FR973672A - Perfectionnements aux forets de perçage - Google Patents
Perfectionnements aux forets de perçageInfo
- Publication number
- FR973672A FR973672A FR973672DA FR973672A FR 973672 A FR973672 A FR 973672A FR 973672D A FR973672D A FR 973672DA FR 973672 A FR973672 A FR 973672A
- Authority
- FR
- France
- Prior art keywords
- drill bit
- drill
- bit
- bit improvements
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/02—Twist drills
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2260/00—Details of constructional elements
- B23B2260/082—Holes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR973672T | 1941-11-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR973672A true FR973672A (fr) | 1951-02-13 |
Family
ID=9516919
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR973672D Expired FR973672A (fr) | 1941-11-05 | 1941-11-05 | Perfectionnements aux forets de perçage |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR973672A (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2981127A (en) * | 1959-09-23 | 1961-04-25 | Norfolk Products Corp | Drill with chip remover |
EP2150371A1 (fr) * | 2007-05-29 | 2010-02-10 | Sandvik Intellectual Property Ab | Corps de foret pour usinage par enlèvement de copeaux |
US20210039175A1 (en) * | 2018-02-06 | 2021-02-11 | National University Corporation Tokai National Higher Education And Research System | Drill bit and drilling machine |
-
1941
- 1941-11-05 FR FR973672D patent/FR973672A/fr not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2981127A (en) * | 1959-09-23 | 1961-04-25 | Norfolk Products Corp | Drill with chip remover |
EP2150371A1 (fr) * | 2007-05-29 | 2010-02-10 | Sandvik Intellectual Property Ab | Corps de foret pour usinage par enlèvement de copeaux |
EP2150371A4 (fr) * | 2007-05-29 | 2011-04-13 | Sandvik Intellectual Property | Corps de foret pour usinage par enlèvement de copeaux |
US8308402B2 (en) | 2007-05-29 | 2012-11-13 | Sandvik Intellectual Property Ab | Drill body for chip removing machining |
US20210039175A1 (en) * | 2018-02-06 | 2021-02-11 | National University Corporation Tokai National Higher Education And Research System | Drill bit and drilling machine |
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