DE8204996U1 - Escape filter device with protective hood - Google Patents

Description

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Drägerwerk Aktiengesellschaft Woislinger Allee 53-55, 2400 Lübeck

Escape filter device with protective hood

The invention relates to an escape filter device with a protective hood, according to the preamble of Protection claim 1.

It is known again and again that people get burned in a fire in, for example, hotels or get away with one Panic caused serious or fatal injuries by jumping out of the window. People shy away to run into fire gases without breathing apparatus.

Simple, ready-to-hand escape filters that can also be attached by inexperienced users would make the rescue easier. The prerequisite is that this escape filter for All head sizes, those who wear glasses and those who wear chin and whiskers, fulfill their protective function.

A well-known escape filter device with a protective hood has, tightly incorporated into this, a breathing connection in the form of a half mask. This half mask takes a breathing filter in training as a CO filter.

It is with its air inlet outside and the Inhalation port within the breathing port. The supply air and inhalation openings are in preparation closed by stopper. During this provision, the device is in a container, loaded

standing from a rear wall and a cover, housed. The plug for the air inlet is on the inside of the back wall and the one for the inhalation opening attached to the inside of the protective hood with a tape. With the removal of the escape filter device from the In the container, the breathing filter is removed from the stopper on the rear wall, thus opening the air inlet and when opening the protective hood to put it on the head, then also the plug from the inhalation opening pulled out. For the wearer, the stopper hanging on the tape inside the protective hood may be used disturb. The plugs are extremely unfavorable for the total installation depth of the breathing filter. (DE-GM 80 15 449)

The object of the invention is an escape filter device with a protective hood, the filter of which is closed in the container and in which the filter closures are automatically activated before the device is put on when the Protective cover are removed.

The object is achieved in accordance with protection claim 1. Protection claim 2 shows a further development.

The escape filter device according to the invention has the inlet and the inhalation opening of the breathing filter closed during the provision. The closures are with the removal of the escape filter device from the pot part of the container and the unfolding of the

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Protective hood opened easily and safely. The filter additionally sealed in the container, whereby the filter caps are already closed before the container is closed, prevents it from opening in any case the harmful ingress of e.g. air humidity.

The closure cap and the sealing ring in the container allow a low overall height for the filter. the The sealing cap on the outside of the protective hood will not interfere with the wearer of the device.

The escape filter device with protective hood according to the invention is shown in the drawing. It show 15

Fig. 1 the escape filter device in longitudinal section, Fig. 2 the escape filter device, installed in Container.

The escape filter device 1 is shown in FIG. 1. In a protective hood 2 is the breathing connection of a half mask tightly incorporated. The half mask 3 accommodates a combined particulate CO filter 4. The protective hood 2 has an elastic closure cap 5 on the outside of the rear, which fits onto the inhalation opening 6 of the particulate CO filter 4. A window 7 and a neck end part 8 of the protective hood 2 are further designs.

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The escape filter device 1 'according to Fig. 2 in a standby container 9 from a pot part 10 with a lid 11 packed. The pot part 10 carries an inside with a elastic sealing ring 12 coated fitting ring 13, both of which fit the inlet opening 14 of the suspended matter CO filter 4 take over its sealing. After the protective hood 2 has been folded accordingly the cap 5 is pushed through the neck part 8 and then onto the inhalation opening 6 of the filter. This became possible only after the face edge 15 of the half mask 3 had been turned back over the filter.

The use of the escape filter device proceeds as follows: You take 9 from the standby container the cover 11 and then pulls the escape filter device 1 out of the pot part 10 on the protective hood 2. The two closures on the suspended matter CO filter 4 open automatically when you pull them off the closure cap 5 from the inhalation port and the simultaneous withdrawal of the filter with the inlet opening 14 from the sealing fitting ring 12/13 out.

Claims (2)

Protection claims 1. Escape filter device with protective hood, housed in a container, with one in a breathing connection Respiratory filter arranged in the form of a half mask, at the egg outlet opening with a closure on the container and closed at the inhalation opening with a closure on the protective hood, thereby characterized in that the inlet opening (14) of the inserted breathing filter by an am Pot part (10) of the container existing Ραβί 10 ring (13) with a covered elastic j Sealing ring (12) and the inhalation opening (6) after folding the protective hood (2) through ! "» Ine attached to this from the outside and through the neck end part (8) inserted cap (5) are closed. 2. escape filter with protective hood according to protection claim 1, characterized in that the half mask (3) by turning back your Gesirhtsrandes (15) the space for the cap (5) releases.