DE207751C - - Google Patents
Info
- Publication number
- DE207751C DE207751C DENDAT207751D DE207751DA DE207751C DE 207751 C DE207751 C DE 207751C DE NDAT207751 D DENDAT207751 D DE NDAT207751D DE 207751D A DE207751D A DE 207751DA DE 207751 C DE207751 C DE 207751C
- Authority
- DE
- Germany
- Prior art keywords
- mask
- annular
- fastening strip
- attachment
- held
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 239000000779 smoke Substances 0.000 claims description 2
- 230000001815 facial Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
Description
KAISERLICHES 7k IMPERIAL 7k
PATENTAMT.PATENT OFFICE.
Bei den bis jetzt bekannten RauchmaskenWith the smoke masks known up to now
wird der Abschluß der äußeren Luft gegen das Maskeninnere durch aufblasbare Gummi-the closure of the outside air against the inside of the mask by inflatable rubber
> reifen, Gümmipolster oder ähnliche Abschlußmittel hergestellt, die fest mit der Maske verbunden sind und infolgedessen beim Unbrauchbarwerden nur schwierig und mit Zeitverlust ausgewechselt werden · können.> tires, rubber cushions or similar closing means produced, which are firmly connected to the mask and consequently difficult and with loss of time if they are unusable can be exchanged.
Nach der Erfindung soll die Befestigung desAccording to the invention, the attachment of the
ίο Gesichtsabschlusses leicht lösbar eingerichtet sein, so daß sie schnell von jedem angebracht und gelöst werden kann. Der Gegenstand der Erfindung ist in den Fig. ι und 2 in zwei Ausführungsformen dargestellt. Die- Erfindung besteht darin, daß an dem Abschlußreifen b ein ringförmiger1 Befestigungsstreifen α aus Gummi oder ähnlichem Stoff angebracht ist, der durch Einklemmen, Einschrauben oder auf sonstige Art leicht' befestigt und gelöst werden kann.ίο Facial termination be set up easily detachable, so that it can be quickly attached and detached by anyone. The object of the invention is shown in FIGS. Ι and 2 in two embodiments. The invention consists in that an annular 1 fastening strip α made of rubber or similar material is attached to the end tire b , which can be easily 'attached and detached by clamping, screwing or in some other way.
Nach Fig. ι ist der ringförmige Gummistreifen β von außen über einen vorspringenden, ebenfalls ringförmigen Rand c der Maske gezogen und sodann durch ein darübergespänntes Band d an der Maske festgeklemmt. Nach Fig. 2 wird der Streifen ä in einem ringförmigen Falz g der Maske durch einen nach außen federnden Ring h festgehalten.According to FIG. 1, the ring-shaped rubber strip β is drawn from the outside over a projecting, likewise ring-shaped edge c of the mask and then clamped to the mask by a band d stretched over it. According to FIG. 2, the strip a is held in place in an annular fold g of the mask by an outwardly resilient ring h .
Claims (3)
Publications (1)
Publication Number | Publication Date |
---|---|
DE207751C true DE207751C (en) |
Family
ID=469829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT207751D Active DE207751C (en) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE207751C (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4078661A (en) * | 1976-12-20 | 1978-03-14 | Ryder International Corporation | Pill dispenser device |
WO1987001950A1 (en) * | 1985-09-26 | 1987-04-09 | Protector Safety Limited | Respirator |
US5243971A (en) * | 1990-05-21 | 1993-09-14 | The University Of Sydney | Nasal mask for CPAP having ballooning/moulding seal with wearer's nose and facial contours |
US5560354A (en) * | 1993-06-18 | 1996-10-01 | Rescare Limited | Facial masks for assisted respiration or CPAP |
US6039044A (en) * | 1994-12-09 | 2000-03-21 | University Of Sydney | Gas delivery mask |
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0
- DE DENDAT207751D patent/DE207751C/de active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4078661A (en) * | 1976-12-20 | 1978-03-14 | Ryder International Corporation | Pill dispenser device |
WO1987001950A1 (en) * | 1985-09-26 | 1987-04-09 | Protector Safety Limited | Respirator |
US5243971A (en) * | 1990-05-21 | 1993-09-14 | The University Of Sydney | Nasal mask for CPAP having ballooning/moulding seal with wearer's nose and facial contours |
US5560354A (en) * | 1993-06-18 | 1996-10-01 | Rescare Limited | Facial masks for assisted respiration or CPAP |
US6039044A (en) * | 1994-12-09 | 2000-03-21 | University Of Sydney | Gas delivery mask |
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