DE1812702B2 - - Google Patents
Info
- Publication number
- DE1812702B2 DE1812702B2 DE19681812702 DE1812702A DE1812702B2 DE 1812702 B2 DE1812702 B2 DE 1812702B2 DE 19681812702 DE19681812702 DE 19681812702 DE 1812702 A DE1812702 A DE 1812702A DE 1812702 B2 DE1812702 B2 DE 1812702B2
- Authority
- DE
- Germany
- 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- Withdrawn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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R5/00—Instruments for converting a single current or a single voltage into a mechanical displacement
- G01R5/28—Electrostatic instruments
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR130873 | 1967-12-04 | ||
| FR150875A FR94665E (fr) | 1967-12-04 | 1968-05-07 | Mesure des propriétés électrostatiques des matieres plastiques. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1812702A1 DE1812702A1 (de) | 1969-08-14 |
| DE1812702B2 true DE1812702B2 (de) | 1970-07-09 |
Family
ID=26181366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681812702 Withdrawn DE1812702A1 (de) | 1967-12-04 | 1968-12-04 | Messung der elektrostatischen Eigenschaften von Kunststoffmaterialien |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3544889A (de) |
| DE (1) | DE1812702A1 (de) |
| FR (1) | FR94665E (de) |
| GB (1) | GB1206840A (de) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2088919A5 (de) * | 1970-04-29 | 1972-01-07 | Rhone Poulenc Sa | |
| US3944354A (en) * | 1974-09-06 | 1976-03-16 | Eastman Kodak Company | Voltage measurement apparatus |
| US3999119A (en) * | 1975-03-26 | 1976-12-21 | Xerox Corporation | Measuring toner concentration |
| JPS5226874A (en) * | 1975-08-25 | 1977-02-28 | Giichiro Kato | Rotary type electric field intensity measuring apparatus using a stati onary electrode plate provided with holes |
| US4139816A (en) * | 1977-12-15 | 1979-02-13 | Princeton Electro Dynamics, Inc. | Copy paper test apparatus |
| US4885543A (en) * | 1988-02-16 | 1989-12-05 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Electrostatic discharge test apparatus |
| US5929640A (en) * | 1992-11-12 | 1999-07-27 | Quality Engineering Associates | Automated stationary/portable test system for photoconductive drums |
| US6469513B1 (en) | 1992-11-12 | 2002-10-22 | Quality Engineering Associates, Inc. | Automated stationary/portable test system for applying a current signal to a dielectric material being tested |
| US6686743B2 (en) | 2000-10-24 | 2004-02-03 | Univation Technologies, Llc | Apparatus for measuring the static charge of flowable solids |
| FR2835452A1 (fr) * | 2002-02-05 | 2003-08-08 | Solystic | Procede de detection d'objets plastiques et dispositif de detection |
| FR2932274B1 (fr) * | 2008-06-04 | 2010-07-30 | Elcowa Sa | Procede de controle de la capacite d'une piece plastique a dissiper dans l'air des charges electriques et dispositif pour mettre en oeuvre ledit procede. |
| WO2013074068A1 (en) * | 2011-11-14 | 2013-05-23 | Neocera, Llc | Method and system for localization of open defects in electronic devices with a dc squid based rf magnetometer |
| CN104345230B (zh) * | 2013-08-07 | 2015-12-23 | 山东省纺织科学研究院 | 静电衰减测试的加压探头试验装置 |
| CN103472287B (zh) * | 2013-09-30 | 2015-10-14 | 山东省纺织科学研究院 | 静电衰减性能测试的静电探测装置 |
| US20150301003A1 (en) * | 2014-04-18 | 2015-10-22 | Gregory Peter Martiska | Method for measuring the tribocharging properties of bulk granular materials and powders |
| CN113281578B (zh) * | 2021-04-27 | 2022-10-11 | 西安理工大学 | 基于三轴运动平台的光电一体恒湿表面电势测量系统 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3124172A (en) * | 1964-03-10 | Pulse | ||
| US2421430A (en) * | 1943-06-17 | 1947-06-03 | Celanese Corp | Device for testing static accumulating properties of textile fibers |
| US2965755A (en) * | 1958-06-04 | 1960-12-20 | West Maxwell George | Method of and means for producing a corona discharge |
| US2982822A (en) * | 1958-06-25 | 1961-05-02 | Ibm | Automatic gain control circuit utilizing variable capacitance |
| US3225299A (en) * | 1961-05-16 | 1965-12-21 | William H Middendorf | Electrostatic charge transfer tachometer |
| US3364423A (en) * | 1964-07-20 | 1968-01-16 | Swift & Co | Apparatus for measuring electrostatic build-up on static producing web material brought into rolling contact with a standard web |
| US3449658A (en) * | 1966-11-17 | 1969-06-10 | Eastman Kodak Co | Method and apparatus for sensitometrically testing photoconductive insulators |
-
1968
- 1968-05-07 FR FR150875A patent/FR94665E/fr not_active Expired
- 1968-12-04 DE DE19681812702 patent/DE1812702A1/de not_active Withdrawn
- 1968-12-04 US US780995A patent/US3544889A/en not_active Expired - Lifetime
- 1968-12-04 GB GB57656/68A patent/GB1206840A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR94665E (fr) | 1969-10-03 |
| GB1206840A (en) | 1970-09-30 |
| DE1812702A1 (de) | 1969-08-14 |
| US3544889A (en) | 1970-12-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |