IPC Subgroup
F23H 9/12 the bars being vertically movable in a plane
Introduced: September 1968
Last revised: January 2021
Full Title
Revolving grates; Rocking or shaking grates > the bars being vertically movable in a plane
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- COMBUSTION APPARATUS; COMBUSTION PROCESSES
- Subclass:
- GRATES; CLEANING OR RAKING GRATES