FI40917B - - Google Patents
Info
- Publication number
- FI40917B FI40917B FI1717/64A FI171764A FI40917B FI 40917 B FI40917 B FI 40917B FI 1717/64 A FI1717/64 A FI 1717/64A FI 171764 A FI171764 A FI 171764A FI 40917 B FI40917 B FI 40917B
- Authority
- FI
- Finland
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T1/00—Details of spark gaps
- H01T1/24—Selection of materials for electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/0201—Materials for reed contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/64—Protective enclosures, baffle plates, or screens for contacts
- H01H1/66—Contacts sealed in an evacuated or gas-filled envelope, e.g. magnetic dry-reed contacts
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1041263 | 1963-09-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI40917B true FI40917B (nl) | 1969-03-31 |
Family
ID=20292266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI1717/64A FI40917B (nl) | 1963-09-24 | 1964-08-11 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3261957A (nl) |
| BE (1) | BE652611A (nl) |
| BR (1) | BR6462139D0 (nl) |
| DE (1) | DE1244296B (nl) |
| DK (1) | DK111627C (nl) |
| FI (1) | FI40917B (nl) |
| FR (1) | FR1408691A (nl) |
| GB (1) | GB1078277A (nl) |
| NL (1) | NL146634B (nl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11309140B2 (en) * | 2019-01-04 | 2022-04-19 | Littelfuse, Inc. | Contact switch coating |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2289830A (en) * | 1938-03-29 | 1942-07-14 | Bell Telephone Labor Inc | Circuit closing device |
| US2696543A (en) * | 1948-12-18 | 1954-12-07 | Bell Telephone Labor Inc | Electric switch |
-
1964
- 1964-08-11 FI FI1717/64A patent/FI40917B/fi active
- 1964-08-25 NL NL646409819A patent/NL146634B/nl unknown
- 1964-08-26 BR BR162139/64A patent/BR6462139D0/pt unknown
- 1964-09-02 DE DET26941A patent/DE1244296B/de not_active Withdrawn
- 1964-09-02 BE BE652611D patent/BE652611A/xx unknown
- 1964-09-08 DK DK442964AA patent/DK111627C/da active
- 1964-09-22 US US398448A patent/US3261957A/en not_active Expired - Lifetime
- 1964-09-24 FR FR989227A patent/FR1408691A/fr not_active Expired
- 1964-09-24 GB GB39039/64A patent/GB1078277A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1408691A (fr) | 1965-08-13 |
| DK111627B (nl) | 1968-09-23 |
| US3261957A (en) | 1966-07-19 |
| NL146634B (nl) | 1975-07-15 |
| NL6409819A (nl) | 1965-03-25 |
| GB1078277A (en) | 1967-08-09 |
| BR6462139D0 (pt) | 1973-08-09 |
| DE1244296B (de) | 1967-07-13 |
| BE652611A (nl) | 1964-12-31 |
| DK111627C (da) | 1968-09-23 |