DE621536C - Safety device for switch - Google Patents
Safety device for switchInfo
- Publication number
- DE621536C DE621536C DEE43805D DEE0043805D DE621536C DE 621536 C DE621536 C DE 621536C DE E43805 D DEE43805 D DE E43805D DE E0043805 D DEE0043805 D DE E0043805D DE 621536 C DE621536 C DE 621536C
- Authority
- DE
- Germany
- Prior art keywords
- switch
- safety device
- lug
- guides
- socket
- 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
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
- H01H9/287—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member wherein the operating part is made inaccessible or more difficult to access by a lid, cover or guard, e.g. lockable covers
Landscapes
- Push-Button Switches (AREA)
- Switch Cases, Indication, And Locking (AREA)
Description
Hierzu 1 Blatt Zeichnungen1 sheet of drawings
Ergänzungsblatt
zur Patentschrift 621 536 Klasse 21c Gruppe 41/01 Supplementary sheet
to patent specification 621 536 class 21c group 41/01
Vom Patentsucher ist als der Erfinder angegeben worden: Kurt Leopold in Trattendorf bei Spremberg.The patent seeker stated that the inventor was: Kurt Leopold in Trattendorf near Spremberg.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEE43805D DE621536C (en) | Safety device for switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEE43805D DE621536C (en) | Safety device for switch |
Publications (1)
Publication Number | Publication Date |
---|---|
DE621536C true DE621536C (en) | 1935-11-08 |
Family
ID=7079612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DEE43805D Expired DE621536C (en) | Safety device for switch |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE621536C (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1021056B (en) * | 1952-10-11 | 1957-12-19 | Wilhelm Vershoven | Flameproof, flameproof and explosion-proof, electrically operated telecommunication device |
DE1108270B (en) * | 1958-11-17 | 1961-06-08 | Chem Fab Dr Franz & Rutenbeck | Junction box with isolating contacts for telecommunication lines |
DE1147655B (en) * | 1959-12-10 | 1963-04-25 | Hans Eberhard Hofmann | Lockable cover for push button electric bell systems |
US9257242B2 (en) * | 2013-07-19 | 2016-02-09 | Komatsu Ltd. | Work vehicle |
-
0
- DE DEE43805D patent/DE621536C/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1021056B (en) * | 1952-10-11 | 1957-12-19 | Wilhelm Vershoven | Flameproof, flameproof and explosion-proof, electrically operated telecommunication device |
DE1108270B (en) * | 1958-11-17 | 1961-06-08 | Chem Fab Dr Franz & Rutenbeck | Junction box with isolating contacts for telecommunication lines |
DE1147655B (en) * | 1959-12-10 | 1963-04-25 | Hans Eberhard Hofmann | Lockable cover for push button electric bell systems |
US9257242B2 (en) * | 2013-07-19 | 2016-02-09 | Komatsu Ltd. | Work vehicle |
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