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| Number | Title | Issue Date |
| 7323956 | Electrical switching apparatus and trip unit including one or more fuses A circuit breaker includes a circuit breaker frame and a trip unit. The circuit breaker frame includes a housing, a line terminal, a load terminal, separable contacts electrically connected between the line terminal and the load terminal, an operating mechanism stru... | 01/29/2008 |
| 7015410 | Drive device for a switching tube with a fixed and movable contact part The invention relates to a drive device for a switching tube with a fixed and movable contact part, said movable contact part being controlled by a plastic switch rod (SS) which remains substantially unstressed when the contact parts are connected or disconnected an... | 03/21/2006 |
| 4882556 | Multi-pole circuit interrupter A multi-pole circuit interrupter comprising an electrically insulating housing having two side walls and at least two partition walls defining therebetween a central compartment and at least two side compartments. A central pole unit is disposed within th... | 11/21/1989 |
| 4748431 | Electrical switches In an electric switch of the kind comprising a rectilinearly movable contact carrier (31), contacts (33) of which cooperate with fixed contacts (10A-17A,20A-25A) of a housing (19) defining spaces containing the fixed and moving contacts, which spaces are ... | 05/31/1988 |
| 4692835 | Fuse circuit unit for combination with an electromagnetic switch A fuse circuit unit for combination with an electromagnetic switch has a first terminal having one end thereof adapted to be connected to one terminal of a main fuse of a load circuit, and another end adapted to be connected to of the input terminal of th... | 09/08/1987 |
| 4323871 | Circuit protecting apparatus including resettable vacuum fuse and switch A current-responsive, resettable, violence-free low fault range vacuum-type switch interrupter is disclosed which is especially designed for series connection with a high fault range current limiting fuse (CLF) to achieve an improved, full range circuit p... | 04/06/1982 |
| 4151384 | Multi-phase switch with variable pole spacing A multi-pole switch characterized by spaced sets of stationary and movable contacts, mounting means for the movable contacts comprising a common contact operating shaft rotatable between open and closed positions of the contacts, the mounting means for ea... | 04/24/1979 |
| 3952273 | High voltage switch mechanism Disclosed is an interrupter switch mechanism for interrupting current flow in a high voltage electrical circuit. A tubular switch blade is mounted for linear movement to engage and disengage a stationary contact. A spring is positioned within the hollow i... | 04/20/1976 |
