JPH0453532U - - Google Patents

Info

Publication number
JPH0453532U
JPH0453532U JP1990095829U JP9582990U JPH0453532U JP H0453532 U JPH0453532 U JP H0453532U JP 1990095829 U JP1990095829 U JP 1990095829U JP 9582990 U JP9582990 U JP 9582990U JP H0453532 U JPH0453532 U JP H0453532U
Authority
JP
Japan
Prior art keywords
clips
clamping piece
opening degree
elastic force
closing force
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.)
Granted
Application number
JP1990095829U
Other languages
Japanese (ja)
Other versions
JPH075387Y2 (en
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 JP1990095829U priority Critical patent/JPH075387Y2/en
Publication of JPH0453532U publication Critical patent/JPH0453532U/ja
Application granted granted Critical
Publication of JPH075387Y2 publication Critical patent/JPH075387Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81—Aquaculture, e.g. of fish

Landscapes

  • Farming Of Fish And Shellfish (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)

Description

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

第１図は一実施例の非使用時の正面図を示し、
第２図は開度保持器の側面図をを示す。第３図は
一実施例の使用時の正面図を示し、第４図は第３
図の平面図を示す。第５図は第３図の状態で母貝
に使用している場合の正面図を示す。 １……閉じ力測定器、２……挟み片、３……ロ
ードセル、４……開度保持片、１１……閉じ力表
示器、１２……母貝。 FIG. 1 shows a front view of one embodiment when not in use,
FIG. 2 shows a side view of the opening holder. FIG. 3 shows a front view of one embodiment in use, and FIG. 4 shows the third embodiment.
A top view of the figure is shown. FIG. 5 shows a front view of the state shown in FIG. 3 when it is used for a mother shell. DESCRIPTION OF SYMBOLS 1... Closing force measuring device, 2... Pincer piece, 3... Load cell, 4... Opening degree holding piece, 11... Closing force indicator, 12... Mother shell.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一対の開閉可能に結合された挟み片に、挟み片
の前端が閉じる方向に弾性力を付与し、少なくと
も一方の挟み片の前端部の外側表面にロードセル
を取り付けて閉じ力表示器に電気的に接続し、挟
み片には前記弾性力に抗して挟み片の開度を所定
値に保持する開度保持片を設けたことを特徴とす
る２枚貝の閉じ力測定器。 An elastic force is applied to a pair of clips that are connected so as to be openable and closable in the direction in which the front ends of the clips close, and a load cell is attached to the outer surface of the front end of at least one of the clips, and a closing force indicator is electrically connected. A device for measuring the closing force of a bivalve mollusc, characterized in that the clamping piece is connected to the clamping piece and is provided with an opening degree holding piece that resists the elastic force and maintains the opening degree of the clamping piece at a predetermined value.
JP1990095829U 1990-09-12 1990-09-12 Bivalve closing force measuring device Expired - Lifetime JPH075387Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990095829U JPH075387Y2 (en) 1990-09-12 1990-09-12 Bivalve closing force measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990095829U JPH075387Y2 (en) 1990-09-12 1990-09-12 Bivalve closing force measuring device

Publications (2)

Publication Number Publication Date
JPH0453532U true JPH0453532U (en) 1992-05-07
JPH075387Y2 JPH075387Y2 (en) 1995-02-08

Family

ID=31834880

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990095829U Expired - Lifetime JPH075387Y2 (en) 1990-09-12 1990-09-12 Bivalve closing force measuring device

Country Status (1)

Country Link
JP (1) JPH075387Y2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007060916A1 (en) * 2005-11-22 2007-05-31 Japan Science And Technology Agency Method of measuring shell-closing force of pearl oyster and method of managing pearl oyster farming by using the same
JP2009198227A (en) * 2008-02-20 2009-09-03 Mie Prefecture Shell-closing force measuring instrument of bivalve
CN103330569A (en) * 2013-06-03 2013-10-02 山东省海洋水产研究所 Measuring device and measuring method for tension of bivalve adductor muscle
CN114642186A (en) * 2022-03-29 2022-06-21 中国农业大学 Activity detection device and method in oyster keep-alive transportation process

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007060916A1 (en) * 2005-11-22 2007-05-31 Japan Science And Technology Agency Method of measuring shell-closing force of pearl oyster and method of managing pearl oyster farming by using the same
JP2007135532A (en) * 2005-11-22 2007-06-07 Japan Science & Technology Agency Method for measuring shell-closing force of pearl oyster and method for managing pearl oyster farming using the same
JP2009198227A (en) * 2008-02-20 2009-09-03 Mie Prefecture Shell-closing force measuring instrument of bivalve
CN103330569A (en) * 2013-06-03 2013-10-02 山东省海洋水产研究所 Measuring device and measuring method for tension of bivalve adductor muscle
CN114642186A (en) * 2022-03-29 2022-06-21 中国农业大学 Activity detection device and method in oyster keep-alive transportation process

Also Published As

Publication number Publication date
JPH075387Y2 (en) 1995-02-08

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