The invention concerns a mechanical reduction gear (156) comprising: - an input shaft (158) rotated by a motor, - an output shaft (160) coaxial with the input shaft (158), - an endless screw (250) mounted coaxially on the input shaft (158), and - a gear train (200) comprising: - three first gears (252) uniformly distributed around the endless screw (250), each meshing with the endless screw (250) and moveably mounted to rotate about a first axis perpendicular to the axis of the endless screw (250), - for each first gear (252), a second conical gear (254) coaxially attached to the first gear (252), - for each second gear (254), a conical third gear (256), meshing with the second gear (254) and rotatable about a second axis of rotation parallel to the axis of rotation of the endless screw (250), - for each third gear (256), a fourth gear (258) coaxially attached to the third gear (256), and - a fifth gear (260) coaxially mounted on the output shaft (160) and which meshes with the or each fourth gear (258).


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    Title :

    REDUCTEUR MECANIQUE A VIS SANS FIN


    Additional title:

    MECHANICAL REDUCTION GEAR WITH ENDLESS SCREW
    MECHANISCHES REDUKTIONSGETRIEBE MIT ENDLOSSCHRAUBE


    Contributors:

    Publication date :

    2020-02-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    French


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge / F16H Getriebe , GEARING / E05F DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION , Vorrichtungen zum Bewegen der Flügel in die Offen- oder Schließstellung / E06B Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore , FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES / F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen



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