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FR1038475A - New manufacturing process for center drills - Google Patents

New manufacturing process for center drills

Info

Publication number
FR1038475A
FR1038475A FR1038475DA FR1038475A FR 1038475 A FR1038475 A FR 1038475A FR 1038475D A FR1038475D A FR 1038475DA FR 1038475 A FR1038475 A FR 1038475A
Authority
FR
France
Prior art keywords
manufacturing process
new manufacturing
center drills
drills
center
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
Andre Colson
Pierre Labarre
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 FR1038475A publication Critical patent/FR1038475A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/0063—Centerdrills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1038475D 1951-06-18 1951-06-18 New manufacturing process for center drills Expired FR1038475A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1038475T 1951-06-18

Publications (1)

Publication Number Publication Date
FR1038475A true FR1038475A (en) 1953-09-29

Family

ID=9587692

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1038475D Expired FR1038475A (en) 1951-06-18 1951-06-18 New manufacturing process for center drills

Country Status (1)

Country Link
FR (1) FR1038475A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1581141A1 (en) * 2002-12-30 2005-10-05 Nobel Biocare AB (publ) Drill
JP2010158765A (en) * 2009-01-07 2010-07-22 Hsin Tien Chang Center drill bit
JP2016078227A (en) * 2014-10-16 2016-05-16 張　新添 Chamfering blade and chamfering cutter
US20230219146A1 (en) * 2022-01-13 2023-07-13 Hsin-Tien Chang Indexable center drill structure

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1581141A1 (en) * 2002-12-30 2005-10-05 Nobel Biocare AB (publ) Drill
US8038445B2 (en) 2002-12-30 2011-10-18 Nobel Biocare Services, Ag Methods of forming at least one hole in a jaw bone
JP2010158765A (en) * 2009-01-07 2010-07-22 Hsin Tien Chang Center drill bit
JP2016078227A (en) * 2014-10-16 2016-05-16 張　新添 Chamfering blade and chamfering cutter
US20230219146A1 (en) * 2022-01-13 2023-07-13 Hsin-Tien Chang Indexable center drill structure
US11925990B2 (en) * 2022-01-13 2024-03-12 Hsin-Tien Chang Indexable center drill structure

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