JPS5327482A - Free fall grab of grivitation type - Google Patents

Free fall grab of grivitation type

Info

Publication number
JPS5327482A
JPS5327482A JP10223476A JP10223476A JPS5327482A JP S5327482 A JPS5327482 A JP S5327482A JP 10223476 A JP10223476 A JP 10223476A JP 10223476 A JP10223476 A JP 10223476A JP S5327482 A JPS5327482 A JP S5327482A
Authority
JP
Japan
Prior art keywords
grivitation
type
grab
free fall
fall grab
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
JP10223476A
Other languages
Japanese (ja)
Inventor
Seiji Tone
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP10223476A priority Critical patent/JPS5327482A/en
Publication of JPS5327482A publication Critical patent/JPS5327482A/en
Pending legal-status Critical Current

Links

Landscapes

  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

PURPOSE: To accomplish the sampling operation of the mud, which containes mineral resources, to a satisfactory extent irrespective of the depth of the water bottom by operating the grab by its own weight through a bell crank and by connecting the weight to the grab by means of a rope.
COPYRIGHT: (C)1978,JPO&Japio
JP10223476A 1976-08-27 1976-08-27 Free fall grab of grivitation type Pending JPS5327482A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10223476A JPS5327482A (en) 1976-08-27 1976-08-27 Free fall grab of grivitation type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10223476A JPS5327482A (en) 1976-08-27 1976-08-27 Free fall grab of grivitation type

Publications (1)

Publication Number Publication Date
JPS5327482A true JPS5327482A (en) 1978-03-14

Family

ID=14321941

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10223476A Pending JPS5327482A (en) 1976-08-27 1976-08-27 Free fall grab of grivitation type

Country Status (1)

Country Link
JP (1) JPS5327482A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58174185A (en) * 1983-03-09 1983-10-13 Hitachi Ltd Closed type coolant compressor
CN103543037A (en) * 2012-07-17 2014-01-29 闫家国 Multifunctional grab bucket type water-sludge collector
JP2019105135A (en) * 2017-12-14 2019-06-27 石井 昭良 Floating body type underwater structure for underwater work
WO2021036169A1 (en) * 2019-08-30 2021-03-04 长沙矿冶研究院有限责任公司 In-situ abundance assessment device and system for seabed polymetallic nodules

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58174185A (en) * 1983-03-09 1983-10-13 Hitachi Ltd Closed type coolant compressor
CN103543037A (en) * 2012-07-17 2014-01-29 闫家国 Multifunctional grab bucket type water-sludge collector
JP2019105135A (en) * 2017-12-14 2019-06-27 石井 昭良 Floating body type underwater structure for underwater work
WO2021036169A1 (en) * 2019-08-30 2021-03-04 长沙矿冶研究院有限责任公司 In-situ abundance assessment device and system for seabed polymetallic nodules

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