GB1450181A - Gauging means for measurng properties of sheet materials - Google Patents

Gauging means for measurng properties of sheet materials

Info

Publication number
GB1450181A
GB1450181A GB4160373A GB4160373A GB1450181A GB 1450181 A GB1450181 A GB 1450181A GB 4160373 A GB4160373 A GB 4160373A GB 4160373 A GB4160373 A GB 4160373A GB 1450181 A GB1450181 A GB 1450181A
Authority
GB
United Kingdom
Prior art keywords
air
head
sept
ducts
measurng
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
Application number
GB4160373A
Other languages
English (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.)
Industrial Nucleonics Corp
Original Assignee
Industrial Nucleonics 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 Industrial Nucleonics Corp filed Critical Industrial Nucleonics Corp
Publication of GB1450181A publication Critical patent/GB1450181A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G01B7/107—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance for measuring objects while moving
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B13/00—Measuring arrangements characterised by the use of fluids
    • G01B13/02—Measuring arrangements characterised by the use of fluids for measuring length, width or thickness
    • G01B13/06—Measuring arrangements characterised by the use of fluids for measuring length, width or thickness for measuring thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2210/00—Aspects not specifically covered by any group under G01B, e.g. of wheel alignment, caliper-like sensors
    • G01B2210/40—Caliper-like sensors
    • G01B2210/42—Caliper-like sensors with one or more detectors on a single side of the object to be measured and with a backing surface of support or reference on the other side
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2210/00—Aspects not specifically covered by any group under G01B, e.g. of wheel alignment, caliper-like sensors
    • G01B2210/62—Support for workpiece air film or bearing with positive or negative pressure

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Arrangements Characterized By The Use Of Fluids (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Electric Cable Installation (AREA)
GB4160373A 1972-09-05 1973-09-04 Gauging means for measurng properties of sheet materials Expired GB1450181A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00286076A US3855524A (en) 1972-09-05 1972-09-05 Measuring gauge with air bearing and resistant to tilt

Publications (1)

Publication Number Publication Date
GB1450181A true GB1450181A (en) 1976-09-22

Family

ID=23096965

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4160373A Expired GB1450181A (en) 1972-09-05 1973-09-04 Gauging means for measurng properties of sheet materials

Country Status (4)

Country Link
US (1) US3855524A (OSRAM)
JP (1) JPS5633643B2 (OSRAM)
CA (1) CA999427A (OSRAM)
GB (1) GB1450181A (OSRAM)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3050090A1 (de) * 1979-11-26 1982-04-22 Measurex Corp Caliper guage for the measurement of sheet members over a wide range of thicknesses
EP0098036A1 (en) * 1982-06-24 1984-01-11 AccuRay Corporation Sheet property sensing apparatus
GB2124380A (en) * 1982-07-27 1984-02-15 Esselte Security Systems Apparatus for non-contact thickness gauging of disc or sheet objects
GB2136128A (en) * 1983-03-01 1984-09-12 British Steel Corp Improvements in or relating to the measurement of surface profile
US4581918A (en) * 1984-01-09 1986-04-15 Esselte Security Systems Apparatus for non-contact thickness gauging of disc or sheet objects
GB2438944A (en) * 2006-05-15 2007-12-12 Immobilienges Helmut Fischer Measurement probe for measurement of the thickness of thin films in a non-contacting manner

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3939493A (en) * 1974-09-30 1976-02-17 International Business Machines Corporation Tape lifter
US4371482A (en) * 1979-08-01 1983-02-01 Ppg Industries, Inc. Method of determining optical quality of a shaped article
US4285745A (en) * 1979-08-01 1981-08-25 Ppg Industries, Inc. Method of determining optical quality of a laminated article
US4434649A (en) 1981-04-20 1984-03-06 Accuray Corporation Gauge having a surface follower with peripheral vent
US4528507A (en) * 1981-10-26 1985-07-09 Accuray Corporation Sheet measuring apparatus with two structurally isolated non-contacting surface follower bodies and wireless signal transmission
US4591938A (en) * 1983-01-20 1986-05-27 Bell & Howell Company Method and apparatus for removal of dust from an information carrier during recording and playback
DE3612914A1 (de) * 1986-04-17 1987-10-22 Heidelberger Druckmasch Ag Vorrichtung zum messen der dicke von papier oder dergleichen
US4742299A (en) * 1986-10-15 1988-05-03 The United States Of America As Represented By The Department Of Energy Methods of and apparatus for levitating an eddy current probe
US5074050A (en) * 1987-12-29 1991-12-24 Accuray Corporation Sheet-contacting thickness gauges
US4929895A (en) * 1989-03-22 1990-05-29 Impact Systems, Inc. Thickness gauge for moving sheet material with inner and outer flexibly mounted bearings
US5063682A (en) * 1989-04-17 1991-11-12 Measurex Corporation Aerodynamic caliper gauge
US5226239A (en) * 1989-04-17 1993-07-13 Measurex Corporation Aerodynamic caliper gauge
US5042160A (en) * 1989-06-30 1991-08-27 Measurex Corporation Tapered caliper gauge pad
US5075979A (en) * 1990-05-31 1991-12-31 Measurex Corporation Aerodynamic caliper gauge
US5479720A (en) * 1994-01-21 1996-01-02 Abb Industrial Systems, Inc. Methods and apparatus for measuring web thickness and other characteristics of a moving web
IT1269734B (it) * 1994-05-10 1997-04-15 Aeonic Syst Italia Srl Dispositivo per la misura in linea dello spessore di un foglio industriale continuo,basato su due testine tastatrici contrapposte senza contatto diretto per mezzo di cuscini d'aria,azionate da una spinta invariante di tipo gravimetrico
DE19506470C2 (de) * 1995-02-24 1998-07-02 Honeywell Ag Gleitplatte und deren Verwendung
FI108885B (fi) 1998-02-26 2002-04-15 Metso Paper Automation Oy Menetelmä paperin ominaisuuksien mittaamiseksi ja sovitelma paperin mittalaitteen yhteydessä
FI106484B (fi) * 1999-07-15 2001-02-15 Neles Paper Automation Oy Sovitelma liikkuvan paperirainan ominaisuuksien mittaamiseksi
SE519686C2 (sv) * 2001-01-23 2003-04-01 Daprox Ab Metod och mätanordning innefattande övervakning av ett givarhuvuds snedställning
FI114337B (fi) * 2001-07-03 2004-09-30 Metso Automation Oy Menetelmä ja mittalaite liikkuvan rainan ainakin yhden ominaisuuden mittaamiseksi
US6588118B2 (en) 2001-10-10 2003-07-08 Abb Inc. Non-contact sheet sensing system and related method
US9279289B2 (en) 2013-10-03 2016-03-08 Renegade Manufacturing, LLC Combination mud motor flow diverter and tiled bearing, and bearing assemblies including same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2886651A (en) * 1955-04-08 1959-05-12 Ibm Air head
US2921144A (en) * 1956-02-06 1960-01-12 Ibm Transducer support for sound recording or reproducing system
US3617872A (en) * 1969-10-06 1971-11-02 Indev Inc Magnetic thickness gauge with a gas-supported sensor and a suction source in the base

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3050090A1 (de) * 1979-11-26 1982-04-22 Measurex Corp Caliper guage for the measurement of sheet members over a wide range of thicknesses
EP0098036A1 (en) * 1982-06-24 1984-01-11 AccuRay Corporation Sheet property sensing apparatus
GB2124380A (en) * 1982-07-27 1984-02-15 Esselte Security Systems Apparatus for non-contact thickness gauging of disc or sheet objects
GB2136128A (en) * 1983-03-01 1984-09-12 British Steel Corp Improvements in or relating to the measurement of surface profile
US4581918A (en) * 1984-01-09 1986-04-15 Esselte Security Systems Apparatus for non-contact thickness gauging of disc or sheet objects
GB2438944A (en) * 2006-05-15 2007-12-12 Immobilienges Helmut Fischer Measurement probe for measurement of the thickness of thin films in a non-contacting manner
GB2438944B (en) * 2006-05-15 2009-07-22 Immobilienges Helmut Fischer Method and apparatus for measurement of the thickness of thin films by means of a measurement probe
US7690243B2 (en) 2006-05-15 2010-04-06 Immobiliengesellschaft Helmut Fischer Gmbh & Co. Kg Method and apparatus for measurement of the thickness of thin layers by means of measurement probe

Also Published As

Publication number Publication date
JPS49101045A (OSRAM) 1974-09-25
JPS5633643B2 (OSRAM) 1981-08-05
AU5999373A (en) 1975-03-06
US3855524A (en) 1974-12-17
CA999427A (en) 1976-11-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee