CA2021677C - Element tubulaire a parois multiples et methode de formage - Google Patents

Element tubulaire a parois multiples et methode de formage

Info

Publication number
CA2021677C
CA2021677C CA 2021677 CA2021677A CA2021677C CA 2021677 C CA2021677 C CA 2021677C CA 2021677 CA2021677 CA 2021677 CA 2021677 A CA2021677 A CA 2021677A CA 2021677 C CA2021677 C CA 2021677C
Authority
CA
Canada
Prior art keywords
pipe
tubular
assembly
sub
quenching
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 - Fee Related
Application number
CA 2021677
Other languages
English (en)
Other versions
CA2021677A1 (fr
Inventor
Robert E. Klemm
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.)
Construction Forms Inc
Original Assignee
Construction Forms Inc
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 Construction Forms Inc filed Critical Construction Forms Inc
Publication of CA2021677A1 publication Critical patent/CA2021677A1/fr
Application granted granted Critical
Publication of CA2021677C publication Critical patent/CA2021677C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods
    • 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
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/08—Tube expanders
    • B21D39/20—Tube expanders with mandrels, e.g. expandable

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Heat Treatment Of Articles (AREA)
CA 2021677 1989-07-31 1990-07-20 Element tubulaire a parois multiples et methode de formage Expired - Fee Related CA2021677C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US38769689A 1989-01-31 1989-01-31
US387,696 1989-07-31

Publications (2)

Publication Number Publication Date
CA2021677A1 CA2021677A1 (fr) 1991-02-01
CA2021677C true CA2021677C (fr) 1997-08-26

Family

ID=23531014

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2021677 Expired - Fee Related CA2021677C (fr) 1989-07-31 1990-07-20 Element tubulaire a parois multiples et methode de formage

Country Status (1)

Country Link
CA (1) CA2021677C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112059533A (zh) * 2020-08-03 2020-12-11 南京依维柯汽车有限公司 一种后桥主减速器与套管总成装配设备及其装配工艺
CN116532481B (zh) * 2023-07-07 2023-10-20 中国重型机械研究院股份公司 一种复合管滚压装置

Also Published As

Publication number Publication date
CA2021677A1 (fr) 1991-02-01

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed