FR71278E - Perfectionnements aux appareils d'extensométrie photoélastique - Google Patents
Perfectionnements aux appareils d'extensométrie photoélastiqueInfo
- Publication number
- FR71278E FR71278E FR71278DA FR71278E FR 71278 E FR71278 E FR 71278E FR 71278D A FR71278D A FR 71278DA FR 71278 E FR71278 E FR 71278E
- Authority
- FR
- France
- Prior art keywords
- extensometry
- photoelastic
- devices
- photoelastic extensometry
- extensometry devices
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/21—Polarisation-affecting properties
- G01N21/23—Bi-refringence
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR71278T | 1957-04-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR71278E true FR71278E (fr) | 1959-11-02 |
Family
ID=8702882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR71278D Expired FR71278E (fr) | 1957-04-19 | 1957-04-19 | Perfectionnements aux appareils d'extensométrie photoélastique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR71278E (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3077813A (en) * | 1959-10-20 | 1963-02-19 | Budd Co | Stress-gauging devices |
US3229567A (en) * | 1961-12-28 | 1966-01-18 | Budd Co | Split image viewer for photoelastic gauges |
US3286581A (en) * | 1959-09-01 | 1966-11-22 | Saint Gobain | Method and apparatus for determining surface birefringences in a transparent material employing a prism place adjacent to the surface |
US3313204A (en) * | 1958-07-25 | 1967-04-11 | George U Oppel | Photoelastic strain gauge with bult-in stress pattern |
-
1957
- 1957-04-19 FR FR71278D patent/FR71278E/fr not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3313204A (en) * | 1958-07-25 | 1967-04-11 | George U Oppel | Photoelastic strain gauge with bult-in stress pattern |
US3286581A (en) * | 1959-09-01 | 1966-11-22 | Saint Gobain | Method and apparatus for determining surface birefringences in a transparent material employing a prism place adjacent to the surface |
US3077813A (en) * | 1959-10-20 | 1963-02-19 | Budd Co | Stress-gauging devices |
US3229567A (en) * | 1961-12-28 | 1966-01-18 | Budd Co | Split image viewer for photoelastic gauges |
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