Hold-down structure for corrugated board making machine

Details Hold-down structure for corrugated board making machine Hold-down structure for corrugated board making machine

2011-01-11

2011-01-11

Sells, James (Department: 1791)

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Presses or press platen structures, per se

C156S583500

Reexamination Certificate

active

07866363

ABSTRACT:
A hold-down structure used in a machine for compacting a workpiece being transferred by the machine is disclosed to include two conveyers for transferring the workpiece through a transfer path defined between circulating endless transfer belts of the two conveyers, front and rear pairs of upright supports arranged at two opposite lateral sides relative to the conveyers, and multiple linked series of pressure blocks arranged in parallel and suspending between the front and rear pairs of upright supports and pressed on the top surface of the lower part of the circulating endless transfer belt of the upper conveyer to give a downward pressure to the workpiece being transferred through the transfer path, thereby compacting the workpiece.

REFERENCES:
patent: 5788803 (1998-08-01), Sissons et al.
patent: 5910230 (1999-06-01), Seki et al.
patent: 6257296 (2001-07-01), Pallas et al.
patent: 6648042 (2003-11-01), Saito et al.
patent: 7455093 (2008-11-01), Wu
patent: 2007/0131357 (2007-06-01), Wu

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