|  | A |
SECTION A — HUMAN NECESSITIES

HEALTH; AMUSEMENT

|  | A62 |
LIFE-SAVING; FIRE-FIGHTING (ladders Fulltext... Hierarchy... Expanded...E06C)

|  | A62B |
DEVICES, APPARATUS, OR METHODS FOR LIFE-SAVING (valves specially adapted for medical use Fulltext... Hierarchy... Expanded...A61M 39/00; life-saving devices, apparatus or methods specially adapted for use in water Fulltext... Hierarchy... Expanded...B63C 9/00; divers' equipment Fulltext... Hierarchy... Expanded...B63C 11/00; specially adapted for use with aircraft, e.g. parachutes, ejector seats, Fulltext... Hierarchy... Expanded...B64D; rescue devices peculiar to mining Fulltext... Hierarchy... Expanded...E21F 11/00)

|  | A62B |
Subclass index
RESCUING, e.g. IN CASE OF FIRE |
Means for escape or protection | 1/00, 3/00, 5/00
Breathing containers | 31/00
Safety means for seemingly-dead persons | 33/00
INDIVIDUAL BREATHING MASKS OR APPARATUS |
Types | 7/00, 18/00
Details | 9/00, 18/08
Cartridges, oxygen generators, filters | 19/00, 21/00, 23/00
Storing, testing | 25/00, 27/00
PROTECTIVE CLOTHING, SAFETY BELTS | 17/00, 35/00
COLLECTIVE DEVICES FOR BREATHING PROTECTION OR FOR PROTECTION AGAINST CHEMICAL AGENTS |
Air conditioning or ventilation in sealed rooms | 11/00, 13/00
Other protection | 15/00, 29/00
OTHER LIFE SAVING | 37/00

|  | A62C |
FIRE-FIGHTING (fire-extinguishing compositions, use of chemical substances in extinguishing fires Fulltext... Hierarchy... Expanded...A62D 1/00; spraying, applying liquids or other fluent materials to surfaces in general Fulltext... Hierarchy... Expanded...B05; alarm arrangements Fulltext... Hierarchy... Expanded...G08B, e.g. fire alarms actuated by smoke or gases Fulltext... Hierarchy... Expanded...G08B 17/10)

|  | A62C |
Subclass index
FIRE PREVENTION OR CONTAINMENT; FIRE-EXTINGUISHING FOR PARTICULAR OBJECTS OR PLACES |
Prevention or containment | 2/00
Flame traps | 4/00
For particular objects or places | 3/00
MAKING FIRE-EXTINGUISHING MATERIALS BEFORE USE | 5/00
HAND TOOLS OR ACCESSORIES | 8/00
PORTABLE EXTINGUISHERS |
According to operating principle | 11/00, 13/00, 19/00, 25/00
Knapsack type | 15/00
Pistol or rifle type | 17/00
FIRE-FIGHTING VEHICLES |
Land vehicles | 27/00
Boats | 29/00
DELIVERY OF FIRE-EXTINGUISHING MATERIALS | 31/00
HOSE ACCESSORIES | 33/00
STATIONARILY-INSTALLED EQUIPMENT | 35/00
CONTROL OF FIRE-FIGHTING EQUIPMENT | 37/00
OTHER METHODS, EQUIPMENT OR ACCESSORIES | 39/00

|  | A62D |
CHEMICAL MEANS FOR EXTINGUISHING FIRES; PROCESSES FOR MAKING HARMFUL CHEMICAL SUBSTANCES HARMLESS, OR LESS HARMFUL, BY EFFECTING A CHEMICAL CHANGE; COMPOSITION OF MATERIALS FOR COVERINGS OR CLOTHING FOR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; COMPOSITION OF MATERIALS FOR TRANSPARENT PARTS OF GAS-MASKS, RESPIRATORS, BREATHING BAGS OR HELMETS; COMPOSITION OF CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS

|  | A62D |
Note(s) Processes using enzymes or micro-organisms in order to: liberate, separate or purify a pre-existing compound or composition, or to treat textiles or clean solid surfaces of materials are further classified in subclass Fulltext... Hierarchy... Expanded...C12S. [5]