NL7501329A - DEVICE FOR OPTICAL TESTING, IN PARTICULAR FOR SEALING EDGES OF LIP SEAL RINGS. - Google Patents

DEVICE FOR OPTICAL TESTING, IN PARTICULAR FOR SEALING EDGES OF LIP SEAL RINGS.

Info

Publication number
NL7501329A
NL7501329A NL7501329A NL7501329A NL7501329A NL 7501329 A NL7501329 A NL 7501329A NL 7501329 A NL7501329 A NL 7501329A NL 7501329 A NL7501329 A NL 7501329A NL 7501329 A NL7501329 A NL 7501329A
Authority
NL
Netherlands
Prior art keywords
lip seal
seal rings
sealing edges
optical testing
testing
Prior art date
Application number
NL7501329A
Other languages
Dutch (nl)
Original Assignee
Goetzewerke
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
Priority claimed from DE19742411359 external-priority patent/DE2411359C2/en
Application filed by Goetzewerke filed Critical Goetzewerke
Publication of NL7501329A publication Critical patent/NL7501329A/en

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
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/2433—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures for measuring outlines by shadow casting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3296—Arrangements for monitoring the condition or operation of elastic sealings; Arrangements for control of elastic sealings, e.g. of their geometry or stiffness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00—Testing of machine parts
    • G01M13/005—Sealing rings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/38—Investigating fluid-tightness of structures by using light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
NL7501329A 1974-03-09 1975-02-04 DEVICE FOR OPTICAL TESTING, IN PARTICULAR FOR SEALING EDGES OF LIP SEAL RINGS. NL7501329A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742411359 DE2411359C2 (en) 1974-03-09 Device for the optical inspection of the sealing edges of lip sealing rings

Publications (1)

Publication Number Publication Date
NL7501329A true NL7501329A (en) 1975-09-11

Family

ID=5909578

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7501329A NL7501329A (en) 1974-03-09 1975-02-04 DEVICE FOR OPTICAL TESTING, IN PARTICULAR FOR SEALING EDGES OF LIP SEAL RINGS.

Country Status (4)

Country Link
FR (1) FR2263493A1 (en)
GB (1) GB1504974A (en)
IT (1) IT1028119B (en)
NL (1) NL7501329A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS576307A (en) * 1980-06-13 1982-01-13 Toyota Central Res & Dev Lab Inc Method and apparatus of surface failure inspection of circular member
BE1005371A0 (en) * 1988-02-29 1993-07-06 Westinghouse Electric Corporation Method and apparatus for detection of cracks in restraint coulonnes.
US7752726B2 (en) * 2005-11-30 2010-07-13 General Electric Company Fixture and inspection method for an annular seal
EP2545361A1 (en) 2010-03-09 2013-01-16 Federal-Mogul Corporation Bore inspection system and method of inspection therewith
DE102012000332B3 (en) 2012-01-11 2012-11-15 Federal-Mogul Burscheid Gmbh Method for measuring light gap sealing of piston ring between photoreceptor and light source, involves determining whether application of force is subjected to joint area of piston ring at wall of control ring by optical unit
CN112050737B (en) * 2020-09-17 2021-11-05 中国航发沈阳黎明航空发动机有限责任公司 Non-contact detection method for rubber sealing ring
CN115876141B (en) * 2023-01-06 2023-06-02 甘肃海林中科科技股份有限公司 Asymmetric hub spigot measuring tool and measuring method

Also Published As

Publication number Publication date
IT1028119B (en) 1979-01-30
FR2263493A1 (en) 1975-10-03
DE2411359B1 (en) 1975-08-14
DE2411359A1 (en) 1975-08-14
GB1504974A (en) 1978-03-22

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Legal Events

Date Code Title Description
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: GOETZE AG

BV The patent application has lapsed