Importance

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Abstract

Mechanism (10) for releaseably arresting a predeterminable state of a device (1), in particular for releasably maintaining the closed state of a safety device of a machine (2), having an engagement device (20), which can be secured on a first part (4) of the device (1) and has at least one engagement element (22) which, in the predeterminable state of the device (1) which is to be arrested, can be brought into engagement with an accommodating device (30), which can be secured on a second part (8) of the device (1) or is a constituent part of the second part (8) of the device (1), and the predeterminable state, of the device (1) can be arrested as a result, characterized in that the engagement element (22) can be rotated out of a starting position about a first axis (24) and, in the predeterminable state of the device (1) which is to be arrested, can be brought into engagement with the accommodating device (30), and in that the mechanism (10) has an arresting element (26) which can be activated in a controlled manner and which, upon activation, can be brought into abutment against the engagement element (22) and therefore provides a form fit to block the engagement element (22) against rotating back, and thus arrests the predeterminable state of the device (1), and a safety switch (40) having such a mechanism (10).

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First Claim