FR977292A - Machineà visser et dévisser les tire-fonds aux traverses de chemins de fer - Google Patents

Machineà visser et dévisser les tire-fonds aux traverses de chemins de fer

Info

Publication number
FR977292A
FR977292A FR977292DA FR977292A FR 977292 A FR977292 A FR 977292A FR 977292D A FR977292D A FR 977292DA FR 977292 A FR977292 A FR 977292A
Authority
FR
France
Prior art keywords
unscrewing
screwing
machine
railway sleepers
lag bolts
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
English (en)
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.)
PARISIENNE DE MECANIQUE JAMI S
Original Assignee
PARISIENNE DE MECANIQUE JAMI S
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 PARISIENNE DE MECANIQUE JAMI S filed Critical PARISIENNE DE MECANIQUE JAMI S
Application granted granted Critical
Publication of FR977292A publication Critical patent/FR977292A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
    • E01B29/24—Fixing or removing detachable fastening means or accessories thereof; Pre-assembling track components by detachable fastening means
    • E01B29/28—Fixing or removing detachable fastening means or accessories thereof; Pre-assembling track components by detachable fastening means the fastening means being of screw-and-nut type; Apparatus therefor, adapted to additionally drilling holes

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
FR977292D 1948-11-06 1948-11-06 Machineà visser et dévisser les tire-fonds aux traverses de chemins de fer Expired FR977292A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR977292T 1948-11-06

Publications (1)

Publication Number Publication Date
FR977292A true FR977292A (fr) 1951-03-29

Family

ID=9519586

Family Applications (1)

Application Number Title Priority Date Filing Date
FR977292D Expired FR977292A (fr) 1948-11-06 1948-11-06 Machineà visser et dévisser les tire-fonds aux traverses de chemins de fer

Country Status (3)

Country Link
CH (1) CH281676A (fr)
DE (1) DE848964C (fr)
FR (1) FR977292A (fr)

Also Published As

Publication number Publication date
CH281676A (fr) 1952-03-31
DE848964C (de) 1952-09-11

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