FR757205A - Manufacturing process of metal playing balls - Google Patents

Manufacturing process of metal playing balls

Info

Publication number
FR757205A
FR757205A FR757205DA FR757205A FR 757205 A FR757205 A FR 757205A FR 757205D A FR757205D A FR 757205DA FR 757205 A FR757205 A FR 757205A
Authority
FR
France
Prior art keywords
manufacturing process
playing balls
metal playing
metal
balls
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
Application number
Other languages
French (fr)
Inventor
Andre Gayet
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 filed Critical
Application granted granted Critical
Publication of FR757205A publication Critical patent/FR757205A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR757205D 1933-06-02 1933-06-02 Manufacturing process of metal playing balls Expired FR757205A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR757205T 1933-06-02

Publications (1)

Publication Number Publication Date
FR757205A true FR757205A (en) 1933-12-22

Family

ID=9165998

Family Applications (1)

Application Number Title Priority Date Filing Date
FR757205D Expired FR757205A (en) 1933-06-02 1933-06-02 Manufacturing process of metal playing balls

Country Status (1)

Country Link
FR (1) FR757205A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3536368A (en) * 1968-08-05 1970-10-27 Phillip R Eklund Method of joining and fabricating hollow members for use in rolling bearings
US3772750A (en) * 1971-05-19 1973-11-20 Trw Inc Method of hollow ball fabrication

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3536368A (en) * 1968-08-05 1970-10-27 Phillip R Eklund Method of joining and fabricating hollow members for use in rolling bearings
US3772750A (en) * 1971-05-19 1973-11-20 Trw Inc Method of hollow ball fabrication

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