JPH102281A - 真空ポンプの改良 - Google Patents
真空ポンプの改良Info
- Publication number
- JPH102281A JPH102281A JP4759497A JP4759497A JPH102281A JP H102281 A JPH102281 A JP H102281A JP 4759497 A JP4759497 A JP 4759497A JP 4759497 A JP4759497 A JP 4759497A JP H102281 A JPH102281 A JP H102281A
- Authority
- JP
- Japan
- Prior art keywords
- pump
- piston
- vacuum pump
- spring
- stages
- 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.)
- Pending
Links
- 239000013589 supplement Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 230000005415 magnetization Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B25/00—Multi-stage pumps
- F04B25/02—Multi-stage pumps of stepped piston type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
- F04B35/045—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric using solenoids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
- F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Electromagnetic Pumps, Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9604645:3 | 1996-03-01 | ||
| GBGB9604645.3A GB9604645D0 (en) | 1996-03-01 | 1996-03-01 | Improvements in vacuum pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH102281A true JPH102281A (ja) | 1998-01-06 |
Family
ID=10789859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4759497A Pending JPH102281A (ja) | 1996-03-01 | 1997-03-03 | 真空ポンプの改良 |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0793019A3 (de) |
| JP (1) | JPH102281A (de) |
| GB (1) | GB9604645D0 (de) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0008281D0 (en) | 2000-04-04 | 2000-05-24 | Boc Group Plc | Improvements in reciprocating machines |
| GB0224986D0 (en) | 2002-10-28 | 2002-12-04 | Smith & Nephew | Apparatus |
| GB0325129D0 (en) | 2003-10-28 | 2003-12-03 | Smith & Nephew | Apparatus in situ |
| US20070224058A1 (en) * | 2006-03-24 | 2007-09-27 | Ingersoll-Rand Company | Linear compressor assembly |
| DE602007004546D1 (de) | 2006-09-28 | 2010-03-18 | Tyco Healthcare | Tragbares Wundtherapiesystem |
| ES2776709T3 (es) | 2007-11-21 | 2020-07-31 | Smith & Nephew | Apósito para heridas |
| GB0723855D0 (en) | 2007-12-06 | 2008-01-16 | Smith & Nephew | Apparatus and method for wound volume measurement |
| GB201011173D0 (en) | 2010-07-02 | 2010-08-18 | Smith & Nephew | Provision of wound filler |
| GB201015656D0 (en) | 2010-09-20 | 2010-10-27 | Smith & Nephew | Pressure control apparatus |
| GB201020005D0 (en) | 2010-11-25 | 2011-01-12 | Smith & Nephew | Composition 1-1 |
| JP6078472B2 (ja) | 2010-11-25 | 2017-02-08 | スミス アンド ネフュー ピーエルシーSmith & Nephew Public Limited Company | 組成物i−iiおよび生成物ならびにそれらの使用 |
| US9067003B2 (en) | 2011-05-26 | 2015-06-30 | Kalypto Medical, Inc. | Method for providing negative pressure to a negative pressure wound therapy bandage |
| US9084845B2 (en) | 2011-11-02 | 2015-07-21 | Smith & Nephew Plc | Reduced pressure therapy apparatuses and methods of using same |
| US20150159066A1 (en) | 2011-11-25 | 2015-06-11 | Smith & Nephew Plc | Composition, apparatus, kit and method and uses thereof |
| US9901664B2 (en) | 2012-03-20 | 2018-02-27 | Smith & Nephew Plc | Controlling operation of a reduced pressure therapy system based on dynamic duty cycle threshold determination |
| US9427505B2 (en) | 2012-05-15 | 2016-08-30 | Smith & Nephew Plc | Negative pressure wound therapy apparatus |
| EP2968647B1 (de) | 2013-03-15 | 2022-06-29 | Smith & Nephew plc | Wundverbanddichtmasse und verwendung davon |
| US20160120706A1 (en) | 2013-03-15 | 2016-05-05 | Smith & Nephew Plc | Wound dressing sealant and use thereof |
| AU2015370583B2 (en) | 2014-12-22 | 2020-08-20 | Smith & Nephew Plc | Negative pressure wound therapy apparatus and methods |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2715102A1 (de) * | 1977-04-04 | 1978-10-12 | Syndicat Des Coproprietaires D | Kompressor mit freiflugkolben und hohem verdichtungsgrad |
| DE2855608C2 (de) * | 1978-12-22 | 1984-10-25 | Pierburg Gmbh & Co Kg, 4040 Neuss | Doppelt wirkende Vakuumpumpe |
| AU564301B2 (en) * | 1981-08-13 | 1987-08-06 | Commonwealth Scientific And Industrial Research Organisation | Reciprocatory piston and cylinder machine |
| US4832578A (en) * | 1986-11-14 | 1989-05-23 | The B.F. Goodrich Company | Multi-stage compressor |
| JPS6419189A (en) * | 1987-07-14 | 1989-01-23 | Nagano Keiki Seisakusho Kk | Vacuum pump |
| JPH02102385A (ja) * | 1988-10-08 | 1990-04-13 | Toyo Eng Corp | 排気装置 |
| JPH04128578A (ja) * | 1990-09-19 | 1992-04-30 | Toyo Eng Corp | 真空ポンプ |
| JPH0518351A (ja) * | 1991-07-10 | 1993-01-26 | Zhongyuan Chen | スリーブピストンポンプ |
-
1996
- 1996-03-01 GB GBGB9604645.3A patent/GB9604645D0/en active Pending
-
1997
- 1997-02-27 EP EP97301303A patent/EP0793019A3/de not_active Withdrawn
- 1997-03-03 JP JP4759497A patent/JPH102281A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0793019A3 (de) | 1999-06-02 |
| EP0793019A2 (de) | 1997-09-03 |
| GB9604645D0 (en) | 1996-05-01 |
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