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DK145896C - PROCEDURE FOR PREPARING AN INCREASE OF ALUMINUM OR SIMILAR MATERIAL AND APPARATUS FOR EXERCISING THE PROCEDURE - Google Patents

PROCEDURE FOR PREPARING AN INCREASE OF ALUMINUM OR SIMILAR MATERIAL AND APPARATUS FOR EXERCISING THE PROCEDURE

Info

Publication number
DK145896C
DK145896C DK3576A DK3576A DK145896C DK 145896 C DK145896 C DK 145896C DK 3576 A DK3576 A DK 3576A DK 3576 A DK3576 A DK 3576A DK 145896 C DK145896 C DK 145896C
Authority
DK
Denmark
Prior art keywords
procedure
exercising
preparing
aluminum
increase
Prior art date
Application number
DK3576A
Other languages
Danish (da)
Other versions
DK145896B (en
DK3576A (en
Inventor
Niels Frederik Lindbaek Madsen
Original Assignee
Aasv Danprofil A S
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 Aasv Danprofil A S filed Critical Aasv Danprofil A S
Priority to DK3576A priority Critical patent/DK145896C/en
Priority to SE7614668A priority patent/SE415736B/en
Publication of DK3576A publication Critical patent/DK3576A/en
Publication of DK145896B publication Critical patent/DK145896B/en
Application granted granted Critical
Publication of DK145896C publication Critical patent/DK145896C/en

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
    • B21D39/06—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes in openings, e.g. rolling-in
    • B21D39/063—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes in openings, e.g. rolling-in for assembling ladders
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/082—Connections between rungs or treads and longitudinal members
    • E06C7/085—Connections between rungs or treads and longitudinal members achieved by deforming the rung or the stile
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/082—Connections between rungs or treads and longitudinal members
    • E06C7/086—Connections between rungs or treads and longitudinal members with a connecting piece inserted in a hollow rung

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
DK3576A 1976-01-06 1976-01-06 PROCEDURE FOR PREPARING AN INCREASE OF ALUMINUM OR SIMILAR MATERIAL AND APPARATUS FOR EXERCISING THE PROCEDURE DK145896C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DK3576A DK145896C (en) 1976-01-06 1976-01-06 PROCEDURE FOR PREPARING AN INCREASE OF ALUMINUM OR SIMILAR MATERIAL AND APPARATUS FOR EXERCISING THE PROCEDURE
SE7614668A SE415736B (en) 1976-01-06 1976-12-29 PROCEDURE AND APPARATUS FOR PREPARING A STEP

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK3576 1976-01-06
DK3576A DK145896C (en) 1976-01-06 1976-01-06 PROCEDURE FOR PREPARING AN INCREASE OF ALUMINUM OR SIMILAR MATERIAL AND APPARATUS FOR EXERCISING THE PROCEDURE

Publications (3)

Publication Number Publication Date
DK3576A DK3576A (en) 1977-07-07
DK145896B DK145896B (en) 1983-04-05
DK145896C true DK145896C (en) 1983-09-12

Family

ID=8089004

Family Applications (1)

Application Number Title Priority Date Filing Date
DK3576A DK145896C (en) 1976-01-06 1976-01-06 PROCEDURE FOR PREPARING AN INCREASE OF ALUMINUM OR SIMILAR MATERIAL AND APPARATUS FOR EXERCISING THE PROCEDURE

Country Status (2)

Country Link
DK (1) DK145896C (en)
SE (1) SE415736B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI934683A (en) * 1993-10-22 1995-04-23 Blue Steel Oy Device causes fastening of the step pin in the braemm

Also Published As

Publication number Publication date
DK145896B (en) 1983-04-05
DK3576A (en) 1977-07-07
SE415736B (en) 1980-10-27
SE7614668L (en) 1977-07-07

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Legal Events

Date Code Title Description
PUP Patent expired