Vacuum conveyor system
US4616427A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 23, 1985 |
| Grant date | Oct 14, 1986 |
| Priority date | — |
| Expiry date | Sep 23, 2005 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF26B5/048
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A vacuum conveyor system including a conveyor having plural mounting portions on which workpieces are mounted in spaced-apart relation along an endless track, comprising: plural enclosure devices provided on the plural mounting portions of the conveyor, respectively, for forming air-tight enclosed chambers in which the workpieces mounted on the mounting portions are accommodated, respectively; a vacuum source for drawing an atmosphere from the enclosed chambers; and a suction piping assembly disposed along the conveyor and travelling together with the conveyor along the endless track, the suction piping assembly being connected to the vacuum source and having connections which are adapted to communicate with the enclosed chambers to evacuate the enclosed chambers to a predetermined reduced pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.