|  | F |
SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

|  | F01 - F04 |
Subsection index
MACHINES |
positive displacement |
rotary or oscillating piston |
liquid and elastic fluid or elastic fluid | F01C
liquid only | F04C
reciprocating piston or other |
liquid and elastic fluid or elastic fluid | F01B
liquid only | F04B
non-positive displacement |
liquid and elastic fluid or elastic fluid | F01D
liquid only | F03B
ENGINES |
positive displacement |
rotary or oscillating piston |
liquid and elastic fluid or elastic fluid | F01C
liquid only | F03C
reciprocating piston or other |
liquid and elastic fluid or elastic fluid | F01B
liquid only | F03C
non-positive displacement |
liquid and elastic fluid or elastic fluid | F01D
liquid only | F03B
PUMPS |
positive displacement |
rotary or oscillating piston | F04C
reciprocating piston or other | F04B
non-positive displacement | F04D

LIGHTING; HEATING

|  | F24 |
HEATING; RANGES; VENTILATING (protecting plants by heating in gardens, orchards, or forests Fulltext... Hierarchy... Expanded...A01G 13/06; baking ovens and apparatus Fulltext... Hierarchy... Expanded...A21B; cooking devices other than ranges Fulltext... Hierarchy... Expanded...A47J; forging Fulltext... Hierarchy... Expanded...B21J, Fulltext... Hierarchy... Expanded...B21K; specially adapted for vehicles, see the relevant subclasses of classes Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...B60-B64; combustion apparatus in general Fulltext... Hierarchy... Expanded...F23; drying Fulltext... Hierarchy... Expanded...F26B; ovens in general Fulltext... Hierarchy... Expanded...F27; electric heating elements or arrangements Fulltext... Hierarchy... Expanded...H05B)

|  | F24 |
Note(s) In this class, the following terms are used with the meanings indicated: "stove" includes apparatus which may have an open fire, e.g. fireplace; "range" means an apparatus for cooking having elements that perform different cooking operations or cooking and heating operations.

|  | F24B |
DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES [6]

P:30 |  | F24B 1/00 |
Stoves or ranges

P:40 |  | F24B 3/00 |
Heaters not covered by group Fulltext... Hierarchy... Expanded...F24B 1/00, e.g. charcoal brazier (for cooking Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...A47J 27/00-A47J 37/00)

P:20 |  | F24B 5/00 |
Combustion-air or flue-gas circulation in or around stoves or ranges (stoves with open fires with air-handling means Fulltext... Hierarchy... Expanded...F24B 1/00) [4]

P:10 |  | F24B 7/00 |
Stoves, ranges, or flue-gas ducts, with additional provisions for convection heating (stoves with open fires characterised by use of heat exchange means Fulltext... Hierarchy... Expanded...F24B 1/00; air heaters having heat generating means Fulltext... Hierarchy... Expanded...F24H 3/00) [4]

P:0 |  | F24B 9/00 |
Stoves, ranges, or flue-gas ducts, with additional provisions for heating water (Fulltext... Hierarchy... Expanded...F24B 1/00 takes precedence) [3,4]

P:50 |  | F24B 13/00 |
Details solely applicable to stoves or ranges burning solid fuels (component parts or accessories for stoves with open-fires Fulltext... Hierarchy... Expanded...F24B 1/00; removing ash, clinker or slag from combustion chambers Fulltext... Hierarchy... Expanded...F23J 1/00; removing solid residues from passages or chambers beyond the fire Fulltext... Hierarchy... Expanded...F23J 3/00; joints or connections for chimneys or flues Fulltext... Hierarchy... Expanded...F23J 13/00; mouths or inlet holes for chimneys or flues Fulltext... Hierarchy... Expanded...F23J 13/00; means for supervising combustion Fulltext... Hierarchy... Expanded...F23M 11/00) [4]

P:60 |  | F24B 15/00 |
Implements for use in connection with stoves or ranges (ash sieves Fulltext... Hierarchy... Expanded...B07B; firelighters Fulltext... Hierarchy... Expanded...C10L 11/00; removal of ashes Fulltext... Hierarchy... Expanded...F23J; other devices for igniting Fulltext... Hierarchy... Expanded...F23Q) [6]