GB372543A - Improvements in or relating to tubes or the like - Google Patents

Improvements in or relating to tubes or the like

Info

Publication number
GB372543A
GB372543A GB1243531A GB1243531A GB372543A GB 372543 A GB372543 A GB 372543A GB 1243531 A GB1243531 A GB 1243531A GB 1243531 A GB1243531 A GB 1243531A GB 372543 A GB372543 A GB 372543A
Authority
GB
United Kingdom
Prior art keywords
square
tubes
relating
ingrisch
barnien
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
GB1243531A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1243531A priority Critical patent/GB372543A/en
Publication of GB372543A publication Critical patent/GB372543A/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 OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C5/00—Pointing; Push-pointing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C5/00—Pointing; Push-pointing
    • B21C5/003—Pointing; Push-pointing of hollow material, e.g. tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tubes (AREA)
  • Dry Shavers And Clippers (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

372,543. Metal tubes. EVANS, W. E., 27, Chancery Lane, London.-(Ingrisch, J. ; 14A, Schillerstrasse, Barnien, Germany.) April 27, 1931, No. 12435. [Class 99 (ii).] A drawing head in the form of a rosette, Fig. 6, is produced on a metal tube by compressing the end thereof to a square or like regular cross section, inwardly curving the sides of the square until they nearly meet, Fig. 4, and then folding back the sharp corners formed by the latter operation.
GB1243531A 1931-04-27 1931-04-27 Improvements in or relating to tubes or the like Expired GB372543A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1243531A GB372543A (en) 1931-04-27 1931-04-27 Improvements in or relating to tubes or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1243531A GB372543A (en) 1931-04-27 1931-04-27 Improvements in or relating to tubes or the like

Publications (1)

Publication Number Publication Date
GB372543A true GB372543A (en) 1932-05-12

Family

ID=10004540

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1243531A Expired GB372543A (en) 1931-04-27 1931-04-27 Improvements in or relating to tubes or the like

Country Status (1)

Country Link
GB (1) GB372543A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695087A (en) * 1970-08-26 1972-10-03 Arthur H Tuberman Method and apparatus for pointing tubes
US4027519A (en) * 1976-09-22 1977-06-07 Thomas & Betts Corporation Means and method for reducing the perimeter of a hollow thin walled member

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695087A (en) * 1970-08-26 1972-10-03 Arthur H Tuberman Method and apparatus for pointing tubes
US4027519A (en) * 1976-09-22 1977-06-07 Thomas & Betts Corporation Means and method for reducing the perimeter of a hollow thin walled member

Similar Documents

Publication Publication Date Title
GB372543A (en) Improvements in or relating to tubes or the like
DE543925C (en) Resilient pressure-tight connection
Jones Christianity explained to Muslims
Brown Hawthorne, Melville, and" Ethan Brand"
GB483374A (en) Improvements in or relating to expanding devices for use in dental surgery
GB325743A (en) Improvements relating to name plates and number plates
AU1376233A (en) Improvements in and relating to tubular boilers through whichthe working medium is forced from one end tothe other
USD130526S (en) Holder for small piles and other tools
GB507463A (en) Improvements in tubes and in the manufacture thereof
AU2747330A (en) Improvements in or relating to luminescent gas discharge tubes. 9
GB261311A (en) Improvements in cycle pedals
AU100544B2 (en) Improvements in and relating to animated gaseous discharge tubes
AU112390B2 (en) Improvements in and relating to electron tubes
GB531645A (en) Improvements in or relating to splints
AU2747330B (en) Improvements in or relating to luminescent gas discharge tubes. 9
AU318436A (en) Improvements in and relating to animated gaseous discharge tubes
AU106919B2 (en) Improvements in or relating to boiler cleaners or soot blowers
GB461876A (en) A combined cramp-nail, splicing-needle and sewing-needle
AU330639A (en) Improvements in and relating to electron tubes
AU104328B2 (en) Improvements in and relating ot percussion implements
Gholston et al. Official publication of San Angelo Junior College: combined issues of the Ram Page
GB400541A (en) Device for producing lead packing strings
AU96737A (en) Improvements in or relating to the manufacture of metal tubes and tubular articles
GB292605A (en)
AU3053730A (en) A feeding attachment for collapsible tubes usable in cleaning'metal nameplates, and for other analogous purposes