Patent · US Expired

Grate for a furnace

US5538128A · kind A · utility

13Cited by
6References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 18, 1994
Grant dateJul 23, 1996
Priority date
Expiry dateOct 18, 2014

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF23H7/08
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

For the detachable fastening of the grate bars (4) of a grate for refuse incineration plants, the edge bars of the fixed bar rows (3), which are composed of grate bars arranged side by side and coupled in pairs in each case by a bolt (12) fastened on one grate bar (4) and at the neighboring grate bar projecting through a longitudinal slot (14), are in the form of fastened grate bars (4') and are fastened relative to the side wall by a swivelling prevention fastening, which with a bolt (12') corresponds to the coupling between neighboring grate bars and at the same time can be in the form of a longitudinal fastening and has clamping means which are releasable from the region situated outside a side cheek (2) and which subject the bolt (12') to a pull directed towards the side wall, or else by a correspondingly releasable swivelling prevention and longitudinal fastening. In the case of a fastening serving solely for swivelling prevention, an additional longitudinal fastening is provided, which is releasable from the region situated outside the side wall and is, for example, in the form of a retractable locking means projecting into a bore in the fixed grate bar (4') and anchored to a…

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