Capping unit for automatically assembling pump-operated spray ca

Details Capping unit for automatically assembling pump-operated spray ca Capping unit for automatically assembling pump-operated spray ca

1995-06-26

1996-12-17

Coan, James F.

Package making

Closing packages and filled receptacles

Separate closure applying

533315, B65B 728, B67C 700

Patent

active

055841619

ABSTRACT:
A capping unit for capping containers with respective caps, each presenting a spray head with a ring nut for fitting it to the threaded neck of the container; the capping unit presenting at least one capping head wherein a first gripping device grips a respective spray head, and a second gripping device presents two jaws for gripping the ring nut and rotating it in relation to the first gripping device; each jaw presenting a gripping roller integral with a respective planetary gear of an epicyclic drive wherein each planetary gear is barrel-shaped and presents teeth in turn presenting a convex longitudinal profile and meshing permanently with a straight-toothed outer ring gear regardless of the position of the relative jaw.

REFERENCES:
patent: 4232499 (1980-11-01), Holstein
patent: 4277929 (1981-07-01), Schindel
patent: 5207048 (1993-05-01), Wysocki
patent: 5467527 (1995-11-01), Zanini et al.
patent: 5479762 (1996-01-01), Bliss

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