GB2176831B - Extendable ladder - Google Patents

Extendable ladder

Info

Publication number
GB2176831B
GB2176831B GB08518811A GB8518811A GB2176831B GB 2176831 B GB2176831 B GB 2176831B GB 08518811 A GB08518811 A GB 08518811A GB 8518811 A GB8518811 A GB 8518811A GB 2176831 B GB2176831 B GB 2176831B
Authority
GB
United Kingdom
Prior art keywords
extendable ladder
extendable
ladder
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
GB08518811A
Other versions
GB2176831A (en
GB8518811D0 (en
Inventor
Terence Francis Kelly
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB8518811D0 publication Critical patent/GB8518811D0/en
Publication of GB2176831A publication Critical patent/GB2176831A/en
Application granted granted Critical
Publication of GB2176831B publication Critical patent/GB2176831B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C9/00—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes
    • E06C9/06—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted
    • E06C9/14—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted with non-rigid longitudinal members, e.g. rope or chain ladders, ladders of the lazy-tongs type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
GB08518811A 1985-06-18 1985-07-25 Extendable ladder Expired GB2176831B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858515333A GB8515333D0 (en) 1985-06-18 1985-06-18 Extending fire-escape ladder

Publications (3)

Publication Number Publication Date
GB8518811D0 GB8518811D0 (en) 1985-08-29
GB2176831A GB2176831A (en) 1987-01-07
GB2176831B true GB2176831B (en) 1988-05-25

Family

ID=10580875

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858515333A Pending GB8515333D0 (en) 1985-06-18 1985-06-18 Extending fire-escape ladder
GB08518811A Expired GB2176831B (en) 1985-06-18 1985-07-25 Extendable ladder

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858515333A Pending GB8515333D0 (en) 1985-06-18 1985-06-18 Extending fire-escape ladder

Country Status (1)

Country Link
GB (2) GB8515333D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495915A (en) * 1990-04-10 1996-03-05 Charles A. McDonnell Collapsible ladder
GB9008092D0 (en) * 1990-04-10 1990-06-06 Weston James Tubular telescopic ladder
GB9220367D0 (en) * 1992-09-26 1992-11-11 Jones Garrard Limited Retractable stairs
DE19536609A1 (en) * 1995-09-30 1997-04-03 Giovanni Errini Fire escape ladder for buildings

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB911663A (en) * 1958-02-26 1962-11-28 Chemring Ltd Improvements in or relating to foldable ladders
GB981934A (en) * 1962-01-22 1965-01-27 Hugh Percival Knight Extending ladders
GB1457280A (en) * 1972-12-05 1976-12-01 Naka H Extensible passage apparatus
US3809181A (en) * 1972-12-26 1974-05-07 J Garrison Retractable ladders
US3946833A (en) * 1973-12-13 1976-03-30 Riehlmann Joseph F Collapsible ladder suitable for use as fire escape
US3997026A (en) * 1973-12-13 1976-12-14 Riehlmann Joseph F Collapsible ladder assembly suitable for use as fire escape
GB1563049A (en) * 1977-11-10 1980-03-19 Andersson H Collapsible ladders
GB2150967A (en) * 1983-12-10 1985-07-10 Patrick Brophy Collapsible ladder

Also Published As

Publication number Publication date
GB2176831A (en) 1987-01-07
GB8518811D0 (en) 1985-08-29
GB8515333D0 (en) 1985-07-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940725