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FR617052A - Improvements to threading tools - Google Patents

Improvements to threading tools

Info

Publication number
FR617052A
FR617052A FR617052DA FR617052A FR 617052 A FR617052 A FR 617052A FR 617052D A FR617052D A FR 617052DA FR 617052 A FR617052 A FR 617052A
Authority
FR
France
Prior art keywords
threading tools
threading
tools
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
French (fr)
Inventor
Renzo Bruno
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 filed Critical
Application granted granted Critical
Publication of FR617052A publication Critical patent/FR617052A/en
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
    • B23G5/00—Thread-cutting tools; Die-heads
    • B23G5/02—Thread-cutting tools; Die-heads without means for adjustment
    • B23G5/06—Taps
    • 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
    • B23G2200/00—Details of threading tools
    • B23G2200/48—Spiral grooves, i.e. spiral flutes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Surgical Instruments (AREA)
FR617052D 1925-06-04 1926-06-03 Improvements to threading tools Expired FR617052A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT617052X 1925-06-04

Publications (1)

Publication Number Publication Date
FR617052A true FR617052A (en) 1927-02-12

Family

ID=11292514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR617052D Expired FR617052A (en) 1925-06-04 1926-06-03 Improvements to threading tools

Country Status (2)

Country Link
BE (1) BE335078A (en)
FR (1) FR617052A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4547104A (en) * 1981-04-27 1985-10-15 Holmes Horace D Tap

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4547104A (en) * 1981-04-27 1985-10-15 Holmes Horace D Tap

Also Published As

Publication number Publication date
BE335078A (en)

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