Bizarre Patents
Decorative Jeweled Wheel Cover
An improved wheel is provided wherein decorative items such as gem stones are embedded in either the wheel surface, a special mounting section attached to the wheel surface, or to a spoke strap that wraps around each spoke and positions embedded gem stones on the outside surface of the spoke.
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| Number | Title | Issue Date |
| 7823508 | Connector for detonator, corresponding booster assembly, and method of use Mining operations frequently involve the use of electric or electronic delay detonators in operative association with an explosive charge contained in a booster. Disclosed herein are connectors for connecting a signal transmission line to a detonator associated with... | 11/02/2010 |
| 7258068 | Safety and arming apparatus and method for a munition A safety and arming mechanism for a munition having a housing with a first detonator and an explosive mounted within the housing and in alignment with one another. A shaft is mounted within the housing. A first component is rotatingly fixed to the shaft and is movea... | 08/21/2007 |
| 7258054 | Continuous explosive charge assembly for use in an elongated cavity A method and apparatus for placement of continuous pre-split, gel explosive in an elongated borehole or cavity. An anchor is attached to one end of a selected length of continuous gel explosive. A suitable anchor is a flexible, plastic “pilgrim's hat” with a hol... | 08/21/2007 |
| 7174832 | Logging of detonator usage A system for logging authorized detonator usage of identifiable detonators, after removal of the detonators from a controlled store, in which the system includes an inventory control for maintaining an inventory of detonators at the controlled store, and also data c... | 02/13/2007 |
| 7146913 | Shaped charge tubing cutter A shaped charge detonation booster comprises a tubular wall body of substantially constant outside diameter for enclosing an axial primer path that terminates with an enlarged main cavity volume. Preferably, the main cavity is positioned within the juncture plane of... | 12/12/2006 |
| 7073448 | Shaped charge tubing cutter A shaped charge tubing cutter includes a minimal contact suspension to isolate the cutter explosive from the housing and sub structure. A charge detonation booster main-cavity is located on the juncture of the charge truncation planes. Explosive in the booster main-... | 07/11/2006 |
| 7073589 | System for fracturing wells using supplemental longer-burning propellants A system for fracturing wells uses a primary propellant charge to initially produce pressures within the well in excess of the maximum fracture extension pressure of the surrounding formation, but below that which would cause damage to the well. A supplemental prope... | 07/11/2006 |
| 6901865 | Primer casing and method of charging a blasthole Primer casing (1) comprising sleeve portion (5) and leading portion (5a), wherein sleeve portion (5) includes tabs (6) to retain primer (11) and blasthole engagement means (2), and wherein leading portion (5... | 06/07/2005 |
| 6739265 | Explosive device with assembled segments and related methods A segmented explosive device capable of producing a shock wave front upon being exploded by a detonation impulse generated by a selectively operable control device and communicated to the explosive device by a transmission line coupled between the control device and... | 05/25/2004 |
| 6557650 | Method and apparatus for protecting explosives A method and apparatus to protect explosive components used in various tools, such as tools for use in wellbores, includes a component with an adsorptive material. Example tools include perforating gun strings that include shaped charges, detonating cords... | 05/06/2003 |
| 6508177 | Explosives with embedded bodies An explosive charge such as a cast booster charge (10, 110, 210) includes an explosive charge (14, 114, 214) having a first explosive matrix material (114a, 214a) with discrete bodies (118, 218) of a second material embedded therein. In some embodiments, ... | 01/21/2003 |
| 6425332 | Low-energy shock tube connector system A shock tube connector system comprises a substantially cylindrical detonator having a longitudinal axis a block body receiving the detonator therein, and an end cap. The detonator includes an axisymmetric exterior shell including a cylindrical main secti... | 07/30/2002 |
| 6386296 | Method and apparatus of protecting explosives A method and apparatus to protect explosive components used in various tools, such as tools for use in wellbores, includes a component with an adsorptive material. Example tools include perforating gun strings that include shaped charges, detonating cords... | 05/14/2002 |
| 6349648 | Detonator for shock tube connector system A shock tube connector system comprises a substantially cylindrical detonator having a longitudinal axis a block body receiving the detonator therein, and an end cap. The detonator includes an axisymmetric exterior shell including a cylindrical main secti... | 02/26/2002 |
| 6227095 | Insensitive munition booster seal Migration of Di-Octyl Adipate (DOA) from PBXN-9 main charge into an adjacent PBXN-5 booster charge is the leading cause for unreliable and inefficient detonations when these two insensitive munition explosives are in close proximity. A hermetic seal of me... | 05/08/2001 |
| 6214140 | Development of new high energy blasting products using demilitarized ammonium picrate As has been established, the use of energetic materials, generated by manufacturer's excess and/or demilitarization projects, as ingredients in commercial blasting explosives is a feasible and environmentally acceptable method of handling them. Ammonium p... | 04/10/2001 |
| 6186069 | Explosives booster An explosives booster (10) intended for igniting a main explosive charge is provided which includes a first explosive charge (15) which is sensitive enough to be ignited by the explosion of a charge from a detonator (13); and a second explosive (16) charg... | 02/13/2001 |
| 6112666 | Explosives booster and primer The invention relates to an explosives booster (1) which can substantially enclose a detonator (2) and which comprises an integral fastening means (10) for positive retention of non-electric tubing (3) attached to the detonator (2). The primer formed by t... | 09/05/2000 |
| 5831204 | Propellant igniter assembly having a multi-zone booster charge A propellant igniter assembly includes a housing having ignition channels for the passage of an ignition flame through the housing; an igniter part accommodated in the housing; and a booster part accommodated in the housing and frontally adjoining the ign... | 11/03/1998 |
| 5780764 | Booster explosive devices and combinations thereof with explosive accessory charges A booster explosive device (10) has a housing (12) within which is contained an explosive primer charge (14). Mechanical fastener components such as exterior screw threads (32) on housing (12) and interior screw threads (34) on an explosive accessory char... | 07/14/1998 |
| 5714712 | Explosive initiation system A detonation system especially useful for initiating a plurality of substantially simultaneous seismic detonations includes an electric trunkline circuit disposed on the surface of a firing site containing boreholes, within which booster charges having re... | 02/03/1998 |
| 5710390 | Shock tube initiating system for display fireworks A system for initiating shock tube which has a low cost of manufacture, is relatively impervious to moisture, and initiates the shock tube reliably is described. The initiating system comprises a thermal input initiator device, a thermal enhancing output ... | 01/20/1998 |
| 5708228 | Method and apparatus for transfer of initiation signals A method and apparatus for transferring non-electric blasting initiation signals from detonating cord signal donor lines to signal transmission tube acceptor lines involves disposing the acceptor line in enhanced signal transfer configuration with the don... | 01/13/1998 |
| 5661256 | Slider member for booster explosive charges A slider (36) has a base fixture (40) and a shielding tube (42). The slider (36) is used to operably couple a detonator (44) to a detonating cord (62) that passes through a booster device (10), i.e., to prevent the detonating cord (62) from directly initi... | 08/26/1997 |
| 5614693 | Accessory charges for booster explosive devices An accessory charge (20) for mounting on a booster explosive device (10) is preferably of toroidal configuration including a hub opening (29) dimensioned and configured to engage the accessory charge (20) with the booster device (10). The booster device (... | 03/25/1997 |
| 5597974 | Shaped charge for a perforating gun having a main body of explosive including TATB and a sensitive primer A shaped charge includes a main body of explosive and a primer adapted to detonate said main body of explosive. In accordance with the present invention, the main body of explosive now includes an explosive composition known as sym-triaminotrinitrobenzene... | 01/28/1997 |
| 5524547 | Signal tube and detonator cord connector The present invention is directed to an improved connector comprising a first and second holding means for pressure fitting a detonating cord and shock tube in a substantially orthogonal pressure fitting relationship.... | 06/11/1996 |
| 5291831 | Beneficial use of class 1.1 rocket propellant The present invention describes a method of using 1.1 solid rocket propellant in the detonation process for explosives. The use of the 1.1 solid rocket propellant is described as a booster for use in a blasting cap.... | 03/08/1994 |
| 5204492 | Low noise, low shrapnel detonator assembly for initiating signal transmission lines A detonator assembly is provided which increases versatility, reliability and safety by initiating any amount of signal transmission lines up to about 8 without emitting excessive noise or shrapnel which can cause cut off or safety hazards. The detonator ... | 04/20/1993 |
| 5044280 | Linear hollow charge devices The device (10) consists of a bar (12) of high explosive having a planisymmetrical groove (20) along one side lined with a hollow charge liner (28). A pair of backing charges (34, 36) connected by a bridging charge (42) are disposed along the opposite sid... | 09/03/1991 |
| 4947751 | Multi-directional initiator for explosives A method of blasting cap-sensitive, non-nitroglycerine-sensitized explosives and an initiating assembly for use in the method are provided. The method comprises initiating a column of the explosives by directing two radial/forward shock forces from an ini... | 08/14/1990 |
| 4945808 | Primer A primer for an explosive charge which is to be initiated by a fuse cord is sensitized by a loose charge of a high explosive, this high explosive being contained in a rigid, impermeable container which is so shaped that at least partially surrounds the fu... | 08/07/1990 |
| 4938143 | Booster shaped for high-efficiency detonating A booster for high efficiency initiation of an explosive material comprising a body portion having substantially tapered sides and a substantially flat interface surface at the larger end of the body portion extending generally laterally thereof for conta... | 07/03/1990 |
| 4922823 | Ignition transfer charge for a propelling charge An ignition transfer body for a propellant-charge module is coaxially surrounded by a supporting tube and includes at least one clear ignition channel. The ignition transfer charge is composed of a first propellant-charge powder generating thermal energy ... | 05/08/1990 |
| 4901619 | Shaped charge with barrier produced in situ In the inventive shaped charge, the main charge and the propagating charge are held together solely by the barrier. This union is possible (and is distinguished by pronounced freedom from flaws) because the barrier is produced directly in the cavity in wh... | 02/20/1990 |
| 4879952 | Primer A primer for an explosive charge which is to be initiated by a fuse cord is sensitized by a loose charge of a high explosive, this high explosive being contained in a rigid, impermeable container which is so shaped that it at least partially surrounds the... | 11/14/1989 |
| 4815382 | Connector and detonator/connector assembly for initiating explosive primers with low-energy detonating cord An improved connector for holding low energy detonating cord adjacent the percussion-actuation and surface of a detonator comprises a plastic tube having a detonator-receiving bore and one or more cord receiving transverse bores between a plastic end clos... | 03/28/1989 |
| 4776276 | Cast explosive primer initiatable by low-energy detonating cord An explosive primer unit in which the degree of energy coupling between a low-energy detonating cord (LEDC) and an explosive coupling element in a cast explosive primer is maximized; the unit contains (a) a substantially cylindrical charge of cast explosi... | 10/11/1988 |
| 4765246 | Detonator and a charge adapted thereto A detonator for non-electric detonation systems for blasting charges intended to be initiated by a detonating fuse includes a passage provided in the body of the detonator for passing a detonating fuse through the passage. The detonator includes a convent... | 08/23/1988 |
| 4718346 | Explosive charge for the explosive welding of large diameter pipes, and a method for its manufacture The disclosure relates to an explosive charge intended for the explosive jointing of, primarily, large-diameter pipes, such as pipeline pipes. The charge according to the invention is intended to be delivered as a unit ready to be applied immediately on s... | 01/12/1988 |
