Railways – Suspended – Single-rail type
Patent
1988-06-07
1990-03-06
Focarino, Margaret A.
Railways
Suspended
Single-rail type
104110, 105130, 301115, B61B 302
Patent
active
049056050
ABSTRACT:
A conveyor trolley with a pair of wheels rolling on a flat upper face of an upper end rail portion of a guide rail, one wheel acting as a drive wheel and attached to an output shaft of a speed-reducing unit mounted on a trolley body movably supported on the guide rail, and a motor for driving the output shaft via a speed-reducing mechanism in the speed-reducing unit, the trolley having a collector unit for supplying power to and communicating control signals with the motor, guide rollers for laterally binding and positioning the upper rail portion and a lower rail portion of the guide rail, a wheel securing unit disposed between an annular concave portion defined in a boss of the drive wheel and the output shaft, the wheel securing unit including an outer ring, an inner ring having a wedge-shaped cross section to be engaged into the outer ring and a tightening member for securing the wheels to the output shaft by reducing an inner diameter of the inner ring and by enlarging an outer diameter of the outer ring, the trolley further having a clutch removably disposed between the output shaft of the speed-reducing unit and a final rotary member of the speed-reducing unit loosely mounted on the output shaft and an operational lever attached to the clutch for engaging and disengaging the same.
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Abe Yasuaki
Arai Masao
Fukuhara Kazuysohi
Kido Yasuhide
Sakagami Tatsuya
Daifuku Co. Ltd.
Focarino Margaret A.
Pape Joseph D.
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