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This page displays all 「FI」 in main group H01H7/00. |
HB:Handbook | ||||
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CC:Concordance | |||||
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Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts (time or time-programme switches H01H 43/00) | HB | CC | 5G025 | |
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.with fluid timing means | HB | CC | 5G025 | |
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..with dash-pots | HB | CC | 5G025 | |
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..with flies, i.e. fan governors | HB | CC | 5G025 | |
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.with thermal timing means | HB | CC | 5G025 | |
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.with timing by mechanical speed-control devices | HB | CC | 5G025 | |
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..by escapement | HB | CC | 5G025 | |
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...mechanical | HB | CC | 5G025 | |
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...electromagnetic | HB | CC | 5G025 | |
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.Devices for ensuring operation of the switch at a predetermined point in the ac cycle (circuit arrangements H01H 9/56) | HB | CC | 5G025 | |