GB384949A - Method for rolling screw thread rolling die grooves - Google Patents

Method for rolling screw thread rolling die grooves

Info

Publication number
GB384949A
GB384949A GB21678/32A GB2167832A GB384949A GB 384949 A GB384949 A GB 384949A GB 21678/32 A GB21678/32 A GB 21678/32A GB 2167832 A GB2167832 A GB 2167832A GB 384949 A GB384949 A GB 384949A
Authority
GB
United Kingdom
Prior art keywords
rolling
screw thread
threads
die grooves
rolling screw
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
GB21678/32A
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.)
HEINRICH FULD
Original Assignee
HEINRICH FULD
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 HEINRICH FULD filed Critical HEINRICH FULD
Publication of GB384949A publication Critical patent/GB384949A/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

Abstract

384,949. Rolling screw threads. FULD, H., 71, Frauentorgraben, and HESSDÍRFER, E., 10, Tiergartenstrasse, both in Nuremberg, Germany. Aug. 2, 1932, No. 21678. Convention date, Aug. 1, 1931. Addition to 384,944. [Classes 83 (ii) and 83 (iv).] In making platens for rolling screw-threads by rolling a hardened threaded plug between the platen blanks as in the parent Specification, the plug is of twice, or thrice &c., the diameter of the screws to be subsequently rolled with the platen and has corresponding double, or triple &c. threads g formed on it.
GB21678/32A 1931-08-01 1932-08-02 Method for rolling screw thread rolling die grooves Expired GB384949A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE384949X 1931-08-01

Publications (1)

Publication Number Publication Date
GB384949A true GB384949A (en) 1932-12-15

Family

ID=6370731

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21678/32A Expired GB384949A (en) 1931-08-01 1932-08-02 Method for rolling screw thread rolling die grooves

Country Status (1)

Country Link
GB (1) GB384949A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699077A (en) * 1950-11-20 1955-01-11 Emma G Bedker Method of rolling threads on thread forming tools
US3638514A (en) * 1970-09-04 1972-02-01 Standard Pressed Steel Co Method for producing thread roll dies

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699077A (en) * 1950-11-20 1955-01-11 Emma G Bedker Method of rolling threads on thread forming tools
US3638514A (en) * 1970-09-04 1972-02-01 Standard Pressed Steel Co Method for producing thread roll dies

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