IT1288198B1 - Procedimento di stampaggio a caldo di corpi sferici forati, e corpi risultanti - Google Patents

Procedimento di stampaggio a caldo di corpi sferici forati, e corpi risultanti

Info

Publication number
IT1288198B1
IT1288198B1 IT96BS000007A ITBS960007A IT1288198B1 IT 1288198 B1 IT1288198 B1 IT 1288198B1 IT 96BS000007 A IT96BS000007 A IT 96BS000007A IT BS960007 A ITBS960007 A IT BS960007A IT 1288198 B1 IT1288198 B1 IT 1288198B1
Authority
IT
Italy
Prior art keywords
bodies
hot pressing
resulting
pressing procedure
perforated spherical
Prior art date
Application number
IT96BS000007A
Other languages
English (en)
Inventor
Giacomo Gioachino Mingotti
Original Assignee
Metalprint S R L
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 Metalprint S R L filed Critical Metalprint S R L
Priority to IT96BS000007A priority Critical patent/IT1288198B1/it
Publication of ITBS960007A0 publication Critical patent/ITBS960007A0/it
Priority to US08/786,799 priority patent/US5727413A/en
Priority to JP9009497A priority patent/JPH09314267A/ja
Publication of ITBS960007A1 publication Critical patent/ITBS960007A1/it
Application granted granted Critical
Publication of IT1288198B1 publication Critical patent/IT1288198B1/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/02—Making hollow objects characterised by the structure of the objects
    • B21D51/08—Making hollow objects characterised by the structure of the objects ball-shaped objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/10—Making other particular articles parts of bearings; sleeves; valve seats or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/001—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass valves or valve housings
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08—Details
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49405—Valve or choke making
    • Y10T29/49426—Valve or choke making including metal shaping and diverse operation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49712—Ball making
    • Y10T29/49714—Hollow ball

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Forging (AREA)
  • Taps Or Cocks (AREA)
IT96BS000007A 1996-01-22 1996-01-22 Procedimento di stampaggio a caldo di corpi sferici forati, e corpi risultanti IT1288198B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT96BS000007A IT1288198B1 (it) 1996-01-22 1996-01-22 Procedimento di stampaggio a caldo di corpi sferici forati, e corpi risultanti
US08/786,799 US5727413A (en) 1996-01-22 1997-01-21 Process for hot forming hollow spherical bodies
JP9009497A JPH09314267A (ja) 1996-01-22 1997-01-22 中空球状体の熱間成形方法および球状体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96BS000007A IT1288198B1 (it) 1996-01-22 1996-01-22 Procedimento di stampaggio a caldo di corpi sferici forati, e corpi risultanti

Publications (3)

Publication Number Publication Date
ITBS960007A0 ITBS960007A0 (it) 1996-01-22
ITBS960007A1 ITBS960007A1 (it) 1997-07-22
IT1288198B1 true IT1288198B1 (it) 1998-09-11

Family

ID=11345685

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96BS000007A IT1288198B1 (it) 1996-01-22 1996-01-22 Procedimento di stampaggio a caldo di corpi sferici forati, e corpi risultanti

Country Status (3)

Country Link
US (1) US5727413A (it)
JP (1) JPH09314267A (it)
IT (1) IT1288198B1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100229308B1 (ko) * 1997-05-29 1999-11-01 전주범 가변체를 갖는 세탁기의 펄세이터
DE102012013677A1 (de) * 2012-07-11 2014-01-16 Illinois Tool Works Inc. Thermostatventil

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1591372A (en) * 1925-10-23 1926-07-06 William Wharton Jr & Co Inc Hollow steel ball and method of making it
US3339259A (en) * 1964-08-21 1967-09-05 Alvin L Johnson Ball construction for ball valves
US3505718A (en) * 1968-01-15 1970-04-14 Gen Ind Inc One-piece sheet metal hollow ball for ball valves
US3689027A (en) * 1970-10-08 1972-09-05 Gen Ind Inc Ball for ball valve

Also Published As

Publication number Publication date
US5727413A (en) 1998-03-17
ITBS960007A0 (it) 1996-01-22
ITBS960007A1 (it) 1997-07-22
JPH09314267A (ja) 1997-12-09

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Legal Events

Date Code Title Description
0001 Granted