FR2285959A1 - DRILL GRINDING DEVICE - Google Patents

DRILL GRINDING DEVICE

Info

Publication number
FR2285959A1
FR2285959A1 FR7529299A FR7529299A FR2285959A1 FR 2285959 A1 FR2285959 A1 FR 2285959A1 FR 7529299 A FR7529299 A FR 7529299A FR 7529299 A FR7529299 A FR 7529299A FR 2285959 A1 FR2285959 A1 FR 2285959A1
Authority
FR
France
Prior art keywords
grinding device
drill grinding
drill
grinding
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.)
Granted
Application number
FR7529299A
Other languages
French (fr)
Other versions
FR2285959B3 (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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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
Priority claimed from DE19742445453 external-priority patent/DE2445453C2/en
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2285959A1 publication Critical patent/FR2285959A1/en
Application granted granted Critical
Publication of FR2285959B3 publication Critical patent/FR2285959B3/fr
Priority claimed from GB838311945A external-priority patent/GB8311945D0/en
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
    • B24B3/26—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
FR7529299A 1974-09-24 1975-09-24 DRILL GRINDING DEVICE Granted FR2285959A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19742445453 DE2445453C2 (en) 1974-09-24 1974-09-24 Drill grinding device
GB838311945A GB8311945D0 (en) 1983-04-30 1983-04-30 Drill sharpening tool
GB838322232A GB8322232D0 (en) 1983-04-30 1983-08-18 Drill sharpening tool
GB08410984A GB2139930B (en) 1974-09-24 1984-04-30 Drill sharpening tool

Publications (2)

Publication Number Publication Date
FR2285959A1 true FR2285959A1 (en) 1976-04-23
FR2285959B3 FR2285959B3 (en) 1978-05-05

Family

ID=27431894

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7529299A Granted FR2285959A1 (en) 1974-09-24 1975-09-24 DRILL GRINDING DEVICE

Country Status (2)

Country Link
FR (1) FR2285959A1 (en)
GB (1) GB2139930B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0161090A2 (en) * 1984-04-26 1985-11-13 Institute For Industrial Research And Standards A grinding device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6393552A (en) * 1986-10-08 1988-04-23 Toyo Mach Kk Drill grinding machine
GB9022606D0 (en) * 1990-10-17 1990-11-28 Seear David Grinding of twist drills
GB2283444B (en) * 1992-01-24 1995-08-16 Turner Intellect Property Ltd Power tool adapter
ITMO20100043A1 (en) * 2010-02-25 2011-08-26 Arti Tec Di Cavallini M E C S N C MULTIFUNCTIONAL SHARPENING GROUP

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2445453C2 (en) * 1974-09-24 1985-06-13 Robert Bosch Gmbh, 7000 Stuttgart Drill grinding device
DE2632034C2 (en) * 1976-07-16 1986-07-31 Robert 5446 Engeln Wolff Auxiliary device to facilitate regrinding of twist drills

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0161090A2 (en) * 1984-04-26 1985-11-13 Institute For Industrial Research And Standards A grinding device
EP0161090A3 (en) * 1984-04-26 1987-01-14 Institute For Industrial Research And Standards A grinding device
US4744178A (en) * 1984-04-26 1988-05-17 Institute For Industrial Research And Standards Grinding device

Also Published As

Publication number Publication date
GB8410984D0 (en) 1984-06-06
GB2139930A (en) 1984-11-21
FR2285959B3 (en) 1978-05-05
GB2139930B (en) 1987-01-28

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