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Fluid ejection device

A technology for discharging devices and fluids, applied in valve devices, control valves, fire rescue, etc., can solve problems such as disturbing fluid flow and reducing the efficiency of fluid discharging devices

Inactive Publication Date: 2010-11-24
AIRBUS OPERATIONS (SAS)
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Such screens include obstructions that disrupt fluid flow and create load losses, reducing the efficiency of the fluid removal device

Method used

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Examples

Experimental program
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Effect test

no. 4 example

[0064] exist Figure 10 , according to a fourth embodiment, the seal (360) comprises an assembly of:

[0065] a foil plate (361), which is preferably metallic and a portion of which substantially covers the entire tank mouth;

[0066] said plate is sandwiched at its central part between two flanges (363) by a screw (370) passing through both flanges and said plate;

[0067] Said screw (370) is screwed transversely into the end element (380) of the deformable link (364), which is itself attached to the yoke (350).

[0068] The assembly thus assembled remains between the mouth of the tank and the distribution circuit, as in the third embodiment. The central part (361b) of the foil is reinforced by flanges (363), while the outer part (361a) of the foil is sandwiched between the yoke (350) and the inlet end of the distribution circuit (4). Thus, the peripheral area of ​​the foil (361 ) between the flange and the clamping outer part (361a) comprises a weakened area which easily ...

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PUM

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Abstract

The disclosed embodiments relate to a pressurised fluid ejection device. More especially, the disclosed embodiments relate to such a device especially intended for fire fighting with improved reliability and efficiency, especially concerning the device placing the tank in communication with the fluid distribution circuit, including: a tank containing fluid, a fluid ejection port, ejection port closing means, a device capable of opening the said closing means including a breakable seal and means capable of retaining the seal after breakage comprising a pivot with an axis perpendicular to the ejected fluid flow.

Description

technical field [0001] The invention relates to the field of pressurized fluid discharge devices. In particular, the invention relates to such devices to be used in particular for firefighting. Background technique [0002] Pressurized fluid discharge devices such as fire extinguishers for firefighting are of two types: [0003] Devices under permanent pressure, in which the gas ensures permanent pressurization of the fluid in a single cylinder used as a storage tank; [0004] A device under non-permanent pressure in which the fluid contained in the tank is pressurized only when it is discharged, either by having the tank contain the fluid in communication with a source of compressed air or by mechanical means such as a piston Movement (which will reduce the volume occupied by the fluid in the tank) is guaranteed. [0005] In both cases, discharge of fluid means that the fluid contained in the tank, under pressure, communicates with the distribution circuit. This communi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A62C35/02A62C13/66
CPCF16K15/141A62C35/023F16K15/03
Inventor C·法布尔A·比格诺莱斯
Owner AIRBUS OPERATIONS (SAS)
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