NO135541B - - Google Patents

Download PDF

Info

Publication number
NO135541B
NO135541B NO398371A NO398371A NO135541B NO 135541 B NO135541 B NO 135541B NO 398371 A NO398371 A NO 398371A NO 398371 A NO398371 A NO 398371A NO 135541 B NO135541 B NO 135541B
Authority
NO
Norway
Prior art keywords
level
attached
digging
boom
liquid
Prior art date
Application number
NO398371A
Other languages
English (en)
Norwegian (no)
Other versions
NO135541C (nl
Inventor
Kenneth Nilsson
Original Assignee
Kenneth Nilsson
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 Kenneth Nilsson filed Critical Kenneth Nilsson
Publication of NO135541B publication Critical patent/NO135541B/no
Publication of NO135541C publication Critical patent/NO135541C/no

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/26Indicating devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B20/00Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Earth Drilling (AREA)
  • Operation Control Of Excavators (AREA)
NO398371A 1970-10-28 1971-10-27 NO135541C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1452970A SE339443B (nl) 1970-10-28 1970-10-28

Publications (2)

Publication Number Publication Date
NO135541B true NO135541B (nl) 1977-01-10
NO135541C NO135541C (nl) 1977-04-27

Family

ID=20299265

Family Applications (1)

Application Number Title Priority Date Filing Date
NO398371A NO135541C (nl) 1970-10-28 1971-10-27

Country Status (12)

Country Link
JP (1) JPS5437404B1 (nl)
AU (1) AU469972B2 (nl)
CA (1) CA954828A (nl)
DE (1) DE2152579C3 (nl)
DK (1) DK134824B (nl)
ES (1) ES396413A1 (nl)
FR (1) FR2113329A5 (nl)
GB (1) GB1344898A (nl)
IT (1) IT944751B (nl)
NL (1) NL166515C (nl)
NO (1) NO135541C (nl)
SE (1) SE339443B (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE436436B (sv) * 1981-06-18 1984-12-10 Eurotrade Machine Pool Ab Djupmetare vid grevmaskiner
FI626U1 (fi) * 1992-12-07 1993-03-24 Marko Tapio Nuotio Expansionskaerl foer nivaoskillnadsmaetare
GB9713501D0 (en) * 1997-06-26 1997-09-03 Henderson Stephen C Relative height gauge

Also Published As

Publication number Publication date
DE2152579B2 (de) 1979-03-22
SE339443B (nl) 1971-10-04
ES396413A1 (es) 1975-01-01
NL166515B (nl) 1981-03-16
CA954828A (en) 1974-09-17
IT944751B (it) 1973-04-20
JPS5437404B1 (nl) 1979-11-15
DE2152579C3 (de) 1979-11-22
DK134824C (nl) 1977-06-13
NL7114594A (nl) 1972-05-03
DE2152579A1 (de) 1972-06-15
DK134824B (da) 1977-01-24
GB1344898A (en) 1974-01-23
NL166515C (nl) 1981-08-17
AU3505571A (en) 1973-05-03
FR2113329A5 (nl) 1972-06-23
AU469972B2 (en) 1976-02-26
NO135541C (nl) 1977-04-27

Similar Documents

Publication Publication Date Title
US4452078A (en) Device for checking the depth reached by a digging operation
US4438820A (en) Grade monitoring and steering apparatus
US4421173A (en) Motion compensator with improved position indicator
US4107859A (en) Depth indicating and depth controlling devices for earth moving machines
US4460038A (en) Installation for testing a well and a process for use thereof
NO135541B (nl)
US3779084A (en) Means for controlling the working depth of an excavator
US3638540A (en) Photocell grade sensor and buoyancy slope sensor
US2154718A (en) Duplicating machine
US5703569A (en) Retrofit hydraulic fluid leak detection system
US5065616A (en) Hydrostatic line testing and method
US1369235A (en) Grade-indicating device for ditching-machines
US5078578A (en) Pneumatic device for detecting hydrometric level
US3048927A (en) Height indicating apparatus
US2109044A (en) Leveling instrument
US3816947A (en) Leveling apparatus and method
CN113049065A (zh) 一种水利工程测压管用跟随式磁致伸缩水位计
US2942466A (en) Motored manometer for indicating and recording fluid level variations
CN113914281A (zh) 一种软土地质勘察方法
US3628263A (en) Improvements in pressure differential measuring means for suction dredging instruments
US2581427A (en) Liquid level gauge for ballast tanks
SU626149A1 (ru) Устройство дл определени деформативных характеристик грунта в скважине
US2210159A (en) Tank gauge for moving vehicles
JPH0657934B2 (ja) 透水試験装置
US2952928A (en) Grade control for digging machines