# US 11,306,565 B2 · Firing stand for shaped charges

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- Number: US 11,306,565 B2
- Document ID: US11306565B2
- Status: Granted
- Kind: B2
- Application number: 16/969,796
- Filed: 2019-02-22
- Published: 2020-12-24
- Granted: 2022-04-19
- Earliest claimed: 2018-02-27
- Assignees: The Secretaiy of State for Defence
- Applicants: The Secretary of State for Defence
- Inventors: David Timothy Newell
- Web page: https://patentgrep.com/patent/US11306565B2

## CPC

- E21B 43/117: Shaped-charge perforators (E21B43/118 takes precedence)
- F42B 1/028: characterised by the form of the liner
- E21B 43/119: Details, e.g. for locating perforating place or direction
- F42B 1/032: characterised by the material of the liner
- F42D 3/00: Particular applications of blasting techniques {(explosive welding B23K20/08; explosive bolts or actuators F42B3/006; explosive valves F16K13/06; cutting devices actuated by explosion B23D15/145; pyrotechnical actuators F15B15/19; switching devices actuated by explosion H01H39/00)}
- F42D 5/04: Rendering explosive charges harmless, e.g. destroying ammunition ({F42B39/14 and F42B39/20 take precedence } ; extracting primers, dismantling ammunition F42B33/04, F42B33/06 {; chemical deactivating of explosives C06B21/0091}); Rendering detonation of explosive charges harmless
- E21B: EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- F42B: EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION (explosive compositions C06B; fuzes F42C; blasting F42D)
- F42D: BLASTING (fuses, e.g. fuse cords, C06C5/00; {for obtaining fluid from wells E21B43/00; for mining or quarrying E21C37/00; for making tunnels or galleries E21D9/006}; cartridges F42B3/00)

## Abstract

A firing stand (30) for mounting a plurality of shaped charges. The firing stand (30) can be configured by a user between a transport configuration in which shaped charges are stored for transport, and at least a first firing configuration from which shaped charges can be deployed. Inter-connected rotating panels (31) may be used to provide user configurability to the firing stand (30), with shaped charges optionally being mounted in panel apertures (36). The firing stand provides for rapid and configurable deployment of multiple shaped charges.

## Claims

### Claim 1

A firing stand of a disruptor system, the firing stand comprising a plurality of apertures configured for mounting a plurality of shaped charges at discretely separate locations, wherein the firing stand is substantially formed from a foam-based ammunition packaging material, the firing stand being user configurable between a transport configuration in which the plurality of apertures hold the plurality of shaped charges during transport and at least a first firing configuration in which the plurality of apertures hold the plurality of shaped charges for orientation towards a target device to be disrupted by the disruptor system.

### Claim 2 (depends on 1)

The firing stand of claim 1 wherein the firing stand comprises a plurality of mounting panels.

### Claim 3 (depends on 2)

The firing stand of claim 2 wherein each mounting panel comprises a hinging means for attaching a first mounting panel in the plurality of mounting panels to a second mounting panel in the plurality of mounting panels.

### Claim 4 (depends on 3)

The firing stand of claim 3 wherein the hinging means comprises a rod and eyelet interface.

### Claim 5 (depends on 3)

The firing stand of claim 3 wherein the hinging means comprises a clamping means for fixing a relative orientation of the mounting panels.

### Claim 6 (depends on 5)

The firing stand of claim 5 wherein the clamping means is finger adjustable.

### Claim 7 (depends on 2)

The tiring stand of claim 2 wherein the mounting panels comprise the plurality of apertures for mounting the plurality of shaped charges.

### Claim 8 (depends on 2)

The firing stand of claim 2 further comprising a stand base.

### Claim 9 (depends on 8)

The firing stand of claim 8 wherein the stand base comprises panel slots for holding the mounting panels.

### Claim 10 (depends on 1)

The firing stand of claim 1, wherein the firing stand is substantially formed from the foam-based ammunition packaging material.

### Claim 11 (depends on 1)

The firing stand of claim 1 wherein the foam-based ammunition packaging material is a low density plastazoate foam.

### Claim 12 (depends on 1)

The firing stand of claim 1, wherein the firing stand further comprises:
a first mounting panel comprising a first subset of the plurality of apertures;
a second mounting panel hingedly attached with the first mounting panel and comprising a second subset of the plurality of apertures; and
a clamping means for fixing the first mounting panel and the second mounting panel in the first tiring position in a non-parallel relative arrangement in which the first subset of the plurality of apertures and the second subset of the plurality of apertures at least partially face toward one another such that the plurality of shaped charges are oriented towards the target device from different directions.

### Claim 13 (depends on 2)

The firing stand of claim 2, wherein the plurality of mounting panels are configurable to be arranged in a substantially circular fashion, thereby directing the plurality of shaped charges inwards towards the target device.

### Claim 14 (depends on 1)

The firing stand of claim 1, wherein the plurality of apertures hold the plurality of shaped charges for orientation substantially perpendicular to a surface of the foam-based ammunition packaging material.

### Claim 15 (depends on 1)

The firing stand of claim 1, wherein each shaped charge comprises an outer casing having an internal cavity filled with explosive material and wherein the explosive material comprises a void that is cut into one end of the explosive material and a metallic shaped charge liner.

### Claim 16 (depends on 1)

A shaped charge disruptor system comprising the tiring stand of claim 1 and a plurality of shaped charges.

### Claim 17 (depends on 16)

The shaped charge disruptor system of claim 16 further comprising a precision initiation system.

### Claim 18 (depends on 16)

A method of disrupting an explosive device, the method comprising the steps of:
a. providing the shaped charge disruptor system of claim 16;
b. arranging the firing stand in the first firing configuration such that the plurality of
shaped charges are orientated towards the explosive device; and
c. simultaneously initiating the plurality of shaped charges.

### Claim 19 (depends on 18)

The method of claim 18, wherein the plurality of apertures hold the plurality of shaped charges for orientation substantially perpendicular to a surface of the foam-based ammunition packaging material.
