METHOD FOR LOCKING MOVEABLE POINT SECTIONS
The invention relates to a device for mechanically locking the end positions of moveable point sections, comprising two positioning rods (12,14) which are respectively connected to one of the point sections and coupled to each other, at least one locking tappet (28) to lock the end positions of each...
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | The invention relates to a device for mechanically locking the end positions of moveable point sections, comprising two positioning rods (12,14) which are respectively connected to one of the point sections and coupled to each other, at least one locking tappet (28) to lock the end positions of each positioning rod, and a power limiting device which disengages locking when the power exerted by the point sections on the positioning rod exceeds a given value. The invention is characterized in that the power limiting device is formed by a coupling device (30,32) that yields under stress and is placed in between the positioning rods (12,14) in addition to a transmission mechanism (16,38) which translates the movement of one of the positioning rods into a movement for unlocking the locking tappet (28). |
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