FRICTION DRAFT GEAR
A friction draft gear having a housing closed at one end, resilient means in the housing, and a friction clutch in the open end of the housing which is adapted to provide both a relatively smooth or constant friction action and a highly efficient, substantially square-wave work curve. The friction c...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A friction draft gear having a housing closed at one end, resilient means in the housing, and a friction clutch in the open end of the housing which is adapted to provide both a relatively smooth or constant friction action and a highly efficient, substantially square-wave work curve. The friction clutch has a friction bore with an inward taper which may vary from a few degrees to zero degrees, at least one set of friction shoes disposed circumferentially in the friction bore, non-metallic friction material disposed intermediate the friction shoes and the friction bore, and a wedge member engageable with the friction shoes and adapted to receive impact forces. |
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