GB2210978B - An accuracy testing device - Google Patents

An accuracy testing device

Info

Publication number
GB2210978B
GB2210978B GB8724176A GB8724176A GB2210978B GB 2210978 B GB2210978 B GB 2210978B GB 8724176 A GB8724176 A GB 8724176A GB 8724176 A GB8724176 A GB 8724176A GB 2210978 B GB2210978 B GB 2210978B
Authority
GB
United Kingdom
Prior art keywords
testing device
accuracy testing
accuracy
testing
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
GB8724176A
Other versions
GB8724176D0 (en
GB2210978A (en
Inventor
Melvyn Burdekin
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.)
C D Measurements Ltd
Original Assignee
C D Measurements Ltd
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 C D Measurements Ltd filed Critical C D Measurements Ltd
Priority to GB8724176A priority Critical patent/GB2210978B/en
Publication of GB8724176D0 publication Critical patent/GB8724176D0/en
Publication of GB2210978A publication Critical patent/GB2210978A/en
Application granted granted Critical
Publication of GB2210978B publication Critical patent/GB2210978B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
    • G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
    • G01B21/042—Calibration or calibration artifacts
    • 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
    • G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
GB8724176A 1987-10-15 1987-10-15 An accuracy testing device Expired - Lifetime GB2210978B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8724176A GB2210978B (en) 1987-10-15 1987-10-15 An accuracy testing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8724176A GB2210978B (en) 1987-10-15 1987-10-15 An accuracy testing device

Publications (3)

Publication Number Publication Date
GB8724176D0 GB8724176D0 (en) 1987-11-18
GB2210978A GB2210978A (en) 1989-06-21
GB2210978B true GB2210978B (en) 1991-06-05

Family

ID=10625350

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8724176A Expired - Lifetime GB2210978B (en) 1987-10-15 1987-10-15 An accuracy testing device

Country Status (1)

Country Link
GB (1) GB2210978B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69211210T2 (en) * 1991-04-12 1996-10-10 Renishaw Transducer Syst Calibration device for machine
EP0526056B1 (en) * 1991-07-27 1996-01-31 Renishaw Transducer Systems Limited Calibration and measurement device
GB9406191D0 (en) * 1994-03-29 1994-05-18 Renishaw Plc Mounting device for a telescopic ball-bar

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB895547A (en) * 1960-12-07 1962-05-02 Hayes Inc C I Atmosphere dryer
GB1272627A (en) * 1968-06-25 1972-05-03 Plasser Bahnbaumasch Franz Method and devices for determining the condition of a rail track

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB895547A (en) * 1960-12-07 1962-05-02 Hayes Inc C I Atmosphere dryer
GB1272627A (en) * 1968-06-25 1972-05-03 Plasser Bahnbaumasch Franz Method and devices for determining the condition of a rail track

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PRECISION ENGINEERING ,APRIL 1982 V0L.4,No 2 ,Pages 61-69 *

Also Published As

Publication number Publication date
GB8724176D0 (en) 1987-11-18
GB2210978A (en) 1989-06-21

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20071014