IT974895B - IMPROVEMENT IN SHORING DEVICES FOR SCREEDS AND SIMILAR TRENCHES - Google Patents

IMPROVEMENT IN SHORING DEVICES FOR SCREEDS AND SIMILAR TRENCHES

Info

Publication number
IT974895B
IT974895B IT55179/72A IT5517972A IT974895B IT 974895 B IT974895 B IT 974895B IT 55179/72 A IT55179/72 A IT 55179/72A IT 5517972 A IT5517972 A IT 5517972A IT 974895 B IT974895 B IT 974895B
Authority
IT
Italy
Prior art keywords
screeds
improvement
shoring devices
similar trenches
trenches
Prior art date
Application number
IT55179/72A
Other languages
Italian (it)
Original Assignee
Plank O
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 Plank O filed Critical Plank O
Application granted granted Critical
Publication of IT974895B publication Critical patent/IT974895B/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/06—Foundation trenches ditches or narrow shafts
    • E02D17/08—Bordering or stiffening the sides of ditches trenches or narrow shafts for foundations
    • E02D17/083—Shoring struts
    • 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
    • E21D15/15—Means counteracting entry of dirt; Built-in cleaning devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J10/00—Engine or like cylinders; Features of hollow, e.g. cylindrical, bodies in general
    • F16J10/02—Cylinders designed to receive moving pistons or plungers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Actuator (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
IT55179/72A 1972-11-08 1972-12-29 IMPROVEMENT IN SHORING DEVICES FOR SCREEDS AND SIMILAR TRENCHES IT974895B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30482472A 1972-11-08 1972-11-08

Publications (1)

Publication Number Publication Date
IT974895B true IT974895B (en) 1974-07-10

Family

ID=23178179

Family Applications (1)

Application Number Title Priority Date Filing Date
IT55179/72A IT974895B (en) 1972-11-08 1972-12-29 IMPROVEMENT IN SHORING DEVICES FOR SCREEDS AND SIMILAR TRENCHES

Country Status (9)

Country Link
US (1) US3791151A (en)
AR (1) AR201016A1 (en)
AT (1) AT327808B (en)
BR (1) BR7308763D0 (en)
CA (1) CA978512A (en)
CH (1) CH549698A (en)
DE (1) DE2264164A1 (en)
IT (1) IT974895B (en)
NL (1) NL7314386A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2732339C2 (en) * 1977-07-16 1990-03-29 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Longwall mining, especially longwall mining
US4453863A (en) * 1982-01-29 1984-06-12 Safety Lights Sales & Leasing, Inc. Trench shoring device
GB2160561B (en) * 1984-06-20 1987-07-29 Nippon Speed Shore An expansion beam for shoring sand guards
FR2615218B1 (en) * 1987-05-13 1991-05-17 Gundogar Ahmet SHIELDING FOR TRENCHES
US5125395A (en) * 1990-09-12 1992-06-30 Adair Edwin Lloyd Deflectable sheath for optical catheter
US5096334B1 (en) * 1990-09-28 1998-07-14 Speed Shore Corp Shoring shield
EP0573732A1 (en) * 1992-06-09 1993-12-15 Gerhard Fritscher Shoring device for supporting a trenchwall in a trench
US5232313A (en) * 1992-10-08 1993-08-03 Jennings Charles B Shoring guard
US5482404A (en) 1993-07-27 1996-01-09 Tenbusch, Ii; Albert A. Underground pipe replacement technique
US6017170A (en) * 1998-06-01 2000-01-25 American Rescue Technologies, Inc. Adjustable self locking shoring strut
US7048471B2 (en) * 2000-04-05 2006-05-23 Maksim Kadiu Shoring device
US6821057B1 (en) 2000-04-05 2004-11-23 Maksim Kadiu Magnetic shoring device
US7056067B2 (en) * 2003-10-03 2006-06-06 Max Kadiu Trench shoring device
US7101119B2 (en) * 2004-07-27 2006-09-05 Victor M Cerda Shoring assembly and method
CN111188343B (en) * 2020-01-11 2021-09-14 湖南城市学院 Support protective structure for building foundation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US804696A (en) * 1904-11-04 1905-11-14 Friedrich Wilhelm Winterhoff Apparatus for forming stays and for connecting struts.
US3224201A (en) * 1960-08-11 1965-12-21 Speed Shore Corp Shoring apparatus
US3172339A (en) * 1962-10-02 1965-03-09 Yale & Towne Inc Hydraulic lift truck
US3362167A (en) * 1965-07-27 1968-01-09 Allied Steel Tractor Prod Inc Shoring apparatus
DE1601715A1 (en) * 1968-03-09 1970-08-13 Rolf Dohrendorf Hydraulic equipment, in particular for driving construction machines

Also Published As

Publication number Publication date
AR201016A1 (en) 1975-02-06
DE2264164A1 (en) 1974-05-16
CH549698A (en) 1974-05-31
NL7314386A (en) 1974-05-10
ATA1114272A (en) 1975-04-15
BR7308763D0 (en) 1974-09-05
US3791151A (en) 1974-02-12
CA978512A (en) 1975-11-25
AT327808B (en) 1976-02-25

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