Unit for fitting screw caps to the necks of respective...

Details Unit for fitting screw caps to the necks of respective... Unit for fitting screw caps to the necks of respective...

2007-05-15

2010-11-23

Harmon, Christopher (Department: 3721)

Package making

Closing packages and filled receptacles

Separate closure applying

C053S284500, C053S331500, C053S334000

Reexamination Certificate

active

07836664

ABSTRACT:
Screw caps (2) are fitted to the necks of respective containers (3) by a unit comprising a carousel equipped with a platform on which the containers are placed, a frame positioned above the platform, and a drive system by which the platform and the frame are set in rotation about a main vertical axis. The unit comprises at least one screw capping device (7) associated with the rotating frame of the carousel, located above a respective container (3) and equipped with a gripping mechanism (9) lockable onto the cap (2) of the container, also a first motion-inducing linkage (25) by which the gripping mechanism (9) is caused to rotate about an axis (Y) parallel to the main vertical axis, and a second motion-inducing linkage (37) by which the gripping mechanism (9) is moved toward or away from the respective cap (2). The screw capping device (7) is packaged internally of a box-like body (10) associated removably with the rotating frame and housing the gripping mechanism (9).

REFERENCES:
patent: 2082048 (1937-06-01), Everett
patent: 2187429 (1940-01-01), Newey
patent: 3040492 (1962-06-01), Stover
patent: 5301488 (1994-04-01), Ruhl et al.
patent: 5419094 (1995-05-01), Vander Bush et al.
patent: 5533608 (1996-07-01), Adams et al.
patent: 5884677 (1999-03-01), McKaughan
patent: 6105343 (2000-08-01), Grove et al.
patent: 6679026 (2004-01-01), Cirio
patent: 7347032 (2008-03-01), Cirio
patent: 718766 (1954-11-01), None

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