HU189999B - Check valve - Google Patents
Check valve Download PDFInfo
- Publication number
- HU189999B HU189999B HU44282A HU44282A HU189999B HU 189999 B HU189999 B HU 189999B HU 44282 A HU44282 A HU 44282A HU 44282 A HU44282 A HU 44282A HU 189999 B HU189999 B HU 189999B
- Authority
- HU
- Hungary
- Prior art keywords
- valve
- layers
- impregnated
- return valve
- paper
- Prior art date
Links
- 239000010410 layer Substances 0.000 claims description 18
- 239000000835 fiber Substances 0.000 claims description 14
- 229920001568 phenolic resin Polymers 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 7
- 239000005011 phenolic resin Substances 0.000 claims description 7
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 claims description 6
- 229920000297 Rayon Polymers 0.000 claims description 6
- 229930003836 cresol Natural products 0.000 claims description 6
- 229920001187 thermosetting polymer Polymers 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000002985 plastic film Substances 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000002344 surface layer Substances 0.000 claims description 3
- 229920002678 cellulose Polymers 0.000 claims description 2
- 239000001913 cellulose Substances 0.000 claims description 2
- 239000004033 plastic Substances 0.000 abstract description 3
- 229920003023 plastic Polymers 0.000 abstract description 3
- 239000000645 desinfectant Substances 0.000 abstract description 2
- 239000003814 drug Substances 0.000 abstract description 2
- 229940035674 anesthetics Drugs 0.000 abstract 1
- 239000003193 general anesthetic agent Substances 0.000 abstract 1
- 230000000717 retained effect Effects 0.000 abstract 1
- 230000004888 barrier function Effects 0.000 description 5
- 239000010445 mica Substances 0.000 description 4
- 229910052618 mica group Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical group [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- MHKWSJBPFXBFMX-UHFFFAOYSA-N iron magnesium Chemical compound [Mg].[Fe] MHKWSJBPFXBFMX-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000004081 narcotic agent Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/20—Valves specially adapted to medical respiratory devices
- A61M16/208—Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Emergency Medicine (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Check Valves (AREA)
- Laminated Bodies (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD22760481A DD158339A3 (de) | 1981-02-13 | 1981-02-13 | Rueckschlagventil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HU189999B true HU189999B (en) | 1986-08-28 |
Family
ID=5529089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU44282A HU189999B (en) | 1981-02-13 | 1982-02-12 | Check valve |
Country Status (6)
| Country | Link |
|---|---|
| BG (1) | BG49571A1 (cs) |
| CS (1) | CS241980B1 (cs) |
| DD (1) | DD158339A3 (cs) |
| DE (1) | DE3145147A1 (cs) |
| HU (1) | HU189999B (cs) |
| SU (1) | SU1222956A1 (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT411258B (de) * | 2001-11-07 | 2003-11-25 | Hoerbiger Kompressortech Serv | Dichtelemente für kompressorventile |
-
1981
- 1981-02-13 DD DD22760481A patent/DD158339A3/de not_active IP Right Cessation
- 1981-11-13 DE DE19813145147 patent/DE3145147A1/de not_active Withdrawn
- 1981-11-24 SU SU817772175A patent/SU1222956A1/ru active
- 1981-11-27 BG BG5432081A patent/BG49571A1/xx unknown
- 1981-11-27 CS CS818777A patent/CS241980B1/cs unknown
-
1982
- 1982-02-12 HU HU44282A patent/HU189999B/hu unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BG49571A1 (en) | 1991-12-16 |
| SU1222956A1 (ru) | 1986-04-07 |
| CS877781A1 (en) | 1985-06-13 |
| DE3145147A1 (de) | 1982-09-09 |
| DD158339A3 (de) | 1983-01-12 |
| CS241980B1 (en) | 1986-04-17 |
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