FR507377A - Patin métallique pour colonnes ou piliers de soutènement - Google Patents

Patin métallique pour colonnes ou piliers de soutènement

Info

Publication number
FR507377A
FR507377A FR507377DA FR507377A FR 507377 A FR507377 A FR 507377A FR 507377D A FR507377D A FR 507377DA FR 507377 A FR507377 A FR 507377A
Authority
FR
France
Prior art keywords
pillars
supporting columns
metallic pad
metallic
pad
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)
Inventor
August Wagner
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR507377A publication Critical patent/FR507377A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J15/00—Riveting
    • B21J15/10—Riveting machines
    • B21J15/36—Rivet sets, i.e. tools for forming heads; Mandrels for expanding parts of hollow rivets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J15/00—Riveting
    • B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
    • B21J15/46—Positioners for rivets for making tube joints
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/16—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure
    • E21D15/18—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure with one part resting on a supporting medium, e.g. rubber, sand, bitumen, lead, located in the other part, with or without expulsion or displacement of the medium upon excessive pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Insertion Pins And Rivets (AREA)
  • Portable Nailing Machines And Staplers (AREA)
FR507377D 1918-01-28 1919-12-13 Patin métallique pour colonnes ou piliers de soutènement Expired FR507377A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE507377X 1918-01-28

Publications (1)

Publication Number Publication Date
FR507377A true FR507377A (fr) 1920-09-14

Family

ID=1535724

Family Applications (1)

Application Number Title Priority Date Filing Date
FR507377D Expired FR507377A (fr) 1918-01-28 1919-12-13 Patin métallique pour colonnes ou piliers de soutènement

Country Status (5)

Country Link
AT (1) AT89688B (fr)
CH (1) CH93860A (fr)
DK (1) DK29951C (fr)
FR (1) FR507377A (fr)
GB (1) GB145496A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3712572A (en) * 1969-05-16 1973-01-23 Groetschel Karl Maria Mechanical extension devices for hydraulic or other props

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3712572A (en) * 1969-05-16 1973-01-23 Groetschel Karl Maria Mechanical extension devices for hydraulic or other props

Also Published As

Publication number Publication date
CH93860A (de) 1922-03-16
DK29951C (da) 1922-07-17
GB145496A (en) 1921-08-25
AT89688B (de) 1922-10-10

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