GB1136446A - Drills - Google Patents

Drills

Info

Publication number
GB1136446A
GB1136446A GB51791/66A GB5179166A GB1136446A GB 1136446 A GB1136446 A GB 1136446A GB 51791/66 A GB51791/66 A GB 51791/66A GB 5179166 A GB5179166 A GB 5179166A GB 1136446 A GB1136446 A GB 1136446A
Authority
GB
United Kingdom
Prior art keywords
drills
dixi
flats
heading
drill
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
GB51791/66A
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.)
Dixi SA
Original Assignee
Dixi SA
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 Dixi SA filed Critical Dixi SA
Publication of GB1136446A publication Critical patent/GB1136446A/en
Expired 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
    • B23B51/00—Tools for drilling machines
    • B23B51/0002—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position
    • B23B51/0003—Drills with connected cutting heads, e.g. with non-exchangeable cutting heads; Drills with a single insert extending across the rotational axis and having at least two radially extending cutting edges in the working position with exchangeable heads or inserts
    • B23B51/00035—Spade drills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/24—Overall form of drilling tools
    • B23B2251/241—Cross sections of the diameter of the drill
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/011—Micro drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

1,136,446. Drills. DIXI S.A. 18 Nov., 1966 [4 Oct., 1966], No. 51791/66. Heading B3C. A drill has a cutting end 5 formed with cutting edges 9 of greater diameter than that of the body 3, Fig. 1. In a modification, the body 13 has flats 14, Fig. 5a.
GB51791/66A 1966-10-04 1966-11-18 Drills Expired GB1136446A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1431166A CH463915A (en) 1966-10-04 1966-10-04 Forest

Publications (1)

Publication Number Publication Date
GB1136446A true GB1136446A (en) 1968-12-11

Family

ID=4399757

Family Applications (1)

Application Number Title Priority Date Filing Date
GB51791/66A Expired GB1136446A (en) 1966-10-04 1966-11-18 Drills

Country Status (3)

Country Link
CH (1) CH463915A (en)
DE (1) DE6606473U (en)
GB (1) GB1136446A (en)

Also Published As

Publication number Publication date
DE6606473U (en) 1970-11-26
CH463915A (en) 1968-10-15

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