GB719143A - Screw threads on tubes - Google Patents

Screw threads on tubes

Info

Publication number
GB719143A
GB719143A GB2831751A GB2831751A GB719143A GB 719143 A GB719143 A GB 719143A GB 2831751 A GB2831751 A GB 2831751A GB 2831751 A GB2831751 A GB 2831751A GB 719143 A GB719143 A GB 719143A
Authority
GB
United Kingdom
Prior art keywords
tubes
screw threads
pipe
dec
threaded
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
GB2831751A
Inventor
Donald Rudd
Ernest Haslam
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.)
DREH PATENTS Ltd
Original Assignee
DREH PATENTS Ltd
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 DREH PATENTS Ltd filed Critical DREH PATENTS Ltd
Priority to GB2831751A priority Critical patent/GB719143A/en
Publication of GB719143A publication Critical patent/GB719143A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

719,143. Pipe joints. DREH PATENTS, Ltd. Dec. 3, 1952 [Dec. 3, 1951], No. 28317/51. Drawings to Specification. Class 99 (1). [Also in Groups V and XXII] Pipe ends to be joined together are screw threaded on the internal and external surfaces and screwed into one another. In joining pipes of the same diameter the end of one pipe is espanded to form a socket before the end is threaded.
GB2831751A 1951-12-03 1951-12-03 Screw threads on tubes Expired GB719143A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2831751A GB719143A (en) 1951-12-03 1951-12-03 Screw threads on tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2831751A GB719143A (en) 1951-12-03 1951-12-03 Screw threads on tubes

Publications (1)

Publication Number Publication Date
GB719143A true GB719143A (en) 1954-11-24

Family

ID=10273735

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2831751A Expired GB719143A (en) 1951-12-03 1951-12-03 Screw threads on tubes

Country Status (1)

Country Link
GB (1) GB719143A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2549230A1 (en) * 1975-02-24 1976-09-02 Grob Ernst Fa METHOD OF MANUFACTURING A TUBULAR, STRAIGHT OR ANGLED INTERNAL AND EXTERNAL PROFILES

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2549230A1 (en) * 1975-02-24 1976-09-02 Grob Ernst Fa METHOD OF MANUFACTURING A TUBULAR, STRAIGHT OR ANGLED INTERNAL AND EXTERNAL PROFILES

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