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FR819303A - Improvements to dies to form bolt blanks, etc. - Google Patents

Improvements to dies to form bolt blanks, etc.

Info

Publication number
FR819303A
FR819303A FR819303DA FR819303A FR 819303 A FR819303 A FR 819303A FR 819303D A FR819303D A FR 819303DA FR 819303 A FR819303 A FR 819303A
Authority
FR
France
Prior art keywords
dies
form bolt
bolt blanks
blanks
bolt
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)
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.)
National Machinery Co
Original Assignee
National Machinery Co
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 National Machinery Co filed Critical National Machinery Co
Application granted granted Critical
Publication of FR819303A publication Critical patent/FR819303A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C25/00—Profiling tools for metal extruding
    • B21C25/02—Dies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR819303D 1937-03-16 1937-03-16 Improvements to dies to form bolt blanks, etc. Expired FR819303A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR819303T 1937-03-16

Publications (1)

Publication Number Publication Date
FR819303A true FR819303A (en) 1937-10-14

Family

ID=9269343

Family Applications (1)

Application Number Title Priority Date Filing Date
FR819303D Expired FR819303A (en) 1937-03-16 1937-03-16 Improvements to dies to form bolt blanks, etc.

Country Status (1)

Country Link
FR (1) FR819303A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE926337C (en) * 1949-01-30 1955-04-14 Hugo Paul Gustav Schwarz Method and device for producing bolts with upset heads, in particular screw bolts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE926337C (en) * 1949-01-30 1955-04-14 Hugo Paul Gustav Schwarz Method and device for producing bolts with upset heads, in particular screw bolts

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