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

ENGINES AND PUMPS

|  | F02 |
COMBUSTION ENGINES (cyclically operating valves therefor, lubricating, exhausting, or silencing engines Fulltext... Hierarchy... Expanded...F01); HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

|  | F02P |
IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES (specially adapted for rotary-piston or oscillating-piston engines Fulltext... Hierarchy... Expanded...F02B 53/12; ignition of combustion apparatus in general, glowing plugs Fulltext... Hierarchy... Expanded...F23Q; electrical components in general Section H; sparking plugs Fulltext... Hierarchy... Expanded...H01T)

|  | F02P 1/00 - F02P 3/00 |
Electric spark ignition installations characterised by the type of ignition power generation or storage

|  | F02P 1/00 |
Installations having electric ignition energy generated by magneto- or dynamo-electric generators without subsequent storage

|  | F02P 1/02 |
· | the generator rotor being characterised by forming part of the engine flywheel

|  | F02P 1/04 |
· | the generator being specially adapted for use with specific engine types, e.g. engines with V-arrangement of cylinders

|  | F02P 1/06 |
· | Generator drives, e.g. having snap couplings

|  | F02P 1/08 |
· | Layout of circuits

|  | F02P 3/00 |
Other installations

|  | F02P 3/02 |
· | having inductive energy storage, e.g. arrangements of induction coils

|  | F02P 3/04 |
· · | Layout of circuits

|  | F02P 3/06 |
· | having capacitive energy storage (piezo-electric or electrostatic ignition Fulltext... Hierarchy... Expanded...F02P 3/12)

|  | F02P 3/08 |
· · | Layout of circuits (for low tension Fulltext... Hierarchy... Expanded...F02P 3/10)

|  | F02P 3/10 |
· · | Low-tension installation, e.g. using surface-discharge sparking plugs

|  | F02P 3/12 |
· | Piezo-electric ignition; Electrostatic ignition

|  | F02P 5/00 - F02P 11/00 |
Advancing or retarding electric ignition spark; Arrangements of distributors or of circuit-makers or -breakers for electric spark ignition; Electric spark ignition control or safety means, not otherwise provided for

|  | F02P 5/00 |
Advancing or retarding ignition

|  | F02P 5/02 |
· | non-automatically; dependent on position of personal controls of engine, e.g. throttle position

|  | F02P 5/04 |
· | automatically (dependent on position of personal control of engine Fulltext... Hierarchy... Expanded...F02P 5/02)

|  | F02P 5/06 |
· · | dependent on engine speed, e.g. by mechanical means only (dependent on fluid pressure in engine Fulltext... Hierarchy... Expanded...F02P 5/10)

|  | F02P 5/08 |
· · · | by electrical means

|  | F02P 5/10 |
· · | dependent on fluid pressure in engine, e.g. combustion-air pressure

|  | F02P 5/12 |
· · · | dependent on a specific pressure other than that of combustion-air, e.g. of exhaust, cooling fluid, lubricant

|  | F02P 5/14 |
· · | dependent on specific conditions other than engine speed or engine fluid pressure, e.g. temperature

|  | F02P 5/16 |
· | characterised by the transmission between sensing elements or personal controls and final actuating elements

|  | F02P 7/00 |
Arrangements of distributors or of circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations (advancing or retarding ignition Fulltext... Hierarchy... Expanded...F02P 5/00; constructions of such devices per se, see the relevant classes of Section H)

|  | F02P 7/02 |
· | of distributors

|  | F02P 7/04 |
· · | having air-tight casings

|  | F02P 7/06 |
· | of circuit-makers or -breakers, e.g. of contact-breakers

|  | F02P 7/08 |
· · | having air-tight casings

|  | F02P 7/10 |
· | Drivers of distributors or of circuit-makers or -breakers

|  | F02P 9/00 |
Electric spark ignition control, not otherwise provided for

|  | F02P 11/00 |
Safety means for electric spark ignition, not otherwise provided for

|  | F02P 11/02 |
· | Preventing damage to engines or engine-driven gearing

|  | F02P 11/04 |
· | Preventing unauthorised use of engines (of vehicles Fulltext... Hierarchy... Expanded...B60R 25/04; ignition locks Fulltext... Hierarchy... Expanded...H01H 27/00)

|  | F02P 11/06 |
· | Indicating unsafe conditions

|  | F02P 13/00 |
Sparking plugs structurally combined with other parts of internal-combustion engines (with fuel injectors Fulltext... Hierarchy... Expanded...F02M 57/06; predominant aspects of the parts, see the relevant sub-classes)

|  | F02P 13/02 |
( covered by Fulltext... Hierarchy... Expanded...F02M 57/06 )

|  | F02P 15/00 |
Electric spark ignition having characteristics not provided for in, or of interest apart from, groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...F02P 1/00-F02P 13/00

|  | F02P 15/02 |
· | Arrangements having two or more sparking plugs

|  | F02P 15/04 |
· | one of the spark electrodes being mounted on the engine working piston

|  | F02P 15/06 |
· | the electric spark triggered by engine working cylinder compression

|  | F02P 15/08 |
· | having multiple-spark ignition, i.e. ignition occurring simultaneously at different places in one engine cylinder or in two or more separate engine cylinders

|  | F02P 15/10 |
· | having continuous electric sparks

|  | F02P 15/12 |
· | having means for strengthening spark during starting

|  | F02P 17/00 |
Testing, e.g. in combination with adjusting, of ignition installations, e.g. of timing (in general Fulltext... Hierarchy... Expanded...F23Q); Testing of ignition timing in compression-ignition engines

|  | F02P 19/00 - F02P 23/00 |
Other ignition

|  | F02P 19/00 |
Incandescent ignition, e.g. during starting of internal-combustion engines

|  | F02P 19/02 |
· | electric, e.g. layout of circuits of apparatus having glowing plugs

|  | F02P 19/04 |
· | non-electric, e.g. heating incandescent spots by burners (use of burners for direct ignition Fulltext... Hierarchy... Expanded...F02P 21/00)

|  | F02P 21/00 |
Direct use of flames or burners for ignition

|  | F02P 21/02 |
· | the flames being kept burning essentially external to engine working chambers

|  | F02P 21/04 |
· | Burning-cartridges or like inserts being arranged in engine working chambers (as starting aid Fulltext... Hierarchy... Expanded...F02N 17/02)

|  | F02P 23/00 |
Other ignition

|  | F02P 23/02 |
· | Friction, pyrophoric, or catalytic ignition

|  | F02P 23/04 |
· | Other physical ignition means, e.g. using laser rays