FR2374978A1 - Procede de fabrication de boules a jouer en acier ainsi que les moyens de mise en oeuvre et les boules obtenues - Google Patents
Procede de fabrication de boules a jouer en acier ainsi que les moyens de mise en oeuvre et les boules obtenuesInfo
- Publication number
- FR2374978A1 FR2374978A1 FR7639209A FR7639209A FR2374978A1 FR 2374978 A1 FR2374978 A1 FR 2374978A1 FR 7639209 A FR7639209 A FR 7639209A FR 7639209 A FR7639209 A FR 7639209A FR 2374978 A1 FR2374978 A1 FR 2374978A1
- Authority
- FR
- France
- Prior art keywords
- welding
- edges
- surface patterns
- rectified
- hollow metal
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B37/00—Solid balls; Rigid hollow balls; Marbles
- A63B37/0098—Rigid hollow balls, e.g. for pétanque
-
- 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)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Toys (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7639209A FR2374978A1 (fr) | 1976-12-21 | 1976-12-21 | Procede de fabrication de boules a jouer en acier ainsi que les moyens de mise en oeuvre et les boules obtenues |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7639209A FR2374978A1 (fr) | 1976-12-21 | 1976-12-21 | Procede de fabrication de boules a jouer en acier ainsi que les moyens de mise en oeuvre et les boules obtenues |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2374978A1 true FR2374978A1 (fr) | 1978-07-21 |
FR2374978B1 FR2374978B1 (US07642317-20100105-C00010.png) | 1979-08-24 |
Family
ID=9181584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7639209A Granted FR2374978A1 (fr) | 1976-12-21 | 1976-12-21 | Procede de fabrication de boules a jouer en acier ainsi que les moyens de mise en oeuvre et les boules obtenues |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2374978A1 (US07642317-20100105-C00010.png) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2638375A1 (fr) * | 1988-10-14 | 1990-05-04 | Drouillat Jean Luc | Boule a jouer, notamment pour la petanque |
FR2724119A1 (fr) * | 1994-09-05 | 1996-03-08 | Dussauze Edouard | Procede de fabrication d'une boule a jouer et la boule obtenue |
WO1997031684A1 (fr) * | 1996-03-01 | 1997-09-04 | Edouard Dussauze | Procede de fabrication d'une boule à jouer et la boule obtenue |
AU2010331802B2 (en) * | 2009-12-17 | 2015-04-23 | Multimatic Inc | Butt jointed closed section hollow structural element |
CN105033044A (zh) * | 2015-07-29 | 2015-11-11 | 兴化市阳光汽配厂 | 一种冲压制备卡车用拉杆球头的方法 |
USD786373S1 (en) * | 2015-10-15 | 2017-05-09 | Volvik, Inc. | Golf ball |
USD786372S1 (en) * | 2015-10-15 | 2017-05-09 | Volvik, Inc. | Golf ball |
USD786370S1 (en) * | 2015-10-15 | 2017-05-09 | Volvik, Inc. | Golf ball |
USD786371S1 (en) * | 2015-10-15 | 2017-05-09 | Volvik, Inc. | Golf ball |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3654795A (en) * | 1970-01-14 | 1972-04-11 | Marquette Tool And Die Co | Process for producing cup-shaped objects having axially extending lips |
-
1976
- 1976-12-21 FR FR7639209A patent/FR2374978A1/fr active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3654795A (en) * | 1970-01-14 | 1972-04-11 | Marquette Tool And Die Co | Process for producing cup-shaped objects having axially extending lips |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2638375A1 (fr) * | 1988-10-14 | 1990-05-04 | Drouillat Jean Luc | Boule a jouer, notamment pour la petanque |
FR2724119A1 (fr) * | 1994-09-05 | 1996-03-08 | Dussauze Edouard | Procede de fabrication d'une boule a jouer et la boule obtenue |
WO1997031684A1 (fr) * | 1996-03-01 | 1997-09-04 | Edouard Dussauze | Procede de fabrication d'une boule à jouer et la boule obtenue |
AU2010331802B2 (en) * | 2009-12-17 | 2015-04-23 | Multimatic Inc | Butt jointed closed section hollow structural element |
CN105033044A (zh) * | 2015-07-29 | 2015-11-11 | 兴化市阳光汽配厂 | 一种冲压制备卡车用拉杆球头的方法 |
USD786373S1 (en) * | 2015-10-15 | 2017-05-09 | Volvik, Inc. | Golf ball |
USD786372S1 (en) * | 2015-10-15 | 2017-05-09 | Volvik, Inc. | Golf ball |
USD786370S1 (en) * | 2015-10-15 | 2017-05-09 | Volvik, Inc. | Golf ball |
USD786371S1 (en) * | 2015-10-15 | 2017-05-09 | Volvik, Inc. | Golf ball |
Also Published As
Publication number | Publication date |
---|---|
FR2374978B1 (US07642317-20100105-C00010.png) | 1979-08-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2374978A1 (fr) | Procede de fabrication de boules a jouer en acier ainsi que les moyens de mise en oeuvre et les boules obtenues | |
ES460663A1 (es) | Perfeccionamientos introducidos en articulos huecos utiles como colectores solares. | |
EP0029415A3 (en) | Process and machine for making the head and tail junctions between thin metal strips | |
US4537810A (en) | Metallic endless press band having an embossed surface for use in double band presses in the manufacture of laminates | |
JPS56111632A (en) | Production of speaker grille in automotive interior part | |
JPS577305A (en) | Method and apparatus for manufacturing hollow shaft | |
JPS5481157A (en) | Manufacture of welded box-shaped steel | |
JPS56126033A (en) | Production of blanked core | |
JPS5522442A (en) | Circular pipe forming method and device thereof | |
JPS6437244A (en) | Molding machine of many kinds of bread doughs | |
JPS55118823A (en) | Patern coloring and forming method | |
JPS56168920A (en) | Manufacture of flat disk | |
JPS6033570B2 (ja) | 板材穴部のフランジ加工法 | |
JPS5913977B2 (ja) | 化粧板の製造法 | |
JPS56102469A (en) | Method for forming precise hole | |
JPS57199524A (en) | Forming method for lightweight shape steel | |
Knych et al. | Experimental Analysis of the Foil Rolling Process | |
JPS5541261A (en) | Method of continuously manufacturing heat insulating foundation material and its device | |
JPS5464559A (en) | Production of plate for both molding and embossing to make synthetic resin lace | |
JPS57193226A (en) | Manufacture of heat transmission tube | |
JPS55114425A (en) | Embossing method of metal plate | |
JPS5666325A (en) | Sheet metal forming method | |
JPS53102855A (en) | Forge welding method for metallic material | |
JPS55124045A (en) | Defect making method by diffusion welding method | |
JPS5546929A (en) | Manufacture of bead |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |