|  | 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

|  | F21 |
LIGHTING (electric aspects or elements, see section H, e.g. electric light sources Fulltext... Hierarchy... Expanded...H01J, Fulltext... Hierarchy... Expanded...H01K, Fulltext... Hierarchy... Expanded...H05B)

|  | F21 |
3. Note(s) If the disclosure gives no indication as to whether it relates to electrical means or not, it should be classified as if it were in fact electric. [7] Attention is drawn to Note III following the Contents of Section of section H. Attention is drawn to the following places: [7]
   Fulltext... Hierarchy... Expanded...A01G 9/20 | Lights for cultivation in receptacles, forcing frames, greenhouses [7] |
   Fulltext... Hierarchy... Expanded...A01K 63/06 | Aquaria [7] |
   Fulltext... Hierarchy... Expanded...A01K 75/02 | Fishing nets [7] |
   Fulltext... Hierarchy... Expanded...A01K 85/01 | Fishing baits [7] |
   Fulltext... Hierarchy... Expanded...A01M 1/04 | Catching insects [7] |
   Fulltext... Hierarchy... Expanded...A21B 3/10 | Baker's ovens [7] |
   Fulltext... Hierarchy... Expanded...A45B 3/02 | Sticks [7] |
   Fulltext... Hierarchy... Expanded...A45C 15/06 | Bags, purses, or the like [7] |
   Fulltext... Hierarchy... Expanded...A45D 33/32 | Toilet or cosmetic powder containers [7] |
   Fulltext... Hierarchy... Expanded...A45D 42/10 | Shaving mirrors [7] |
   Fulltext... Hierarchy... Expanded...A47F 11/10 | Shop windows or showcases [7] |
   Fulltext... Hierarchy... Expanded...A47L 9/30 | Suction cleaners [7] |
   Fulltext... Hierarchy... Expanded...A61B 1/00 | Medical instruments for examining body cavities or tubes [7] |
   Fulltext... Hierarchy... Expanded...A61C 13/15 | Curing dental plastics prostheses by light action [7] |
   Fulltext... Hierarchy... Expanded...A61H 15/02 | Massage adapted for simultaneous treatment with light [7] |
   Fulltext... Hierarchy... Expanded...A61N 5/06 | Radiation therapy [7] |
   Fulltext... Hierarchy... Expanded...A63B 15/02 | Clubs [7] |
   Fulltext... Hierarchy... Expanded...A63B 43/06 | Balls [7] |
   Fulltext... Hierarchy... Expanded...A63C 17/26 | Roller skates or skate boards [7] |
   Fulltext... Hierarchy... Expanded...A63H 1/24 | Tops [7] |
   Fulltext... Hierarchy... Expanded...A63H 17/28 | Toy vehicles [7] |
   Fulltext... Hierarchy... Expanded...A63H 19/20 | Model railways [7] |
   Fulltext... Hierarchy... Expanded...B25B 23/18 | Spanners, wrenches, screwdrivers [7] |
   Fulltext... Hierarchy... Expanded...B26B 19/46 | Hair clippers or dry shavers [7] |
   Fulltext... Hierarchy... Expanded...B26B 21/46 | Accessories for razors [7] |
   Fulltext... Hierarchy... Expanded...B41B 21/08 | Photographic composing machines [7] |
   Fulltext... Hierarchy... Expanded...B41J 29/19 | Typewriters or selective printing machines [7] |
   Fulltext... Hierarchy... Expanded...B43K 29/10 | Writing implements [7] |
   Fulltext... Hierarchy... Expanded...B44D 3/24 | Lamps for baking lacquers used in painting or artistic drawing [7] |
   Fulltext... Hierarchy... Expanded...B60Q | Arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general [7] |
   Fulltext... Hierarchy... Expanded...B61D 29/00 | Railway vehicles [7] |
   Fulltext... Hierarchy... Expanded...B61L 5/18 | Railway light signals [7] |
   Fulltext... Hierarchy... Expanded...B61L 9/00 | Points, form signals, or gates [7] |
   Fulltext... Hierarchy... Expanded...B62J 6/00 | Cycles [7] |
   Fulltext... Hierarchy... Expanded...B63B 45/00 | Ships [7] |
   Fulltext... Hierarchy... Expanded...B63C 9/20 | Life-buoys, life-belts, lifejackets [7] |
   Fulltext... Hierarchy... Expanded...B64D 47/02 | Aircraft [7] |
   Fulltext... Hierarchy... Expanded...B67D 5/66 | Apparatus for transferring liquids [7] |
   Fulltext... Hierarchy... Expanded...D05B 79/00 | Sewing machines [7] |
   Fulltext... Hierarchy... Expanded...E01F 9/016 | Road signs [7] |
   Fulltext... Hierarchy... Expanded...E01F 9/053 | Road surface markings [7] |
   Fulltext... Hierarchy... Expanded...E04H 15/10 | Tents or canopies [7] |
   Fulltext... Hierarchy... Expanded...E05B 17/10 | Locks or keys [7] |
   Fulltext... Hierarchy... Expanded...F24F 3/056 | Air conditioning systems [7] |
   Fulltext... Hierarchy... Expanded...F24F 13/078 | Outlets for directing air into rooms or spaces combined with lighting fixtures [7] |
   Fulltext... Hierarchy... Expanded...F25D 27/00 | Cooling or freezing apparatus [7] |
   Fulltext... Hierarchy... Expanded...F27D 21/02 | Furnaces, kilns, ovens or retorts [7] |
   Fulltext... Hierarchy... Expanded...F41G 1/35 | Night sights [7] |
   Fulltext... Hierarchy... Expanded...G01C 9/32 | Levels [7] |
   Fulltext... Hierarchy... Expanded...G01C 17/24 | Compasses [7] |
   Fulltext... Hierarchy... Expanded...G01D 11/28 | Measuring arrangements [7] |
   Fulltext... Hierarchy... Expanded...G01G 23/30 | Weighing apparatus [7] |
   Fulltext... Hierarchy... Expanded...G01K 1/06 | Thermometers [7] |
   Fulltext... Hierarchy... Expanded...G01P 1/08 | Speedometers [7] |
   Fulltext... Hierarchy... Expanded...G01R 1/08 | Instruments for measuring [7] |
   Fulltext... Hierarchy... Expanded...G02B 21/06 | Microscopes [7] |
   Fulltext... Hierarchy... Expanded...G02B 25/02 | Magnifying glasses [7] |
   Fulltext... Hierarchy... Expanded...G02B 27/20 | Light-pointers [7] |
   Fulltext... Hierarchy... Expanded...G02B 27/34 | Optical instruments [7] |
   Fulltext... Hierarchy... Expanded...G02C 11/04 | Spectacles [7] |
   Fulltext... Hierarchy... Expanded...G02F 1/1335 | Liquid crystals [7] |
   Fulltext... Hierarchy... Expanded...G02F 1/157 | Electrochromic cells [7] |
   Fulltext... Hierarchy... Expanded...G03B 15/02 | Illuminating scene for taking photographs [7] |
   Fulltext... Hierarchy... Expanded...G03B 15/03 | Cameras [7] |
   Fulltext... Hierarchy... Expanded...G03B 27/16 | Contact photographic printing [7] |
   Fulltext... Hierarchy... Expanded...G03B 27/54 | Projection photographic printing [7] |
   Fulltext... Hierarchy... Expanded...G04B 19/30 | Clocks [7] |
   Fulltext... Hierarchy... Expanded...G04C 17/02 | Time indicating by electric lamps [7] |
   Fulltext... Hierarchy... Expanded...G04C 19/02 | Time signalling by electric lamps [7] |
   Fulltext... Hierarchy... Expanded...G08B 5/36 | Visible signalling or calling systems [7] |
   Fulltext... Hierarchy... Expanded...G08B 17/103 | Actuation of fire alarms [7] |
   Fulltext... Hierarchy... Expanded...G08G 1/095 | Traffic lights [7] |
   Fulltext... Hierarchy... Expanded...G09F 13/00 | Illuminated signs [7] |
   Fulltext... Hierarchy... Expanded...G09F 19/22 | Advertising or display means on roads or walls [7] |
   Fulltext... Hierarchy... Expanded...G09F 21/10, |  |
   Fulltext... Hierarchy... Expanded...G09F 21/14 | Aircraft advertising [7] |
   Fulltext... Hierarchy... Expanded...G09F 21/20 | Advertising on ships [7] |
   Fulltext... Hierarchy... Expanded...G09F 23/04 | Illuminated advertising on or in specific articles [7] |
   Fulltext... Hierarchy... Expanded...G12B 11/00 | Indicating elements of instruments [7] |
   Fulltext... Hierarchy... Expanded...H01H 73/14 | Indicating lamps in circuit-breaker switches [7] |
   Fulltext... Hierarchy... Expanded...H01H 85/32 | Indicating lamps in fuses [7] |
   Fulltext... Hierarchy... Expanded...H01Q 1/06 | Lighting of aerials [7] |
   Fulltext... Hierarchy... Expanded...H01R 13/717 | Coupling devices with built-in light bulbs [7] |
   Fulltext... Hierarchy... Expanded...H03K 21/20 | Pulse counter or frequency divider indicators using glow-discharge lamps [7] |
   Fulltext... Hierarchy... Expanded...H04M 1/22 | Illuminating of telephone substation equipment [7] |

|  | F21W |
INDEXING SCHEME ASSOCIATED WITH SUBCLASSES Fulltext... Hierarchy... Expanded...F21L, Fulltext... Hierarchy... Expanded...F21S and Fulltext... Hierarchy... Expanded...F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS [7]

|  | F21W |
Note(s) This subclass constitutes an indexing scheme associated with subclasses Fulltext... Hierarchy... Expanded...F21L, Fulltext... Hierarchy... Expanded...F21S and Fulltext... Hierarchy... Expanded...F21V, relating to uses or applications of lighting devices or systems. [7]

P:0 |  | F21W 101/00 |
Use or application of lighting devices on or in vehicles [7]

|  | F21W 101/02 |
· | for land vehicles [7]

|  | F21W 101/023 |
· · | for cycles [7]

|  | F21W 101/027 |
· · · | for motorcycles [7]

|  | F21W 101/04 |
· | for water vehicles [7]

|  | F21W 101/06 |
· | for aircraft [7]

|  | F21W 101/08 |
· | Interior lights [7]

|  | F21W 101/10 |
· | Head-, spot- or fog-lights [7]

|  | F21W 101/12 |
· | Direction indicator lights [7]

|  | F21W 101/14 |
· | Rear or stop lights [7]

P:10 |  | F21W 111/00 |
Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in group Fulltext... Hierarchy... Expanded...F21W 101/00 [7]

|  | F21W 111/02 |
· | for roads, paths or the like [7]

|  | F21W 111/023 |
· · | for pedestrian walkways [7]

|  | F21W 111/027 |
· · | for indicating kerbs, steps or stairs [7]

|  | F21W 111/04 |
· | for waterways [7]

|  | F21W 111/043 |
· · | for lighthouses or lightships [7]

|  | F21W 111/047 |
· · | for light-buoys [7]

|  | F21W 111/06 |
· | for aircraft runways or the like [7]

|  | F21W 111/08 |
· | for handles or handrails [7]

|  | F21W 111/10 |
· | for personal use, e.g. hand-held [7]

P:20 |  | F21W 121/00 |
Use or application of lighting devices or systems for decorative purposes [7]

|  | F21W 121/02 |
· | for fountains [7]

|  | F21W 121/04 |
· | for Christmas trees [7]

|  | F21W 121/06 |
· | for personal wear [7]

P:30 |  | F21W 131/00 |
Uses or applications of lighting devices or systems not provided for in groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...F21W 101/00-F21W 121/00 [7]

|  | F21W 131/10 |
· | Outdoor lighting [7]

|  | F21W 131/101 |
· · | of tunnels or the like, e.g. under bridges [7]

|  | F21W 131/103 |
· · | of streets or roads [7]

|  | F21W 131/105 |
· · | of arenas or the like [7]

|  | F21W 131/107 |
· · | of the exterior of buildings [7]

|  | F21W 131/109 |
· · | of gardens [7]

|  | F21W 131/20 |
· | Lighting for medical use [7]

|  | F21W 131/202 |
· · | for dentistry [7]

|  | F21W 131/205 |
· · | for operating theatres [7]

|  | F21W 131/208 |
· · | for hospital wards [7]

|  | F21W 131/30 |
· | Lighting for domestic or personal use [7]

|  | F21W 131/301 |
· · | for furniture [7]

|  | F21W 131/302 |
· · | for mirrors [7]

|  | F21W 131/304 |
· · | for pictures [7]

|  | F21W 131/305 |
· · | for refrigerators [7]

|  | F21W 131/307 |
· · | for ovens [7]

|  | F21W 131/308 |
· · | for aquaria [7]

|  | F21W 131/40 |
· | Lighting for industrial, commercial, recreational or military use [7]

|  | F21W 131/401 |
· · | for swimming pools [7]

|  | F21W 131/402 |
· · | for working places [7]

|  | F21W 131/403 |
· · | for machines [7]

|  | F21W 131/4035 |
· · · | for sewing machines [7]

|  | F21W 131/405 |
· · | for shop-windows or displays [7]

|  | F21W 131/406 |
· · | for theatres, stages or film studios [7]

|  | F21W 131/407 |
· · | for indoor arenas [7]

|  | F21W 131/409 |
· · | for furnaces or kilns [7]

|  | F21W 131/411 |
· · | for inspection of the interior of hollow structures, e.g. vessels, tubes [7]