SE326893B - - Google Patents
Info
- Publication number
- SE326893B SE326893B SE07362/68A SE736268A SE326893B SE 326893 B SE326893 B SE 326893B SE 07362/68 A SE07362/68 A SE 07362/68A SE 736268 A SE736268 A SE 736268A SE 326893 B SE326893 B SE 326893B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
- H04R1/083—Special constructions of mouthpieces
-
- 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
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
-
- 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
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/10—Valves
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DED0053254 | 1967-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE326893B true SE326893B (cs) | 1970-08-03 |
Family
ID=7054818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE07362/68A SE326893B (cs) | 1967-06-03 | 1968-05-31 |
Country Status (6)
| Country | Link |
|---|---|
| CH (1) | CH466052A (cs) |
| CS (1) | CS159746B2 (cs) |
| DE (1) | DE1708045A1 (cs) |
| FR (1) | FR1575820A (cs) |
| GB (1) | GB1215218A (cs) |
| SE (1) | SE326893B (cs) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT381605B (de) * | 1984-10-25 | 1986-11-10 | Akg Akustische Kino Geraete | Atemschutzmaske, bei der ausser der sprechmembran fuer die nahverstaendigung auch ein elektro- akustischer wandler fuer die indirekte sprach- uebertragung aus der maske vorgesehen ist |
| DE3510302A1 (de) * | 1985-03-22 | 1986-09-25 | Drägerwerk AG, 2400 Lübeck | Atemschutzmaske fuer ueberdruck-atemschutzgeraete |
| US4792013A (en) * | 1987-09-08 | 1988-12-20 | Boynton Carter R | Vocal muffler |
| NO885009L (no) * | 1987-11-13 | 1989-05-16 | Avon Ind Polymers | Anordning ved luftinntak i respirator. |
| DE4220780C1 (cs) * | 1992-06-25 | 1993-09-23 | Draegerwerk Ag, 23558 Luebeck, De | |
| FR2740690B1 (fr) * | 1995-11-03 | 1998-07-03 | Comasec International | Bloc de liaison destine a un masque respiratoire ; masque pourvu d'un tel bloc ; casque et scaphandre comprenant un tel masque |
| FR2740689B1 (fr) | 1995-11-03 | 1998-01-23 | Comasec International | Oculaire destine a un masque de protection respiratoire, masque pourvu de l'oculaire et casque et scaphandre pourvu du masque |
| DE10159219B4 (de) | 2001-11-27 | 2005-09-29 | Msa Auer Gmbh | Atemschutzmaske für einen Preßluftatmer |
| FR2862883B1 (fr) * | 2003-11-27 | 2006-06-16 | Philippe Leclere | Dispositif d'hygiene, de confort et/ou de protection permettant d'empecher ou de limiter la remontee de vapeur d'eau contenue dans l'air expire, dans le champs de vision d'un individu |
| CN104225834A (zh) * | 2014-10-02 | 2014-12-24 | 吴建平 | 一种新型粉尘防护面罩 |
| CN104436461A (zh) * | 2014-12-11 | 2015-03-25 | 江苏同康特种活性炭纤维面料有限公司 | 过滤式消防自救呼吸器 |
| DE102015204645B4 (de) | 2015-03-13 | 2020-04-23 | Msa Europe Gmbh | Atemschutzmaske |
| CN109276789A (zh) * | 2018-11-21 | 2019-01-29 | 王晖 | 一种负压牵引呼吸方法及其装置 |
-
1967
- 1967-06-03 DE DE19671708045 patent/DE1708045A1/de active Pending
-
1968
- 1968-05-16 FR FR1575820D patent/FR1575820A/fr not_active Expired
- 1968-05-31 CH CH807268A patent/CH466052A/de unknown
- 1968-05-31 SE SE07362/68A patent/SE326893B/xx unknown
- 1968-05-31 GB GB26358/68A patent/GB1215218A/en not_active Expired
- 1968-06-03 CS CS4093A patent/CS159746B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1215218A (en) | 1970-12-09 |
| CS159746B2 (cs) | 1975-01-31 |
| DE1708045A1 (de) | 1972-01-05 |
| FR1575820A (cs) | 1969-07-25 |
| CH466052A (de) | 1968-11-30 |