CA1031550A - Pince de serrage a chambrage central de mise en tension - Google Patents

Pince de serrage a chambrage central de mise en tension

Info

Publication number
CA1031550A
CA1031550A CA225,772A CA225772A CA1031550A CA 1031550 A CA1031550 A CA 1031550A CA 225772 A CA225772 A CA 225772A CA 1031550 A CA1031550 A CA 1031550A
Authority
CA
Canada
Prior art keywords
gripper
release member
center pull
pull feed
feed
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
CA225,772A
Other languages
English (en)
Other versions
CA225772S (en
Inventor
James L. Mcgrath
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.)
Reliable Electric Co
Original Assignee
Reliable Electric Co
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 Reliable Electric Co filed Critical Reliable Electric Co
Application granted granted Critical
Publication of CA1031550A publication Critical patent/CA1031550A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/08—Members specially adapted to be used in prestressed constructions
    • E04C5/12—Anchoring devices
    • E04C5/122—Anchoring devices the tensile members are anchored by wedge-action
    • 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
    • E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
    • E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
    • E04G17/07—Tying means, the tensional elements of which are fastened or tensioned by means of wedge-shaped members
    • E04G17/0707—One-piece elements
    • 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
    • F16G11/04—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes with wedging action, e.g. friction clamps
    • F16G11/044—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes with wedging action, e.g. friction clamps friction clamps deforming the cable, wire, rope or cord
    • F16G11/048—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes with wedging action, e.g. friction clamps friction clamps deforming the cable, wire, rope or cord by moving a surface into the cable
    • 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
    • Y10T403/00—Joints and connections
    • Y10T403/70—Interfitted members
    • Y10T403/7047—Radially interposed shim or bushing
    • Y10T403/7051—Wedging or camming
    • Y10T403/7052—Engaged by axial movement
    • Y10T403/7054—Plural, circumferentially related shims between members
    • 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
    • Y10T403/00—Joints and connections
    • Y10T403/70—Interfitted members
    • Y10T403/7062—Clamped members
    • Y10T403/7064—Clamped members by wedge or cam
    • Y10T403/7066—Clamped members by wedge or cam having actuator
    • 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
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20396—Hand operated
    • Y10T74/20402—Flexible transmitter [e.g., Bowden cable]
    • Y10T74/20408—Constant tension sustaining

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Cable Installation (AREA)
CA225,772A 1974-07-15 1975-04-29 Pince de serrage a chambrage central de mise en tension Expired CA1031550A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US488731A US3912406A (en) 1974-07-15 1974-07-15 Gripper with center pull feed through release member

Publications (1)

Publication Number Publication Date
CA1031550A true CA1031550A (fr) 1978-05-23

Family

ID=23940880

Family Applications (1)

Application Number Title Priority Date Filing Date
CA225,772A Expired CA1031550A (fr) 1974-07-15 1975-04-29 Pince de serrage a chambrage central de mise en tension

Country Status (2)

Country Link
US (1) US3912406A (fr)
CA (1) CA1031550A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1678062A4 (fr) * 2003-10-03 2009-03-25 Feeney Wire Rope & Rigging Appareil de prise a cable autobloquant et tendu par ressort

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2550819B1 (fr) * 1983-08-17 1986-06-06 Vallourec Tiges de forage en particulier pour puits de petrole ou de gaz comportant une zone destinee a recevoir les machoires de serrage
IT8423688V0 (it) * 1984-11-02 1984-11-02 Douglas Marine Srl Organo per il fissaggio rapido delle estremita' di cavi, funi e simili.
GB8507803D0 (en) * 1985-03-26 1985-05-01 Bowden Controls Ltd Self-adjusting clutch control mechanism
JPH039546Y2 (fr) * 1986-08-08 1991-03-11
US4798100A (en) * 1987-09-18 1989-01-17 Babcock Industries Inc. Automatic adjustment device for cable control systems
US5154558A (en) * 1990-09-04 1992-10-13 Mccallion James P Blind anchor for use with unthreaded rod
US5278353A (en) * 1992-06-05 1994-01-11 Powertech Labs Inc. Automatic splice
US5594977A (en) * 1993-12-30 1997-01-21 Mccallion; James P. Smooth rod-gripping apparatus
US6076236A (en) * 1999-04-02 2000-06-20 Maclean-Fogg Company Top opening cable connector
US6470636B1 (en) 2000-08-07 2002-10-29 Dallas R. Rose Detensioning apparatus for releasing a chuck on a prestressed strand
US6547481B2 (en) 2001-02-08 2003-04-15 Hubbell Incorporated Spring-loaded wedge dead end connector having elements for coupling together and preventing removal of conductor-gripping jaws
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
US7762029B2 (en) * 2004-11-09 2010-07-27 Hayes Specialty Machining, Ltd. Anchor for post tension concrete reinforcing systems
US7726082B2 (en) * 2004-12-04 2010-06-01 Hayes Specialty Machining Ltd. Anchor wedge configuration for tendon anchors
US7819388B2 (en) * 2006-01-17 2010-10-26 Mccallion James P Tendon gripping device
US7963078B1 (en) * 2007-09-25 2011-06-21 Sorkin Felix L Compression cap sheathing lock
US7793473B2 (en) * 2007-09-25 2010-09-14 Sorkin Felix L Sheathing retaining cap
US7797894B1 (en) * 2007-09-25 2010-09-21 Sorkin Felix L Apparatus and method for preventing shrinkage of a sheathing over a tendon
US7765752B2 (en) * 2008-02-20 2010-08-03 Hayes Specialty Machining, Ltd. Anchor system with substantially longitudinally equal wedge compression
FR2932248B1 (fr) * 2008-06-04 2014-09-26 Cooper Capri Sas Outil et procede de deblocage du systeme de blocage du cable du support d'un dispositif de connexion pour luminaire au plafond
US8177209B2 (en) * 2010-07-08 2012-05-15 Lai Lien Steel Co., Ltd. Vise with self-setting locking assembly having a spring actuated slide member for engaging a slide bar
US9502791B2 (en) * 2013-10-23 2016-11-22 Hubbell Incorporated Automatic cable splice
EP4212682A1 (fr) * 2014-05-19 2023-07-19 Felix L. Sorkin Coiffe pour ancre de système d'ancrage par post-tension
CN106149982A (zh) * 2016-07-19 2016-11-23 成都鹏程路桥机械有限公司 一种预应力锚具
CN106193459A (zh) * 2016-07-19 2016-12-07 成都鹏程路桥机械有限公司 一种预应力钢筋用锚具
SE1600315A1 (sv) * 2016-10-11 2018-04-12 Rolf Bertil Wall Med Firma Airstone Acad Concrete pre-stressed with fiber reinforced polymers
CA3224014A1 (fr) * 2021-06-28 2023-01-05 Benjamin Thomas SCOTT Systeme d'accouplement, outils d'accouplement et procedes d'utilisation correspondants
IT202300003810A1 (it) * 2023-03-02 2024-09-02 Stam Carpenterie S R L Dispositivo di bloccaggio di un cavo per un impianto per la realizzazione di elementi strutturali in cemento precompresso e relativo impianto

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1910121A (en) * 1932-06-07 1933-05-23 Muntz Eric Percival Clamp for wire, rods, and the like
US2041108A (en) * 1935-06-04 1936-05-19 Sr Robert A Becker Unit solderless wire connecter
US2158892A (en) * 1936-06-22 1939-05-16 Stephen P Becker Wire splice
US2657933A (en) * 1951-03-29 1953-11-03 Stuebner Arthur Stock pusher
US3524227A (en) * 1967-08-29 1970-08-18 William F Kelly Gripping and release assembly
US3524228A (en) * 1968-07-09 1970-08-18 William F Kelly Anchor for post-tensioning prestressed concrete

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1678062A4 (fr) * 2003-10-03 2009-03-25 Feeney Wire Rope & Rigging Appareil de prise a cable autobloquant et tendu par ressort
USRE43194E1 (en) 2003-10-03 2012-02-21 Feeney, Inc. Spring loaded and self-locking cable gripping apparatus

Also Published As

Publication number Publication date
US3912406A (en) 1975-10-14

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