Dispenser with a metering device

Details Dispenser with a metering device Dispenser with a metering device

2006-09-05

2006-09-05

Kaufman, Joseph A. (Department: 3754)

Dispensing

With discharge assistant

With discharge volume varying means

C222S326000, C222S389000

Reexamination Certificate

active

07100804

ABSTRACT:
A pressure medium-operated dispenser for dispensing a mass from a storage and dispensing container and including a housing, a dispensing device (13) supported in the housing (12) and having a pressure medium-operated plunger (15) with at least one push member (16), and a metering device (14) for presetting an amount of mass to-be-dispensed by the dispensing device and including adjustment element (26) for setting the metered amount, a carrier member (27) cooperating with the dispensing device (13), a return element (28) for displacing the carrier member (27) from its end position to its initial position, a retaining member (29) supported in the housing (12) without possibility of displacement in the longitudinal direction (L) of the dispenser (11), and a follow-up member (30) displaceable in the longitudinal direction (L) of the dispenser (11) and extending in a guide tube, the carrier member (27) being arranged at the free end of the follow-up member (30) and secured in the guide tube for connection the follow-up member (30) to the guide tube connected with the plunger (15).

REFERENCES:
patent: 4826050 (1989-05-01), Murphy et al.
patent: 5181636 (1993-01-01), Anderson et al.
patent: 5184758 (1993-02-01), Keller
patent: 5514135 (1996-05-01), Earle
patent: 5671873 (1997-09-01), Hammerl et al.
patent: 2004/0173638 (2004-09-01), Stern

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