GB1574084A - Process for forming an article from a ferrous metal powder - Google Patents
Process for forming an article from a ferrous metal powder Download PDFInfo
- Publication number
- GB1574084A GB1574084A GB2257577A GB2257577A GB1574084A GB 1574084 A GB1574084 A GB 1574084A GB 2257577 A GB2257577 A GB 2257577A GB 2257577 A GB2257577 A GB 2257577A GB 1574084 A GB1574084 A GB 1574084A
- Authority
- GB
- United Kingdom
- Prior art keywords
- article
- recess
- sleeve
- cavity
- compression
- 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.)
- Expired
Links
- 239000000843 powder Substances 0.000 title claims abstract description 31
- 239000002184 metal Substances 0.000 title claims abstract description 24
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 20
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 title claims description 18
- 238000005245 sintering Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 5
- 230000006835 compression Effects 0.000 claims description 23
- 238000007906 compression Methods 0.000 claims description 23
- 239000007787 solid Substances 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 6
- 230000002706 hydrostatic effect Effects 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000155 melt Substances 0.000 claims description 4
- 230000003134 recirculating effect Effects 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 229910021529 ammonia Inorganic materials 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims description 2
- 238000005056 compaction Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000012255 powdered metal Substances 0.000 abstract 1
- 229920006395 saturated elastomer Polymers 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 2
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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/068—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with the bearing body fully encircling the guide rail or track
- F16C29/0683—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with the bearing body fully encircling the guide rail or track the bearing body encircles a rail or rod of circular cross-section, i.e. the linear bearing is not suited to transmit torque
- F16C29/0685—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with the bearing body fully encircling the guide rail or track the bearing body encircles a rail or rod of circular cross-section, i.e. the linear bearing is not suited to transmit torque with balls
-
- 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
- B22F3/24—After-treatment of workpieces or articles
- B22F3/26—Impregnating
-
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
- B22F5/106—Tube or ring forms
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0662—Details of hydrostatic bearings independent of fluid supply or direction of load
-
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/004—Article comprising helical form elements
-
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
- B22F2005/103—Cavity made by removal of insert
-
- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Powder Metallurgy (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7605725A NL7605725A (nl) | 1976-05-28 | 1976-05-28 | Werkwijze voor het vervaardigen van een van ruimten voorzien voorwerp uit metaalpoeder, alsmede gesinterd voorwerp vervaardigd volgens de werkwijze. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1574084A true GB1574084A (en) | 1980-09-03 |
Family
ID=19826271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2257577A Expired GB1574084A (en) | 1976-05-28 | 1977-05-27 | Process for forming an article from a ferrous metal powder |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS52151609A (enExample) |
| CH (1) | CH628548A5 (enExample) |
| DE (1) | DE2724053A1 (enExample) |
| DK (1) | DK237177A (enExample) |
| FR (1) | FR2352617A1 (enExample) |
| GB (1) | GB1574084A (enExample) |
| IT (1) | IT1114787B (enExample) |
| NL (1) | NL7605725A (enExample) |
| SE (1) | SE7706155L (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2220004A (en) * | 1988-06-23 | 1989-12-28 | T & N Technology Ltd | Production of a cavity |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7802553A (nl) * | 1978-03-08 | 1979-09-11 | Skf Ind Trading & Dev | Magnetisch lagerstelsel. |
| DE3005474C2 (de) * | 1980-02-14 | 1982-11-11 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Verfahren zur pulvermetallurgischen Herstellung von einstückigen Bauteilen mit verwickelten Hohlräumen |
| DE3031689A1 (de) * | 1980-08-22 | 1982-03-04 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Keramische brennkammer |
| JPS5757801A (en) * | 1980-09-25 | 1982-04-07 | Agency Of Ind Science & Technol | Production of sintered compact particles |
| JPS57154556A (en) * | 1981-03-19 | 1982-09-24 | Nippon Piston Ring Co Ltd | Manufacturing method of cam shaft |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR974890A (fr) * | 1948-02-27 | 1951-02-27 | Plansee Metallwerk | Procédé pour la fabrication de pièces métalliques creuses à l'aide de poudres métallurgiques |
| FR1010240A (fr) * | 1950-01-31 | 1952-06-09 | Michigan Powdered Metal Produc | Procédé de fabrication d'objets en métal en poudre et objets obtenus par ce procédé |
| US2918368A (en) * | 1955-05-31 | 1959-12-22 | Birmingham Small Arms Co Ltd | Production of powder-metallurgy articles |
| JPS5013205B1 (enExample) * | 1969-11-08 | 1975-05-17 |
-
1976
- 1976-05-28 NL NL7605725A patent/NL7605725A/xx not_active Application Discontinuation
-
1977
- 1977-05-24 IT IT2390677A patent/IT1114787B/it active
- 1977-05-25 JP JP5994777A patent/JPS52151609A/ja active Pending
- 1977-05-26 SE SE7706155A patent/SE7706155L/xx not_active Application Discontinuation
- 1977-05-27 FR FR7716428A patent/FR2352617A1/fr active Granted
- 1977-05-27 CH CH660077A patent/CH628548A5/de not_active IP Right Cessation
- 1977-05-27 GB GB2257577A patent/GB1574084A/en not_active Expired
- 1977-05-27 DE DE19772724053 patent/DE2724053A1/de not_active Withdrawn
- 1977-05-27 DK DK237177A patent/DK237177A/da not_active Application Discontinuation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2220004A (en) * | 1988-06-23 | 1989-12-28 | T & N Technology Ltd | Production of a cavity |
| US4972898A (en) * | 1988-06-23 | 1990-11-27 | T & N Technology Limited | Method of forming a piston containing a cavity |
| GB2220004B (en) * | 1988-06-23 | 1991-05-29 | T & N Technology Ltd | Production of a cavity |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2352617B1 (enExample) | 1982-07-23 |
| SE7706155L (sv) | 1977-11-29 |
| FR2352617A1 (fr) | 1977-12-23 |
| IT1114787B (it) | 1986-01-27 |
| DK237177A (da) | 1977-11-29 |
| DE2724053A1 (de) | 1977-12-15 |
| CH628548A5 (en) | 1982-03-15 |
| JPS52151609A (en) | 1977-12-16 |
| NL7605725A (nl) | 1977-11-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |