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Class Information
Number: 102/275.3
Name: Ammunition and explosives > Igniting devices and systems > Fuse cord (e.g., blasting cord) > With combustible time-delay cord connection means
Description: Subject matter which includes a connector containing a combustible time delay joining an end of the indefinite length of material including the combustible substance to an end of a second indefinite length of material including a combustible substance in a series arrangement.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8245643 Delay units and methods of making the same Aug. 21, 2012
8091478 System and method for electronically discriminating a target Jan. 10, 2012
7992495 Detonation of explosives Aug. 9, 2011
7650840 Delay units and methods of making the same Jan. 26, 2010
6739265 Explosive device with assembled segments and related methods May. 25, 2004
6561101 Explosive delay assembly May. 13, 2003
6539869 Heat transfer initiator Apr. 1, 2003
6408765 Door breaching device with safety adapter Jun. 25, 2002
6374740 Two-stage optical detonator with shock-detonation transition Apr. 23, 2002
6305287 Low-energy shock tube connector system Oct. 23, 2001
6298784 Heat transfer delay Oct. 9, 2001
6244185 Skyrocket Jun. 12, 2001
6227116 Pyrotechnical charge for detonators May. 8, 2001
5945627 Detonators comprising a high energy pyrotechnic Aug. 31, 1999
5524547 Signal tube and detonator cord connector Jun. 11, 1996
5515784 Signal transmission devices and detonation systems using the same May. 14, 1996
5501151 Alternate signal path isolation member and non-electric detonator cap including the same Mar. 26, 1996
5413046 Shock tube assembly May. 9, 1995
5398611 Low energy blasting initiation system, method and surface connection therefor Mar. 21, 1995
5386780 Method and apparatus for extended time delay of the detonation of a downhole explosive assembly Feb. 7, 1995
5327835 Detonation device including coupling means Jul. 12, 1994
5147976 Ignition system for a pyrotechnic composition Sep. 15, 1992
5147476 Delay composition and device Sep. 15, 1992
5125335 Fuse element, preferably with long delay period and method for producing the same Jun. 30, 1992
5054396 Fuse element, preferably with long delay period and method for producing the same Oct. 8, 1991
5048420 Low energy fuse Sep. 17, 1991
5012741 Initiator for a transmission tube May. 7, 1991
5001981 Signal transmission tube for initiation of explosives Mar. 26, 1991
4976201 Non-lethal distraction device Dec. 11, 1990
RE33202 Energy transmission device Apr. 24, 1990
4911076 Time delay replay Mar. 27, 1990
4903604 Ignition transfer medium Feb. 27, 1990
4841856 Pyrotechnical delay elements for delayed-action fuse and uses thereof Jun. 27, 1989
4821645 Multi-directional signal transmission in a blast initiation system Apr. 18, 1989
4799428 Explosive primer unit for instantaneous initiation by low-energy detonating cord Jan. 24, 1989
4796533 Primer assembly Jan. 10, 1989
4776275 Pyrotechnical delay composition Oct. 11, 1988
4756250 Non-electric and non-explosive time delay fuse Jul. 12, 1988
4742773 Blasting signal transmission tube delay unit May. 10, 1988
4730560 Combination blasting signal transmission tube connector and delay assembly Mar. 15, 1988
4718345 Primer assembly Jan. 12, 1988
4716831 Detonating cord connector Jan. 5, 1988
4714017 Pyrotechnic variable delay connector Dec. 22, 1987
4681036 Delay starters Jul. 21, 1987
4660472 Optical through bulkhead initiator and safe-arm device Apr. 28, 1987
4637312 Explosive primer and carrier therefor Jan. 20, 1987
4614156 Pressure responsive explosion initiator with time delay and method of use Sep. 30, 1986
4436034 Smoke grenade with successive slow and fast burning charges Mar. 13, 1984
4426933 Non-electric blasting assembly Jan. 24, 1984
4424747 Non-electric blasting assembly Jan. 10, 1984

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