IT1114787B - Procedimento per la fabbricazione di un articolo di metallo in polvere,contenente delle cavita' e relativo articolo ottenuto - Google Patents
Procedimento per la fabbricazione di un articolo di metallo in polvere,contenente delle cavita' e relativo articolo ottenutoInfo
- Publication number
- IT1114787B IT1114787B IT2390677A IT2390677A IT1114787B IT 1114787 B IT1114787 B IT 1114787B IT 2390677 A IT2390677 A IT 2390677A IT 2390677 A IT2390677 A IT 2390677A IT 1114787 B IT1114787 B IT 1114787B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- manufacture
- metal powder
- containing cavities
- powder item
- Prior art date
Links
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 |
---|---|
IT1114787B true IT1114787B (it) | 1986-01-27 |
Family
ID=19826271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2390677A IT1114787B (it) | 1976-05-28 | 1977-05-24 | Procedimento per la fabbricazione di un articolo di metallo in polvere,contenente delle cavita' e relativo articolo ottenuto |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS52151609A (it) |
CH (1) | CH628548A5 (it) |
DE (1) | DE2724053A1 (it) |
DK (1) | DK237177A (it) |
FR (1) | FR2352617A1 (it) |
GB (1) | GB1574084A (it) |
IT (1) | IT1114787B (it) |
NL (1) | NL7605725A (it) |
SE (1) | SE7706155L (it) |
Families Citing this family (6)
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 |
GB8814916D0 (en) * | 1988-06-23 | 1988-07-27 | T & N Technology Ltd | Production of sealed cavity |
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 (it) * | 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 DK DK237177A patent/DK237177A/da not_active Application Discontinuation
- 1977-05-27 DE DE19772724053 patent/DE2724053A1/de not_active Withdrawn
- 1977-05-27 CH CH660077A patent/CH628548A5/de not_active IP Right Cessation
- 1977-05-27 FR FR7716428A patent/FR2352617A1/fr active Granted
- 1977-05-27 GB GB2257577A patent/GB1574084A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2352617A1 (fr) | 1977-12-23 |
GB1574084A (en) | 1980-09-03 |
FR2352617B1 (it) | 1982-07-23 |
CH628548A5 (en) | 1982-03-15 |
SE7706155L (sv) | 1977-11-29 |
DE2724053A1 (de) | 1977-12-15 |
NL7605725A (nl) | 1977-11-30 |
JPS52151609A (en) | 1977-12-16 |
DK237177A (da) | 1977-11-29 |
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