Device for supplying a replenishing toner to a developing unit

Details Device for supplying a replenishing toner to a developing unit Device for supplying a replenishing toner to a developing unit

1977-04-11

1979-11-13

Spar, Robert J.

Dispensing

With recorder, register, indicator, signal or exhibitor

Position or extent of motion indicator

222 48, 222287, 222DIG1, 74142, G01F 1110

Patent

active

041740505

ABSTRACT:
A device for supplying a toner to a developing unit provided in an electrophotographic copying machine in which a toner supplying member at the bottom of the hopper may be rotated only in one direction, which may be manually operated or driven in association with a prime mover during copying operation. There is provided a rockable member attached to a protruding portion of the supplying member by a one-way clutch, which is rockable about an axis coaxial with the supplying member, the one-way clutch being adapted to be engaged with the rockable member only in the rotational direction of the supplying member.

REFERENCES:
patent: 998902 (1911-07-01), Hoyt
patent: 1636910 (1927-07-01), Hardy
patent: 3184108 (1965-05-01), Grau
patent: 3572922 (1971-03-01), Olden
patent: 3616969 (1971-11-01), Koizumi
patent: 3834592 (1974-09-01), Cherian
patent: 3946910 (1976-03-01), Case
IBM Technical Disclosure Bulletin, vol. 17, No. 4, Sep. 1974, pp. 1129-1130, Cox et al., "Toner Replenisher Clutch."

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