CH573285A5 - - Google Patents

Info

Publication number
CH573285A5
CH573285A5 CH106373A CH106373A CH573285A5 CH 573285 A5 CH573285 A5 CH 573285A5 CH 106373 A CH106373 A CH 106373A CH 106373 A CH106373 A CH 106373A CH 573285 A5 CH573285 A5 CH 573285A5
Authority
CH
Switzerland
Application number
CH106373A
Original Assignee
Hawera Probst Kg Hartmetall
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 Hawera Probst Kg Hartmetall filed Critical Hawera Probst Kg Hartmetall
Publication of CH573285A5 publication Critical patent/CH573285A5/xx

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
CH106373A 1972-02-17 1973-01-25 CH573285A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE7205920 1972-02-17
DE7301349 1973-01-15

Publications (1)

Publication Number Publication Date
CH573285A5 true CH573285A5 (en) 1976-03-15

Family

ID=25946936

Family Applications (1)

Application Number Title Priority Date Filing Date
CH106373A CH573285A5 (en) 1972-02-17 1973-01-25

Country Status (6)

Country Link
US (1) US3828480A (en)
JP (1) JPS4894094A (en)
CH (1) CH573285A5 (en)
FR (1) FR2172735A5 (en)
GB (1) GB1425368A (en)
IT (1) IT979147B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110978352A (en) * 2019-12-26 2020-04-10 李雯雯 Trimming and transferring equipment for lock tube plastic part for architectural decoration and working method of trimming and transferring equipment

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0182954A1 (en) * 1984-11-29 1986-06-04 Fiorenzo Trebbi Device for sharpening points, reamers and threading-parts
US4787176A (en) * 1986-01-24 1988-11-29 The Boeing Company Drill bit sharpening apparatus
US4821463A (en) * 1986-01-24 1989-04-18 The Boeing Company Drill bit sharpening apparatus
US4782633A (en) * 1986-01-24 1988-11-08 The Boeing Company Drill bit sharpening method
US20060128272A1 (en) * 1998-05-21 2006-06-15 Tycom Corporation Automated drill bit re-sharpening and verification system
US6283824B1 (en) * 1998-05-21 2001-09-04 Tycom Corporation Automated drill bit re-sharpening and verification system
TW538849U (en) * 2002-05-21 2003-06-21 Jen-Fu Lin Grinding device for drill bit
CN102941513B (en) * 2012-11-20 2015-03-18 丹阳市盛力机械有限公司 Combined grinding machine for notches and double clearance angles of twist drills
CN108705385A (en) * 2018-08-04 2018-10-26 陕西理工大学 Fluted drill Sharpening device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US288069A (en) * 1883-11-06 Emery-wheel for grinding twist-drills and other tools
US2017532A (en) * 1933-10-11 1935-10-15 Nicholas J Elter Drill sharpening mechanism
US2474357A (en) * 1947-07-11 1949-06-28 Elizabeth E Haynes Drill grinder
US2618909A (en) * 1950-01-10 1952-11-25 Norton Co Grinding machine
US2827741A (en) * 1953-09-29 1958-03-25 Robert K Thomas Drill grinding machine
US2911771A (en) * 1956-09-28 1959-11-10 Christen & Co A G Apparatus for sharpening drills by means of a grinding wheel
US2897635A (en) * 1956-11-16 1959-08-04 Stephanoff Alexander Drill pointing machine
US2907149A (en) * 1957-02-26 1959-10-06 Lowell E Whitesel Drill grinder device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110978352A (en) * 2019-12-26 2020-04-10 李雯雯 Trimming and transferring equipment for lock tube plastic part for architectural decoration and working method of trimming and transferring equipment
CN110978352B (en) * 2019-12-26 2021-12-28 青岛国工建筑装饰有限公司 Trimming and transferring equipment for lock tube plastic part for architectural decoration and working method of trimming and transferring equipment

Also Published As

Publication number Publication date
IT979147B (en) 1974-09-30
GB1425368A (en) 1976-02-18
FR2172735A5 (en) 1973-09-28
US3828480A (en) 1974-08-13
JPS4894094A (en) 1973-12-04

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Legal Events

Date Code Title Description
PL Patent ceased