IP Library Granted Patent US 8,401,689
Granted Patent B1
US 8,401,689 · App. 12/503,750 · Granted Mar 19, 2013

Dynamic global scheduler system for a glass production line

Inventors: Patrick M Cawley (Baden, PA); Phillip David Plant (Zelienople, PA); Akos Nagy (Zelienople, PA)
Assignee: HP3 Software, Inc.
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Quick Facts
Patent No.
US 8,401,689
App. No.
12/503,750
Granted
Mar 19, 2013
Kind
B1
Abstract

A glass production line comprises a style of lean manufacturing to solve many of the inefficiencies in the scheduling of orders through a glass plant. The main goal of the global scheduler of the present invention will be to dynamically adjust the flow of glass through a glass plant for maximum efficiency.

Claims (5)

1. A method of dynamically scheduling glass work pieces on a glass cutting line having multiple glass processing units including at least one a glass cutting table for scoring glass sheets into individual glass work pieces and separating into individual glass work pieces for subsequent processing, and into scrap elements for recycling, on a break out table, and at least one tempering oven for tempering glass work pieces, comprising the steps of:

Scheduling the glass work pieces on the multiple glass processing units, wherein the scheduling includes prioritizing each glass work piece and after the pieces are prioritized, a list of destinations are applied to each piece so an initial route through the multiple glass processing units of the glass cutting line is established;

Sending prioritized racks of glass work pieces to each cutting table;

Monitoring all glass processing units, including those downstream of each glass cutting table;

Rescheduling the glass work pieces on the multiple glass processing units at least with every new rack sent to each cutting table, wherein the rescheduling includes consideration of the monitoring of glass processing units downstream of each glass cutting table and reprioritizing each remaining glass work piece and after the pieces are reprioritized, a revised list of destinations are applied to each piece so an adjusted route through the multiple glass processing units of the glass cutting line is established.

Assignments (3)
SECURITY AGREEMENT Recorded Jan 30, 2013
From: HP3 SOFTWARE, INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 029719/0778 →
SECURITY INTEREST Recorded Dec 3, 2012
From: HP3 SOFTWARE, INC.
To: PNC BANK NATIONAL ASSOCIATION
Reel/Frame 029540/0362 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 1, 2009
From: CAWLEY, PATRICK M; PLANT, PHILLIP DAVID; NAGY, AKOS
To: HP3 SOFTWARE, INC.,
Reel/Frame 023311/0599 →
Continuity (1)
Provisional Application 61081030 · Jul 15, 2008