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AU591506B2 - Improvement of the fixing knuckles in foldable aluminum ladder - Google Patents
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AU591506B2 - Improvement of the fixing knuckles in foldable aluminum ladder - Google Patents

Improvement of the fixing knuckles in foldable aluminum ladder

Info

Publication number
AU591506B2
AU591506B2 AU60180/86A AU6018086A AU591506B2 AU 591506 B2 AU591506 B2 AU 591506B2 AU 60180/86 A AU60180/86 A AU 60180/86A AU 6018086 A AU6018086 A AU 6018086A AU 591506 B2 AU591506 B2 AU 591506B2
Authority
AU
Australia
Prior art keywords
improvement
aluminum ladder
foldable aluminum
knuckles
fixing
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.)
Ceased
Application number
AU60180/86A
Other versions
AU6018086A (en
Inventor
Dickey Lee
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.)
Alfa Metal Corp
Original Assignee
Alfa Metal Corp
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 Alfa Metal Corp filed Critical Alfa Metal Corp
Priority to AU60180/86A priority Critical patent/AU591506B2/en
Publication of AU6018086A publication Critical patent/AU6018086A/en
Application granted granted Critical
Publication of AU591506B2 publication Critical patent/AU591506B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • E06C1/32—Ladders with a strut which is formed as a ladder and can be secured in line with the ladder
AU60180/86A 1986-07-15 1986-07-15 Improvement of the fixing knuckles in foldable aluminum ladder Ceased AU591506B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU60180/86A AU591506B2 (en) 1986-07-15 1986-07-15 Improvement of the fixing knuckles in foldable aluminum ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU60180/86A AU591506B2 (en) 1986-07-15 1986-07-15 Improvement of the fixing knuckles in foldable aluminum ladder

Publications (2)

Publication Number Publication Date
AU6018086A AU6018086A (en) 1988-01-21
AU591506B2 true AU591506B2 (en) 1989-12-07

Family

ID=3745301

Family Applications (1)

Application Number Title Priority Date Filing Date
AU60180/86A Ceased AU591506B2 (en) 1986-07-15 1986-07-15 Improvement of the fixing knuckles in foldable aluminum ladder

Country Status (1)

Country Link
AU (1) AU591506B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5775460A (en) * 1995-02-02 1998-07-07 Stone; Mark James Hinge and ladder
AU687655B2 (en) * 1995-02-02 1998-02-26 Geelong Sales Company Pty Ltd A ladder and hinge
CN110332221B (en) * 2019-08-09 2023-05-16 福州大学 Press-rotating multi-angle hinge and its clamping method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5988369A (en) * 1968-08-23 1971-02-25 Mayer Otto Automatically interlockable hinge fitting
AU4609772A (en) * 1972-08-30 1974-03-07 HELMUT HOFFMANN, WALTER HOFFMANN, and HUGO BRENNENSTUHL Lockable hinge

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5988369A (en) * 1968-08-23 1971-02-25 Mayer Otto Automatically interlockable hinge fitting
AU4609772A (en) * 1972-08-30 1974-03-07 HELMUT HOFFMANN, WALTER HOFFMANN, and HUGO BRENNENSTUHL Lockable hinge

Also Published As

Publication number Publication date
AU6018086A (en) 1988-01-21

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