FR1237456A - Method for obtaining a multi-stage body screw - Google Patents

Method for obtaining a multi-stage body screw

Info

Publication number
FR1237456A
FR1237456A FR807031A FR807031A FR1237456A FR 1237456 A FR1237456 A FR 1237456A FR 807031 A FR807031 A FR 807031A FR 807031 A FR807031 A FR 807031A FR 1237456 A FR1237456 A FR 1237456A
Authority
FR
France
Prior art keywords
obtaining
stage body
body screw
screw
stage
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
FR807031A
Other languages
French (fr)
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.)
LENNEWERK ALTENA GmbH
Original Assignee
LENNEWERK ALTENA GmbH
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 LENNEWERK ALTENA GmbH filed Critical LENNEWERK ALTENA GmbH
Application granted granted Critical
Publication of FR1237456A publication Critical patent/FR1237456A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR807031A 1958-10-08 1959-10-08 Method for obtaining a multi-stage body screw Expired FR1237456A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1237456X 1958-10-08

Publications (1)

Publication Number Publication Date
FR1237456A true FR1237456A (en) 1960-07-29

Family

ID=7735690

Family Applications (1)

Application Number Title Priority Date Filing Date
FR807031A Expired FR1237456A (en) 1958-10-08 1959-10-08 Method for obtaining a multi-stage body screw

Country Status (1)

Country Link
FR (1) FR1237456A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114074168A (en) * 2020-08-19 2022-02-22 宾科汽车紧固件（昆山）有限公司 Bolt forming method and cold heading device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114074168A (en) * 2020-08-19 2022-02-22 宾科汽车紧固件（昆山）有限公司 Bolt forming method and cold heading device

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