FR645877A - Machines for making clothespin springs - Google Patents

Machines for making clothespin springs

Info

Publication number
FR645877A
FR645877A FR645877DA FR645877A FR 645877 A FR645877 A FR 645877A FR 645877D A FR645877D A FR 645877DA FR 645877 A FR645877 A FR 645877A
Authority
FR
France
Prior art keywords
machines
making
clothespin
springs
clothespin springs
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
Derire-Louis Jauffret
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 FR645877A publication Critical patent/FR645877A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F3/00—Coiling wire into particular forms
    • B21F3/02—Coiling wire into particular forms helically
    • B21F3/04—Coiling wire into particular forms helically externally on a mandrel or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F35/00—Making springs from wire
    • B21F35/04—Making flat springs, e.g. sinus springs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR645877D 1927-12-17 1927-12-17 Machines for making clothespin springs Expired FR645877A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR645877T 1927-12-17

Publications (1)

Publication Number Publication Date
FR645877A true FR645877A (en) 1928-11-03

Family

ID=9001015

Family Applications (1)

Application Number Title Priority Date Filing Date
FR645877D Expired FR645877A (en) 1927-12-17 1927-12-17 Machines for making clothespin springs

Country Status (1)

Country Link
FR (1) FR645877A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4416135A (en) * 1981-09-10 1983-11-22 Sleeper & Hartley Corp. Wire coiling machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4416135A (en) * 1981-09-10 1983-11-22 Sleeper & Hartley Corp. Wire coiling machine

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