Patent · US Expired

Reversible rabble tooth for furnaces

US3999938A · kind A · utility

1Cited by
3References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 21, 1975
Grant dateDec 28, 1976
Priority date
Expiry dateJul 21, 1995

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF27B9/18
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An insertable and reversible rabble tooth for the rabble arms of furnaces including specially shaped wedges to clamp the rabble teeth to the rabble arm in either in hearth condition or in out hearth condition by reversing the positions of the wedges and reversing the positions of the teeth held by the wedges.

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