GB2036968B - Underwater levelling device - Google Patents

Underwater levelling device

Info

Publication number: GB2036968B
Authority: GB; United Kingdom
Prior art keywords: underwater; levelling device; levelling; underwater levelling
Prior art date: 1978-05-25
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.): Expired

Application number

GB8001195A

Other versions

GB2036968A (en

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.)

Individual

Original Assignee

Individual

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.)

1978-05-25

Filing date

1979-05-25

Publication date

1982-12-22

1979-05-25 Application filed by Individual filed Critical Individual

1980-07-02 Publication of GB2036968A publication Critical patent/GB2036968A/en

1982-12-22 Application granted granted Critical

1982-12-22 Publication of GB2036968B publication Critical patent/GB2036968B/en

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
- G01C5/04—Hydrostatic levelling, i.e. by flexibly interconnected liquid containers at separated points

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
General Physics & Mathematics (AREA)
Radar, Positioning & Navigation (AREA)
Remote Sensing (AREA)
Drilling And Exploitation, And Mining Machines And Methods (AREA)
Special Spraying Apparatus (AREA)

GB8001195A 1978-05-25 1979-05-25 Underwater levelling device Expired GB2036968B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB2266178		1978-05-25

Publications (2)

Publication Number	Publication Date
GB2036968A GB2036968A (en)	1980-07-02
GB2036968B true GB2036968B (en)	1982-12-22

Family

ID=10183057

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8001195A Expired GB2036968B (en)	1978-05-25	1979-05-25	Underwater levelling device

Country Status (3)

Country	Link
EP (1)	EP0018975A1 (en)
GB (1)	GB2036968B (en)
WO (1)	WO1979001122A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN107401663B (en) *	2017-09-01	2023-01-17	江苏省水利科学研究院	Single beam ship board quick mounting combination device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3680216A (en) *	1971-02-24	1972-08-01	Us Navy	Method of measuring the relative depth between two or more underwater locations

1979
- 1979-05-25 GB GB8001195A patent/GB2036968B/en not_active Expired
- 1979-05-25 WO PCT/GB1979/000084 patent/WO1979001122A1/en not_active Ceased
- 1979-05-25 EP EP19790900546 patent/EP0018975A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
GB2036968A (en)	1980-07-02
EP0018975A1 (en)	1980-11-26
WO1979001122A1 (en)	1979-12-27

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Legal Events

Date	Code	Title	Description
1991-01-23	PCNP	Patent ceased through non-payment of renewal fee