FR2508826B1 - PROCESS FOR FORMING A WORKPIECE, PARTICULARLY BLADES FOR AEROGENERATORS, FROM A BLANK BY STRETCHING AROUND A CHUCK - Google Patents

PROCESS FOR FORMING A WORKPIECE, PARTICULARLY BLADES FOR AEROGENERATORS, FROM A BLANK BY STRETCHING AROUND A CHUCK

Info

Publication number
FR2508826B1
FR2508826B1 FR8113250A FR8113250A FR2508826B1 FR 2508826 B1 FR2508826 B1 FR 2508826B1 FR 8113250 A FR8113250 A FR 8113250A FR 8113250 A FR8113250 A FR 8113250A FR 2508826 B1 FR2508826 B1 FR 2508826B1
Authority
FR
France
Prior art keywords
aerogenerators
chuck
workpiece
blank
forming
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
FR8113250A
Other languages
French (fr)
Other versions
FR2508826A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8113250A priority Critical patent/FR2508826B1/en
Publication of FR2508826A1 publication Critical patent/FR2508826A1/en
Application granted granted Critical
Publication of FR2508826B1 publication Critical patent/FR2508826B1/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
    • B21D53/00—Making other particular articles
    • B21D53/78—Making other particular articles propeller blades; turbine blades
    • 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
    • B21D25/00—Working sheet metal of limited length by stretching, e.g. for straightening
    • B21D25/02—Working sheet metal of limited length by stretching, e.g. for straightening by pulling over a die

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
FR8113250A 1981-07-06 1981-07-06 PROCESS FOR FORMING A WORKPIECE, PARTICULARLY BLADES FOR AEROGENERATORS, FROM A BLANK BY STRETCHING AROUND A CHUCK Expired FR2508826B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8113250A FR2508826B1 (en) 1981-07-06 1981-07-06 PROCESS FOR FORMING A WORKPIECE, PARTICULARLY BLADES FOR AEROGENERATORS, FROM A BLANK BY STRETCHING AROUND A CHUCK

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8113250A FR2508826B1 (en) 1981-07-06 1981-07-06 PROCESS FOR FORMING A WORKPIECE, PARTICULARLY BLADES FOR AEROGENERATORS, FROM A BLANK BY STRETCHING AROUND A CHUCK

Publications (2)

Publication Number Publication Date
FR2508826A1 FR2508826A1 (en) 1983-01-07
FR2508826B1 true FR2508826B1 (en) 1988-06-17

Family

ID=9260252

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8113250A Expired FR2508826B1 (en) 1981-07-06 1981-07-06 PROCESS FOR FORMING A WORKPIECE, PARTICULARLY BLADES FOR AEROGENERATORS, FROM A BLANK BY STRETCHING AROUND A CHUCK

Country Status (1)

Country Link
FR (1) FR2508826B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59217011A (en) * 1983-05-23 1984-12-07 Nippon Seiko Kk Foil bearing and its manufacturing method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2772851A (en) * 1950-06-14 1956-12-04 Stalker Dev Company Rotor construction
US3045327A (en) * 1957-03-04 1962-07-24 Stalker Corp Fabrication of blades for compressors, turbines and the like
CH360045A (en) * 1957-08-28 1962-02-15 Zschokke Ag Conrad Method and device for bending pieces of sheet metal
BE779925A (en) * 1971-03-03 1972-08-28 Dijk Edsger Wybe Van METHOD AND MACHINE FOR APPLYING A SERIES OF PROFILERS IN METAL SHEET OR STRAP
FR2353348A1 (en) * 1976-06-01 1977-12-30 Lamboley Gilbert Mfr. of sailing masts from blank sheet - has material folded round tapered mandrel with edges of sheet held by series of screws

Also Published As

Publication number Publication date
FR2508826A1 (en) 1983-01-07

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Legal Events

Date Code Title Description
ST Notification of lapse