Patent · US Expired

Working line

US5160011A · kind A · utility

6Cited by
9References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 1990
Grant dateNov 3, 1992
Priority date
Expiry dateMay 2, 2010

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23Q7/1426
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A working line having a plurality of work stations arranged in series and a free-flow transport conveyor for transporting workpieces to the work stations. An outer frame supporting the conveyor extends over the work stations. A jig base is provided in each of the work stations and is inserted into a framed space of the outer frame. A jig is provided on each of the jig base supporting and positioning each of the workpieces on the transport conveyor at the respective work station. The transport conveyor includes a main transport conveyor on the outer frame, a plurality of pallets riding on the main transport conveyor, and a return conveyor supported on the outer frame under the transport conveyor for returning empty pallets to a starting end of the line. The transport conveyor and return conveyor comprise, respectively, a pair of right and left conveying members provided in parallel to each other on both lateral sides thereof. The outer frame includes a plurality of supporting frames in portal shape provided at a predetermined pitch along the working line, a pair of right and left guide members for the transport conveyor extendedly provided between upper portions of the supporting fr…

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