FR664007A - Tapping unit, for machine tool - Google Patents

Tapping unit, for machine tool

Info

Publication number
FR664007A
FR664007A FR664007DA FR664007A FR 664007 A FR664007 A FR 664007A FR 664007D A FR664007D A FR 664007DA FR 664007 A FR664007 A FR 664007A
Authority
FR
France
Prior art keywords
machine tool
tapping unit
tapping
unit
tool
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
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.)
National Automatic Tool Co Inc
Original Assignee
National Automatic Tool Co Inc
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 National Automatic Tool Co Inc filed Critical National Automatic Tool Co Inc
Application granted granted Critical
Publication of FR664007A publication Critical patent/FR664007A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00—Thread cutting; Automatic machines specially designed therefor
    • B23G1/16—Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps
    • B23G1/20—Machines with a plurality of working spindles
FR664007D 1928-02-13 1928-11-15 Tapping unit, for machine tool Expired FR664007A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US664007XA 1928-02-13 1928-02-13

Publications (1)

Publication Number Publication Date
FR664007A true FR664007A (en) 1929-08-28

Family

ID=22069277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR664007D Expired FR664007A (en) 1928-02-13 1928-11-15 Tapping unit, for machine tool

Country Status (1)

Country Link
FR (1) FR664007A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3153276A (en) * 1961-08-24 1964-10-20 Pipe Machinery Company Multi-station machine including workholding and positioning apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3153276A (en) * 1961-08-24 1964-10-20 Pipe Machinery Company Multi-station machine including workholding and positioning apparatus

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