IPC Subgroup
F42B 3/1 Initiators therefor
Introduced: September 1968
Last revised: January 2006
Full Title
Blasting cartridges, i.e. case and explosive > Initiators therefor
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- AMMUNITION; BLASTING
- Subclass:
- EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION
Related Keywords
blasting cartridge initiators
10 direct subcodes
Child Classifications
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- F42B 3/103 Mounting initiator heads in initiators; Sealing-plugs
- F42B 3/11 characterised by the material used, e.g. for initiator case or electric leads
- F42B 3/113 activated by optical means, e.g. laser, flashlight
- F42B 3/117 activated by friction
- F42B 3/12 Bridge initiators
- F42B 3/14 Spark initiators
- F42B 3/16 Delay initiators
- F42B 3/18 Safety initiators resistant to premature firing by static electricity or stray currents
- F42B 3/192 designed for neutralisation on contact with water
- F42B 3/195 Manufacture