192 clutches and power-stop control – Clutches – Operators
Patent
1996-04-19
1998-06-09
Lorence, Richard M.
192 clutches and power-stop control
Clutches
Operators
192110R, 464181, 464183, F16D 27112
Patent
active
057621730
ABSTRACT:
An electromagnetic clutch includes a field member having a hollow in a center thereof and carrying a field coil in the form of a ring, a shaft rotatably placed in the hollow of the field member, a rotor member fixedly attached on the shaft, the rotor member being arranged on one side of the field member, a driving member rotatably mounted on the shaft, the driving member being arranged on one side of the rotor member, and an armature member attached to the driving member, the armature member being arranged between the rotor member and the driving member and bendable toward the rotor member. The shaft is provided with an inner cylinder member made of a synthetic resin and formed with a hollow extending along an axis thereof, the hollow being operable to engage with a torque transmission shaft of a device to be connected with the electromagnetic clutch and having an irregular shape portion for keeping the torque transmission shaft to rotate together with the inner cylinder member, and an outer cylinder member placed over the inner cylinder member, the outer cylinder member being made of a metallic material having magnetism.
REFERENCES:
patent: 3854562 (1974-12-01), Wilczewski
patent: 4664238 (1987-05-01), Nishino et al.
patent: 4804874 (1989-02-01), Nakamura
patent: 5080214 (1992-01-01), Fossum
patent: 5148902 (1992-09-01), Nakamura
Lorence Richard M.
Mita Industrial Co. Ltd.
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