Elevator door lock safety devices (300; 400; 500; 600; 700; 900) including a base (408), a first expanding extension member (410a; 510a; 910a) extending from the base (408), the first expanding extension member (410a; 510a; 910a) having a first exterior surface (522a) and a first interior surface (416a), a second expanding extension member (410b; 510b; 910b) extending from the base (408) and opposing the first expanding extension member (410a; 510a; 910a), the second expanding extension member (410b; 510b; 910b) having a second exterior surface (522b) and a second interior surface (416b), wherein a separation distance (412; 512) is defined between the first and second interior surfaces (416a; 416b), an actuator aperture (420; 920) formed within the first expanding extension member (410a; 510a; 910a) and extending through the first expanding extension member (410a; 510a; 910a) from the first exterior surface (522a) to the first interior surface (416a), and an actuation device (406; 906) passing through the actuator aperture (420; 920), wherein actuation of the actuation device (406; 906) actuates the elevator door lock safety device (300; 400; 500; 600; 700; 900) from a first state to a second state, wherein the separation distance (412; 512) is greater in the second state than in the first state.
ELEVATOR DOOR LOCK SAFETY DEVICE
AUFZUGSTÜRVERRIEGELUNGSSICHERHEITSVORRICHTUNG
DISPOSITIF DE SÉCURITÉ POUR SERRURE DE PORTE D'ASCENSEUR
2019-08-07
Patent
Elektronische Ressource
Englisch
IPC: | B66B Aufzüge , ELEVATORS |
Elevator door lock switch and elevator door lock device thereof
Europäisches Patentamt | 2021
|