JPS4836845A - - Google Patents

Info

Publication number
JPS4836845A
JPS4836845A JP47091846A JP9184672A JPS4836845A JP S4836845 A JPS4836845 A JP S4836845A JP 47091846 A JP47091846 A JP 47091846A JP 9184672 A JP9184672 A JP 9184672A JP S4836845 A JPS4836845 A JP S4836845A
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.)
Granted
Application number
JP47091846A
Other languages
Japanese (ja)
Other versions
JPS5221783B2 (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.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS4836845A publication Critical patent/JPS4836845A/ja
Publication of JPS5221783B2 publication Critical patent/JPS5221783B2/ja
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16GBELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G11/00Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes
    • F16G11/12Connections or attachments, e.g. turnbuckles, adapted for straining of cables, ropes, or wire
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/12Mounting of reinforcing inserts; Prestressing
    • E04G21/121Construction of stressing jacks
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/028Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
    • F15B11/036Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force by means of servomotors having a plurality of working chambers
    • F15B11/0365Tandem constructions
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49826Assembling or joining
    • Y10T29/49863Assembling or joining with prestressing of part
    • Y10T29/49874Prestressing rod, filament or strand
JP47091846A 1971-09-14 1972-09-14 Expired JPS5221783B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1971172706U ES172706Y (en) 1971-09-14 1971-09-14 HYDRAULIC CYLINDER FOR PULLING CONSTRUCTION RODS.

Publications (2)

Publication Number Publication Date
JPS4836845A true JPS4836845A (en) 1973-05-31
JPS5221783B2 JPS5221783B2 (en) 1977-06-13

Family

ID=8347794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47091846A Expired JPS5221783B2 (en) 1971-09-14 1972-09-14

Country Status (13)

Country Link
US (1) US3844023A (en)
JP (1) JPS5221783B2 (en)
AT (1) AT322803B (en)
AU (1) AU476924B2 (en)
BE (1) BE788294A (en)
CA (1) CA981429A (en)
CH (1) CH560827A5 (en)
DE (1) DE2244115A1 (en)
ES (1) ES172706Y (en)
FR (1) FR2152557B1 (en)
GB (1) GB1402655A (en)
IT (1) IT967431B (en)
NL (1) NL7212092A (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2502984A1 (en) * 1974-01-30 1975-07-31 Ahlgren Nils H HEAVY DUTY LIFTING EQUIPMENT
GB1527601A (en) * 1974-12-10 1978-10-04 Buildinter Ag Jack for stressing and anchoring tendons
FR2300873A1 (en) * 1975-02-15 1976-09-10 Dyckerhoff & Widmann Ag DEVICE FOR TENSIONING AND RELAXING STRESS IRON BEAMS FOR PRE-STRESSED CONCRETE
US4106752A (en) * 1976-05-04 1978-08-15 Buildinter Ag Jack for stressing concrete re-inforcement elements
CH597470A5 (en) * 1976-07-02 1978-04-14 Bureau Bbr Ltd
CH618491A5 (en) * 1977-02-11 1980-07-31 Losinger Ag
US4274618A (en) * 1979-08-20 1981-06-23 Orr James A Strand lifting system
IT1135752B (en) * 1981-04-17 1986-08-27 Nuovo Pignone Spa IMPROVEMENTS IN THE POWER STAGE OF A GAS TURBINE
FR2518302A1 (en) * 1981-12-14 1983-06-17 Commissariat Energie Atomique PROCESS FOR MANUFACTURING A LIGHT WATER TYPE NUCLEAR REACTOR COMBUSTIBLE ASSEMBLY AND TOOLS FOR CARRYING OUT THE PROCESS
US4604003A (en) * 1983-02-22 1986-08-05 Francoeur Ronald A Method and apparatus for retensioning prestressed concrete members
GB2136073A (en) * 1983-03-01 1984-09-12 Stronghold International Aktie Hydraulic Jack for Stressing Elongate Elements
US4573662A (en) * 1984-04-03 1986-03-04 Stronghold International Ag Hydraulic jack for stressing elongate elements
SU1404693A1 (en) * 1984-04-24 1988-06-23 Управление "Спецшахтомонтаж" Производственного Объединения По Добыче Угля "Карагандауголь" Hydraulic step drive
DE3437108A1 (en) * 1984-10-10 1986-04-10 Dyckerhoff & Widmann AG, 8000 München DEVICE FOR USE IN THE ASSEMBLY OF A TENSION MEMBER OF STEEL WIRE, STRAND, OR THE LIKE
FR2589536B1 (en) * 1985-11-04 1988-07-08 Framatome Sa TENSIONING DEVICE FOR TIGHTENING AND UNLOCKING BOLTS OR STUDS
US4862576A (en) * 1988-08-30 1989-09-05 Lu Hsi H Method for restressing and locking HHL anchor
US5289626A (en) * 1989-03-27 1994-03-01 Kajima Corporation Foundation anchor and method for securing same to a foundation
GB2261482B (en) * 1991-11-12 1995-02-15 Pilgrim Eng Dev Rod tensioning
KR20020045899A (en) * 2000-12-11 2002-06-20 창 훈 이 Removable Ground Anchorage and Method Disassembling Tensile Memberes
US6684585B2 (en) * 2001-05-30 2004-02-03 Robert Campbell Method and apparatus for providing a visual indication of the tension applied to a tendon of a post-tension system
DE102005010957A1 (en) * 2005-03-10 2006-09-14 Dywidag-Systems International Gmbh Method and arrangement for tensioning a step anchor
RU2515412C2 (en) * 2009-12-24 2014-05-10 Фсл Интернациональ Аг Method and method of uniform jacking of strands
CN101774515B (en) * 2010-01-15 2012-04-25 孟建 Ones-way continuous towing mechanism
US9930828B1 (en) * 2015-06-04 2018-04-03 Debra Kornegay Self-cleaning rake
CN105110232A (en) * 2015-09-06 2015-12-02 四川泸州派克斯液压机械有限公司 Front clamping type center-penetrating jack
CN110409301A (en) * 2019-08-16 2019-11-05 苏德永 A kind of HiAm anchorage pier nose anchor slab mounting tool and method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3096075A (en) * 1960-12-09 1963-07-02 Brown Oil Tools Hydraulic pipe snubber for oil wells
US3176961A (en) * 1962-03-05 1965-04-06 John P Glass Hydraulic jack apparatus
FR1597937A (en) * 1968-05-28 1970-06-29
US3597830A (en) * 1968-11-29 1971-08-10 Lawrence R Yegge Method and apparatus for post tensioning and anchoring prestressing tendons

Also Published As

Publication number Publication date
NL7212092A (en) 1973-03-16
FR2152557B1 (en) 1975-03-07
AU476924B2 (en) 1976-10-07
DE2244115A1 (en) 1973-03-15
CA981429A (en) 1976-01-13
CH560827A5 (en) 1975-04-15
BE788294A (en) 1973-01-02
IT967431B (en) 1974-02-28
JPS5221783B2 (en) 1977-06-13
ES172706U (en) 1972-02-16
GB1402655A (en) 1975-08-13
ES172706Y (en) 1972-08-16
US3844023A (en) 1974-10-29
AU4642772A (en) 1974-03-14
FR2152557A1 (en) 1973-04-27
AT322803B (en) 1975-06-10

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