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A LOCKING/UNLOCKING ARRANGEMENT FOR A WELL COVER

KARLSSON TOMAS / LOKANDER PETTER

An arrangement for a well cover comprising a housing accommodating a non-rotationally anchored nut (19) having an internally threaded hole for a threaded bolt (20), a piston (12; 14) supported rotationally on the bolt (20), wherein an upper end (12) of the piston (12; 14) supports a well cover lid while an upper end (22) of the bolt (20) projects above the piston (12; 14) and being accessible via a hole (7; 8; 9) which opens in an upwards facing side of the well cover lid, whereby the well cover lid will be brought by the piston (12; 14) to follow the axial displacement of the bolt (20), upwards or downwards, as the bolt is turned under threaded engagement with the nut (19).

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A LOCKING/UNLOCKING ARRANGEMENT FOR A WELL COVER

KARLSSON TOMAS / LOKANDER PETTER

An arrangement for a well cover comprising a housing accommodating a non-rotationally anchored nut (19) having an internally threaded hole for a threaded bolt (20), a piston (12; 14) supported rotationally on the bolt (20), wherein an upper end (12) of the piston (12; 14) supports a well cover lid while an upper end (22) of the bolt (20) projects above the piston (12; 14) and being accessible via a hole (7; 8; 9) which opens in an upwards facing side of the well cover lid, whereby the well cover lid will be brought by the piston (12; 14) to follow the axial displacement of the bolt (20), upwards or downwards, as the bolt is turned under threaded engagement with the nut (19).

A LOCKING/UNLOCKING ARRANGEMENT FOR A WELL COVER

KARLSSON TOMAS / LOKANDER PETTER

An arrangement for a well cover comprising a housing accommodating a non-rotationally anchored nut (19) having an internally threaded hole for a threaded bolt (20), a piston (12; 14) supported rotationally on the bolt (20), wherein an upper end (12) of the piston (12; 14) supports a well cover lid while an upper end (22) of the bolt (20) projects above the piston (12; 14) and being accessible via a hole (7; 8; 9) which opens in an upwards facing side of the well cover lid, whereby the well cover lid will be brought by the piston (12; 14) to follow the axial displacement of the bolt (20), upwards or downwards, as the bolt is turned under threaded engagement with the nut (19).

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Titel:

A LOCKING/UNLOCKING ARRANGEMENT FOR A WELL COVER

Weitere Titelangaben:

VERRIEGELUNGS-/ENTRIEGELUNGSANORDNUNG FÜR EINE SCHACHTABDECKUNG
AGENCEMENT DE VERROUILLAGE/DÉVERROUILLAGE POUR UN COUVERCLE DE PUITS

Beteiligte:

KARLSSON TOMAS (Autor:in) / LOKANDER PETTER (Autor:in)

Erscheinungsdatum:

26.02.2025

Medientyp:

Patent

Format:

Elektronische Ressource

Sprache:

Englisch

Klassifikation:

IPC: E02D FOUNDATIONS , Gründungen

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