IT7919039A0 - Otturatore a comando magnetico per compressore di un fluido nocivo. - Google Patents
Otturatore a comando magnetico per compressore di un fluido nocivo.Info
- Publication number
- IT7919039A0 IT7919039A0 IT7919039A IT1903979A IT7919039A0 IT 7919039 A0 IT7919039 A0 IT 7919039A0 IT 7919039 A IT7919039 A IT 7919039A IT 1903979 A IT1903979 A IT 1903979A IT 7919039 A0 IT7919039 A0 IT 7919039A0
- Authority
- IT
- Italy
- Prior art keywords
- compressor
- magnetic control
- control shutter
- harmful fluid
- harmful
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/002—Sealings comprising at least two sealings in succession
- F16J15/008—Sealings comprising at least two sealings in succession with provision to put out of action at least one sealing; One sealing sealing only on standstill; Emergency or servicing sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/14—Shaft sealings operative only when pump is inoperative
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S277/00—Seal for a joint or juncture
- Y10S277/919—Seal including electrical feature
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7801299A FR2414647A2 (fr) | 1978-01-12 | 1978-01-12 | Obturateur a commande magnetique pour compresseur de fluide nocif |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7919039A0 true IT7919039A0 (it) | 1979-01-03 |
IT1166557B IT1166557B (it) | 1987-05-05 |
Family
ID=9203571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19039/79A IT1166557B (it) | 1978-01-12 | 1979-01-03 | Otturatore a comando magnetico per compressore di un fluido nocivo |
Country Status (8)
Country | Link |
---|---|
US (1) | US4226427A (it) |
BE (1) | BE873346A (it) |
CA (1) | CA1133560A (it) |
DE (1) | DE2900520C2 (it) |
FR (1) | FR2414647A2 (it) |
GB (1) | GB2012377B (it) |
IT (1) | IT1166557B (it) |
SE (1) | SE441466B (it) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108331906A (zh) * | 2018-03-06 | 2018-07-27 | 杭州前进齿轮箱集团股份有限公司 | 一种立式高速箱的高速轴油气密封结构 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE281883C (it) * | ||||
US2996162A (en) * | 1958-04-07 | 1961-08-15 | Henry C Lehde | Devices for excluding magnetic particles from seals and bearings |
US3137237A (en) * | 1961-08-22 | 1964-06-16 | Wilfley & Sons Inc A | Pump sealing apparatus |
FR2248733A5 (it) * | 1973-10-19 | 1975-05-16 | Snecma | |
FR2351480A1 (fr) * | 1976-05-14 | 1977-12-09 | Materiel Magnetique | Dispositif de commande magnetique a aimants permanents, capable de produire une induction magnetique dans deux entrefers distincts |
FR2359293A2 (fr) * | 1976-07-20 | 1978-02-17 | Snecma | Obturateur a commande magnetique pour compresseur de fluide nocif |
-
1978
- 1978-01-12 FR FR7801299A patent/FR2414647A2/fr active Granted
-
1979
- 1979-01-03 IT IT19039/79A patent/IT1166557B/it active
- 1979-01-08 DE DE2900520A patent/DE2900520C2/de not_active Expired
- 1979-01-08 BE BE192795A patent/BE873346A/xx not_active IP Right Cessation
- 1979-01-09 US US06/002,018 patent/US4226427A/en not_active Expired - Lifetime
- 1979-01-10 SE SE7900239A patent/SE441466B/sv not_active IP Right Cessation
- 1979-01-10 GB GB79858A patent/GB2012377B/en not_active Expired
- 1979-01-12 CA CA319,564A patent/CA1133560A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2012377A (en) | 1979-07-25 |
FR2414647A2 (fr) | 1979-08-10 |
SE441466B (sv) | 1985-10-07 |
GB2012377B (en) | 1982-09-02 |
DE2900520C2 (de) | 1983-12-01 |
IT1166557B (it) | 1987-05-05 |
FR2414647B2 (it) | 1981-12-11 |
BE873346A (fr) | 1979-05-02 |
US4226427A (en) | 1980-10-07 |
DE2900520A1 (de) | 1979-07-19 |
CA1133560A (en) | 1982-10-12 |
SE7900239L (sv) | 1979-07-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19961230 |