ES157335U - Escalera plegable. - Google Patents
Escalera plegable.Info
- Publication number
- ES157335U ES157335U ES0157335U ES157335U ES157335U ES 157335 U ES157335 U ES 157335U ES 0157335 U ES0157335 U ES 0157335U ES 157335 U ES157335 U ES 157335U ES 157335 U ES157335 U ES 157335U
- Authority
- ES
- Spain
- Prior art keywords
- arm
- riser
- pivoting
- possibility
- vehicle
- 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.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 abstract 3
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)
Abstract
Una escalera para un vehículo de ferrocarril, que se transforma desde una posición de plataforma en el vestíbulo dentro del umbral del vehículo en una posición de formación de escalera que conduce al andén de la estación, que comprende: un par de escalones separados por una contrahuella inferior y pivotablemente conectados a ella, comprendiendo dichos escalones un escalón inferior y un escalón superior; contrahuella superior y conectada, también con posibilidad de pivotar, al chasis del umbral del vehículo; un primer chasis lateral superior conectada, con posibilidad de pivotar, a dicho escapado de manera fija al escalón superior y a la contrahuella superior, a cada extremo de los mismos; un brazo para la conexión, con posibilidad de pivotar, de los escalones inferior y superior, dispuesto en cada extremo de los misma sentido paralelo a la contrahuella inferior y separado de la misma, teniendo libertad dichos brazo de conexión y contrahuella inferior para pivotar a fin de orientar al escalón inferior desde una posición coplanar con el escalón superior a una posición paralela aunque inferior al mismo, y llevando dicho escalón inferior acoplado; un mecanismo de brazo y articulación conectado, con posibilidad de pivotar, a cada uno de los dichos chasis laterales primeros; y medios de fuerza para accionar dichos mecanismos de brazo y articulación, de manera que cuando dichos medios de fuerza reciban energía los mecanismos de brazo y articulación sean accionados, haciendo que la escalera pivote alrededor del umbral del vehículo y hacia el vestíbulo del mismo para formar una plataforma.
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 true ES157335U (es) | 1970-11-01 |
ES157335Y 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)
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 |
US4124099A (en) * | 1977-10-04 | 1978-11-07 | General Motors Corporation | Wheelchair lift device |
US4124098A (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 |
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 |
US5230288A (en) * | 1990-11-29 | 1993-07-27 | Renfe | Entering and exiting step system for vehicles with swingable platform for wheelchair bound passengers |
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 |
WO2001005639A2 (en) * | 1999-07-08 | 2001-01-25 | 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)
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 |
-
1967
- 1967-07-24 US US655357A patent/US3408959A/en not_active Expired - Lifetime
-
1968
- 1968-07-18 BE BE718213D patent/BE718213A/xx unknown
- 1968-07-19 FR FR1578286D patent/FR1578286A/fr not_active Expired
- 1968-07-22 SE SE09982/68A patent/SE334175B/xx unknown
- 1968-07-22 GB GB34807/68A patent/GB1194489A/en not_active Expired
- 1968-07-23 DE DE1780007A patent/DE1780007C3/de not_active Expired
- 1968-07-24 BR BR200872/68A patent/BR6800872D0/pt unknown
- 1968-07-24 ES ES1968157335U patent/ES157335Y/es not_active Expired
- 1968-07-24 NL NL6810466A patent/NL6810466A/xx unknown
- 1968-07-24 CH CH1110668A patent/CH491774A/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE334175B (es) | 1971-04-19 |
US3408959A (en) | 1968-11-05 |
CH491774A (de) | 1970-06-15 |
NL6810466A (es) | 1969-01-28 |
DE1780007B2 (de) | 1973-08-23 |
FR1578286A (es) | 1969-08-14 |
DE1780007C3 (de) | 1974-03-21 |
DE1780007A1 (de) | 1972-01-05 |
BE718213A (es) | 1968-12-31 |
BR6800872D0 (pt) | 1973-02-27 |
ES157335Y (es) | 1971-05-16 |
GB1194489A (en) | 1970-06-10 |
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