GB8704146D0 - Drilling bit - Google Patents

Drilling bit

Info

Publication number
GB8704146D0
GB8704146D0 GB878704146A GB8704146A GB8704146D0 GB 8704146 D0 GB8704146 D0 GB 8704146D0 GB 878704146 A GB878704146 A GB 878704146A GB 8704146 A GB8704146 A GB 8704146A GB 8704146 D0 GB8704146 D0 GB 8704146D0
Authority
GB
United Kingdom
Prior art keywords
drilling bit
drilling
bit
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.)
Pending
Application number
GB878704146A
Other versions
GB2201910A (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.)
SPENCER J
Original Assignee
SPENCER J
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 SPENCER J filed Critical SPENCER J
Priority to GB08704146A priority Critical patent/GB2201910A/en
Publication of GB8704146D0 publication Critical patent/GB8704146D0/en
Publication of GB2201910A publication Critical patent/GB2201910A/en
Pending legal-status Critical Current

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
    • B23B—TURNING; BORING
    • B23B2226/00—Materials of tools or workpieces not comprising a metal
    • B23B2226/75—Stone, rock or concrete
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2240/00—Details of connections of tools or workpieces
    • B23B2240/08—Brazed connections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/48—Chip breakers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/50—Drilling tools comprising cutting inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
GB08704146A 1987-02-23 1987-02-23 Drilling bit Pending GB2201910A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08704146A GB2201910A (en) 1987-02-23 1987-02-23 Drilling bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08704146A GB2201910A (en) 1987-02-23 1987-02-23 Drilling bit

Publications (2)

Publication Number Publication Date
GB8704146D0 true GB8704146D0 (en) 1987-04-01
GB2201910A GB2201910A (en) 1988-09-14

Family

ID=10612736

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08704146A Pending GB2201910A (en) 1987-02-23 1987-02-23 Drilling bit

Country Status (1)

Country Link
GB (1) GB2201910A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5056967A (en) * 1989-03-28 1991-10-15 Premier Industrial Corporation Spotweld removal tool
US6213692B1 (en) 1995-03-30 2001-04-10 Vilab Ag Cutting tool
DE29601653U1 (en) * 1995-03-30 1996-08-01 Guehring Joerg Dr Cutting tool
GB2303810A (en) * 1995-07-29 1997-03-05 Black & Decker Inc Masonry drill bit
GB2303809A (en) * 1995-07-29 1997-03-05 Black & Decker Inc Roll-forged drill bit
GB2318072A (en) * 1996-09-21 1998-04-15 Plansee Tizit Gmbh Masonry bit
AT5577U1 (en) * 2001-07-02 2002-08-26 Plansee Tizit Ag DRILL FOR DRILLING STONE
DE202007002120U1 (en) * 2007-02-08 2008-06-19 Illinois Tool Works Inc., Glenview rock drill
FR2971175B1 (en) * 2011-02-07 2013-11-29 Etienne Nizet UNIVERSAL FOREST
US9662717B2 (en) * 2011-05-23 2017-05-30 Sharon-Cutwell Co., Inc. Drilling tool
DE102013110000A1 (en) 2013-09-11 2015-03-12 Drebo Werkzeugfabrik Gmbh Drill bit insert or drill head attachment as well as drills
US9879483B2 (en) * 2014-11-07 2018-01-30 Drebo Werkzeugfabrik Gmbh Drill head insert or drill head attachment and drill
EP3305448B1 (en) 2016-09-23 2020-11-04 Milwaukee Electric Tool Corporation Hole saw arbor assembly
US10730119B2 (en) 2017-01-06 2020-08-04 Milwaukee Electric Tool Corporation Hole saw
USD973733S1 (en) 2017-08-15 2022-12-27 Milwaukee Electric Tool Corporation Hole saw
US10974327B1 (en) * 2019-10-31 2021-04-13 Facet Precision Tool GmbH Drills and drill bits with buttressed chip breakers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB452750A (en) * 1935-12-13 1936-08-28 Albert Edward Shiner Improvements relating to twist drills
BE424785A (en) * 1936-11-24
GB494976A (en) * 1937-05-10 1938-11-04 Noel Phillips Improvements in or relating to boring or drilling tools
GB520213A (en) * 1938-11-30 1940-04-17 Reginald Frederick Knowlson Improvements in and relating to rotary cutting tools
GB550306A (en) * 1942-01-19 1943-01-01 Herbert Ltd A Improvements relating to drills and to cutters therefor
US3049033A (en) * 1959-05-20 1962-08-14 Erickson Tool Co Spade drill and grinding fixture therefor
DE2539855B2 (en) * 1975-07-14 1978-03-30 Amtel, Inc., Providence, R.I. (V.St.A.) Point drilling tool
US4595322A (en) * 1981-08-10 1986-06-17 Burke Clement Spade drill bit

Also Published As

Publication number Publication date
GB2201910A (en) 1988-09-14

Similar Documents

Publication Publication Date Title
GB8926837D0 (en) Drill bit
GB8528777D0 (en) Drill bit
EP0239328A3 (en) Drill bits
EP0479335A3 (en) Drill
GB2202877B (en) Drag type drilling bit
GB8704146D0 (en) Drilling bit
EP0187971A3 (en) Drill bit
GB8428829D0 (en) Drill bit
GB2203470B (en) Drill bits
GB8827879D0 (en) Drill bit
GB8618457D0 (en) Drill bit
GB8726868D0 (en) Drill bit
ZA90326B (en) Drill bit
SU1488426A1 (en) Drilling tool
PL266604A1 (en) Drilling bit
ZA87174B (en) Drill bit
GB8718489D0 (en) Drill bit
GB2209494B (en) Drilling chuck
GB8708874D0 (en) Drill bits
SG72394G (en) Drill bits
GB2197897B (en) Drill bit
GB8527556D0 (en) Drill bit
GB8729740D0 (en) Boring bits
SG72594G (en) Rock bit
GB8621403D0 (en) Drill bit