Torque indicating propeller shaft

F - Mech Eng,Light,Heat,Weapons – 16 – C

Patent

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Details

64/6, 73/88

F16C 3/03 (2006.01) F16C 3/02 (2006.01) G01L 3/06 (2006.01)

Patent

CA 1293133

ABSTRACT An adjustable length propeller shaft (1) has visual torsional load indicating means comprising a marker (7) on a sealing collar (6) of one shaft part (9) and a calibrated scale (8) on the sleeve (5) of the other shaft part (10); an end journal (4) of the shaft part (9) being in telescopic torque transmitting relation with the sleeve (5) and surrounded by the sealing collar (6). Any permanent torsional deformation between the journal (4) and sleeve (5) results in a permanent relative rotational movement therebetween observable as a movement of the marker relative to the scale.

550104

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