PL285354A1 - Ladder supporting structure - Google Patents

Ladder supporting structure

Info

Publication number
PL285354A1
PL285354A1 PL28535490A PL28535490A PL285354A1 PL 285354 A1 PL285354 A1 PL 285354A1 PL 28535490 A PL28535490 A PL 28535490A PL 28535490 A PL28535490 A PL 28535490A PL 285354 A1 PL285354 A1 PL 285354A1
Authority
PL
Poland
Prior art keywords
supporting structure
ladder supporting
ladder
supporting
Prior art date
Application number
PL28535490A
Other languages
English (en)
Inventor
John R Vitols
Original Assignee
John R Vitols
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 John R Vitols filed Critical John R Vitols
Publication of PL285354A1 publication Critical patent/PL285354A1/xx

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
    • E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E06C1/397—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders characterised by having wheels, rollers, or runners
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/42—Ladder feet; Supports therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
PL28535490A 1989-05-31 1990-05-25 Ladder supporting structure PL285354A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000601322A CA1267394A (en) 1989-05-31 1989-05-31 Ladder support

Publications (1)

Publication Number Publication Date
PL285354A1 true PL285354A1 (en) 1991-02-11

Family

ID=4140135

Family Applications (1)

Application Number Title Priority Date Filing Date
PL28535490A PL285354A1 (en) 1989-05-31 1990-05-25 Ladder supporting structure

Country Status (10)

Country Link
JP (1) JPH0396593A (ja)
KR (1) KR900018495A (ja)
CN (1) CN1047719A (ja)
CA (1) CA1267394A (ja)
DE (1) DE3942436A1 (ja)
FR (1) FR2647848B1 (ja)
GB (1) GB2232711B (ja)
NL (1) NL9001236A (ja)
PL (1) PL285354A1 (ja)
SE (1) SE8903244L (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2738280B1 (fr) * 1995-08-29 1997-10-31 Hognon Sa Dispositif de maintien d'echelle et verrou de delestage pour un tel dispositif
DE19500705C2 (de) * 1995-01-12 1997-03-06 Eckhard Klein Leitergestützte Arbeitsplattform
JP2006284365A (ja) * 2005-03-31 2006-10-19 Casio Comput Co Ltd 腕時計、腕時計デザインプログラム及び腕時計デザイン方法、並びに腕時計デザインシステム
CN104060939B (zh) * 2014-05-05 2016-08-24 浙江浙能嘉兴发电有限公司 一种供大型抓斗检修用的梯子

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2586531A (en) * 1950-04-20 1952-02-19 Donald L Gordon Wheeled support having ladder assembly
US2899010A (en) * 1957-10-28 1959-08-11 Rol Away Truck Mfg Company Inc Transfer truck
CH430985A (de) * 1964-10-07 1967-02-28 Spoerle Geb Fahrbare Treppe oder Leiter
US3327810A (en) * 1966-05-10 1967-06-27 Up Right Inc Self-supported ladder
US3731947A (en) * 1971-06-03 1973-05-08 L Fontaine Ladder trolley
GB1440804A (en) * 1973-06-27 1976-06-30 Simon Eng Dudley Ltd Access equipment
FR2427458A1 (fr) * 1978-06-01 1979-12-28 Alaux Jean Escabeau pliant, notamment a usage industriel
LU84556A1 (fr) * 1982-12-24 1984-10-22 Leon Parent Echelle ou escalier escamotable

Also Published As

Publication number Publication date
SE8903244D0 (sv) 1989-10-04
NL9001236A (nl) 1990-12-17
CA1267394A (en) 1990-04-03
FR2647848B1 (fr) 1994-01-21
SE8903244L (sv) 1990-12-01
DE3942436A1 (de) 1990-12-06
GB2232711B (en) 1993-07-28
KR900018495A (ko) 1990-12-21
CN1047719A (zh) 1990-12-12
JPH0396593A (ja) 1991-04-22
GB8922672D0 (en) 1989-11-22
GB2232711A (en) 1990-12-19
FR2647848A1 (fr) 1990-12-07

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