IT1033347B - Dispositivo per affilare punte da trapano elicoidali o simili - Google Patents

Dispositivo per affilare punte da trapano elicoidali o simili

Info

Publication number
IT1033347B
IT1033347B IT20831/75A IT2083175A IT1033347B IT 1033347 B IT1033347 B IT 1033347B IT 20831/75 A IT20831/75 A IT 20831/75A IT 2083175 A IT2083175 A IT 2083175A IT 1033347 B IT1033347 B IT 1033347B
Authority
IT
Italy
Prior art keywords
similar
drill bits
helical drill
sharpening
sharpening helical
Prior art date
Application number
IT20831/75A
Other languages
English (en)
Italian (it)
Original Assignee
Black & Decker Mfg Co
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 Black & Decker Mfg Co filed Critical Black & Decker Mfg Co
Application granted granted Critical
Publication of IT1033347B publication Critical patent/IT1033347B/it

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)
IT20831/75A 1974-04-01 1975-02-28 Dispositivo per affilare punte da trapano elicoidali o simili IT1033347B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/456,946 US3930342A (en) 1974-04-01 1974-04-01 Sharpener for twist drills

Publications (1)

Publication Number Publication Date
IT1033347B true IT1033347B (it) 1979-07-10

Family

ID=23814788

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20831/75A IT1033347B (it) 1974-04-01 1975-02-28 Dispositivo per affilare punte da trapano elicoidali o simili

Country Status (6)

Country Link
US (1) US3930342A (US07902200-20110308-C00004.png)
JP (1) JPS5110497A (US07902200-20110308-C00004.png)
CA (1) CA1011952A (US07902200-20110308-C00004.png)
DE (1) DE2511448A1 (US07902200-20110308-C00004.png)
FR (1) FR2274398A1 (US07902200-20110308-C00004.png)
IT (1) IT1033347B (US07902200-20110308-C00004.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH681864A5 (US07902200-20110308-C00004.png) * 1990-08-16 1993-06-15 Planetron Ag
GB9201600D0 (en) * 1992-01-24 1992-03-11 Turner Intellect Property Ltd Power tool
DK9500123Y6 (da) * 1995-03-27 1995-05-15 Euro Tool Aps Apparat til slibning af svejseelektroder, navnligwolframelektroder
US7507149B1 (en) 2007-03-06 2009-03-24 Douglas Lawrence M Drill bit dresser
IT1396809B1 (it) * 2009-05-15 2012-12-14 Re Ma Sas Di Pressato Emanuele & C Macchina affilatrice portatile per affilare punte da legno
US9387543B2 (en) * 2014-12-05 2016-07-12 Richard Sommerfelt Unibit re-sharpening device
CN116330080B (zh) * 2023-01-15 2023-10-13 惠州市鑫迪智造科技有限公司 一种按键支架mim加工用的修整整形装置及其工艺

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1195248A (en) * 1916-08-22 Tool-gbinding attachment
US641107A (en) * 1899-10-07 1900-01-09 Buckeye Iron And Brass Works Machine for grinding drills.
US1674224A (en) * 1923-02-26 1928-06-19 Rabut Charles Grinding machine
US2109308A (en) * 1936-03-03 1938-02-22 Carroll E Adams Drill grinder
US2245858A (en) * 1940-01-26 1941-06-17 Earl J Hornberger Drill grinding machine
US2429057A (en) * 1944-04-28 1947-10-14 Ralph B Hanford Drill grinder
US2536823A (en) * 1947-12-05 1951-01-02 Claude A Benjamin Drill sharpening apparatus
US2866302A (en) * 1955-06-16 1958-12-30 Christen & Co A G Machine for sharpening drills
US3040480A (en) * 1959-05-25 1962-06-26 Winslow Product Engineering Co Drill pointer
US3107461A (en) * 1960-11-14 1963-10-22 Hammond Machinery Builders Inc Mechanical device
US3209493A (en) * 1963-08-19 1965-10-05 Winslow Product Engineering Co Drill pointing machine

Also Published As

Publication number Publication date
FR2274398B1 (US07902200-20110308-C00004.png) 1979-04-27
DE2511448A1 (de) 1975-10-02
CA1011952A (en) 1977-06-14
FR2274398A1 (fr) 1976-01-09
JPS5110497A (US07902200-20110308-C00004.png) 1976-01-27
US3930342A (en) 1976-01-06

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