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FR814985A - Perfectionnements aux outils de taraudage contractiles pour raccords de tuyaux - Google Patents

Perfectionnements aux outils de taraudage contractiles pour raccords de tuyaux

Info

Publication number
FR814985A
FR814985A FR814985DA FR814985A FR 814985 A FR814985 A FR 814985A FR 814985D A FR814985D A FR 814985DA FR 814985 A FR814985 A FR 814985A
Authority
FR
France
Prior art keywords
contractile
enhancements
pipe fittings
tapping tools
tapping
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
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.)
Devlieg Bullard Inc
Original Assignee
National Acme Co
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 National Acme Co filed Critical National Acme Co
Application granted granted Critical
Publication of FR814985A publication Critical patent/FR814985A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00—Thread cutting; Automatic machines specially designed therefor
    • B23G1/22—Machines specially designed for operating on pipes or tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR814985D 1936-11-05 1936-11-05 Perfectionnements aux outils de taraudage contractiles pour raccords de tuyaux Expired FR814985A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR814985T 1936-11-05

Publications (1)

Publication Number Publication Date
FR814985A true FR814985A (fr) 1937-07-03

Family

ID=9267026

Family Applications (1)

Application Number Title Priority Date Filing Date
FR814985D Expired FR814985A (fr) 1936-11-05 1936-11-05 Perfectionnements aux outils de taraudage contractiles pour raccords de tuyaux

Country Status (1)

Country Link
FR (1) FR814985A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE905330C (de) * 1938-03-27 1954-03-01 Landis Machine Company Gewindeschneidkopf zum Schneiden von kegeligen Gewinden
DE906774C (de) * 1938-04-20 1954-03-18 Nat Acme Co Gewindeschneidkopf

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE905330C (de) * 1938-03-27 1954-03-01 Landis Machine Company Gewindeschneidkopf zum Schneiden von kegeligen Gewinden
DE906774C (de) * 1938-04-20 1954-03-18 Nat Acme Co Gewindeschneidkopf

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