FR2290980B3 - - Google Patents

Info

Publication number
FR2290980B3
FR2290980B3 FR7502347A FR7502347A FR2290980B3 FR 2290980 B3 FR2290980 B3 FR 2290980B3 FR 7502347 A FR7502347 A FR 7502347A FR 7502347 A FR7502347 A FR 7502347A FR 2290980 B3 FR2290980 B3 FR 2290980B3
Authority
FR
France
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
FR7502347A
Other languages
French (fr)
Other versions
FR2290980A1 (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.)
WAGNER MASCHF GUSTAV
Original Assignee
WAGNER MASCHF GUSTAV
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 WAGNER MASCHF GUSTAV filed Critical WAGNER MASCHF GUSTAV
Publication of FR2290980A1 publication Critical patent/FR2290980A1/fr
Application granted granted Critical
Publication of FR2290980B3 publication Critical patent/FR2290980B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B23B41/003—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for drilling elongated pieces, e.g. beams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
    • B23B39/22—Drilling machines with a plurality of working-spindles; Drilling automatons with working-spindles in opposite headstocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
FR7502347A 1974-11-14 1975-01-24 Perceuse, notamment pour eclisses de raccordement de rails de chemin de fer Granted FR2290980A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7438095 1974-11-14

Publications (2)

Publication Number Publication Date
FR2290980A1 FR2290980A1 (fr) 1976-06-11
FR2290980B3 true FR2290980B3 (fi) 1977-10-21

Family

ID=6647467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7502347A Granted FR2290980A1 (fr) 1974-11-14 1975-01-24 Perceuse, notamment pour eclisses de raccordement de rails de chemin de fer

Country Status (1)

Country Link
FR (1) FR2290980A1 (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111041992A (zh) * 2019-12-18 2020-04-21 中建科工集团有限公司 一种采用轨道滑移的变轨方法

Also Published As

Publication number Publication date
FR2290980A1 (fr) 1976-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse