SE333400B - - Google Patents
Info
- Publication number
- SE333400B SE333400B SE217268A SE217268A SE333400B SE 333400 B SE333400 B SE 333400B SE 217268 A SE217268 A SE 217268A SE 217268 A SE217268 A SE 217268A SE 333400 B SE333400 B SE 333400B
- Authority
- SE
- Sweden
- Prior art keywords
- button
- switches
- feb
- push
- switch
- Prior art date
Links
- 230000000717 retained effect Effects 0.000 abstract 1
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
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/56—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state upon the next application of operating force
- H01H13/562—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state upon the next application of operating force making use of a heart shaped cam
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Push-Button Switches (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE217268A SE333400B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-02-20 | 1968-02-20 | |
GB1258667D GB1258667A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-02-20 | 1969-02-12 | |
FR6904267A FR2002267A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-02-20 | 1969-02-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE217268A SE333400B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-02-20 | 1968-02-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE333400B true SE333400B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-03-15 |
Family
ID=20259487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE217268A SE333400B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-02-20 | 1968-02-20 |
Country Status (3)
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3037947C2 (de) * | 1980-10-08 | 1983-01-05 | Krone Gmbh, 1000 Berlin | Taste zum Wählen bei aufgelegtem Handapparat mittels einer Tastatur und zum Lauthören |
-
1968
- 1968-02-20 SE SE217268A patent/SE333400B/xx unknown
-
1969
- 1969-02-12 GB GB1258667D patent/GB1258667A/en not_active Expired
- 1969-02-20 FR FR6904267A patent/FR2002267A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB1258667A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-12-30 |
FR2002267A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-10-17 |