Patent · US Expired

Spray booth with a magnetic cleaning scraping bar

US5681390A · kind A · utility

9Cited by
5References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 9, 1995
Grant dateOct 28, 1997
Priority date
Expiry dateAug 9, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S118/07
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A spray booth in which objects are coated by spraying with a finely divided coating material, the booth including: a housing composed of a ceiling which has a lower surface, a plurality of walls each having an inner surface and a floor, the surfaces delimiting a spray space; a system for recovering finely divided material not deposited on the objects; at least one scraping bar for scraping finely divided material off of at least one surface selected from the lower surface and an inner surface; and an operating mechanism for supporting and displacing the scraping bar along the at least one surface. The booth is scraped by first scraping one of the lower surfaces of the ceiling and the inner surface of at least one of the walls, and then scraping the floor.

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