IPC Subgroup
F42C 15/28 operated by flow of fluent material, e.g. shot, fluids
Introduced: September 1968
Last revised: January 2006
Full Title
Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges > operated by flow of fluent material, e.g. shot, fluids
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- AMMUNITION; BLASTING
- Subclass:
- AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
5 direct subcodes
Child Classifications
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- F42C 15/285 stored within the fuze housing
- F42C 15/29 operated by fluidic oscillators; operated by dynamic fluid pressure, e.g. ram-air operated
- F42C 15/295 operated by a turbine or a propeller; Mounting means therefor
- F42C 15/3 of propellant gases, i.e. derived from propulsive charge or rocket motor
- F42C 15/31 generated by the combustion of a pyrotechnic or explosive charge within the fuze
Top Applicants
Top 10 applicants by patent filingsfor class F42, 2013–2023, worldwide · Source: EPO PATSTAT
- RHEINMETALL WAFFE MUNITION DE 442
- DETNET SOUTH AFRICA ZA 440
- BAE SYSTEMS GB 422
- AGENCY FOR DEFENSE DEVELOPMENT KR 403
- HANWHA CORPORATION KR 388
- BEIJING INSTITUTE OF TECHNOLOGY 375
- RAYTHEON COMPANY US 341
- NANJING UNIVERSITY OF SCIENCE AND TECHNOLOGY 284
- TRUE VELOCITY IP HOLDINGS US 264
- ANHUI UNIVERSITY OF SCIENCE & TECHNOLOGY 243