CA962824A - Multi-wire or multi-strand stressing jack - Google Patents

Multi-wire or multi-strand stressing jack

Info

Publication number
CA962824A
CA962824A CA137,605A CA137605A CA962824A CA 962824 A CA962824 A CA 962824A CA 137605 A CA137605 A CA 137605A CA 962824 A CA962824 A CA 962824A
Authority
CA
Canada
Prior art keywords
wire
stressing jack
strand
strand stressing
jack
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
CA137,605A
Other languages
English (en)
Other versions
CA137605S (en
Inventor
John Davison
Hugh J.W. Edwards
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.)
CCL Systems Ltd
Original Assignee
CCL Systems Ltd
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 CCL Systems Ltd filed Critical CCL Systems Ltd
Application granted granted Critical
Publication of CA962824A publication Critical patent/CA962824A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G11/00—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes
    • F16G11/12—Connections or attachments, e.g. turnbuckles, adapted for straining of cables, ropes, or wire
    • 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
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/12—Mounting of reinforcing inserts; Prestressing
    • E04G21/121—Construction of stressing jacks

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Suspension Of Electric Lines Or Cables (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Reinforcement Elements For Buildings (AREA)
  • Bridges Or Land Bridges (AREA)
CA137,605A 1971-04-01 1972-03-21 Multi-wire or multi-strand stressing jack Expired CA962824A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB839171A GB1375203A (de) 1971-04-01 1971-04-01

Publications (1)

Publication Number Publication Date
CA962824A true CA962824A (en) 1975-02-18

Family

ID=9851630

Family Applications (1)

Application Number Title Priority Date Filing Date
CA137,605A Expired CA962824A (en) 1971-04-01 1972-03-21 Multi-wire or multi-strand stressing jack

Country Status (13)

Country Link
JP (1) JPS528613B1 (de)
AU (1) AU469954B2 (de)
BE (1) BE781549A (de)
BR (1) BR7201878D0 (de)
CA (1) CA962824A (de)
CH (1) CH554989A (de)
DE (1) DE2215437C3 (de)
ES (1) ES401393A1 (de)
FR (1) FR2136103A5 (de)
GB (1) GB1375203A (de)
IT (1) IT952411B (de)
NL (1) NL159751B (de)
SE (1) SE374579B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5327019U (de) * 1976-08-13 1978-03-08
JPS54411U (de) * 1977-06-06 1979-01-05
GB2136073A (en) * 1983-03-01 1984-09-12 Stronghold International Aktie Hydraulic Jack for Stressing Elongate Elements
JPS59160961U (ja) * 1983-04-14 1984-10-27 新キャタピラ−三菱株式会社 軸封装置
SE454006B (sv) * 1984-02-16 1988-03-21 Nike Ab Hydrauliskt spennverktyg
US4573662A (en) * 1984-04-03 1986-03-04 Stronghold International Ag Hydraulic jack for stressing elongate elements
FR2647769B1 (fr) * 1989-05-31 1992-04-17 Tractel Sa Dispositif a capteur d'effort integre pour la traction d'un lien tel qu'un cable
FR2940430B1 (fr) * 2008-12-22 2011-01-07 Sagem Defense Securite Actionneur avec capteur d'efforts
CN104045018B (zh) * 2014-05-30 2017-01-18 柳州泰姆预应力机械有限公司 前卡式千斤顶

Also Published As

Publication number Publication date
ES401393A1 (es) 1975-02-16
FR2136103A5 (de) 1972-12-22
DE2215437C3 (de) 1979-04-05
SE374579B (de) 1975-03-10
CH554989A (fr) 1974-10-15
DE2215437B2 (de) 1978-08-03
GB1375203A (de) 1974-11-27
AU469954B2 (en) 1973-09-27
BR7201878D0 (pt) 1973-05-17
DE2215437A1 (de) 1972-10-19
JPS528613B1 (de) 1977-03-10
IT952411B (it) 1973-07-20
BE781549A (fr) 1972-10-02
NL159751B (nl) 1979-03-15
NL7204275A (de) 1972-10-03
AU4028172A (en) 1973-09-27

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