WO2017196958A1 - Boîtier pour dispositif explosif et procédé d'assemblage - Google Patents

Boîtier pour dispositif explosif et procédé d'assemblage Download PDF

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Publication number
WO2017196958A1
WO2017196958A1 PCT/US2017/031927 US2017031927W WO2017196958A1 WO 2017196958 A1 WO2017196958 A1 WO 2017196958A1 US 2017031927 W US2017031927 W US 2017031927W WO 2017196958 A1 WO2017196958 A1 WO 2017196958A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
flap member
forming
tube body
explosive device
Prior art date
Application number
PCT/US2017/031927
Other languages
English (en)
Inventor
Rory ARTIG
Original Assignee
Wind Management, Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wind Management, Llc filed Critical Wind Management, Llc
Priority to US16/088,552 priority Critical patent/US20200326165A1/en
Priority to EP17725408.3A priority patent/EP3455580A1/fr
Priority to CN201790001071.0U priority patent/CN210113514U/zh
Publication of WO2017196958A1 publication Critical patent/WO2017196958A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B4/00—Fireworks, i.e. pyrotechnic devices for amusement, display, illumination or signal purposes
    • F42B4/02—Fireworks, i.e. pyrotechnic devices for amusement, display, illumination or signal purposes in cartridge form, i.e. shell, propellant and primer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B4/00—Fireworks, i.e. pyrotechnic devices for amusement, display, illumination or signal purposes
    • F42B4/04—Firecrackers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B4/00—Fireworks, i.e. pyrotechnic devices for amusement, display, illumination or signal purposes
    • F42B4/30—Manufacture

Definitions

  • the invention relates generally to a housing for an explosive device for entertainment purposes.
  • One of the challenges is to develop a fireworks casing or housing that is easy to manufacture and assemble in a small form factor while at the same time increasing its burst strength and sound without necessarily increasing the amount of explosive compound in the casing.
  • an explosive casing, cartridge or housing for a small explosive or firecracker such that when fully assembled results in a tetrahedron or pyramidal, 3-D structure that provides an enhanced explosive sound and bursting strength. It would be advantageous to provide an inexpensive and simple method of assembling a casing for an explosive device or apparatus, as described herein.
  • a casing or housing for an explosive device including a housing or casing formed from a substrate layer, wherein the substrate layer includes at least one layer of paper-based material, the substrate layer forming a tubular structure, the tubular structure having a first flap member formed at a first open end and a second flap member formed at a second open end with a tube body disposed in between the first and second open ends, the tube body being collinear with a longitudinal axis of the tubular structure and wherein each of the flap members are configured to be radially oriented about 90 degrees with respect to each other, each flap member having an inside surface, an outside surface and a distal end portion away from the tube body.
  • the housing further includes a first seal forming a base for the housing, the first seal formed from a folded over first flap member that covers the first open end such that the inside surface of the flap member is in contact with and adhered to the tube body, wherein the outside surface is exposed and the distal end portion of the first flap member is substantially perpendicular to the longitudinal axis of the tubular structure.
  • the housing further including a second seal forming a top for the housing, the second seal formed from a folded over second flap member that covers the second open end such that the inside surface and distal end portion of the second flap member is in contact with and adhered to the tube body, thereby forming a top for the casing or housing.
  • the explosive device housing includes a substrate layer further comprised of a fiber reinforcement layer disposed on the paper-based material and in another related embodiment the substrate layer is further comprised of multiple layers of paper-based material and fiber reinforcement layers.
  • an explosive device comprising the housing or casing described above includes a combustible or explosive compound disposed within the housing, wherein the explosive device provides an increase in burst strength as energy and gases from igniting the combustible material attempt to escape one of the end seals formed from the folded over flap member structure.
  • a casing or housing for an explosive device including a housing or casing formed from a substrate layer, wherein the substrate layer includes at least one layer of paper-based material, the substrate layer forming a tubular structure, the tubular structure having a first flap member formed at a first open end and a second flap member formed at a second open end with a tube body disposed in between the first and second open ends, the tube body being collinear with a longitudinal axis of the tubular structure and wherein each of the flap members are configured to be radially oriented about 180 degrees with respect to each other, each flap member having an inside surface, an outside surface and a distal end portion away from the tube body.
  • the housing further includes a first seal forming a base for the housing, the first seal formed from a folded over first flap member that covers the first open end such that the inside surface of the flap member is in contact with and adhered to the tube body, wherein the outside surface is exposed and the distal end portion of the first flap member is substantially perpendicular to the longitudinal axis of the tubular structure.
  • the housing further including a second seal forming a top for the housing, the second seal formed from a folded over second flap member that covers the second open end such that the inside surface and distal end portion of the second flap member is in contact with and adhered to the tube body, thereby forming a top for the casing or housing.
  • the explosive device housing includes a substrate layer further comprised of a fiber reinforcement layer disposed on the paper-based material and in another related embodiment the substrate layer is further comprised of multiple layers of paper-based material and fiber reinforcement layers, wherein the housing is configured into a tubular shape.
  • the tubular body is configured to be reduced in longitudinal length to facilitate forming an elliptical or spherical shape.
  • a method for forming a robust casing or housing adapted to receive and contain therein an explosive or combustible material including the steps of forming a substrate from a sheet of paper-based material and a sheet of fiber reinforcement material disposed on the paper-based material sheet and forming a tubular structure from the substrate having a first open end and a second open end and a tube body therebetween, the tube body being collinear with a longitudinal axis of the tube.
  • This embodiment uses tubes which are prepared by winding the substrate layers around an inner mandrel form in a convolute fashion. In another embodiment the tubes could be formed using a spiral winding process which produces a continuous tube.
  • the method includes removing material from the first and second end of the tube so as to form a first flap member at the first end and a second flap member at the second end of the tube, each of the flap members adapted to be radially oriented about 90 degrees with respect to each other, each flap member having an inside surface, an outside surface and a distal end away from the tube body.
  • the method next includes the step of folding over the first flap member to cover the first open end such that the inside surface of the flap member is in contact with and adhered to the tube body, wherein the outside surface is exposed and the distal end of the flap member is substantially perpendicular to the longitudinal axis of the tube, thereby forming a base for the casing.
  • the next step includes folding over a second flap member to cover the second open end such that the inside surface and distal end of the second flap member is in contact with and adhered to the tube body, thereby forming a tip for the casing.
  • FIG. 1 illustrates a first step of assembling a housing for an example embodiment of an explosive casing device according to the teachings of the invention
  • FIG. 2 illustrates another step of assembling the housing of the casing device according to the teachings of the invention
  • FIG. 3 illustrates an example embodiment of part of a housing formed for the casing device as taught herein;
  • FIG. 4 illustrates an example embodiment of a partially formed housing for the casing device with a bottom end closed and with a top end open with a flap disposed near the top end opening;
  • Fig. 5 illustrates a front view of an example embodiment of a fully assembled casing housing in the shape of a tetrahedron or 3-D pyramid
  • Fig. 6 illustrates a perspective view of an example embodiment of a fully assembled casing housing in the shape of a tetrahedron or 3-D pyramid according to the teachings herein;
  • FIG. 7 illustrates a front view of an example embodiment of a casing housing with a wick or fuse member protruding therefrom according to the teachings herein.
  • the various embodiments of the invention are directed to an explosive device, such as a firecracker, and to robust casings and housings that need to house certain materials and then disintegrate over a certain period of time, thereby releasing the contents.
  • an explosive device such as a firecracker
  • Figs. 1-6 illustrates an example embodiment of an explosive device 30 and a method of assembling an enhanced casing or housing for the explosive device 30 (see Figs. 5 and 6) according to the teachings of the invention.
  • the explosive device casing or housing is first formed from a substrate layer 5 is formed from a sheet (paper-based) material 10 having a layer of fiber reinforcement 12 disposed thereon.
  • Sheet material 10 includes and is not limited to paper-based materials, thick paper, cardboard, cloth, plastic sheeting, leather, burlap material, vinyl and other malleable and perforable materials.
  • the housing or casing is formed from substrate layer 5 having at least one layer of paper-based material.
  • substrate layer 5 is formed from multiple layers of material 24 or alternating layers of paper-based material and fiber reinforcement layers.
  • the substrate layer includes 8 layers of material 24, which can be alternating layers of a paper-based material and the fiber reinforced material or about 3 to about 8 layers of the paper-based materials or alternating paper-based and fiber reinforced materials (see Fig. 4 for instance).
  • Substrate layer 5 is then formed into a tubular structure 20 (Figs. 2 and 3) with a tube body 21 seam 22 and outer sheet 10, tubular structure 20 having a first flap member 25 formed at a first open end 20A and a second flap member 27 formed at a second open end 20B with the tube body disposed in between the first and second open ends, the tube body being collinear with a longitudinal axis 20C of tubular structure 20 and wherein each of the flap members are configured to be radially oriented about 90 degrees with respect to each other.
  • First flap 25 member has an inside surface 26A, an outside surface 26B and a distal end portion 32 located away from the tube body
  • second flap 27 member has an inside surface 28A, an outside surface 28B and a distal end portion 34 located away from the tube body.
  • device housing 30 includes a first seal 32 forming a base for the housing, first seal 33 formed from a folded over first flap member 25 that covers the first open end 20A such that the inside surface 26A of flap member 25 is in contact with and adhered to the tube body.
  • first seal 33 formed from a folded over first flap member 25 that covers the first open end 20A such that the inside surface 26A of flap member 25 is in contact with and adhered to the tube body.
  • outside surface 26B is exposed and distal end portion 32 of first flap member 25 is substantially perpendicular to the longitudinal axis 20C of tubular structure 20.
  • multiple layers 22 of first seal 32 are shown and are adhered to the body of housing 30 for added strength.
  • Second flap member 27 is illustrated as being open such that an internal container 36 is formed in housing 30 for disposing an explosive compound or combustible material therein (along with a wick or fuse member).
  • non-combustible material is disposed within container 36 wherein the user may be interested in a robust casing that may be able
  • a second seal 35 is formed which forms a top 38 for housing 30, the second seal being formed from a folded over second flap member 27 that covers the second open end 20B such that inside surface 28A and distal end portion 34 of the second flap member is in contact with and adhered to tube body 21, thereby forming top or tip 38 for the casing or housing.
  • Fig. 5 illustrates a front view of an example embodiment of a fully assembled casing housing in the shape of a tetrahedron or 3-D pyramid
  • Fig. 6 illustrates a perspective view of an example embodiment of a fully assembled casing housing in the shape of a tetrahedron or 3-D pyramid according to the teachings herein.
  • the casing or housing is formed in a tubular, spherical, elliptical, square and rectangular shape and is not just necessarily limited to a pyramidal shape or configuration.
  • an explosive device is formed from the housing or casing described above when a combustible material or explosive compound is disposed within the housing (in container 36 - opening).
  • a combustible material or explosive compound is disposed within the housing (in container 36 - opening).
  • One of the advantages of the described casing design for use as an explosive device is that it provides an increase in burst strength as built up energy, gases and pressure from igniting the combustible material attempt to escape one of the end seals formed from the folded over flap member structure.
  • a small aperture 39 is formed near top 38 or a hole 40 is made in one of the faces (Fig. 7) of the casing to accommodate a fuse member 42 if this is used for an explosive device or firecracker.
  • burst strength and pressure is increased from igniting the combustible material when the body and end seals are formed from the multiple layer substrate.
  • the method includes the steps of forming a substrate layer 5 from a sheet of paper-based material 10 and a sheet of fiber reinforcement material 12 disposed on the paper-based material sheet and then forming a tubular body 20 from the substrate layer having a first open end 20A and a second open end 20B and a tube body 21 therebetween, the tube body being collinear with a longitudinal axis 20C of the tube.
  • first flap member at the first end and a second flap member at the second end of the tube, each of the flap members configured to be radially oriented about 90 degrees with respect to each other, each flap member having an inside surface, an outside surface and a distal end away from the tube body.
  • first flap member is folded over to cover the first open end such that the inside surface of the flap member is in contact with and adhered to the tube body, wherein the outside surface is exposed and the distal end of the flap member is substantially perpendicular to the longitudinal axis of the tube, thereby forming a base for the casing.
  • a method of forming an explosive device from the housing formed above further includes the step of disposing an explosive or combustible material within the housing before folding over the second flap member.
  • the folded over flaps adhere to casing body (of whatever shape desired) and with some materials this will require the application of a small amount of glue or adhesive prior to folding over the flap. Some materials may not require any additional glue to adhere adequately to the casing body.
  • the method of forming an explosive device further includes the step of disposing an explosive or combustible material by injecting the material into the housing as a fuse member is inserted into the housing.
  • the explosive device and casing disclosed herein is constructed in a variety of sizes to fulfill a variety of applications in the fireworks industry.
  • the housing or casing could be made small enough to be a replacement for the standard firecracker or made large enough to replace the large explosive charges in aerial fireworks.
  • the housing of and the explosive device can be constructed from a variety of materials and several quality levels of materials. The higher quality of stock material used will result in better casing strength and therefore a louder explosion.
  • the housing and resulting explosive device constructed based on the described design is also a very efficient use of paper fiber stock input, with little to now waste of materials used as compared to traditional methods of constructing small firecrackers.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Toys (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)

Abstract

L'invention concerne une enveloppe, une cartouche ou un boîtier explosifs, ainsi qu'un procédé de fabrication de ceux-ci, pour un petit explosif ou un pétard de telle sorte que, une fois complètement assemblé, on obtienne une structure tétraédrique ou pyramidale tridimensionnelle qui fournit un son explosif et une intensité d'éclatement améliorés.
PCT/US2017/031927 2016-05-12 2017-05-10 Boîtier pour dispositif explosif et procédé d'assemblage WO2017196958A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US16/088,552 US20200326165A1 (en) 2016-05-12 2017-05-10 Housing for explosive device and method of assembly
EP17725408.3A EP3455580A1 (fr) 2016-05-12 2017-05-10 Boîtier pour dispositif explosif et procédé d'assemblage
CN201790001071.0U CN210113514U (zh) 2016-05-12 2017-05-10 爆炸装置外壳及爆炸装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662335342P 2016-05-12 2016-05-12
US62/335,342 2016-05-12

Publications (1)

Publication Number Publication Date
WO2017196958A1 true WO2017196958A1 (fr) 2017-11-16

Family

ID=58765926

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2017/031927 WO2017196958A1 (fr) 2016-05-12 2017-05-10 Boîtier pour dispositif explosif et procédé d'assemblage

Country Status (4)

Country Link
US (1) US20200326165A1 (fr)
EP (1) EP3455580A1 (fr)
CN (1) CN210113514U (fr)
WO (1) WO2017196958A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI722279B (zh) * 2018-04-09 2021-03-21 瑞昱半導體股份有限公司 可避免爆音雜訊產生的音訊編解碼電路

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1350845A (en) * 1920-01-22 1920-08-24 Scardone Joseph Process for making torpedoes
US1449564A (en) * 1921-07-15 1923-03-27 Alfred T Voelker Torpedo
US1638994A (en) * 1925-12-08 1927-08-16 Thomas G Hitt Firecracker
US3090175A (en) 1958-06-10 1963-05-21 Hermorion Ltd Tetrahedron producing method and apparatus
US3217647A (en) 1962-10-04 1965-11-16 Thomanek Franz Rudolf Explosive charge construction
US4010690A (en) * 1973-04-30 1977-03-08 Avco Corporation Means for and method of providing a fire protection for a caseless ammunition
US4714506A (en) 1982-07-01 1987-12-22 Hiroshi Yamashiro Method for making a dunnage shock absorber
US6899033B2 (en) 2003-04-28 2005-05-31 Jake's Fireworks, Inc. Firecracker packaging
US7546721B2 (en) 2007-10-23 2009-06-16 Heinz North America (A Division Of H.J. Heniz Company) Method of making a tetrahedron package

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1350845A (en) * 1920-01-22 1920-08-24 Scardone Joseph Process for making torpedoes
US1449564A (en) * 1921-07-15 1923-03-27 Alfred T Voelker Torpedo
US1638994A (en) * 1925-12-08 1927-08-16 Thomas G Hitt Firecracker
US3090175A (en) 1958-06-10 1963-05-21 Hermorion Ltd Tetrahedron producing method and apparatus
US3217647A (en) 1962-10-04 1965-11-16 Thomanek Franz Rudolf Explosive charge construction
US4010690A (en) * 1973-04-30 1977-03-08 Avco Corporation Means for and method of providing a fire protection for a caseless ammunition
US4714506A (en) 1982-07-01 1987-12-22 Hiroshi Yamashiro Method for making a dunnage shock absorber
US6899033B2 (en) 2003-04-28 2005-05-31 Jake's Fireworks, Inc. Firecracker packaging
US7546721B2 (en) 2007-10-23 2009-06-16 Heinz North America (A Division Of H.J. Heniz Company) Method of making a tetrahedron package

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI722279B (zh) * 2018-04-09 2021-03-21 瑞昱半導體股份有限公司 可避免爆音雜訊產生的音訊編解碼電路

Also Published As

Publication number Publication date
US20200326165A1 (en) 2020-10-15
EP3455580A1 (fr) 2019-03-20
CN210113514U (zh) 2020-02-25

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