BR8702615A - Veiculo compactador,aparelho e processo para medir a densidade de um material de prova - Google Patents

Veiculo compactador,aparelho e processo para medir a densidade de um material de prova

Info

Publication number
BR8702615A
BR8702615A BR8702615A BR8702615A BR8702615A BR 8702615 A BR8702615 A BR 8702615A BR 8702615 A BR8702615 A BR 8702615A BR 8702615 A BR8702615 A BR 8702615A BR 8702615 A BR8702615 A BR 8702615A
Authority
BR
Brazil
Prior art keywords
density
measure
air gap
proof material
test material
Prior art date
Application number
BR8702615A
Other languages
English (en)
Portuguese (pt)
Inventor
William Finch Troxler Sr
Original Assignee
Troxler Electronic Lab Inc
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 Troxler Electronic Lab Inc filed Critical Troxler Electronic Lab Inc
Publication of BR8702615A publication Critical patent/BR8702615A/pt

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/20Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
    • G01N23/203Measuring back scattering
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/22Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
    • E01C19/23Rollers therefor; Such rollers usable also for compacting soil
    • E01C19/28Vibrated rollers or rollers subjected to impacts, e.g. hammering blows
    • E01C19/288Vibrated rollers or rollers subjected to impacts, e.g. hammering blows adapted for monitoring characteristics of the material being compacted, e.g. indicating resonant frequency, measuring degree of compaction, by measuring values, detectable on the roller; using detected values to control operation of the roller, e.g. automatic adjustment of vibration responsive to such measurements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Structural Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Civil Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Architecture (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
BR8702615A 1986-05-22 1987-05-21 Veiculo compactador,aparelho e processo para medir a densidade de um material de prova BR8702615A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86577686A 1986-05-22 1986-05-22

Publications (1)

Publication Number Publication Date
BR8702615A true BR8702615A (pt) 1988-02-23

Family

ID=25346204

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8702615A BR8702615A (pt) 1986-05-22 1987-05-21 Veiculo compactador,aparelho e processo para medir a densidade de um material de prova

Country Status (10)

Country Link
EP (1) EP0246937B1 (https=)
JP (1) JPS62291553A (https=)
AT (1) ATE77485T1 (https=)
AU (1) AU603097B2 (https=)
BR (1) BR8702615A (https=)
CA (1) CA1277445C (https=)
DE (1) DE3779815T2 (https=)
ES (1) ES2033332T3 (https=)
GR (1) GR3005069T3 (https=)
ZA (1) ZA871069B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5029194A (en) * 1990-02-05 1991-07-02 Troxler Electronic Laboratories, Inc. Method and apparatus for accurately measuring the distance to a surface
WO2003095984A2 (en) * 2001-09-19 2003-11-20 Ingersoll-Rand Company System for measuring material properties from a moving construction vehicle
RU2279653C1 (ru) * 2004-12-28 2006-07-10 Сергей Константинович Илиополов Способ оценки состояния дорожных конструкций спектральным анализом волновых полей при тарированном ударном воздействии
GB2530394B (en) 2014-07-24 2017-11-22 Johnson Matthey Plc Apparatus for determining thickness of lining layer
JP7246039B2 (ja) * 2018-10-22 2023-03-27 大成建設株式会社 地面の密度または水分の計測機能を有する移動体および地面計測方法
JP7828555B2 (ja) * 2022-04-12 2026-03-12 株式会社大林組 土質遮水層の品質管理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3341706A (en) * 1962-05-04 1967-09-12 Dresser Ind Apparatus for and method of terrestrial surveying
JPS5231457B1 (https=) * 1969-05-22 1977-08-15
JPS5338937A (en) * 1976-09-22 1978-04-10 Hitachi Ltd Address conversion mechanism of electronic computer system
CA1198229A (en) * 1982-11-11 1985-12-17 Seaman Nuclear Corporation Measuring device

Also Published As

Publication number Publication date
DE3779815T2 (de) 1993-02-04
EP0246937A3 (en) 1989-11-08
DE3779815D1 (de) 1992-07-23
EP0246937B1 (en) 1992-06-17
AU7268787A (en) 1987-11-26
EP0246937A2 (en) 1987-11-25
CA1277445C (en) 1990-12-04
ATE77485T1 (de) 1992-07-15
JPS62291553A (ja) 1987-12-18
AU603097B2 (en) 1990-11-08
GR3005069T3 (https=) 1993-05-24
ES2033332T3 (es) 1993-03-16
ZA871069B (en) 1987-08-06

Similar Documents

Publication Publication Date Title
DE3767131D1 (de) Apparat zur oberflaechenueberpruefung oder -abstandsmessung.
DE3065573D1 (en) Method and apparatus for compensating for drift of the null point of a measuring device
ES531211A0 (es) Perfeccionamientos en los aparatos de radiacion nuclear y metodo correspondiente
MX9302273A (es) Medidor y metodo para medicion insitu de las propiedades electromagneticas de diversos materiales de proceso empleando analisis y caracterizacion de frecuencia de corte.
DE3583561D1 (de) Verfahren und vorrichtung unter verwendung photoempfindlicher halbleiterelektrode zur bestimmung eines analytes.
FR2564119B1 (fr) Procede et appareil pour former une structure de consolidation souterraine
DE3069502D1 (en) Method and apparatus for determining the mass of an impacting object
NO903362L (no) Fremgangsmaate og apparat til aa variere driftsmodene for maaling-under-boring-(mwd)-verktoey fra overflaten.
EP0083408A3 (en) Methods and apparatus for testing lithographic masks using electron beam scanning
BE884706A (fr) Procede pour tester la qualite de l'ensemble constitue par un balai d'essuie-glace et la surface de la glace
JPS5799189A (en) Analysing and estimating apparatus for testing organic substance
DE3781354D1 (de) Verfahren zur teilchenanalyse.
BR8702615A (pt) Veiculo compactador,aparelho e processo para medir a densidade de um material de prova
EP0370196A3 (en) Process for using an electron beam measuring apparatus
GB8822725D0 (en) Method & apparatus for measurement of airborne fibres
GB2044459B (en) Velocity correction arrangement for non-destructive testing apparatus
FR2647907B1 (fr) Procede pour etalonner un appareil de mesure de l'acceleration
FI864055L (fi) Foerfarande och anordning foer maetandet av radon-halten i luften.
IL56925A0 (en) Improved method and means for measuring surface tension
SE8304117L (sv) Forfarande och anordning for beroringsfri identifiering och strukturbeskrivning av virke
DE3566691D1 (en) Measurement device
DE3675287D1 (de) Einrichtung zur massebestimmung, insbesondere strassenfahrzeugwaage.
DE3275319D1 (en) Method and device for the measurement of the wave surface deformations introduced by an optical system
GB2054858B (en) Apparatus for measuring the evenness of a road surface
JPS5649970A (en) Scale inspection method and apparatus and mass measuring device for measuring apparatus

Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 21/05/2002