Operating mechanism for turning an axle end

Details Operating mechanism for turning an axle end Operating mechanism for turning an axle end

1973-11-21

1976-08-31

Schwadron, Marton P.

Expansible chamber devices

Rectilinearly moving working member and coaxial or parallel...

74 8915, 92113, 92136, 251 58, F01B 300

Patent

active

039773051

ABSTRACT:
An operating mechanism for turning a butterfly valve axle or similar device has a piston/cylinder unit of which the piston is coupled to the axle and is provided with screw-thread means producing rotation of the axle as the piston is reciprocated in the cylinder. The arrangement of the piston/cylinder unit and coupling means is such that a longitudinally compact mechanism is achieved.

REFERENCES:
patent: 1005763 (1911-10-01), Adams
patent: 2918799 (1959-12-01), Geyer
patent: 2948263 (1960-08-01), Royer
patent: 2959064 (1960-11-01), Geyer et al.
patent: 2998805 (1961-09-01), Usab
patent: 3078065 (1963-02-01), Vickery
patent: 3213923 (1965-10-01), Richter
patent: 3319925 (1967-05-01), Koichikojima et al.
patent: 3329069 (1967-07-01), Feroy
patent: 3450382 (1969-06-01), Calim
patent: 3530769 (1970-09-01), Gurevich

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