ES157335Y - Escalera plegable. - Google Patents

Escalera plegable.

Info

Publication number
ES157335Y
ES157335Y ES1968157335U ES157335U ES157335Y ES 157335 Y ES157335 Y ES 157335Y ES 1968157335 U ES1968157335 U ES 1968157335U ES 157335 U ES157335 U ES 157335U ES 157335 Y ES157335 Y ES 157335Y
Authority
ES
Spain
Prior art keywords
folding ladder
ladder
folding
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
ES1968157335U
Other languages
English (en)
Other versions
ES157335U (es
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.)
Raytheon Technologies Corp
Original Assignee
United Aircraft 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 United Aircraft Corp filed Critical United Aircraft Corp
Publication of ES157335U publication Critical patent/ES157335U/es
Application granted granted Critical
Publication of ES157335Y publication Critical patent/ES157335Y/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D23/00—Construction of steps for railway vehicles
    • B61D23/02—Folding steps for railway vehicles, e.g. hand or mechanically actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Step Arrangements And Article Storage (AREA)
  • Ladders (AREA)
ES1968157335U 1967-07-24 1968-07-24 Escalera plegable. Expired ES157335Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US655357A US3408959A (en) 1967-07-24 1967-07-24 Folding staircase

Publications (2)

Publication Number Publication Date
ES157335U ES157335U (es) 1970-11-01
ES157335Y true ES157335Y (es) 1971-05-16

Family

ID=24628567

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1968157335U Expired ES157335Y (es) 1967-07-24 1968-07-24 Escalera plegable.

Country Status (10)

Country Link
US (1) US3408959A (es)
BE (1) BE718213A (es)
BR (1) BR6800872D0 (es)
CH (1) CH491774A (es)
DE (1) DE1780007C3 (es)
ES (1) ES157335Y (es)
FR (1) FR1578286A (es)
GB (1) GB1194489A (es)
NL (1) NL6810466A (es)
SE (1) SE334175B (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3580613A (en) * 1969-02-27 1971-05-25 Walter A Northrop Bumper combining hitch and step
US3572754A (en) * 1969-07-11 1971-03-30 Gen Motors Corp Vehicle step arrangement
US4124098A (en) * 1977-10-04 1978-11-07 General Motors Corporation Wheelchair lift device
US4124099A (en) * 1977-10-04 1978-11-07 General Motors Corporation Wheelchair lift device
US4174115A (en) * 1977-12-27 1979-11-13 Youngblood John W Motorized bi-fold stepwell cover
US5230288A (en) * 1990-11-29 1993-07-27 Renfe Entering and exiting step system for vehicles with swingable platform for wheelchair bound passengers
US5150659A (en) * 1990-11-29 1992-09-29 Renfe Entering and exiting step system for vehicles with two step pivotal support for accommodating platforms of varying heights
GB9220367D0 (en) * 1992-09-26 1992-11-11 Jones Garrard Limited Retractable stairs
US5505476A (en) * 1993-08-23 1996-04-09 Kwikee Products Co., Triple manual folding steps
US6213486B1 (en) * 1999-04-05 2001-04-10 Kwikee Products Co., Inc. Step assembly with concealed lower tread
US6640728B1 (en) * 1999-07-08 2003-11-04 Aai Corporation Passenger rail car sliding door with high platform threshold
US6578664B1 (en) * 2000-11-22 2003-06-17 Stuart Doherty Window guard with quick release latching system
US20070277808A1 (en) * 2006-05-30 2007-12-06 Bean Patricia J Spark arresting incinerator
US8011474B2 (en) * 2006-10-30 2011-09-06 Caterpillar Inc. Powered access device
US8316595B2 (en) 2010-04-06 2012-11-27 Burford Tyrus S Collapsible staircase
US8075008B1 (en) * 2010-10-27 2011-12-13 Hwh Corporation Retractable staircase for a recreational vehicle
US8668217B2 (en) 2011-12-15 2014-03-11 Michael P. Ziaylek Automated retractable step apparatus utilizing over-center locking mechanism
US9957720B1 (en) 2015-11-25 2018-05-01 Majic Stairs Inc. Retractable staircase and method
CN109017844B (zh) * 2018-06-21 2020-06-23 中车株洲电力机车有限公司 一种脚蹬装置及具有该脚蹬装置的转向架
US11945701B1 (en) 2020-11-13 2024-04-02 Majic Stairs Inc. Lift
CN112590511B (zh) * 2020-12-29 2022-09-16 北汽福田汽车股份有限公司 车门组件和车辆

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1397294A (en) * 1921-11-15 Automatic raising and lowering steps
US976195A (en) * 1910-05-12 1910-11-22 Roger W Lomax Folding car-step.
US1802926A (en) * 1929-11-08 1931-04-28 Nat Pneumatic Co Trapdoor and step control mechanism for passenger cars
US2564954A (en) * 1948-04-26 1951-08-21 David E Brelsford Retractable stairs
US2951454A (en) * 1957-04-08 1960-09-06 Pullman Standard Car Mfg Co Vehicle folding step assembly

Also Published As

Publication number Publication date
DE1780007B2 (de) 1973-08-23
BE718213A (es) 1968-12-31
NL6810466A (es) 1969-01-28
ES157335U (es) 1970-11-01
DE1780007A1 (de) 1972-01-05
SE334175B (es) 1971-04-19
FR1578286A (es) 1969-08-14
BR6800872D0 (pt) 1973-02-27
CH491774A (de) 1970-06-15
DE1780007C3 (de) 1974-03-21
GB1194489A (en) 1970-06-10
US3408959A (en) 1968-11-05

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