GB1468327A - Drill grinding apparatus - Google Patents

Drill grinding apparatus

Info

Publication number
GB1468327A
GB1468327A GB2227675A GB2227675A GB1468327A GB 1468327 A GB1468327 A GB 1468327A GB 2227675 A GB2227675 A GB 2227675A GB 2227675 A GB2227675 A GB 2227675A GB 1468327 A GB1468327 A GB 1468327A
Authority
GB
United Kingdom
Prior art keywords
drill
carriage
housing
grinding wheel
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.)
Expired
Application number
GB2227675A
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.)
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
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB1468327A publication Critical patent/GB1468327A/en
Expired 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)
GB2227675A 1974-09-24 1975-05-22 Drill grinding apparatus Expired GB1468327A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742445453 DE2445453C2 (de) 1974-09-24 1974-09-24 Bohrerschleifeinrichtung

Publications (1)

Publication Number Publication Date
GB1468327A true GB1468327A (en) 1977-03-23

Family

ID=5926539

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2227675A Expired GB1468327A (en) 1974-09-24 1975-05-22 Drill grinding apparatus

Country Status (3)

Country Link
CH (1) CH596950A5 (enrdf_load_stackoverflow)
DE (1) DE2445453C2 (enrdf_load_stackoverflow)
GB (1) GB1468327A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2139930A (en) * 1974-09-24 1984-11-21 Thomas Ketteringham Drill sharpening tool
US4744178A (en) * 1984-04-26 1988-05-17 Institute For Industrial Research And Standards Grinding device
US5241791A (en) * 1992-03-04 1993-09-07 Alfred Brian Gardner Edge tool sharpening apparatus

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3338910A1 (de) * 1983-10-27 1985-05-09 Robert 5446 Engeln Wolff Hilfsgeraet zum nachschleifen von spiralbohrern

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1920537A (en) * 1932-05-06 1933-08-01 Robert H Price Guide for correct grinding of twist drills

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2139930A (en) * 1974-09-24 1984-11-21 Thomas Ketteringham Drill sharpening tool
US4744178A (en) * 1984-04-26 1988-05-17 Institute For Industrial Research And Standards Grinding device
US5241791A (en) * 1992-03-04 1993-09-07 Alfred Brian Gardner Edge tool sharpening apparatus

Also Published As

Publication number Publication date
DE2445453A1 (de) 1976-04-08
CH596950A5 (enrdf_load_stackoverflow) 1978-03-31
DE2445453C2 (de) 1985-06-13

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Legal Events

Date Code Title Description
PS Patent sealed
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee