JPS6361078U - - Google Patents

Info

Publication number
JPS6361078U
JPS6361078U JP15291386U JP15291386U JPS6361078U JP S6361078 U JPS6361078 U JP S6361078U JP 15291386 U JP15291386 U JP 15291386U JP 15291386 U JP15291386 U JP 15291386U JP S6361078 U JPS6361078 U JP S6361078U
Authority
JP
Japan
Prior art keywords
light
pipe
fish
receiving means
light receiving
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP15291386U
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP15291386U priority Critical patent/JPS6361078U/ja
Publication of JPS6361078U publication Critical patent/JPS6361078U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面は、この考案の実施例を示し、第１図は概
略構成図、第２図は第１図の平面図である。 １……パイプ、２……光源、３ａ１〜３ａ６…
…受光素子、４……信号処理回路。 The drawings show an embodiment of this invention, with FIG. 1 being a schematic configuration diagram and FIG. 2 being a plan view of FIG. 1. 1...Pipe, 2...Light source, 3a1 to 3a6...
...Photodetector, 4...Signal processing circuit.

Claims (1)

【実用新案登録請求の範囲】 全長のうち少なくとも一部が透明である魚搬送
用パイプ、 パイプの透明部分の範囲内において、パイプの
横断面全域を光が通過するように、パイプ外方か
らパイプに光を照射する投光手段、 パイプに対して投光手段と反対側位置であつて
かつパイプにおける光が通過する部分の横断面を
含む平面内において、光の幅方向に並んで配され
かつパイプを通過した光を受光するための複数の
魚検出用受光手段、および 各受光手段の受光信号にもとづいて、すべての
受光手段によつて検出された魚の数の和を求める
計数手段、 を備えている魚数計数装置。[Scope of Claim for Utility Model Registration] A pipe for transporting fish that is transparent at least in part of its entire length. A light projecting means for irradiating light onto the pipe, which is located on the opposite side of the pipe from the light projecting means and arranged in a line in the width direction of the light in a plane including the cross section of the portion of the pipe through which the light passes. A plurality of fish detection light receiving means for receiving the light passing through the pipe, and a counting means for calculating the sum of the number of fish detected by all the light receiving means based on the light reception signal of each light receiving means. fish counting device.
JP15291386U 1986-10-03 1986-10-03 Pending JPS6361078U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15291386U JPS6361078U (en) 1986-10-03 1986-10-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15291386U JPS6361078U (en) 1986-10-03 1986-10-03

Publications (1)

Publication Number Publication Date
JPS6361078U true JPS6361078U (en) 1988-04-22

Family

ID=31071325

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15291386U Pending JPS6361078U (en) 1986-10-03 1986-10-03

Country Status (1)

Country Link
JP (1) JPS6361078U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530777A (en) * 1978-08-25 1980-03-04 Mitsubishi Heavy Ind Ltd Fry counter
JPS5866185A (en) * 1981-10-16 1983-04-20 Hitachi Ltd Ball counting device for tube washing device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530777A (en) * 1978-08-25 1980-03-04 Mitsubishi Heavy Ind Ltd Fry counter
JPS5866185A (en) * 1981-10-16 1983-04-20 Hitachi Ltd Ball counting device for tube washing device

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