US Patent Class 102
AMMUNITION AND EXPLOSIVES



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Current as of: June, 1999
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  DF  CLASS NOTES
301  DF  BLASTING
302  DF  .~ Terrain clearance
303  DF  .~ Mat or deflector
304  DF  .~ Blasting plug including an opening for a fuse, fuse ignitor, or explosive
305  DF  .~ Detonation wave modifying
306  DF  .~.~ Shaped charge or charge with detonation wave cavity modifier
307  DF  .~.~.~ Linear or curvilinear cavity
308  DF  .~.~.~ Tandem charge
309  DF  .~.~.~ Having a barrier
310  DF  .~.~.~ Plural charges
311  DF  .~ Patterned blasting
312  DF  .~.~ Borehole arrangement
313  DF  .~ Borehole loading
314  DF  .~ Contained blasting charge
315  DF  .~.~ Having or receiving separated explosive constituents
316  DF  .~.~ With flame or heat suppressant
317  DF  .~.~ Similar contained charges joined end to end
318  DF  .~.~ Booster or charge with booster detonator
319  DF  .~.~ With well-anchoring means, wall-contacting guides, or buffers
320  DF  .~.~ Having plural charges
321  DF  .~.~ With support means
322  DF  .~.~ With primer or ignitor
323  DF  .~.~ Having a rupturable or expandable casing
324  DF  .~.~ Having a flexible tube or bag container
325  DF  .~ Contained pressurized fluid blasting charge
326  DF  .~.~ Fluid generated within container
327  DF  .~.~ Fluid heated within container
328  DF  .~.~ Contained fluid exit seal controlled by fluid pressure
329  DF  .~.~.~ Valve-type seal
330  DF  .~.~.~.~ Automatically operated
331  DF  .~ Blasting charge case
332  DF  .~ Blasting charge
333  DF  .~ Plug
334  DF  SMOKE GENERATING
335  DF  PYROTECHNICS
336  DF  .~ Flare
337  DF  .~.~ With parachute
338  DF  .~.~.~ Multiple flares
339  DF  .~.~.~ Plural or vane-type parachutes or means to restrain complete initial parachute opening
340  DF  .~.~.~ With means to eject parachute or flare from casing
341  DF  .~.~ Marine type
342  DF  .~.~ With means to eject flare from casing
343  DF  .~.~ With support means
344  DF  .~.~.~ Spike form
345  DF  .~.~ With plural, successively ignited flares
346  DF  .~ Gun-type cartridge
347  DF  .~ Rocket
348  DF  .~.~ With vane, wings, parachute, or balloon
349  DF  .~.~ With support means
350  DF  .~.~ With means to rotate by gas discharge
351  DF  .~.~ With means to eject object from casing
352  DF  .~.~ Including plural, successively ignited charges
353  DF  .~ Toy torpedoe
354  DF  .~ With parachute or balloon
355  DF  .~ Simulation
356  DF  .~ Combined
357  DF  .~ With means to eject an object from a casing
358  DF  .~ With support means
359  DF  .~.~ Wheel, rotor, or whirler
360  DF  .~ With plural, successively ignited charges
361  DF  .~ Firecracker
362  DF  HAVING GROUND PROPULSION MEANS
363  DF  FUEL AIR EXPLOSIVE
364  DF  INCENDIARY
365  DF  .~ Liquid or jelly
366  DF  OIL DISTRIBUTING
367  DF  GAS OR MIST DISPERSING
368  DF  .~ Grenade
369  DF  .~ Drop bomb
370  DF  .~ Cartridge or projectile
371  DF  BOMB LANCE
372  DF  HAVING RADIALLY DIRECTED PROPELLING HOLES
373  DF  .~ Including external propellent charge
374  DF  HAVING REACTION MOTOR
375  DF  .~ Pneumatically self-propelled type
376  DF  .~ With cartridge means
377  DF  .~ Having separation means
378  DF  .~.~ Explosive
379  DF  .~ Having warhead fuse or arming means
380  DF  .~ Having propellent charge ignitor means
381  DF  .~ Having pressurization or variable control means for the propellant
382  DF  DROP BOMBS
383  DF  .~ With laterally directed barrels
384  DF  .~ With direction controlling means
385  DF  .~ Fin stabilizer only
386  DF  .~ With drop-retarding means
387  DF  .~.~ Parachute
388  DF  .~.~ Vane or rotor
389  DF  .~ Fragmentation
390  DF  .~ Marine type
391  DF  .~.~ Depth regulation
392  DF  .~.~.~ Hydrostatic
393  DF  .~ Cluster type
394  DF  .~ Rebounding or multiple bursting charges
395  DF  .~ Practice
396  DF  .~ Igniting means
397  DF  .~.~ With target contact anticipator
398  DF  NONRECOCHETING PROJECTILE
399  DF  MARINE-TYPE PROJECTILE
400  DF  WITH EXTENDABLE ARMS
401  DF  MINES
402  DF  .~ Counter measure
403  DF  .~.~ By explosion
404  DF  .~ Pop-up type
405  DF  .~ Aerial type
406  DF  .~ Marine type
407  DF  .~.~ Practice (e.g., drill)
408  DF  .~.~ Flooder means
409  DF  .~.~ Field or group
410  DF  .~.~.~ With manipulating means
411  DF  .~.~ Laying, anchoring, or manipulating
412  DF  .~.~.~ Depth regulation
413  DF  .~.~.~.~ Anchor cable length
414  DF  .~.~.~.~ Hydrostatic pressure
415  DF  .~.~.~ Antisweep anchorage
416  DF  .~.~ Igniting means
417  DF  .~.~.~ Magnetic
418  DF  .~.~.~ Wave responsive
419  DF  .~.~.~ Electrical
420  DF  .~.~.~.~ Including arming means
421  DF  .~.~.~.~ Contact type
422  DF  .~.~.~ Contact type
423  DF  .~.~.~.~ Extending firing means
424  DF  .~ Igniting means
425  DF  .~.~ With position sensing means
426  DF  .~.~ Automatic deactivation or self-destruction
427  DF  .~.~ Electrical, magnetic, wave, or radiant energy actuated
428  DF  .~.~ Pressure actuated
429  DF  .~.~.~ Spring biased
430  DF  CARTRIDGES
431  DF  .~ Combustilbe, destructible, or caseless
432  DF  .~.~ Expendable cartridge
433  DF  .~.~ Telescoping powder charge
434  DF  .~ Telescoping powder charge
435  DF  .~ Wear reducing additive for barrel
436  DF  .~ Noncircular projectile or cartridge
437  DF  .~ Recoilless
438  DF  .~ Multiple projectiles
439  DF  .~ Projectile structure
440  DF  .~ Having liquid/gas propellent means
441  DF  .~ With projectile and explosive cap
442  DF  .~ With bore cleaning means
443  DF  .~ Having divided propelling charge
444  DF  .~ Practice projectile type
445  DF  .~.~ Mortar
446  DF  .~.~ Cartridge adapter
447  DF  .~.~ Reduced charge
448  DF  .~ Shot
449  DF  .~.~ Shot container
450  DF  .~.~.~ Collapsible wad
451  DF  .~.~.~.~ Integral wad
452  DF  .~.~.~ Having integral closure means
453  DF  .~.~.~ Having integral wad
454  DF  .~.~.~ Including divided shot charge
455  DF  .~.~.~ Including filler means in the shot area
456  DF  .~.~.~ With additional means to keep container closed
457  DF  .~.~ With control of shot spread
458  DF  .~.~ With tracer means
459  DF  .~.~ Including coated shot
460  DF  .~.~ Having shot of different size or shape
461  DF  .~.~ Collapsible wad
462  DF  .~.~ Closure means
463  DF  .~.~.~ Integral
464  DF  .~ Case
465  DF  .~.~ Nonmetallic
466  DF  .~.~.~ Plastic cases
467  DF  .~.~.~.~ With metal base or reinforcement
468  DF  .~.~ Iron case
469  DF  .~.~ Breech end structure
470  DF  .~.~.~ With primer means
471  DF  .~.~.~.~ Rim fired
472  DF  .~.~.~.~ Electric
473  DF  SHELLS
474  DF  .~ Continuous rod warhead
475  DF  .~ Focused or directed detonation
476  DF  .~.~ Shaped charge
477  DF  .~ With means to form bursting charge after projection
478  DF  .~ Having divided bursting charge
479  DF  .~ With bursting charge cushioning means
480  DF  .~ With laterally directed barrels
481  DF  .~ With safety means
482  DF  .~ Grenade
483  DF  .~.~ With gun or other projector engaging or cooperating means
484  DF  .~.~.~ With bullet passage through grenade
485  DF  .~.~.~ With bullet stopping means
486  DF  .~.~ With throwing handle, handgrip, or strand
487  DF  .~.~ With igniting means
488  DF  .~.~.~ Impact-operated
489  DF  .~ With secondary shells
490  DF  .~ With range increasing means
491  DF  .~ Shrapnel
492  DF  .~.~ Focused fragmentation
493  DF  .~.~ Structurally weakened casing
494  DF  .~.~ Multiple fragments
495  DF  .~.~.~ Casing
496  DF  .~.~.~ Embedded
497  DF  .~.~.~.~ With explosive
498  DF  .~ Practice
499  DF  .~ With igniting means
500  DF  .~.~ Axially movable impacting means
501  DF  PROJECTILES
502  DF  .~ Nonlethal or deterrent
503  DF  .~ Tubular
504  DF  .~ Line carrying or filamentary material distributing
505  DF  .~.~ Chaff dispensing
506  DF  .~ Fragmenting
507  DF  .~ Dumdum or mushrooming
508  DF  .~.~ With cavity
509  DF  .~.~.~ Hollow
510  DF  .~.~.~.~ With expanding member
511  DF  .~ Lubricating
512  DF  .~ Narcotizing
513  DF  .~ Target marking
514  DF  .~ Having jacket
515  DF  .~.~ Nonmetallic
516  DF  .~.~ Composite
517  DF  .~ Composite
518  DF  .~.~ Hardened core within a chamber
519  DF  .~.~ With separate hardened nose
520  DF  .~.~ Sabot or carrier
521  DF  .~.~.~ Subcaliber
522  DF  .~.~.~.~ Base enclosed
523  DF  .~.~.~.~.~ With projectile exposed to propellent gas
524  DF  .~.~ Rifling or driving means (e.g., band)
525  DF  .~.~.~ Wedge expanded
526  DF  .~.~.~ Including annular member
527  DF  .~.~.~.~ Nonmetallic
528  DF  .~.~.~ Band protector
529  DF  .~ Practice or cleaning
530  DF  JACKETED OR CARTRIDGE GAS GENERATOR
531  DF  .~ For gas-powered tools or means
532  DF  WADS
200  DF  IGNITING DEVICES AND SYSTEMS
201  DF  .~ Laser or light initiated
202  DF  .~ Propellant ignitors
202.1  DF  .~ Accidental fuse ignition prevention means
202.2  DF  .~.~ Having electromagnetic field effects diminishing or elimination means
202.3  DF  .~.~ Fuse device resistive shunt
202.4  DF  .~.~.~ Voltage responsive variable resistance shunt (e.g., semiconductor shunts)
202.5  DF  .~ Electrical primer or ignitor
202.6  DF  .~.~ Having an additional ignitor or water destructible fuse
202.7  DF  .~.~ Having an exploding bridgewire
202.8  DF  .~.~ Having a spark gap or conductive composition or charge
202.9  DF  .~.~ With electric terminals
202.11  DF  .~.~ Having an electric matchhead
202.12  DF  .~.~ Assemblies (e.g., packaging)
202.13  DF  .~.~ Having a powder train time delay
202.14  DF  .~.~ With housing
204  DF  .~ Percussion primers or ignitors
205  DF  .~ Heat, friction, or chemical primers or ignitors
206  DF  .~ Ignition or detonation circuit
207  DF  .~.~ Including activated generator
208  DF  .~.~.~ Turbine
209  DF  .~.~.~ Magnetic
210  DF  .~.~.~ Piezoelectric crystal
211  DF  .~.~ Proximity fuze
212  DF  .~.~.~ Magnetic
213  DF  .~.~.~ Light or infrared
214  DF  .~.~.~ Radio wave
215  DF  .~.~ Including logic means
216  DF  .~.~ Including impact or inertia switch
217  DF  .~.~ Plural sequentially fired ignitors or detonators
218  DF  .~.~ Electronic switch discharges capacitor
219  DF  .~.~.~ Ionized gas, i.e., glow tube or thyratron
220  DF  .~.~.~ Silicon controlled rectifier
221  DF  .~ Arming devices
222  DF  .~.~ Blocking or interrupting type
223  DF  .~.~.~ Fluid pressure operated
224  DF  .~.~.~.~ Fluidic device
225  DF  .~.~.~.~ Rotating vane
226  DF  .~.~.~.~.~ Rotor or slide release
227  DF  .~.~.~.~.~ Impacting device release
228  DF  .~.~.~.~ With or including a timing device
229  DF  .~.~.~.~ Rotor or slide
230  DF  .~.~.~.~ Impacting device release
231  DF  .~.~.~ Centrifugal and setback operated
232  DF  .~.~.~.~ With or including a timing device
233  DF  .~.~.~.~.~ With setback latch
234  DF  .~.~.~.~ Impacting device release
235  DF  .~.~.~.~ Rotor or slide with setback release
236  DF  .~.~.~.~.~ Firing pin is latch
237  DF  .~.~.~ Centrifugal operated
238  DF  .~.~.~.~ With or including a timing device
239  DF  .~.~.~.~ Latch for impacting device
240  DF  .~.~.~.~.~ Spiral band
241  DF  .~.~.~.~.~ Pivoted weight
242  DF  .~.~.~.~.~ Spring biased piston
243  DF  .~.~.~.~.~ Expanding weight
244  DF  .~.~.~.~ Rotor or slide
245  DF  .~.~.~.~.~ Centrifugally released latch
246  DF  .~.~.~.~.~ Deceleration released latch
247  DF  .~.~.~ Inertia operated
248  DF  .~.~.~.~ With or including a timing device
249  DF  .~.~.~.~.~ With setback latch
250  DF  .~.~.~.~.~ Fluent material
251  DF  .~.~.~.~ Rotor or slide with setback release
252  DF  .~.~.~.~ Impacting device latch
253  DF  .~.~.~.~.~ Ball and detent
254  DF  .~.~.~ Slide or rotor
255  DF  .~.~.~.~ Timing device operated
256  DF  .~.~.~.~ Spring operated
257  DF  .~.~.~ Timer operated impacting device latch
258  DF  .~.~.~ Externally released latch
259  DF  .~.~.~.~ Bore riding pin
260  DF  .~.~.~.~ Manually released
261  DF  .~.~.~.~.~ To actuate impacting means
262  DF  .~.~ Switch
263  DF  .~.~.~ Vane or fluid pressure operated
264  DF  .~.~.~ Timing device operated
265  DF  .~ Multiple mode fuzes
266  DF  .~.~ Impact and time delay
267  DF  .~.~.~ Spin decay
268  DF  .~.~.~ Mechanical time delay
269  DF  .~.~.~ Power train delay
270  DF  .~.~ Mode selecting means
271  DF  .~.~.~ Delay or impact
272  DF  .~ Impacting devices
273  DF  .~.~ Graze or multiangle
274  DF  .~.~ Spring driven with latch
275  DF  .~.~ With frangible restraint
275.1  DF  .~ Fuse cord (e.g., blasting cord)
275.2  DF  .~.~ With one-way connector or arrangement
275.3  DF  .~.~ With combustible time-delay cord connection means
275.4  DF  .~.~ To or from connector having booster charge
275.5  DF  .~.~ With explosive charge
275.6  DF  .~.~ With igniting means
275.7  DF  .~.~ With cord holding device to couple cords
275.8  DF  .~.~ Detonator cord
275.9  DF  .~ Fuse
275.11  DF  .~ Initiating devices
275.12  DF  .~ Holders for fuse or fuse cord to blasting cartridge, igniting device, or detonator
276  DF  .~ Time controlled
277  DF  .~.~ With fluent material
277.1  DF  .~.~ Munition powder train
277.2  DF  .~.~.~ Train length selection means
281  DF  EXPLOSIVE CAPS FOR TOY GUNS
282  DF  PROPELLENT CHEMICAL CHARGE CONTAINER
283  DF  POWDER FORM
284  DF  .~ Spiral type
285  DF  .~ Composite type
286  DF  .~.~ Having different burning rates
287  DF  .~.~.~ Rocket motor type
288  DF  .~.~ Powder grain shape formed of fixed shape segments
289  DF  .~ Having embedded reinforcing or burning control means
290  DF  .~ Having burning inhibiting means
291  DF  .~ Rocket propellent grain
292  DF  .~ Powder grain
293  DF  MISCELLANEOUS
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CROSS-REFERENCE ART COLLECTIONS
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700  DF  COMBUSTILBE CARTRIDGE
701  DF  CHARGE WAVE FORMING
702  DF  COMPRESSION IGNITION
703  DF  FLECHETTE
704  DF  COOLANTS
705  DF  SEPARATED EXPLOSIVE CONSTITUENTS