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Class Information
Number: 86/20.1
Name: Ammunition and explosive-charge making > Loading fireworks and bursting charges
Description: Apparatus or process for:

Sub-classes under this class:

Class Number Class Name Patents
86/20.12 By casting 48
86/20.13 By vibratory packing 6
86/20.11 Filling and ramming fireworks 11
86/21 Implements 20
86/20.14 Placing bursting charge in projectile 34
86/20.15 Placing, tamping, or priming charge in blast hole 96

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8359977 Miniature shaped charge for initiator system Jan. 29, 2013
7789984 Method for supplying pyrotechnic material slurry Sep. 7, 2010
7624665 Case activated drum powder measure Dec. 1, 2009
7565857 Method of charging a container with an energetic material Jul. 28, 2009
7562627 Pyrotechnical system, pyrotechnical object and burn off method Jul. 21, 2009
7475635 Projectile sealing arrangement Jan. 13, 2009
7458303 Perforating gun loading bay and method Dec. 2, 2008
6899033 Firecracker packaging May. 31, 2005
6571675 Method for wrapping firework shells Jun. 3, 2003
6546837 Dual load charge manufacturing method and press therefore Apr. 15, 2003
6347566 Method of making a signal transmission fuse Feb. 19, 2002
6073533 Shot caddy Jun. 13, 2000
5864084 Glow in the dark fuse and method for making same Jan. 26, 1999
5827994 Fissile shock tube and method of making the same Oct. 27, 1998
5789695 Method and apparatus for disassembling and reassembling projectiles Aug. 4, 1998
5756925 Precision flyer initiator May. 26, 1998
5679915 Method of assembling a hybrid inflator Oct. 21, 1997
5675102 Method of assembling a hybrid inflator and related propellants Oct. 7, 1997
5413812 Method for fabricating non-detonable explosive simulants May. 9, 1995
5365852 Method and apparatus for providing an explosively formed penetrator having fins Nov. 22, 1994
5359936 Non-detonable explosive simulators Nov. 1, 1994
5349892 Propellant stick kerfing apparatus and method Sep. 27, 1994
5335577 Method and apparatus for preventing hazardous explosion of ammonium nitrate Aug. 9, 1994
5313888 Pull-wire igniter for flares May. 24, 1994
5251530 Method for assembling a hollow-charge projectile Oct. 12, 1993
5226986 Formulation of multi-component explosives Jul. 13, 1993
5138948 Hermetically sealed pyrotechnic device Aug. 18, 1992
5115707 Method for series production of axially symmetrical ammunition bodies as well as ammunition bodies produced according to this method May. 26, 1992
5062343 Method and a device for filling a space in an ammunition unit with explosive Nov. 5, 1991
4987818 Shaping apparatus for an explosive charge Jan. 29, 1991
4963296 Process for the preparation of propellant charge powder Oct. 16, 1990
4945807 Method and apparatus for processing potentially explosive and sensitive materials for forming longitudinally perforated extrudate strands Aug. 7, 1990
4942800 Process for the manufacture of explosive cartridges, and explosive cartridges obtained using the said process Jul. 24, 1990
H775 Method of assembly of compacted powder and explosive charge for effective dissemination May. 1, 1990
4898066 Polymeric film enveloped explosive cartridges and their manufacture and use Feb. 6, 1990
4870884 Incendiary projectile, method of introducing the incendiary composition into the projectile and arrangement for implementing the method Oct. 3, 1989
4836961 Method of and apparatus for casting solid propellant rocket motors Jun. 6, 1989
4826637 Process for the manufacture of combustible articles by pressing combustible paper discs by means of a flexible punch May. 2, 1989
4813331 Apparatus and method for filling individual munitions items with explosive Mar. 21, 1989
4764316 Process for preparing solid propellant grains using thermoplastic binders and product thereof Aug. 16, 1988
4730534 Plant for realizing the running-in of a fluid comprising an explosible component Mar. 15, 1988
4722814 Propellent charge and method of making the charge by crushing parts with holes Feb. 2, 1988
4705655 Process for the manufacture of combustible articles by embossing combustible paper and combustible articles thus produced Nov. 10, 1987
4689185 Priming method for rimfire cartridge Aug. 25, 1987
4688465 Method and apparatus for production of cartridged propellant charges for barrel weapons Aug. 25, 1987
4674391 Device for supporting warhead case during a charge pressing step Jun. 23, 1987
4671160 Method for supplying a water-in-oil emulsion explosive into a cartridge machine and an apparatus used therefor Jun. 9, 1987
4651618 Process for the introduction of a charge into a projectile casing Mar. 24, 1987
4632009 Apparatus for feeding powder Dec. 30, 1986
4592282 Charging apparatus for cartridged explosives Jun. 3, 1986

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