CA982790A - Tensioning devices - Google Patents

Tensioning devices

Info

Publication number
CA982790A
CA982790A CA091,642A CA91642A CA982790A CA 982790 A CA982790 A CA 982790A CA 91642 A CA91642 A CA 91642A CA 982790 A CA982790 A CA 982790A
Authority
CA
Canada
Prior art keywords
tensioning devices
tensioning
devices
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
CA091,642A
Other versions
CA91642S (en
Inventor
James S. Simms
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA982790A publication Critical patent/CA982790A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49815—Disassembling
    • Y10T29/49822—Disassembling by applying force
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49863—Assembling or joining with prestressing of part
    • Y10T29/49874—Prestressing rod, filament or strand
    • 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
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53796—Puller or pusher means, contained force multiplying operator
    • Y10T29/5383—Puller or pusher means, contained force multiplying operator having fluid operator

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
CA091,642A 1969-09-26 1970-08-26 Tensioning devices Expired CA982790A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86136469A 1969-09-26 1969-09-26

Publications (1)

Publication Number Publication Date
CA982790A true CA982790A (en) 1976-02-03

Family

ID=25335591

Family Applications (1)

Application Number Title Priority Date Filing Date
CA091,642A Expired CA982790A (en) 1969-09-26 1970-08-26 Tensioning devices

Country Status (3)

Country Link
US (1) US3703030A (en)
CA (1) CA982790A (en)
GB (1) GB1331994A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4646410A (en) * 1985-01-28 1987-03-03 Good Leland F Anchor removing assembly
US6224036B1 (en) 1997-01-17 2001-05-01 Applied Power Inc. Concrete reinforcement cable tensioner
FR2818676B1 (en) * 2000-12-27 2003-03-07 Freyssinet Int Stup METHOD FOR DISASSEMBLING A PRE-STRESS CABLE AND DEVICE FOR IMPLEMENTING THE SAME
US9381602B2 (en) * 2014-05-14 2016-07-05 General Electric Company Turbomachine bucket displacement apparatus and method of use
US10753111B2 (en) 2016-05-12 2020-08-25 Velocitel, Inc. Rod de-tensioning device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3194536A (en) * 1963-03-06 1965-07-13 James S Simms Pre-stressed concrete reinforced strand tensioning device
US3184219A (en) * 1963-06-11 1965-05-18 James S Simms Tensioning units
US3491431A (en) * 1967-08-25 1970-01-27 Bernard B Pewitt Method and devices for post-tensioning concrete and structural materials

Also Published As

Publication number Publication date
US3703030A (en) 1972-11-21
GB1331994A (en) 1973-09-26

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