NL164223B - METHOD FOR MANUFACTURING A METAL LADDER. - Google Patents

METHOD FOR MANUFACTURING A METAL LADDER.

Info

Publication number
NL164223B
NL164223B NL7405203.A NL7405203A NL164223B NL 164223 B NL164223 B NL 164223B NL 7405203 A NL7405203 A NL 7405203A NL 164223 B NL164223 B NL 164223B
Authority
NL
Netherlands
Prior art keywords
manufacturing
metal ladder
ladder
metal
Prior art date
Application number
NL7405203.A
Other languages
Dutch (nl)
Other versions
NL7405203A (en
NL164223C (en
Original Assignee
Reid Robert John
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 Reid Robert John filed Critical Reid Robert John
Publication of NL7405203A publication Critical patent/NL7405203A/en
Publication of NL164223B publication Critical patent/NL164223B/en
Application granted granted Critical
Publication of NL164223C publication Critical patent/NL164223C/en

Links

Classifications

    • 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
    • E06C7/084—Rungs comprising projecting tabs or flanges
    • 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
    • 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
    • B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
    • B21D47/04—Making rigid structural elements or units, e.g. honeycomb structures composite sheet metal profiles
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/30—Columns; Pillars; Struts
    • E04C3/32—Columns; Pillars; Struts of metal
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
    • E06C1/08—Ladders for resting against objects, e.g. walls poles, trees multi-part
    • E06C1/12—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic
    • 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
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B17/00—Connecting constructional elements or machine parts by a part of or on one member entering a hole in the other and involving plastic deformation
    • F16B17/006—Connecting constructional elements or machine parts by a part of or on one member entering a hole in the other and involving plastic deformation of rods or tubes to sheets or plates

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Ladders (AREA)
  • Rod-Shaped Construction Members (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Standing Axle, Rod, Or Tube Structures Coupled By Welding, Adhesion, Or Deposition (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Bridges Or Land Bridges (AREA)
NL7405203.A 1973-07-09 1974-04-17 METHOD FOR MANUFACTURING A METAL LADDER. NL164223C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA175,985A CA1009428A (en) 1973-07-09 1973-07-09 Method of forming structural joints

Publications (3)

Publication Number Publication Date
NL7405203A NL7405203A (en) 1975-01-13
NL164223B true NL164223B (en) 1980-07-15
NL164223C NL164223C (en) 1980-12-15

Family

ID=4097235

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7405203.A NL164223C (en) 1973-07-09 1974-04-17 METHOD FOR MANUFACTURING A METAL LADDER.

Country Status (17)

Country Link
JP (2) JPS5423051B2 (en)
AR (1) AR205442A1 (en)
AU (1) AU472556B2 (en)
BE (1) BE816086A (en)
BR (1) BR7404734A (en)
CA (1) CA1009428A (en)
CH (1) CH594822A5 (en)
DE (2) DE7410355U (en)
ES (2) ES425132A1 (en)
FR (1) FR2237049B1 (en)
GB (1) GB1452204A (en)
IN (1) IN142112B (en)
IT (1) IT1008468B (en)
NL (1) NL164223C (en)
SE (1) SE393659B (en)
SU (1) SU587876A3 (en)
ZA (1) ZA741539B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439058A1 (en) * 1978-10-18 1980-05-16 Seem Aluminium fins for heat exchanger - are made by cutting extruded aluminium I=section with central flanges secured together by hooked tongues and grooves
JPS5570524U (en) * 1978-11-04 1980-05-15
US4356888A (en) * 1980-09-15 1982-11-02 Steenberg Christen K Structural joint
JPS5885574U (en) * 1981-12-04 1983-06-10 株式会社日本アルミ Structure of the rotating plate of the truck bed
GB2136469B (en) * 1983-03-08 1986-01-22 Am & S Europ Hollow metal beam
AU569641B2 (en) * 1984-10-15 1988-02-11 Technosearch Pty. Limited Fastening strips by projections and grooves
FI79175C (en) * 1987-11-03 1989-11-10 Nokia Oy Ab Method of attaching a cross bar to an edge stretcher, especially in a cable shelf and a dressing thus formed
AU650578B2 (en) * 1991-10-24 1994-06-23 Crane Enfield Metals Pty Limited Ladder fabrication
DE4420557C1 (en) * 1994-06-13 1995-10-26 Koralle Sanitaerprodukte Connection of anodic oxidised hollow alloy profiles
DE19900647C2 (en) * 1999-01-11 2001-02-22 Siemens Ag Composite component, in particular housing
CN104453089B (en) * 2014-10-30 2017-01-11 钟俊辉 Steel beam device of steel structure house
US11052270B2 (en) 2017-07-24 2021-07-06 Sayfa R&D Pty Ltd Vertical fall arrest safety device
CA3035263C (en) * 2017-07-24 2019-07-30 Sayfa R&D Pty Ltd A modular ladder system
CA189025S (en) 2019-01-30 2021-12-13 Sayfa R&D Pty Ltd Vertical fall arrest safety device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2163763C3 (en) * 1971-12-22 1979-10-18 Georg 7410 Reutlingen Mez Connection of two sheets of sheet metal using a connecting link
JPS591156B2 (en) * 1977-07-25 1984-01-10 三菱重工業株式会社 Self-propelled work trolley

Also Published As

Publication number Publication date
AR205442A1 (en) 1976-05-07
AU6670574A (en) 1975-09-18
CA1009428A (en) 1977-05-03
FR2237049B1 (en) 1979-08-24
DE2414268B2 (en) 1978-03-02
SE7405925L (en) 1975-01-10
JPS5423051B2 (en) 1979-08-10
CH594822A5 (en) 1978-01-31
DE2414268C3 (en) 1978-10-26
SU587876A3 (en) 1978-01-05
IN142112B (en) 1977-05-28
FR2237049A1 (en) 1975-02-07
ES206840Y (en) 1976-07-01
ZA741539B (en) 1975-02-26
DE7410355U (en) 1977-08-04
AU472556B2 (en) 1976-05-27
ES425132A1 (en) 1976-07-01
NL7405203A (en) 1975-01-13
ES206840U (en) 1976-03-01
JPS5813761B2 (en) 1983-03-15
JPS5028123A (en) 1975-03-22
GB1452204A (en) 1976-10-13
JPS552858A (en) 1980-01-10
NL164223C (en) 1980-12-15
IT1008468B (en) 1976-11-10
BR7404734A (en) 1976-02-17
DE2414268A1 (en) 1975-01-30
SE393659B (en) 1977-05-16
BE816086A (en) 1974-09-30

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee