IT1007345B - Interruttore a tasti plurimi - Google Patents
Interruttore a tasti plurimiInfo
- Publication number
- IT1007345B IT1007345B IT20428/74A IT2042874A IT1007345B IT 1007345 B IT1007345 B IT 1007345B IT 20428/74 A IT20428/74 A IT 20428/74A IT 2042874 A IT2042874 A IT 2042874A IT 1007345 B IT1007345 B IT 1007345B
- Authority
- IT
- Italy
- Prior art keywords
- key switch
- key
- switch
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/72—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard wherein the switch has means for limiting the number of operating members that can concurrently be in the actuated position
- H01H13/74—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard wherein the switch has means for limiting the number of operating members that can concurrently be in the actuated position each contact set returning to its original state only upon actuation of another of the operating members
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732307737 DE2307737A1 (de) | 1973-02-16 | 1973-02-16 | Mehrfachtastenschalter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1007345B true IT1007345B (it) | 1976-10-30 |
Family
ID=5872159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT20428/74A IT1007345B (it) | 1973-02-16 | 1974-02-11 | Interruttore a tasti plurimi |
Country Status (3)
| Country | Link |
|---|---|
| DE (2) | DE2307737A1 (it) |
| ES (1) | ES200505Y (it) |
| IT (1) | IT1007345B (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2734051C2 (de) * | 1977-07-28 | 1985-12-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Staubsauger oder dgl. mit einem elektrischen Motor für ein Sauggebläse |
-
1973
- 1973-02-16 DE DE19732307737 patent/DE2307737A1/de active Pending
- 1973-02-16 DE DE7305968U patent/DE7305968U/de not_active Expired
-
1974
- 1974-02-11 IT IT20428/74A patent/IT1007345B/it active
- 1974-02-15 ES ES1974200505U patent/ES200505Y/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE7305968U (de) | 1973-07-19 |
| ES200505U (es) | 1975-09-01 |
| DE2307737A1 (de) | 1974-08-22 |
| ES200505Y (es) | 1976-01-16 |
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