CH392106A - Method and device for indicating the elongation of a body - Google Patents

Method and device for indicating the elongation of a body

Info

Publication number
CH392106A
CH392106A CH492862A CH492862A CH392106A CH 392106 A CH392106 A CH 392106A CH 492862 A CH492862 A CH 492862A CH 492862 A CH492862 A CH 492862A CH 392106 A CH392106 A CH 392106A
Authority
CH
Switzerland
Prior art keywords
elongation
indicating
Prior art date
Application number
CH492862A
Other languages
German (de)
Inventor
Henry Ellinger John
Original Assignee
Foerderung Forschung Gmbh
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 Foerderung Forschung Gmbh filed Critical Foerderung Forschung Gmbh
Publication of CH392106A publication Critical patent/CH392106A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
    • B23P19/06—Screw or nut setting or loosening machines
    • B23P19/067—Bolt tensioners
    • B23P19/068—Bolt tensioners by using heating means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B29/00—Accessories
    • B25B29/02—Bolt tensioners
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
    • F16B31/02—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load
    • F16B31/025—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load with a gauge pin in a longitudinal bore in the body of the bolt
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/24—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02—Details
    • G01N3/06—Special adaptations of indicating or recording means
    • G01N3/064—Special adaptations of indicating or recording means with hydraulic indicating or recording means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/022—Environment of the test
    • G01N2203/0222—Temperature
    • G01N2203/0226—High temperature; Heating means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Measuring Arrangements Characterized By The Use Of Fluids (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
CH492862A 1961-04-20 1962-04-18 Method and device for indicating the elongation of a body CH392106A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1439961A GB946409A (en) 1961-04-20 1961-04-20 Improvements in or relating to extensometers

Publications (1)

Publication Number Publication Date
CH392106A true CH392106A (en) 1965-05-15

Family

ID=10040499

Family Applications (1)

Application Number Title Priority Date Filing Date
CH492862A CH392106A (en) 1961-04-20 1962-04-18 Method and device for indicating the elongation of a body

Country Status (3)

Country Link
CH (1) CH392106A (en)
DE (1) DE1295238B (en)
GB (1) GB946409A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20154080A1 (en) * 2015-10-06 2017-04-06 Autec S R L SCREW AND READING METHOD OF A TIGHTENING FORCE OF A SCREW.
CN110645869A (en) * 2019-10-15 2020-01-03 中信戴卡股份有限公司 Position degree detection device
CN114737955A (en) * 2022-04-06 2022-07-12 中国石油化工股份有限公司 Float flowmeter fixing device and water outlet flow detection pipe column

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE871377C (en) * 1944-12-29 1953-03-23 Maschf Augsburg Nuernberg Ag Stretch indicator for tie rods, screw bolts or the like.
US2455285A (en) * 1945-09-13 1948-11-30 Gulf Research Development Co Strain gauge
US2492164A (en) * 1946-07-25 1949-12-27 Carlton G Lutts Elastic proving bar
US2875611A (en) * 1955-04-14 1959-03-03 Pratt & Whitney Co Inc Pneumatic strain gage

Also Published As

Publication number Publication date
DE1295238B (en) 1969-05-14
GB946409A (en) 1964-01-15

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