DE199149C - - Google Patents

Info

Publication number
DE199149C
DE199149C DENDAT199149D DE199149DA DE199149C DE 199149 C DE199149 C DE 199149C DE NDAT199149 D DENDAT199149 D DE NDAT199149D DE 199149D A DE199149D A DE 199149DA DE 199149 C DE199149 C DE 199149C
Authority
DE
Germany
Prior art keywords
key
space
lever
space key
switchover
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.)
Active
Application number
DENDAT199149D
Other languages
German (de)
English (en)
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.)
Publication of DE199149C publication Critical patent/DE199149C/de
Active legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • B41J5/18—Locks
    • B41J5/20—Locks for subsidiary keys, e.g. for shift keys
    • 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
    • E21D15/28—Telescopic props with parts held relatively to each other by friction or gripping
    • E21D15/43—Details of wedges
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32114—Articulated members including static joint
    • Y10T403/32221—Articulate joint comprises pivoted clevis or channel bar
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32254—Lockable at fixed position
    • Y10T403/32262—At selected angle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32606—Pivoted

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Clamps And Clips (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Toys (AREA)
DENDAT199149D 1954-01-29 Active DE199149C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE797673X 1954-01-29
DEG14124A DE1090613B (de) 1954-01-29 1954-04-03 Verfahren und Vorrichtung zum Kuppeln und/oder Verriegeln bzw. Entkuppeln und/oder Entriegeln der Schloesser von durch solche miteinander verbundenen Gelenkkappen od. dgl.

Publications (1)

Publication Number Publication Date
DE199149C true DE199149C (zh)

Family

ID=25948572

Family Applications (2)

Application Number Title Priority Date Filing Date
DENDAT199149D Active DE199149C (zh) 1954-01-29
DEG14124A Pending DE1090613B (de) 1954-01-29 1954-04-03 Verfahren und Vorrichtung zum Kuppeln und/oder Verriegeln bzw. Entkuppeln und/oder Entriegeln der Schloesser von durch solche miteinander verbundenen Gelenkkappen od. dgl.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DEG14124A Pending DE1090613B (de) 1954-01-29 1954-04-03 Verfahren und Vorrichtung zum Kuppeln und/oder Verriegeln bzw. Entkuppeln und/oder Entriegeln der Schloesser von durch solche miteinander verbundenen Gelenkkappen od. dgl.

Country Status (5)

Country Link
US (1) US2959924A (zh)
BE (1) BE535250A (zh)
DE (2) DE1090613B (zh)
FR (1) FR1121012A (zh)
GB (1) GB797673A (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1149679B (de) * 1960-04-01 1963-06-06 Karl M Groetschel Dipl Ing Vorrichtung zum maschinellen Verriegeln und Entriegeln von frei tragend vorzupfaendenden Kappen
US3163011A (en) * 1960-11-14 1964-12-29 Karl M Groetschel Connection for lagging irons
US3506073A (en) * 1967-04-27 1970-04-14 Allis Chalmers Mfg Co Folding gang lock
US5813629A (en) * 1996-04-10 1998-09-29 Cabrera; Carlos Parra Airplane stretcher system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB668397A (en) * 1948-05-05 1952-03-19 Groetschel Karl Maria A method and apparatus for provisionally supporting the working faces of mines or the like
DE800077C (de) * 1948-11-13 1950-09-01 Willi Hansen Vorrichtung zum Rauben von eisernen Grubenstempeln u. dgl.
DE801930C (de) * 1949-03-27 1951-01-29 Mannesmann Ag Sicherung fuer Klemmkeile bei Grubenstempeln
BE501784A (zh) * 1949-10-18
DE897085C (de) * 1949-11-26 1953-11-19 Hans Gerlach Dipl Ing Grubenausbau fuer Abbaubetriebe
DE861092C (de) * 1950-06-03 1952-12-29 Ludwig Vanwersch Kappen fuer den Grubenausbau und Verfahren zur Herstellung derselben
DE839484C (de) * 1950-09-02 1952-05-19 Gutehoffnungshuette Oberhausen Klemm- und Raubkeil fuer Grubenstempel
BE516921A (zh) * 1952-01-16
BE511825A (zh) * 1952-05-31
BE514563A (zh) * 1952-10-01
DE952976C (de) * 1953-01-28 1956-11-22 Karl Maria Groetschel Dipl Ing Drehgelenkig miteinander verbundene Schaleisen

Also Published As

Publication number Publication date
GB797673A (en) 1958-07-09
FR1121012A (fr) 1956-07-19
BE535250A (zh)
DE1090613B (de) 1960-10-13
US2959924A (en) 1960-11-15

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