CH140248A - Electric switch. - Google Patents
Electric switch.Info
- Publication number
- CH140248A CH140248A CH140248DA CH140248A CH 140248 A CH140248 A CH 140248A CH 140248D A CH140248D A CH 140248DA CH 140248 A CH140248 A CH 140248A
- Authority
- CH
- Switzerland
- Prior art keywords
- electric switch
- switch
- electric
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
- H01H1/54—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH351739X | 1929-07-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH140248A true CH140248A (en) | 1930-05-31 |
Family
ID=4509534
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH140248D CH140248A (en) | 1929-07-25 | 1929-07-25 | Electric switch. |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH140248A (en) |
FR (1) | FR698179A (en) |
GB (1) | GB351739A (en) |
-
1929
- 1929-07-25 CH CH140248D patent/CH140248A/en unknown
-
1930
- 1930-06-26 GB GB19473/30A patent/GB351739A/en not_active Expired
- 1930-06-28 FR FR698179D patent/FR698179A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB351739A (en) | 1931-07-02 |
FR698179A (en) | 1931-01-28 |
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