IT993804B - PROCEDURE FOR THE PRODUCTION OF SCREWS - Google Patents

PROCEDURE FOR THE PRODUCTION OF SCREWS

Info

Publication number
IT993804B
IT993804B IT2831373A IT2831373A IT993804B IT 993804 B IT993804 B IT 993804B IT 2831373 A IT2831373 A IT 2831373A IT 2831373 A IT2831373 A IT 2831373A IT 993804 B IT993804 B IT 993804B
Authority
IT
Italy
Prior art keywords
screws
procedure
production
Prior art date
Application number
IT2831373A
Other languages
Italian (it)
Original Assignee
Grefe Gmbh L
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 Grefe Gmbh L filed Critical Grefe Gmbh L
Application granted granted Critical
Publication of IT993804B publication Critical patent/IT993804B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
    • B21H3/06—Making by means of profiled members other than rolls, e.g. reciprocating flat dies or jaws, moved longitudinally or curvilinearly with respect to each other
    • B21H3/065—Planetary thread rolling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wire Processing (AREA)
IT2831373A 1972-09-05 1973-08-29 PROCEDURE FOR THE PRODUCTION OF SCREWS IT993804B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722243576 DE2243576A1 (en) 1972-09-05 1972-09-05 DEVICE FOR PRODUCING SCREW NAILS

Publications (1)

Publication Number Publication Date
IT993804B true IT993804B (en) 1975-09-30

Family

ID=5855538

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2831373A IT993804B (en) 1972-09-05 1973-08-29 PROCEDURE FOR THE PRODUCTION OF SCREWS

Country Status (2)

Country Link
DE (1) DE2243576A1 (en)
IT (1) IT993804B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3340406A1 (en) * 1983-11-09 1985-05-15 Willi 4040 Neuss Hief Apparatus for rolling grooves into the shanks of nails or the like
US4881395A (en) * 1988-06-21 1989-11-21 Yugen Kaisha Shinjo Seisakusho Process and apparatus for fabricating stepped nails
CN102513478B (en) * 2011-12-28 2014-03-12 杭州东华链条集团有限公司 Pin shaft fillet machining process and equipment
CN105834335B (en) * 2016-04-01 2017-10-20 诸城市义和车桥有限公司 A kind of double end planetary thread rolling machine of passive driven type
CN106493219B (en) * 2016-12-29 2018-10-16 梓兰特线（厦门）科技有限公司 The continuous rolling beveler of axis pin

Also Published As

Publication number Publication date
DE2243576A1 (en) 1974-03-14

Similar Documents

Publication Publication Date Title
IT988869B (en) PROCEDURE FOR THE PRODUCTION OF N PHOSPHONOMETHYLGLYCINE
IT986998B (en) PROCEDURE FOR THE PRODUCTION OF AROMATIC COMPOUNDS
IT980366B (en) PROCEDURE FOR THE PRODUCTION OF MEAT SURROGATES
IT1048188B (en) PROCEDURE FOR THE PRODUCTION OF O METHYLBENZANILIDE
IT1001568B (en) PROCEDURE FOR THE PRODUCTION OF COATINGS
IT998245B (en) PROCESS FOR THE PREPARATION OF NOVOLACCHE
IT995276B (en) PROCEDURE FOR THE PRODUCTION OF FULLULANO
IT997911B (en) PROCEDURE FOR THE PRODUCTION OF ETHYLBENZOL
IT990110B (en) PROCEDURE FOR THE PRODUCTION OF DIMETHYL TEREPHTHALATE
IT1008627B (en) PROCEDURE FOR THE PRODUCTION OF CERAMIC SHAPED PIECES
IT976979B (en) PROCEDURE FOR THE PRODUCTION OF POROMER MATERIALS
IT990252B (en) PROCEDURE FOR THE PRODUCTION OF ALKYL ARYLACETATES
IT985737B (en) PROCEDURE FOR THE PRODUCTION OF HYDROPEROXIDES
IT1002034B (en) PROCESS OF HYDROFORMILATION
IT977113B (en) PROCEDURE FOR THE PRODUCTION OF OXATIONAL DYES
IT993804B (en) PROCEDURE FOR THE PRODUCTION OF SCREWS
RO69492A2 (en) PROCESS FOR THE PREPARATION OF PERCENT-METIL-MERCAPTAN
IT997708B (en) PROCEDURE FOR THE PRODUCTION OF THIRD BUTANOL
IT997554B (en) PROCEDURE FOR THE PRODUCTION OF 2 5 ESANDIONE
IT980326B (en) PROCEDURE FOR THE PRODUCTION OF MELAMINE
IT988136B (en) PROCEDURE FOR THE PRODUCTION OF M AND P PHENYLENDIAMMINE
IT976903B (en) PROCEDURE FOR THE PRODUCTION OF 2 MERCAPTOBENZIMIDAZOLE
IT1000169B (en) PROCEDURE FOR THE PRODUCTION OF ANTRACHINON OSSAZOLI
IT996245B (en) PROCEDURE FOR THE PRODUCTION OF AMINOANTHRACHINONES
IT995292B (en) PROCEDURE FOR THE PRODUCTION OF LACTATE