Patent · US Expired

Management of working status with large-scaled display

US6898476B2 · kind B2 · utility

8Cited by
5References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 16, 2001
Grant dateMay 24, 2005
Priority date
Expiry dateDec 16, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05B2219/31472
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

The object of the present invention is to ensure information sharing in a factory and enhance the production efficiency.The management system of the present invention utilizes a liquid crystal projector PRJ to project an image of management information on a large-scaled display in the factory. A screen SCR is located at a specific position that allows each worker to simultaneously recognize the display and the object of the display (for example, in the case of a storehouse, the storage status of products). The contents of the display are varied according to the location of the display: for example, (1) instructions and actual conditions of storage of products in the storehouse; and (2) requirement of parts from assembly lines to a parts warehouse and status of delivery of parts from the parts warehouse. In a staff room of managers, information with regard to a first process, which is upstream most in the work flow in the factory (status of carrying-in work of parts and materials from outside) and information with regard to a last process, which is downstream most in the work flow (status of shipment) are displayed simultaneously. Such display enables workers in various sections and…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.