CA982920A - Pipe mandrel for use during bending - Google Patents

Pipe mandrel for use during bending

Info

Publication number
CA982920A
CA982920A CA166,631A CA166631A CA982920A CA 982920 A CA982920 A CA 982920A CA 166631 A CA166631 A CA 166631A CA 982920 A CA982920 A CA 982920A
Authority
CA
Canada
Prior art keywords
use during
during bending
pipe mandrel
mandrel
pipe
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
CA166,631A
Other versions
CA166631S (en
Inventor
Joseph A. Cunningham
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.)
EVANS PIPELINE EQUIPMENT Co
Original Assignee
EVANS PIPELINE EQUIPMENT 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 EVANS PIPELINE EQUIPMENT Co filed Critical EVANS PIPELINE EQUIPMENT Co
Application granted granted Critical
Publication of CA982920A publication Critical patent/CA982920A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D9/00—Bending tubes using mandrels or the like
    • B21D9/01—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length
    • B21D9/03—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length and built-up from loose elements, e.g. series of balls
CA166,631A 1972-03-27 1973-03-21 Pipe mandrel for use during bending Expired CA982920A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23810772A 1972-03-27 1972-03-27

Publications (1)

Publication Number Publication Date
CA982920A true CA982920A (en) 1976-02-03

Family

ID=22896536

Family Applications (1)

Application Number Title Priority Date Filing Date
CA166,631A Expired CA982920A (en) 1972-03-27 1973-03-21 Pipe mandrel for use during bending

Country Status (2)

Country Link
US (1) US3747394A (en)
CA (1) CA982920A (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3851519A (en) * 1972-06-06 1974-12-03 Crc Crose Int Inc Internal pipe supporting mandrel
US3964290A (en) * 1974-12-20 1976-06-22 Auxer Marvin L Internal pipe bending mandrel
US4086803A (en) * 1976-06-25 1978-05-02 Crc-Crose International, Inc. Pipe bending mandrel
US4088007A (en) * 1977-01-24 1978-05-09 Midcon Pipeline Equipment Co. Pipe bending mandrel
US4352285A (en) * 1979-09-06 1982-10-05 Crutcher Resources Corporation Hydraulic wedge mandrel
US4313330A (en) * 1980-03-10 1982-02-02 Cummings James D Pipe bending apparatus
US4914939A (en) * 1988-06-03 1990-04-10 Contech Construction Products, Inc. Self propelled internal pipe arching apparatus
US5327765A (en) * 1993-04-05 1994-07-12 Aluminum Company Of America Internal articulated mandrel for the stretch forming of elongated hollow metal sections
US6009737A (en) * 1997-07-17 2000-01-04 Arvin Industries, Inc. Tube bender
US6000260A (en) * 1998-04-06 1999-12-14 Miller S. Price Spiral duct ovalizer
US6155091A (en) * 1999-02-26 2000-12-05 Arvin Industries, Inc. Mandrel assembly for tube-bending apparatus
US6389872B1 (en) 2000-08-31 2002-05-21 Crc-Evans Pipeline International, Inc. Mandrel apparatus with floating spring members
US7404310B1 (en) * 2007-01-10 2008-07-29 Gm Global Technology Operations, Inc. Mandrel anchor for tube bending
DE102010004822B4 (en) * 2010-01-15 2016-02-04 AWS Schäfer Technologie GmbH pipe manipulator
ES2396670T3 (en) * 2010-01-18 2013-02-25 Siemens Aktiengesellschaft Arrangement and method of transport for wind turbine tower segment
US8647247B2 (en) 2010-05-13 2014-02-11 Douglas Machine Inc. Continuous motion case former
CN103495630B (en) * 2013-09-29 2015-07-08 上海电机学院 Cold bend forming device for main pipeline of nuclear power station device and core module
CN106270056A (en) * 2016-08-29 2017-01-04 沈阳飞研航空设备有限公司 The rising mechanism of oil cylinder internally-arranged type super large voussoir inner tube of a tyre core
CN106270057A (en) * 2016-08-29 2017-01-04 沈阳飞研航空设备有限公司 The pre-walking mechanism of oil cylinder internally-arranged type super large voussoir inner tube of a tyre core
CN106270055A (en) * 2016-08-29 2017-01-04 沈阳飞研航空设备有限公司 The parallel moving mechanism of oil cylinder internally-arranged type super large voussoir inner tube of a tyre core
CN106311837A (en) * 2016-08-29 2017-01-11 沈阳飞研航空设备有限公司 Oversized wedge block inner tube core with built-in oil cylinder
CN112007977B (en) * 2019-05-31 2022-03-25 杭州三花微通道换热器有限公司 Device for bending heat exchanger and bending method of heat exchanger
CN110560530B (en) * 2019-10-12 2020-12-22 合肥工业大学 Variable-diameter crease-resistant core rod for bent pipe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734120A (en) * 1956-02-07 sensenig
US2916076A (en) * 1956-12-21 1959-12-08 Young & Greenwalt Co Apparatus for fabricating arch-type culverts
US3043361A (en) * 1959-02-24 1962-07-10 Clarence L Kelso Pipe wall supporting mechanism
US3109477A (en) * 1962-09-25 1963-11-05 Crose United Corp Mandrel for pipe bending machines

Also Published As

Publication number Publication date
US3747394A (en) 1973-07-24

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