DE2722638A1 - Wiegevorrichtung - Google Patents
WiegevorrichtungInfo
- Publication number
- DE2722638A1 DE2722638A1 DE19772722638 DE2722638A DE2722638A1 DE 2722638 A1 DE2722638 A1 DE 2722638A1 DE 19772722638 DE19772722638 DE 19772722638 DE 2722638 A DE2722638 A DE 2722638A DE 2722638 A1 DE2722638 A1 DE 2722638A1
- Authority
- DE
- Germany
- Prior art keywords
- wire
- spring
- weight
- alternating current
- resonance
- 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.)
- Withdrawn
Links
- 238000005303 weighing Methods 0.000 title description 11
- 230000015654 memory Effects 0.000 claims description 19
- 230000010355 oscillation Effects 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims 2
- 238000004873 anchoring Methods 0.000 claims 1
- 230000036316 preload Effects 0.000 description 5
- 238000004804 winding Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
- G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
- G01G3/16—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of frequency of oscillations of the body
-
- 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
- G01L1/10—Measuring force or stress, in general by measuring variations of frequency of stressed vibrating elements, e.g. of stressed strings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2090076A GB1576711A (en) | 1976-05-20 | 1976-05-20 | Weighing apparatus |
| GB1334477 | 1977-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2722638A1 true DE2722638A1 (de) | 1977-12-08 |
Family
ID=26249730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772722638 Withdrawn DE2722638A1 (de) | 1976-05-20 | 1977-05-18 | Wiegevorrichtung |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4147224A (enExample) |
| JP (1) | JPS537386A (enExample) |
| CA (1) | CA1085882A (enExample) |
| DE (1) | DE2722638A1 (enExample) |
| FR (1) | FR2352289A1 (enExample) |
| NL (1) | NL7705461A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4478303A (en) * | 1982-05-26 | 1984-10-23 | Boyles Robert L | Weighing scale |
| US4792624A (en) * | 1987-02-26 | 1988-12-20 | The Dow Chemical Company | Process for polymeric MDA, recycle of finished polymeric MDA |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1226614A (fr) * | 1959-02-24 | 1960-07-13 | Dispositif permettant le remplissage à un même poids net de récipients ayant des tares variables | |
| GB916110A (en) * | 1960-06-14 | 1963-01-23 | Walter Wirth | Improvements in and relating to scales |
| US3897681A (en) * | 1971-06-23 | 1975-08-05 | Mettler Instrumente Ag | Force measuring apparatus of the vibratory string type |
-
1977
- 1977-05-17 NL NL7705461A patent/NL7705461A/xx not_active Application Discontinuation
- 1977-05-18 FR FR7715274A patent/FR2352289A1/fr active Granted
- 1977-05-18 DE DE19772722638 patent/DE2722638A1/de not_active Withdrawn
- 1977-05-19 US US05/798,481 patent/US4147224A/en not_active Expired - Lifetime
- 1977-05-19 CA CA278,792A patent/CA1085882A/en not_active Expired
- 1977-05-20 JP JP5858177A patent/JPS537386A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2352289A1 (fr) | 1977-12-16 |
| FR2352289B3 (enExample) | 1980-03-14 |
| CA1085882A (en) | 1980-09-16 |
| US4147224A (en) | 1979-04-03 |
| JPS537386A (en) | 1978-01-23 |
| NL7705461A (nl) | 1977-11-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8127 | New person/name/address of the applicant |
Owner name: PLESSEY OVERSEAS LTD., ILFORD, ESSEX, GB |
|
| 8128 | New person/name/address of the agent |
Representative=s name: BERENDT, T., DIPL.-CHEM. DR. LEYH, H., DIPL.-ING. |
|
| 8141 | Disposal/no request for examination |