GB299875A - Improvements in lathe tools - Google Patents

Improvements in lathe tools

Info

Publication number
GB299875A
GB299875A GB30373/28A GB3037328A GB299875A GB 299875 A GB299875 A GB 299875A GB 30373/28 A GB30373/28 A GB 30373/28A GB 3037328 A GB3037328 A GB 3037328A GB 299875 A GB299875 A GB 299875A
Authority
GB
United Kingdom
Prior art keywords
tools
cutting
lathe tools
lathes
ges
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
GB30373/28A
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.)
Krupp Stahl AG
Fried Krupp AG
Original Assignee
Krupp Stahl AG
Fried Krupp AG
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 Krupp Stahl AG, Fried Krupp AG filed Critical Krupp Stahl AG
Publication of GB299875A publication Critical patent/GB299875A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
    • B23B27/04—Cutting-off tools
    • B23B27/045—Cutting-off tools with chip-breaking arrangements

Abstract

299,875. Krupp AKt.-Ges., F. Nov. 4, 1927, [Convention date]. Void [Published under Sect. 91 of the Acts]. Tools. -Grooving and cutting-off tools for lathes, particularly those with cutting edges of tungsten carbide, have the top surface formed concave at 3 to provide proper rake over the whole length of the cutting edge. The tool is preferably somewhat pointed at 1, and formed with well rounded corners 4.
GB30373/28A 1927-11-04 1928-10-20 Improvements in lathe tools Expired GB299875A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEK106641D DE498422C (en) 1927-11-04 1927-11-04 Cutting tool for parting off and cutting into narrow grooves

Publications (1)

Publication Number Publication Date
GB299875A true GB299875A (en) 1929-10-10

Family

ID=6091414

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30373/28A Expired GB299875A (en) 1927-11-04 1928-10-20 Improvements in lathe tools

Country Status (3)

Country Link
DE (1) DE498422C (en)
FR (1) FR662818A (en)
GB (1) GB299875A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0054883A1 (en) * 1980-12-23 1982-06-30 General Electric Company Cutting insert for deep grooving
WO1991008071A1 (en) * 1989-11-23 1991-06-13 Hertel Ag Werkzeuge + Hartstoffe Cutting-off tool
EP1123765A1 (en) * 2000-01-31 2001-08-16 Ngk Spark Plug Co., Ltd Cut-off insert

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE870638C (en) * 1941-05-07 1953-03-16 Deutsche Edelstahlwerke Ag Tool with inserted cutting edge and process for its manufacture
DE2404302C2 (en) * 1974-01-30 1986-04-17 Zinner, Karl, 8500 Nürnberg Cutting chisel for a parting tool

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0054883A1 (en) * 1980-12-23 1982-06-30 General Electric Company Cutting insert for deep grooving
WO1991008071A1 (en) * 1989-11-23 1991-06-13 Hertel Ag Werkzeuge + Hartstoffe Cutting-off tool
US5137396A (en) * 1989-11-23 1992-08-11 Hertel Ag Werkzeuge+Hartstoffe Cutoff tool
EP1123765A1 (en) * 2000-01-31 2001-08-16 Ngk Spark Plug Co., Ltd Cut-off insert

Also Published As

Publication number Publication date
DE498422C (en) 1930-05-22
FR662818A (en) 1929-08-22

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Ber et al. Some New Conceptions of the Technology of Chip Breakers