BE792652A - DEFORMATION INDICATOR AND METHOD FOR IMPLEMENTING IT - Google Patents
DEFORMATION INDICATOR AND METHOD FOR IMPLEMENTING ITInfo
- Publication number
- BE792652A BE792652A BE792652DA BE792652A BE 792652 A BE792652 A BE 792652A BE 792652D A BE792652D A BE 792652DA BE 792652 A BE792652 A BE 792652A
- Authority
- BE
- Belgium
- Prior art keywords
- implementing
- deformation indicator
- indicator
- deformation
- Prior art date
Links
Classifications
-
- 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
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00207260A US3799108A (en) | 1971-12-13 | 1971-12-13 | Strain indicator and method |
US00310445A US3850133A (en) | 1972-11-29 | 1972-11-29 | Strain indicator and method |
Publications (1)
Publication Number | Publication Date |
---|---|
BE792652A true BE792652A (en) | 1973-03-30 |
Family
ID=26902092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE792652D BE792652A (en) | 1971-12-13 | DEFORMATION INDICATOR AND METHOD FOR IMPLEMENTING IT |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS4866876A (en) |
BE (1) | BE792652A (en) |
DE (1) | DE2260657A1 (en) |
FR (1) | FR2167015A5 (en) |
GB (1) | GB1419523A (en) |
SE (1) | SE384920B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5170075A (en) * | 1974-12-12 | 1976-06-17 | Seiki Kogyo Kk | KOSHIKAKESHIKITEEBURUKOTATSUSOCHI |
US4041776A (en) * | 1976-03-22 | 1977-08-16 | Modulus Corporation | Strain indicator |
JPH069346Y2 (en) * | 1986-09-29 | 1994-03-09 | 日東工器株式会社 | Fastening device |
JPH069345Y2 (en) * | 1986-09-29 | 1994-03-09 | 日東工器株式会社 | Clamp device |
JPS63135604A (en) * | 1986-11-27 | 1988-06-08 | 株式会社日本製鋼所 | Friction type clamping device |
US20090206705A1 (en) * | 2008-02-19 | 2009-08-20 | Nies Jacob J | Fasteners with welded ultrasonic stress transducers |
JP6234104B2 (en) * | 2013-08-05 | 2017-11-22 | 株式会社ケー・エフ・シー | Tunnel axial force display mechanism, tunnel axial force display bolt, and tunnel excavation method |
KR102255129B1 (en) * | 2014-07-30 | 2021-05-24 | 인테그리티 엔지니어링 솔루션스 피티와이 엘티디 | Fasteners |
CN108571504A (en) * | 2018-05-08 | 2018-09-25 | 上海威纳工程技术有限公司 | Accurate pretension bolt |
CN114109994B (en) * | 2021-11-08 | 2022-09-16 | 奇瑞汽车股份有限公司 | Bolt and fastening structure |
JP7249702B1 (en) * | 2022-07-11 | 2023-03-31 | 芳隆 秋野 | Bolt with looseness sensor, its usage and looseness detection system |
-
0
- BE BE792652D patent/BE792652A/en unknown
-
1972
- 1972-12-12 FR FR7244210A patent/FR2167015A5/fr not_active Expired
- 1972-12-12 SE SE1616972A patent/SE384920B/en unknown
- 1972-12-12 DE DE19722260657 patent/DE2260657A1/en active Pending
- 1972-12-12 GB GB5728972A patent/GB1419523A/en not_active Expired
- 1972-12-13 JP JP12514172A patent/JPS4866876A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS4866876A (en) | 1973-09-13 |
FR2167015A5 (en) | 1973-08-17 |
DE2260657A1 (en) | 1973-06-20 |
GB1419523A (en) | 1975-12-31 |
SE384920B (en) | 1976-05-24 |
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