EP0316291A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
A face protecting mask intended to be used in general medicine and more particularly in surgery
Assignee: Individual
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Filing: 1988-11-10
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Granted: —
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Expires: 2008-11-10
Abstract
Abstract A face protecting mask (10) intended to be used in general medicine and more particularly in surgery comprising: a shell (11) or top portion provided with an elastic band fitted in the rear portion of the trim thereof; a downward front shield (12) provided with an eye-window (14) covered by a strip of a transparent flexible material (15) and a mouth-opening placed below the eye-window and closed by a wad (18) of a filtering material; two side protection flaps (13) connected to the front shield; two pairs of strings (24) for tying the mask; a means (23) for preventing mist from forming on the transparent window and a means for keeping the front shield away from the operator's face.
Inventors
- 👤 Carlo Millauro
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-03 09:12
CPC Classifications
A; A62; A62B; A62B18/00; A62B18/02; A41; A41D; A41D13/00; A41D13/05; A41D13/11; A41D13/1107; A41D13/1115; A41D13/1153; A41D13/1184; A61; A61F; A61F9/00; A61F9/02; A61F9/029
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
78 words
- A mask for protecting the operator's head intended to be generally used in medicine and particularly in surgery comprising a top shell and a front shield provided with side flaps connected thereto having a transparent window and an air filter and characterized in that it comprises a means for preventing mist from forming on said window, a means for helping air circulation within said mask and a means for keeping said shield away from the operator's face.
Claim 2
Dependent Claim
78 words
- A mask for protecting the operator's head intended to be generally used in medicine and particularly in surgery comprising a top shell and a front shield provided with side flaps connected thereto having a transparent window and an air filter and characterized in that it comprises a means for preventing mist from forming on said window, a means for helping air circulation within said mask and a means for keeping said shield away from the operator's face.
Claim 3
Dependent Claim
53 words
- The protection mask according to claim 1, wherein said means for preventing mist from forming on said transparent window comprises a listel of a soft material resting on the operator's nose and cheeks preventing the vapour contained in the foamed expelled air from moving upwards to said transparent window and condensing thereon.
Claim 4
Dependent Claim
32 words
- The protection mask according to claim 1, wherein said means for helping air circulation within said mask comprises a vent opening formed at the junction of said shield with said shell.
Claim 5
Dependent Claim
37 words
- The protection mask according to claim 1, wherein said means for keeping said shield away from the operator's face comprises a semicircular strip of a semirigid material connected to the upper edge of said front shield.
Claim 6
Dependent Claim
23 words
- The protection mask according to claim 1, wherein said filter is connected to the edge of said opening by a folding frame.
Claim 7
Dependent Claim
25 words
- The protection mask according to claim 1, wherein said shell, shield and side flaps are made of a viscose not woven tissue containing polypropylene.
Claim 8
Dependent Claim
24 words
- The protection mask according to claim 5, wherein said filter is made on a viscose not woven tissue containing polypropylene,having a higher density.
Claim 9
Dependent Claim
18 words
- The protection mask according to claim 6, wherein said protection of transparent material is made of polyester.
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US2855924A
Cited
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Cited
FR2309167A1
Cited
US4296746A
Cited
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