JPS5038402B2 - - Google Patents

Info

Publication number
JPS5038402B2
JPS5038402B2 JP48057904A JP5790473A JPS5038402B2 JP S5038402 B2 JPS5038402 B2 JP S5038402B2 JP 48057904 A JP48057904 A JP 48057904A JP 5790473 A JP5790473 A JP 5790473A JP S5038402 B2 JPS5038402 B2 JP S5038402B2
Authority
JP
Japan
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
JP48057904A
Other languages
Japanese (ja)
Other versions
JPS4942110A (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS4942110A publication Critical patent/JPS4942110A/ja
Publication of JPS5038402B2 publication Critical patent/JPS5038402B2/ja
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/247—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated pneumatically actuated
    • 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
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G25/00—Shores or struts; Chocks
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G2025/047—Shores or struts; Chocks telescopic which telescoping action effected by a piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
JP48057904A 1972-05-25 1973-05-25 Expired JPS5038402B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00256731A US3851856A (en) 1972-05-25 1972-05-25 Shoring jacking

Publications (2)

Publication Number Publication Date
JPS4942110A JPS4942110A (enrdf_load_stackoverflow) 1974-04-20
JPS5038402B2 true JPS5038402B2 (enrdf_load_stackoverflow) 1975-12-09

Family

ID=22973370

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48057904A Expired JPS5038402B2 (enrdf_load_stackoverflow) 1972-05-25 1973-05-25

Country Status (3)

Country Link
US (1) US3851856A (enrdf_load_stackoverflow)
JP (1) JPS5038402B2 (enrdf_load_stackoverflow)
GB (1) GB1403466A (enrdf_load_stackoverflow)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57270B2 (enrdf_load_stackoverflow) * 1974-07-01 1982-01-06
US4058983A (en) * 1976-02-09 1977-11-22 Griswold James L Trench shoring assembly with lifting attachment
JPS5640799Y2 (enrdf_load_stackoverflow) * 1976-07-05 1981-09-24
US4581979A (en) * 1983-07-01 1986-04-15 Automotive Products Plc Shipping and installation restraining clip for master cylinder input member
GB2160561B (en) * 1984-06-20 1987-07-29 Nippon Speed Shore An expansion beam for shoring sand guards
US4660806A (en) * 1985-09-12 1987-04-28 Masters Scott A Push stick for plumb and line adjustment of stud walls
US4682914A (en) * 1985-12-23 1987-07-28 Isamu Aihara Hydraulic trench support
GB2190962A (en) * 1986-05-30 1987-12-02 Marco Romeo Sarra Lifting jacks
US4787781A (en) * 1987-05-14 1988-11-29 Walter Lipscomb Shoring device
AU603455B2 (en) * 1987-06-23 1990-11-15 Polyform Pty. Ltd. Flexible load cell
US5096334B1 (en) * 1990-09-28 1998-07-14 Speed Shore Corp Shoring shield
US5232312A (en) * 1992-04-24 1993-08-03 Jennings Charles B Shoring device
US5310290A (en) * 1993-03-12 1994-05-10 Spencer Dennis I Protective structure for excavations
US5513555A (en) * 1994-01-21 1996-05-07 Michael J. Plank Quick-release cam lock with locking pin
US5868060A (en) * 1994-01-24 1999-02-09 Speed Shore Corp. Quick-release cam lock
US5499890A (en) * 1994-07-08 1996-03-19 Americ Corporation Trench shoring device with locking mechanism
US6027102A (en) * 1997-04-21 2000-02-22 Krupa; Richard P. Hydraulic jack stand
US6017170A (en) * 1998-06-01 2000-01-25 American Rescue Technologies, Inc. Adjustable self locking shoring strut
US6039522A (en) * 1999-01-19 2000-03-21 Kinedyne Corporation Automatic locking and unlocking shoring bar
US6158705A (en) * 1999-04-09 2000-12-12 Airshore International Direct Equipment West Ltd. Vehicle Stabilization and support tool
US6379084B1 (en) * 1999-12-17 2002-04-30 Jack Kennedy Metal Products And Buildings, Inc. Mine stopping
US6682263B2 (en) 1999-12-17 2004-01-27 Jack Kennedy Metal Products & Buildings, Inc. Multiple tier stopping and method of constructing stopping
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
US6616133B1 (en) * 2001-07-18 2003-09-09 Norgren Automotive, Inc. Linear actuator having an adjustable piston rod
US6846132B2 (en) 2002-02-01 2005-01-25 Jack Kennedy Metal Products & Buildings, Inc. Mine stopping and braces therefor
US6585231B1 (en) * 2002-06-12 2003-07-01 Anthony R. Fratoni, Jr. Pneumatic jack
US7309190B1 (en) * 2002-09-23 2007-12-18 Sullivan James G Shoring device with removable swivel side plates containing detente sphere attachments
US6746183B1 (en) * 2002-09-23 2004-06-08 James G. Sullivan Shoring device with outer ratcheting collar
US7056067B2 (en) 2003-10-03 2006-06-06 Max Kadiu Trench shoring device
RU2274594C1 (ru) * 2004-11-30 2006-04-20 Евгений Антонович Сеноедов Конвейер пластинчатый передвижной с изменяемой высотой подъема
US7387470B2 (en) * 2006-05-12 2008-06-17 Mccracken Robert Stackable concrete forming apparatus components
US7967352B2 (en) * 2007-09-05 2011-06-28 Tandemloc, Inc. Load spreader bar end cap
US7584932B2 (en) * 2007-10-23 2009-09-08 Lung Ching Shih Construction prop
EA016191B1 (ru) * 2007-12-14 2012-03-30 Петар Куник Усовершенствованная конструкция гидравлической опоры для опалубки
US7837413B1 (en) * 2008-01-23 2010-11-23 Kundel Sr Robert Adjustable trench box and spreader bar
NL2004821C2 (nl) * 2010-06-04 2011-12-06 Holmatro Ind Equip Inrichting met een cilinder, zoals een spreidvijzel.
WO2012027356A1 (en) 2010-08-23 2012-03-01 Titan Formwork Systems, Llc Shoring post with supplemental beam support
CA2754303A1 (en) * 2010-10-03 2012-04-03 Gray Manufacturing, Inc. Air assisted heavy equipment support stand
US8662476B2 (en) 2011-01-31 2014-03-04 Weddle Tool Company Post ram
US9132993B1 (en) 2014-07-03 2015-09-15 Tandemloc, Inc. Load spreader bar pipe connecting sleeve with offset end plate
CN112681139B (zh) * 2020-12-17 2022-04-15 何陆灏 一种土木工程安全施工砂箱装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1590830A (en) * 1924-03-20 1926-06-29 Jewkes Spencer Pneumatic lifting jack
US2691503A (en) * 1950-03-18 1954-10-12 Goodman Mfg Co Mine prop
US3321182A (en) * 1965-03-26 1967-05-23 Walker Neer Mfg Co Combination hydraulic jack and load holding mechanism
FR1445633A (fr) * 1965-06-01 1966-07-15 Devin & C Lemarchand F Procédé et dispositif pour le serrage temporaire des étaiements de fouille
US3393521A (en) * 1966-11-02 1968-07-23 Francis S. Cammisa Excavation shoring frame assemblies
US3470699A (en) * 1968-05-16 1969-10-07 Andrew J Cox Safety device for trenches and the like

Also Published As

Publication number Publication date
GB1403466A (en) 1975-08-28
US3851856A (en) 1974-12-03
AU5413073A (en) 1974-10-10
JPS4942110A (enrdf_load_stackoverflow) 1974-04-20

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