FR1340569A - Twisting machine, in particular for drilling tools - Google Patents

Twisting machine, in particular for drilling tools

Info

Publication number
FR1340569A
FR1340569A FR917555A FR917555A FR1340569A FR 1340569 A FR1340569 A FR 1340569A FR 917555 A FR917555 A FR 917555A FR 917555 A FR917555 A FR 917555A FR 1340569 A FR1340569 A FR 1340569A
Authority
FR
France
Prior art keywords
twisting machine
drilling tools
drilling
tools
twisting
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
FR917555A
Other languages
French (fr)
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.)
ROHDE AND DORRENBERG
Original Assignee
ROHDE AND DORRENBERG
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 ROHDE AND DORRENBERG filed Critical ROHDE AND DORRENBERG
Priority to FR917555A priority Critical patent/FR1340569A/en
Application granted granted Critical
Publication of FR1340569A publication Critical patent/FR1340569A/en
Priority to GB4795363A priority patent/GB996117A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K5/00—Making tools or tool parts, e.g. pliers
    • B21K5/02—Making tools or tool parts, e.g. pliers drilling-tools or other for making or working on holes
    • B21K5/04—Making tools or tool parts, e.g. pliers drilling-tools or other for making or working on holes twisting-tools, e.g. drills, reamers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/14—Twisting
FR917555A 1962-12-04 1962-12-04 Twisting machine, in particular for drilling tools Expired FR1340569A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR917555A FR1340569A (en) 1962-12-04 1962-12-04 Twisting machine, in particular for drilling tools
GB4795363A GB996117A (en) 1962-12-04 1963-12-04 A machine for forming helicably fluted workpieces by twisting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR917555A FR1340569A (en) 1962-12-04 1962-12-04 Twisting machine, in particular for drilling tools

Publications (1)

Publication Number Publication Date
FR1340569A true FR1340569A (en) 1963-10-18

Family

ID=8792132

Family Applications (1)

Application Number Title Priority Date Filing Date
FR917555A Expired FR1340569A (en) 1962-12-04 1962-12-04 Twisting machine, in particular for drilling tools

Country Status (2)

Country Link
FR (1) FR1340569A (en)
GB (1) GB996117A (en)

Also Published As

Publication number Publication date
GB996117A (en) 1965-06-23

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