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IT1275141B - Procedimento per lo stampaggio a caldo di sfere particolarmente per valvola a sfera e simili nonche' sfera cosi' realizzata - Google Patents

Procedimento per lo stampaggio a caldo di sfere particolarmente per valvola a sfera e simili nonche' sfera cosi' realizzata

Info

Publication number
IT1275141B
IT1275141B ITMI950254A ITMI950254A IT1275141B IT 1275141 B IT1275141 B IT 1275141B IT MI950254 A ITMI950254 A IT MI950254A IT MI950254 A ITMI950254 A IT MI950254A IT 1275141 B IT1275141 B IT 1275141B
Authority
IT
Italy
Prior art keywords
ball
similar
well
hot molding
ball valve
Prior art date
Application number
ITMI950254A
Other languages
English (en)
Inventor
Oscar Seneci
Original Assignee
Oscar Seneci
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Oscar Seneci filed Critical Oscar Seneci
Priority to ITMI950254A priority Critical patent/IT1275141B/it
Publication of ITMI950254A0 publication Critical patent/ITMI950254A0/it
Priority to EP96101204A priority patent/EP0726110A1/en
Publication of ITMI950254A1 publication Critical patent/ITMI950254A1/it
Application granted granted Critical
Publication of IT1275141B publication Critical patent/IT1275141B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/02—Making machine elements balls, rolls, or rollers, e.g. for bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/20—Making machine elements valve parts
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
    • F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Housings (AREA)
  • Forging (AREA)
  • Taps Or Cocks (AREA)
ITMI950254A 1995-02-10 1995-02-10 Procedimento per lo stampaggio a caldo di sfere particolarmente per valvola a sfera e simili nonche' sfera cosi' realizzata IT1275141B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITMI950254A IT1275141B (it) 1995-02-10 1995-02-10 Procedimento per lo stampaggio a caldo di sfere particolarmente per valvola a sfera e simili nonche' sfera cosi' realizzata
EP96101204A EP0726110A1 (en) 1995-02-10 1996-01-29 Method for hot-pressing balls, particularly for ball valves and the like, and ball produced thereby

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI950254A IT1275141B (it) 1995-02-10 1995-02-10 Procedimento per lo stampaggio a caldo di sfere particolarmente per valvola a sfera e simili nonche' sfera cosi' realizzata

Publications (3)

Publication Number Publication Date
ITMI950254A0 ITMI950254A0 (it) 1995-02-10
ITMI950254A1 ITMI950254A1 (it) 1996-08-10
IT1275141B true IT1275141B (it) 1997-07-30

Family

ID=11370517

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI950254A IT1275141B (it) 1995-02-10 1995-02-10 Procedimento per lo stampaggio a caldo di sfere particolarmente per valvola a sfera e simili nonche' sfera cosi' realizzata

Country Status (2)

Country Link
EP (1) EP0726110A1 (it)
IT (1) IT1275141B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999040323A1 (de) 1998-02-09 1999-08-12 Continental Teves Ag & Co. Ohg Druckventil, insbesondere für eine kolbenpumpe

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE270097C (it) *
US1591372A (en) * 1925-10-23 1926-07-06 William Wharton Jr & Co Inc Hollow steel ball and method of making it
US3518742A (en) * 1967-08-30 1970-07-07 Sem Tec Inc Cavity wall valve balls and a method of manufacturing them
JPS57149042A (en) * 1981-03-12 1982-09-14 Toshiba Anpetsukusu Kk Production for drum for magnetic picture recording and reproducing device
AT377458B (de) * 1982-07-02 1985-03-25 Klinger Ag Verfahren zur herstellung eines kugelfoermigen schaltgliedes fuer absperrorgane
JPH0626792A (ja) * 1992-07-07 1994-02-04 Ishikawajima Harima Heavy Ind Co Ltd 電熱加速装置

Also Published As

Publication number Publication date
ITMI950254A0 (it) 1995-02-10
EP0726110A1 (en) 1996-08-14
ITMI950254A1 (it) 1996-08-10

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Legal Events

Date Code Title Description
0001 Granted