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 fluidF01C
liquid onlyF04C
reciprocating piston or other
liquid and elastic fluid or elastic fluidF01B
liquid onlyF04B
non-positive displacement
liquid and elastic fluid or elastic fluidF01D
liquid onlyF03B
ENGINES
positive displacement
rotary or oscillating piston
liquid and elastic fluid or elastic fluidF01C
liquid onlyF03C
reciprocating piston or other
liquid and elastic fluid or elastic fluidF01B
liquid onlyF03C
non-positive displacement
liquid and elastic fluid or elastic fluidF01D
liquid onlyF03B
PUMPS
positive displacement
rotary or oscillating pistonF04C
reciprocating piston or otherF04B
non-positive displacementF04D
  
LIGHTING; HEATING
 F21
LIGHTING (electric aspects or elements, see section H, e.g. electric light sources H01J, H01K, H05B)
 F21

Note(s)

  1. 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]
  2. Attention is drawn to Note III following the Contents of Section of section H.
  3. Attention is drawn to the following places: [7]
    A01G 9/20Lights for cultivation in receptacles, forcing frames, greenhouses [7] 
    A01K 63/06Aquaria [7] 
    A01K 75/00Fishing nets [7] 
    A01K 85/01Fishing baits [7] 
    A01M 1/02Catching insects [7] 
    A21B 3/00Baker's ovens [7] 
    A45B 3/00Sticks [7] 
    A45C 15/00Bags, purses, or the like [7] 
    A45D 33/00Toilet or cosmetic powder containers [7] 
    A45D 42/00Shaving mirrors [7] 
    A47F 11/00Shop windows or showcases [7] 
    A47L 9/30Suction cleaners [7] 
    A61B 1/00Medical instruments for examining body cavities or tubes [7] 
    A61C 13/00Curing dental plastics prostheses by light action [7] 
    A61H 15/00Massage adapted for simultaneous treatment with light [7] 
    A61N 5/06Radiation therapy [7] 
    A63B 15/00Clubs [7] 
    A63B 43/00Balls [7] 
    A63C 17/00Roller skates or skate boards [7] 
    A63H 1/00Tops [7] 
    A63H 17/00Toy vehicles [7] 
    A63H 19/00Model railways [7] 
    B25B 23/00Spanners, wrenches, screwdrivers [7] 
    B26B 19/38Hair clippers or dry shavers [7] 
    B26B 21/00Accessories for razors [7] 
    B41B 21/00Photographic composing machines [7] 
    B41J 29/18Typewriters or selective printing machines [7] 
    B43K 29/00Writing implements [7] 
    B44D 3/24Lamps for baking lacquers used in painting or artistic drawing [7] 
    B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general [7] 
    B61D 29/00Railway vehicles [7] 
    B61L 5/00Railway light signals [7] 
    B61L 9/00Points, form signals, or gates [7] 
    B62J 6/00Cycles [7] 
    B63B 45/00Ships [7] 
    B63C 9/00Life-buoys, life-belts, lifejackets [7] 
    B64D 47/00Aircraft [7] 
    B67D 5/06Apparatus for transferring liquids [7] 
    D05B 79/00Sewing machines [7] 
    E01F 9/011Road signs [7] 
    E01F 9/04Road surface markings [7] 
    E04H 15/00Tents or canopies [7] 
    E05B 17/00Locks or keys [7] 
    F24F 3/044Air conditioning systems [7] 
    F24F 13/06Outlets for directing air into rooms or spaces combined with lighting fixtures [7] 
    F25D 27/00Cooling or freezing apparatus [7] 
    F27D 21/00Furnaces, kilns, ovens or retorts [7] 
    F41G 1/00Night sights [7] 
    G01C 9/18Levels [7] 
    G01C 17/00Compasses [7] 
    G01D 11/28Measuring arrangements [7] 
    G01G 23/18Weighing apparatus [7] 
    G01K 1/00Thermometers [7] 
    G01P 1/00Speedometers [7] 
    G01R 1/02Instruments for measuring [7] 
    G02B 21/06Microscopes [7] 
    G02B 25/00Magnifying glasses [7] 
    G02B 27/20Light-pointers [7] 
    G02B 27/32Optical instruments [7] 
    G02C 11/00Spectacles [7] 
    G02F 1/13Liquid crystals [7] 
    G02F 1/01Electrochromic cells [7] 
    G03B 15/02Illuminating scene for taking photographs [7] 
    G03B 15/03Cameras [7] 
    G03B 27/02Contact photographic printing [7] 
    G03B 27/54Projection photographic printing [7] 
    G04B 19/30Clocks [7] 
    G04C 17/00Time indicating by electric lamps [7] 
    G04C 19/00Time signalling by electric lamps [7] 
    G08B 5/22Visible signalling or calling systems [7] 
    G08B 17/103Actuation of fire alarms [7] 
    G08G 1/095Traffic lights [7] 
    G09F 13/00Illuminated signs [7] 
    G09F 19/22Advertising or display means on roads or walls [7] 
    G09F 21/00Aircraft advertising [7] 
    G09F 21/00Advertising on ships [7] 
    G09F 23/00Illuminated advertising on or in specific articles [7] 
    G12B 11/00Indicating elements of instruments [7] 
    H01H 73/00Indicating lamps in circuit-breaker switches [7] 
    H01H 85/00Indicating lamps in fuses [7] 
    H01Q 1/00Lighting of aerials [7] 
    H01R 13/66Coupling devices with built-in light bulbs [7] 
    H03K 21/00Pulse counter or frequency divider indicators using glow-discharge lamps [7] 
    H04M 1/22Illuminating of telephone substation equipment [7] 
 F21S
NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF  [1,7]
 F21S

Note(s)

  1. This subclass covers devices or systems intended for fixed installation, e.g. vehicle lighting, or for use at a permanent location, e.g. free-standing floor- or table-lamps. [7]
  2. This subclass does not cover devices or systems specially adapted for transportation, which are covered by subclass F21L[7]
 F21S
Subclass index
ELECTRIC DEVICES
Systems 2/00
String or strip of light sources 4/00
Free-standing 6/00
Fixed installation 8/00
Built-in power supply 9/00
Producing varying lighting effects 10/00
NON-ELECTRIC DEVICES
Using daylight 11/00
Light source: Point-like or of unspecified shape 13/00
Other devices 15/00
COMBINATIONS OF ELECTRIC AND NON-ELECTRIC DEVICES 19/00
 F21S 2/00 - 
F21S 10/00
Electric lighting  [7]
P:60 F21S 2/00
Systems of lighting devices, not provided for in main groups F21S 4/00-F21S 10/00, e.g. of modular construction  [7]
P:20 F21S 4/00
Devices or systems using a string or strip of light sources  [7]
P:40 F21S 6/00
Devices intended to be free-standing (F21S 9/00, F21S 10/00 take precedence)  [7]
P:50 F21S 8/00
Devices intended for fixed installation (F21S 9/00, F21S 10/00 take precedence; using a string or strip of light sources F21S 4/00)  [7]
 F21S 8/02
·  of recess-mounted type, e.g. downlighters (F21S 8/10 takes precedence)  [7]
 F21S 8/04
·  intended only for mounting on a ceiling or like overhead structure (F21S 8/02 takes precedence)  [7]
 F21S 8/08
·  with a standard  [7]
 F21S 8/10
·  specially adapted for vehicles (arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q)  [7]
P:30 F21S 9/00
Devices with a built-in power supply; Systems employing such devices
P:10 F21S 10/00
Devices or systems producing a varying lighting effect  [7]
 F21S 11/00 - 
F21S 15/00
Non-electric lighting (candle holders F21V 35/00; burners, combustion apparatus F23)
P:70 F21S 11/00
Devices or systems using daylight (building arrangements in general, building details E04; windows or the like E06B)
P:80 F21S 13/00
Devices or systems employing a point-like light source; Devices or systems employing a light source of unspecified shape
P:90 F21S 15/00
Devices or systems employing light sources not covered by group F21S 11/00 or F21S 13/00
   
P:0 F21S 19/00
Devices or systems employing combinations of electric and non-electric light sources; Replacing electric by non-electric light sources or vice versa