CH247111A
(en )
1947-02-15
Load switching device for step control of transformers.
CH246823A
(en )
1947-01-31
Contact device with a contact spring group, for relays and similar switching devices.
CH254380A
(en )
1948-04-30
Automatic switch-off device for under- and overloading
CH249496A
(en )
1947-06-30
Step control device with snap load switch, especially for regulating transformers.
CH427956A
(en )
1967-01-15
Selector switch, especially for tap changes under load on transformers
CH247850A
(en )
1947-03-31
Regulating device, especially for transformers, with spindle drive for tap selector contacts.
CH240046A
(en )
1945-11-30
Compressed gas switch with multiple interruption.
CH250498A
(en )
1947-08-31
Control device, especially for regulating transformers.
CH247543A
(en )
1947-03-15
Synchronously operated load switch for step control devices of transformers, especially for rail operations.
CH227014A
(en )
1943-05-15
Electrical control contactor.
CH250505A
(en )
1947-08-31
Electromagnetic switch.
CH293265A
(en )
1953-09-15
Changeover switch with spring force accumulator, especially load switch for step control devices
CH233665A
(en )
1944-08-15
Selector switch for regulating devices of transformers that switch under load.
CH238747A
(en )
1945-08-15
Diverter switches, especially for regulating transformers.
CH232438A
(en )
1944-05-31
Control transformer for stepless voltage regulation.
CH247110A
(en )
1947-02-15
Selector with straight contact track, especially for regulating transformers.
CH286652A
(en )
1952-10-31
Control switches, especially for regulating transformers.
CH234660A
(en )
1944-10-15
Toggle lever arrangement.
CH245805A
(en )
1946-11-30
Synchronously controlled load switch, especially for regulating transformers.
CH353806A
(en )
1961-04-30
Diverter switch with snap switch, especially for regulating transformers on locomotives
CH296808A
(en )
1954-02-28
Spring energy storage with variable torque for diverter switches of regulating transformers.
CH247544A
(en )
1947-03-15
Voter arrangement with selectors driven by a pulling element, especially for regulating transformers.
CH304517A
(en )
1955-01-15
Automatic electrical switching device, in particular for heat regulators.
AT175313B
(en )
1953-06-25
Dampers, in particular for electric regulators
CH307449A
(en )
1955-05-31
Limit switch.