Device for folding flaps of box blanks

Details Device for folding flaps of box blanks Device for folding flaps of box blanks

2007-12-18

2007-12-18

Dasai, Hemant M. (Department: 3721)

Manufacturing container or tube from paper; or other manufacturi

Bending

Folding

C493S010000, C493S070000, C493S183000

Reexamination Certificate

active

11230005

ABSTRACT:
A device for folding flaps of box blanks having crease lines transverse to the travel direction of the blanks, for use in a folder-gluer. A rotary member is rotatable around a transverse axis and provided with at least one folding arm. A removable linking device linking to a support secured to a frame of the folder-gluer. An adjusting device adjusts the position of the folding arm with respect to the support. A motor drives the rotary member. A synchronization device of the motor comprises an encoder in desmodromic connection with a drive mechanism for driving the box blanks in the drive direction and a detector of the passage past a reference position of the box blanks on the folder-gluer.

REFERENCES:
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patent: 4539002 (1985-09-01), Zak
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patent: 4747813 (1988-05-01), Genoud et al.
patent: 5152734 (1992-10-01), McAdam et al.
patent: 6228010 (2001-05-01), Toriyama
patent: 464 671 (1968-12-01), None
patent: 0 481 580 (1992-04-01), None
patent: 2 597 027 (1987-10-01), None
European Search Report EP 04 40 5602 dated Feb. 2, 2005.

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