JPH0452403B2 - - Google Patents

Info

Publication number
JPH0452403B2
JPH0452403B2 JP57127904A JP12790482A JPH0452403B2 JP H0452403 B2 JPH0452403 B2 JP H0452403B2 JP 57127904 A JP57127904 A JP 57127904A JP 12790482 A JP12790482 A JP 12790482A JP H0452403 B2 JPH0452403 B2 JP H0452403B2
Authority
JP
Japan
Prior art keywords
water
signal
detection
water depth
sensor
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.)
Expired - Lifetime
Application number
JP57127904A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5918415A (ja
Inventor
Osamu Myazawa
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP57127904A priority Critical patent/JPS5918415A/ja
Publication of JPS5918415A publication Critical patent/JPS5918415A/ja
Publication of JPH0452403B2 publication Critical patent/JPH0452403B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C13/00—Surveying specially adapted to open water, e.g. sea, lake, river or canal

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electric Clocks (AREA)
JP57127904A 1982-07-22 1982-07-22 携帯用電子式水深計 Granted JPS5918415A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57127904A JPS5918415A (ja) 1982-07-22 1982-07-22 携帯用電子式水深計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57127904A JPS5918415A (ja) 1982-07-22 1982-07-22 携帯用電子式水深計

Publications (2)

Publication Number Publication Date
JPS5918415A JPS5918415A (ja) 1984-01-30
JPH0452403B2 true JPH0452403B2 (en]) 1992-08-21

Family

ID=14971530

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57127904A Granted JPS5918415A (ja) 1982-07-22 1982-07-22 携帯用電子式水深計

Country Status (1)

Country Link
JP (1) JPS5918415A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61130890A (ja) * 1984-11-30 1986-06-18 Citizen Watch Co Ltd 水深計付電子時計
JPH0664161B2 (ja) * 1985-09-26 1994-08-22 シチズン時計株式会社 水深計付電子時計
EP0689109B1 (en) * 1993-03-12 1998-12-16 Citizen Watch Co. Ltd. Electronic appliance equipped with function of measurung water depth

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5545306Y2 (en]) * 1974-12-06 1980-10-24
JPS5521061Y2 (en]) * 1974-12-06 1980-05-21
JPS5580010A (en) * 1978-12-12 1980-06-16 Tsuruga Denki Seisakusho:Kk Automatic hydrobarometer-thermometer
JPS5619480A (en) * 1979-07-27 1981-02-24 Citizen Watch Co Ltd Electronic watch
JPS578406A (en) * 1980-06-19 1982-01-16 Hattori Seiko Co Ltd Portable water depth measuring instrument for diver

Also Published As

Publication number Publication date
JPS5918415A (ja) 1984-01-30

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