Grate plate arrangement for step plates
US7219610B2 · kind B2 · utility
2Cited by
25References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 12, 2005 |
| Grant date | May 22, 2007 |
| Priority date | — |
| Expiry date | Aug 12, 2025 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF27D15/0213
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A grate plate arrangement for step grates includes box-like grate plates (4) positioned on a grate carrier (2) with a front plate (24) placed on its end wall (18) and fastened to the end wall (18) using one or more studs (26) screwed to the grate plate (4). The bolt head (32) of each stud (26) is countersunk into a recess (34) built into the front plate (24) and covered on the outside by covering (cover 38) and secured against unscrewing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.