b.

[0037] 3 is a diagram showing a specific example of the configuration of the shielding part 21 and the transmitting part 22 of the fishing rod body 10 of this embodiment. As described above, the shielding part 21 is made of a material having radio wave shielding properties (for example, carbon fiber reinforced resin). The transmitting part 22 is made of a material having radio wave transmittance (for example, glass fiber reinforced resin).

[0038] There may be a connection portion 23 between the shielding portion 21 and the transmitting portion 22. As an example, the connection portion 23 is configured so that the fibers (e.g., carbon fibers) constituting the shielding portion 21 and the fibers (e.g., glass fibers) constituting the transmitting portion 22 overlap each other. In the fishing rod 1 of this embodiment, since the fibers constituting the shielding portion 21 and the fibers constituting the transmitting portion 22 overlap each other at the connection portion 23, the strength and durability of the rod body 10 can be improved even if different materials are used.

[0039] The antenna element portion of the antenna unit 200 may be formed by printing a conductive material on the rod body 10. The printing method may be a commonly used method such as screen printing or inkjet printing.

[0040] [Control device configuration example] FIG. 4 is a diagram showing an example of the functional configuration of each section provided inside the fishing rod body 10 of this embodiment. The rod body 10 includes, in addition to the antenna unit 200 described above, a control device 100 and a power supply unit 600 therein. The control device 100 is, for example, a computer device, and includes a communication unit 110, a calculation unit 120, and a storage unit 130.

[0041] The calculation unit 120 is a so-called CPU (Central Processing Unit), and operates based on programs and data stored in the storage unit 130 to provide various functions. The storage unit 130 includes, for example, a semiconductor memory, and stores programs and data for operating the calculation unit 120, as well as the results of calculations performed by the calculation unit 120. The communication section 110 includes a transmission section 111 and a reception section 112. The communication section 110 is connected to the antenna section 200 by a connection line 300 wired inside the rod body 10. The transmitting unit 111 converts the transmission data output from the calculation unit 120 into a transmission signal based on a predetermined communication protocol, and outputs the transmission signal to the antenna unit 200 via the connection line 300. As a result, a radio signal based on the control of the calculation unit 120 is output from the antenna unit 200.

[0042] The rod body 10 also has a connection line 300 therein that connects the antenna unit 200 and the communication unit 110.

[0043] The receiving unit 112 acquires the wireless signal detected by the antenna unit 200 via the connection line 300. The receiving unit 112 demodulates and decodes the wireless signal acquired from the antenna unit 200 based on a predetermined communication protocol, and outputs the signal as received data to the calculation unit 120. Here, the predetermined communication protocol is a protocol defined by the standard of the above-mentioned wireless communication (for example, short-range wireless communication such as BLE (Bluetooth (registered trademark) Low Energy) and NFC (Near Field Communication)).

[0044] That is, the fishing rod 1 further includes a communication section 110 provided on the rod body 10 , and the communication section 110 includes a transmission section 111 that transmits a signal to the antenna section 200 . The communication unit 110 also includes a receiving unit 112 that receives a signal from the antenna unit 200 .

[0045] In the example shown in the figure, the communication unit 110 is described as including both the transmission unit 111 and the reception unit 112, but this is not limited to this. The communication unit 110 may be configured to include either the transmission unit 111 or the reception unit 112. For example, when the communication unit 110 includes the transmission unit 111, the fishing rod 1 may have a so-called beacon function or a function of continuously transmitting data detected by a sensor (not shown) attached to the fishing rod 1. Furthermore, if the communication unit 110 is equipped with a receiving unit 112, the fishing rod 1 may have a function of operating based on data received from an external device (not shown) (e.g., a display function, a vibration function, a control function for an external device such as an electric reel, etc.).

[0046] The rod body 10 may also include an operation unit 400 and a presentation unit 500. The operation unit 400 includes, for example, an operation button and an operation switch, and acquires operations by a user (for example, an angler) of the fishing rod 1. The operation unit 400 outputs a signal indicating the acquired user's operation to the calculation unit 120 of the control device 100. The calculation unit 120 operates based on the signal output by the operation unit 400 (i.e., the signal indicating the user's operation) and provides various functions. The presentation unit 500 includes, for example, a liquid crystal display, a speaker, a vibration motor, and the like, and presents images, sounds, vibrations, and the like to the user of the fishing rod 1 based on the control of the calculation unit 120.

[0047] The power supply unit 600 supplies operating power to the control device 100, the antenna unit 200, the operation unit 400, and the presentation unit 500 described above. The power supply unit 600 may generate power using a battery (primary battery, secondary battery), a solar cell, or the like, or may be supplied from an external source. That is, the power supply unit 600 supplies operating power to the control device 100, the antenna unit 200, the operation unit 400, and the presentation unit 500 using power generated using a battery (primary battery, secondary battery), a solar cell, or the like, or supplied from an external source.

[0048] [Antenna section configuration example (1) In the case of an omnidirectional antenna] 5 and 6 are diagrams showing an example of the configuration of the transmission part 221 of this embodiment. In the example shown in the figures, the transmission part 221 is arranged in the range of a circumferential angle θ1 among the angles in the circumferential direction of the cross section of the rod body 10 (hereinafter, also referred to as the circumferential angle θ). Here, the circumferential angle θ1 is an angle of 180 degrees or more. That is, the transmitting portion 221 extends in an angular range of 180 degrees or more in the circumferential direction of the rod body 10.

[0049] It is preferable that the antenna unit 200 has a directional characteristic corresponding to the angular range in which the transmitting unit 221 extends. For example, when the transmitting unit 221 extends in an angular range of a circumferential angle θ1 (i.e., 180 degrees or more), it is preferable that the antenna unit 200 has a directional characteristic of 180 degrees or more. In this example, the antenna unit 200 is an omnidirectional antenna 201 having omnidirectional characteristics. The omnidirectional antenna 201 is an antenna that extends along the rod axis (x-axis) of the rod body 10, and is configured as an antenna that radiates radio waves on a concentric circle of the rod axis.

[0050] 7 is a diagram showing a first example of a usage scene of the fishing rod 1 of this embodiment. In the example shown in the figure, wireless communication is performed between multiple fishing rods 1 (fishing rods 1a, 1b, and 1c) on a boat (e.g., a recreational fishing boat). In the example shown in the figure, information on a school of fish detected by a fish finder (not shown) mounted on the boat is transmitted to the fishing rod 1 by wireless communication from the antenna of the boat. The information on the school of fish received from the boat is displayed on the display unit 500 of the fishing rod 1. In such a scenario in which the fishing rod 1 is used, it is preferable that the fishing rod 1 be able to transmit and receive radio waves in all directions.

[0051] As described above, the fishing rod 1 includes the transparent portion 221 extending over an angular range of 180 degrees or more in the circumferential direction of the rod body 10, and the non-directional antenna 201. The fishing rod 1 configured in this manner can transmit and receive radio waves in all directions, allowing smooth communication with other fishing rods 1 and other wireless communication devices.

[0052] In the above example, information on a school of fish detected by a fish finder (not shown) mounted on a boat is provided to the fishing rod 1 by wireless communication from the antenna of the boat, but this is not limited to the above. For example, instructions on water depth (depth) and instructions on reeling in the line from the captain of a recreational fishing boat may be provided to the fishing rod 1 by wireless communication from the antenna of the boat. As an example, the fishing rod 1 has a function of linking the control device 100 and the electric reel 20 attached to the fishing rod 1. In the example shown in the figure, the control device 100 and the electric reel 20a of the fishing rod 1a link together, the control device 100 and the electric reel 20b of the fishing rod 1b link together, and the control device 100 and the electric reel 20c of the fishing rod 1c link together. In this case, the fishing rod 1 can automatically set the depth and reel in by providing instructions from the captain received by the antenna unit 200 to the electric reel 20 attached to the fishing rod 1. Even in such a usage scenario, the fishing rod 1 of this embodiment can transmit and receive radio waves in all directions, so information can be exchanged regardless of location, such as the bow or stern of the boat.

[0053] [Antenna section configuration example (2) In the case of a directional antenna] 8 and 9 are diagrams showing an example of the configuration of the transmission part 222 of this embodiment. In the example shown in the figures, the transmission part 222 is arranged in the range of a circumferential angle θ2 among the angles in the circumferential direction of the cross section of the rod body 10 (hereinafter, also referred to as the circumferential angle θ). Here, the circumferential angle θ2 is an angle less than 180 degrees. That is, the transmission portion 22 extends in an angular range of less than 180 degrees in the circumferential direction of the rod body 10.

[0054] It is preferable that the antenna unit 200 has a directional characteristic corresponding to the angular range in which the transmitting unit 222 extends. For example, when the transmitting unit 222 extends in an angular range of a circumferential angle θ2 (i.e., less than 180 degrees), it is preferable that the antenna unit 200 has a directional characteristic of less than 180 degrees. In this example, the antenna unit 200 is a directional antenna 202 that has a directivity characteristic in a certain direction. The directional antenna 202 has a directivity characteristic in a narrower range than the non-directional antenna 201 described above.

[0055] 10 is a diagram showing a second example of a usage scene of the fishing rod 1 of this embodiment. In the example shown in the figure, wireless communication is performed between the fishing rod 1 and the terminal device 2. The terminal device 2 is a terminal used by a user who is an angler. The terminal device 2 may be, for example, a smartphone, a tablet terminal, or the like. In such a scenario in which the fishing rod 1 is used, it is sufficient for the fishing rod 1 to be able to transmit and receive radio waves in the direction of the terminal device 2. Here, in the case of the directional antenna 202, which has a narrower directivity characteristic than the non-directional antenna 201, the energy of the radio waves can be concentrated in a narrower range. Therefore, if the reach of the radio waves of the non-directional antenna 201 and the directional antenna 202 is approximately the same, the directional antenna 202 can perform wireless communication with less power than the non-directional antenna 201. The energy of the radio waves of the directional antenna 202 is supplied from the power supply unit 600. The fishing rod 1 equipped with the directional antenna 202 consumes less power than the non-directional antenna 201, so that if the power supply unit 600 supplies power from a battery, the operating time can be extended.

[0056] [Antenna section configuration example (3)] In the above example, the combination of the transmitting portion 221 and the non-directional antenna 201 and the combination of the transmitting portion 222 and the directional antenna 202 have been described, but the present invention is not limited to this. In the fishing rod 1, the transmission portion 222 (that is, the transmission portion 22 extending at a circumferential angle θ2 of less than 180 degrees) and the non-directional antenna 201 may be combined. According to the fishing rod 1 configured in this manner, while employing the non-directional antenna 201, it is possible to give directional characteristics to the transmitted and received radio waves by the transmission portion 222. Here, the non-directional antenna 201 may have a simpler structure than the directional antenna 202. In this case, the fishing rod 1 can give directional characteristics to the radio waves while employing the non-directional antenna 201 with a simpler structure. According to the fishing rod 1 configured in this manner, by giving directional characteristics to the radio waves, it is possible to prevent interference with other radio waves and achieve stable communication.

[0057] As described above, according to the fishing rod 1 of this embodiment, the transmitting portion 22 is made of a non-conductive material. Therefore, even if the rod body 10 is made of a conductive material (i.e., a radio wave shielding material), the fishing rod 1 can efficiently transmit radio waves transmitted and received by the antenna (antenna portion 200). Therefore, according to the fishing rod 1 of this embodiment, it is possible to extend the communication distance and reduce power consumption. Furthermore, according to the fishing rod 1 of this embodiment, communication is possible even if the position of the communication partner or the attitude of the fishing rod changes. For example, communication between fishing rods 1 at adjacent seats or between the fishing rod 1 and a fishing boat can be made less likely to be interrupted even if the viewing angle of the other party's antenna varies greatly depending on the position or attitude. In addition, since the communication antenna (antenna unit 200) is located inside the fishing rod 1, damage to the antenna when the fishing rod is in use and increased weight of the antenna attachment portion, which occur with an external antenna, can be avoided, thereby improving durability and reducing weight.

[0058] In addition, a program for realizing the functions of the control device 100 described above may be recorded in a computer-readable recording medium, and the program recorded in the recording medium may be read into a computer system and executed to perform the processing of the control device 100 described above. Here, "reading a program recorded in a recording medium into a computer system and executing it" includes installing the program into a computer system. The "computer system" here includes hardware such as an OS and peripheral devices. The "computer system" may also include a plurality of computer devices connected via a network including the Internet, a WAN, a LAN, a dedicated line, and other communication lines. The "computer-readable recording medium" refers to a portable medium such as a removable flash memory, and a storage device such as a solid state drive built into a computer system. In this way, the recording medium storing the program may be a non-transient recording medium such as a ROM. The recording medium also includes a recording medium provided inside or outside the distribution server that can be accessed from the distribution server in order to distribute the program. The code of the program stored in the recording medium of the distribution server may be different from the code of the program in a format executable by the terminal device. In other words, the format in which the program is stored in the distribution server does not matter as long as it can be downloaded from the distribution server and installed in a format executable by the terminal device. The program may be divided into several parts, downloaded at different times, and then combined on a terminal device, or each divided program may be distributed by a different distribution server. Furthermore, the term "computer-readable recording medium" includes a program that is stored for a certain period of time, such as a volatile memory (RAM) in a computer system that is a server or client when a program is transmitted over a network. The program may be for implementing part of the above-mentioned functions. Furthermore, the program may be a so-called differential file (differential program) that can realize the above-mentioned functions in combination with a program already recorded in the computer system. [Explanation of symbols]

[0059] 1 fishing rod 2 terminal equipment, 10 Rod body, 11. Main rod, 12 Intermediate rod, 13 Tip rod, 14 Grips, 15 reel seat, 16 Rod butt, 17 Tip of rod, 21 Shielding part, 22 Transparent part, 23 Connection part, 100 control device, 110 Communications Department, 111 Transmitter, 112 receiving unit, 120 calculation section, 130 storage section, 200 Antenna section, 201 omnidirectional antenna, 202 directional antenna, 300 connecting wires, 400 operation section, 500 presentation section, 600 power supply section, θ Circumferential angle

Claims

1. A rod body including a shielding portion having radio wave shielding properties and a transmitting portion having radio wave transmittance; an antenna section disposed in the transmission section of the rod body; A fishing rod equipped with

2. The antenna unit is an omnidirectional antenna having omnidirectional characteristics.

2. The fishing rod according to claim 1.

3. The antenna unit is a directional antenna having a directional characteristic in a certain direction.

2. The fishing rod according to claim 1.

4. The transparent portion extends over an angular range of less than 180 degrees in the circumferential direction of the rod body. A fishing rod according to claim 2 or 3.

5. The transparent portion extends over an angular range of 180 degrees or more in the circumferential direction of the rod body. A fishing rod according to claim 2 or 3.

6. The transparent portion is disposed on the rod body portion closer to the rod tip than the reel seat. A fishing rod according to any one of claims 1 to 3.

7. The shielding portion includes at least a carbon fiber reinforced resin, The transmitting portion includes at least a glass fiber reinforced resin. A fishing rod according to any one of claims 1 to 3.

8. Further comprising a communication unit provided on the rod body, The communication unit includes a receiving unit that receives a signal from the antenna unit.

2. The fishing rod according to claim 1.

9. Further comprising a communication unit provided on the rod body, The communication unit includes a transmission unit that transmits a signal to the antenna unit.

2. The fishing rod according to claim 1.

10. A connection line is provided to connect the antenna unit and the communication unit.

10. A fishing rod according to claim 8 or 9.

Citation Information

Patent Citations

  • Fishing rod mounted with strike acoustic system

    JP2014045722A