EP2215364A2 - Sinterrotor - Google Patents
SinterrotorInfo
- Publication number
- EP2215364A2 EP2215364A2 EP08849402A EP08849402A EP2215364A2 EP 2215364 A2 EP2215364 A2 EP 2215364A2 EP 08849402 A EP08849402 A EP 08849402A EP 08849402 A EP08849402 A EP 08849402A EP 2215364 A2 EP2215364 A2 EP 2215364A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- die
- rotor
- sintering
- sintered
- metal powder
- 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.)
- Granted
Links
- 238000005245 sintering Methods 0.000 claims description 47
- 239000000843 powder Substances 0.000 claims description 33
- 239000002184 metal Substances 0.000 claims description 25
- 238000011049 filling Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 23
- 238000007906 compression Methods 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/004—Filling molds with powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
- B22F3/03—Press-moulding apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
- B22F3/03—Press-moulding apparatus therefor
- B22F2003/033—Press-moulding apparatus therefor with multiple punches working in the same direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2230/00—Manufacture
- F04C2230/20—Manufacture essentially without removing material
- F04C2230/22—Manufacture essentially without removing material by sintering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/20—Rotors
Definitions
- Another preferred embodiment of the sintering rotor is characterized in that the bearing body has the shape of a ring. Through the ring unwanted spreading of the rotor body is prevented in the wing receiving portion.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102007055468 | 2007-11-13 | ||
| PCT/EP2008/009052 WO2009062592A2 (de) | 2007-11-13 | 2008-10-27 | Sinterrotor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2215364A2 true EP2215364A2 (de) | 2010-08-11 |
| EP2215364B1 EP2215364B1 (de) | 2015-07-08 |
Family
ID=40639225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP08849402.6A Not-in-force EP2215364B1 (de) | 2007-11-13 | 2008-10-27 | Matrize, sinterrotor und verfahren zum sintern |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2215364B1 (de) |
| DE (1) | DE112008003014A5 (de) |
| WO (1) | WO2009062592A2 (de) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1340486A (en) * | 1969-12-12 | 1973-12-12 | Gkn Forgings Ltd | Forging apparatus |
| JPS59107003A (ja) * | 1982-12-11 | 1984-06-21 | Toyota Motor Corp | 段付き焼結鍛造部品の製造方法 |
| US4818201A (en) * | 1987-11-19 | 1989-04-04 | Martin Sprocket & Gear, Inc. | Method of manufacturing bushings with powdered metals |
| US5503795A (en) * | 1995-04-25 | 1996-04-02 | Pennsylvania Pressed Metals, Inc. | Preform compaction powdered metal process |
| DE19703499C2 (de) * | 1997-01-31 | 2002-10-17 | Pierburg Ag | Drehkolbenpumpe |
| SE0001523D0 (sv) * | 2000-04-27 | 2000-04-27 | Skf Nova Ab | A device for forming annular articles from powder material |
| EP1616099B1 (de) * | 2003-06-30 | 2007-08-08 | Mahle Motorkomponenten Schweiz AG | Rotor aus sintermetall einer drehkolbenpumpe |
| DE102004034925B3 (de) * | 2004-07-09 | 2006-02-16 | Joma-Hydromechanic Gmbh | Einflügelvakuumpumpe |
-
2008
- 2008-10-27 DE DE112008003014T patent/DE112008003014A5/de not_active Withdrawn
- 2008-10-27 EP EP08849402.6A patent/EP2215364B1/de not_active Not-in-force
- 2008-10-27 WO PCT/EP2008/009052 patent/WO2009062592A2/de not_active Ceased
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2009062592A3 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE112008003014A5 (de) | 2010-09-16 |
| WO2009062592A3 (de) | 2009-08-20 |
| EP2215364B1 (de) | 2015-07-08 |
| WO2009062592A2 (de) | 2009-05-22 |
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