FR549394A - Improvements to electrical switches - Google Patents
Improvements to electrical switchesInfo
- Publication number
- FR549394A FR549394A FR549394DA FR549394A FR 549394 A FR549394 A FR 549394A FR 549394D A FR549394D A FR 549394DA FR 549394 A FR549394 A FR 549394A
- Authority
- FR
- France
- Prior art keywords
- electrical switches
- switches
- electrical
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
- H01H15/02—Details
- H01H15/06—Movable parts; Contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
- H01H5/045—Energy stored by deformation of elastic members making use of cooperating spring loaded wedging or camming parts between operating member and contact structure
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5671/21A GB181778A (en) | 1921-02-19 | 1921-02-19 | Improvements in electric switches |
Publications (1)
Publication Number | Publication Date |
---|---|
FR549394A true FR549394A (en) | 1923-02-08 |
Family
ID=9800451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR549394D Expired FR549394A (en) | 1921-02-19 | 1922-03-27 | Improvements to electrical switches |
Country Status (4)
Country | Link |
---|---|
US (1) | US1420472A (en) |
DE (1) | DE387217C (en) |
FR (1) | FR549394A (en) |
GB (1) | GB181778A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6099470A (en) * | 1998-03-05 | 2000-08-08 | Siemens Elema Ab | Monitor for diffusable chemical substance |
-
1921
- 1921-02-19 GB GB5671/21A patent/GB181778A/en not_active Expired
-
1922
- 1922-03-04 DE DEC31766D patent/DE387217C/en not_active Expired
- 1922-03-08 US US542018A patent/US1420472A/en not_active Expired - Lifetime
- 1922-03-27 FR FR549394D patent/FR549394A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6099470A (en) * | 1998-03-05 | 2000-08-08 | Siemens Elema Ab | Monitor for diffusable chemical substance |
Also Published As
Publication number | Publication date |
---|---|
GB181778A (en) | 1922-06-19 |
DE387217C (en) | 1923-12-27 |
US1420472A (en) | 1922-06-20 |
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