GB1415404A - Roll-forming methods and dies - Google Patents

Roll-forming methods and dies

Info

Publication number
GB1415404A
GB1415404A GB510173A GB510173A GB1415404A GB 1415404 A GB1415404 A GB 1415404A GB 510173 A GB510173 A GB 510173A GB 510173 A GB510173 A GB 510173A GB 1415404 A GB1415404 A GB 1415404A
Authority
GB
United Kingdom
Prior art keywords
dies
roll
forming methods
methods
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
GB510173A
Other languages
English (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.)
Northrop Grumman Systems Corp
Original Assignee
Litton Industries Inc
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 Litton Industries Inc filed Critical Litton Industries Inc
Publication of GB1415404A publication Critical patent/GB1415404A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Forging (AREA)
GB510173A 1972-02-10 1973-02-01 Roll-forming methods and dies Expired GB1415404A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22524272A 1972-02-10 1972-02-10

Publications (1)

Publication Number Publication Date
GB1415404A true GB1415404A (en) 1975-11-26

Family

ID=22844118

Family Applications (1)

Application Number Title Priority Date Filing Date
GB510173A Expired GB1415404A (en) 1972-02-10 1973-02-01 Roll-forming methods and dies

Country Status (4)

Country Link
US (1) US3789643A (enExample)
JP (1) JPS5334580B2 (enExample)
DE (1) DE2306431A1 (enExample)
GB (1) GB1415404A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3857273A (en) * 1973-06-22 1974-12-31 Ex Cell O Corp Toothed forming tool
JPS5268842A (en) * 1975-12-05 1977-06-08 Manpei Seisakushiyo Kk Wood screw die plate
US4563890A (en) * 1984-01-27 1986-01-14 Litton Industrial Products, Inc. Cut-off style, roll thread flat dies
CA2296998A1 (en) * 1997-08-08 1999-02-18 Pcc Specialty Products, Inc. Flat thread rolling die for pointed screws
US6171042B1 (en) 1997-12-19 2001-01-09 Illinois Tool Works Inc. Hardened steel pin, pin and washer fastener, washer for fastener, and pin-making method
US20030210970A1 (en) * 2002-03-26 2003-11-13 Bechtel Frank W. Radius gimlet point anti-stripout screw
DE102008045302A1 (de) 2007-11-14 2009-05-20 E. W. Menn Gmbh & Co. Kg Gewinde- und Profilwalzmaschine
EP2095892A1 (de) 2008-02-27 2009-09-02 E. W. Menn Gmbh & Co. Kg Profilwalzmaschine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3176491A (en) * 1958-01-13 1965-04-06 Nat Rolled Thread Die Co Thread and other form rolling dies
US3217530A (en) * 1963-01-02 1965-11-16 Katayama Rivet & Screw Ind Co Die blocks for thread rolling machines
US3538739A (en) * 1968-04-01 1970-11-10 Reed Rolled Thread Die Co Thread rolling die with cylindrical slug forming and removal surface
US3726171A (en) * 1970-10-09 1973-04-10 Imp Eastman Corp Tube cutter

Also Published As

Publication number Publication date
JPS4889863A (enExample) 1973-11-24
DE2306431A1 (de) 1973-10-04
US3789643A (en) 1974-02-05
JPS5334580B2 (enExample) 1978-09-21

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee