| Patents for E04G 27 - Temporary arrangements for giving access from one level to another for men or vehicles, e.g. steps, ramps (293) |
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| 02/26/2015 | WO2015026363A1 Integrated fuel delivery apparatus |
| 02/24/2015 | US8960368 Tank farm system |
| 02/11/2015 | CN204152240U 一种与内支撑体系结合的斜向施工栈桥 Diagonal trestle construction of a combination of internal support system |
| 02/04/2015 | CN204139650U 一种可伸缩式垂直通道 A scalable vertical channel |
| 01/28/2015 | CN204126298U 利用脚手架搭设的临时楼梯 Use of temporary erection of scaffolding stairs |
| 01/08/2015 | WO2015002452A1 Automatic ramp control device |
| 01/07/2015 | CN204080819U 人员上下基坑用临时通道 Up and down the pit staff with temporary channel |
| 12/31/2014 | CN204060029U 附着于异形断面的升降装置的钢平台 Attached to the lifting device shaped cross-section of the steel platform |
| 12/31/2014 | CN204060028U 基坑栈桥斜坡区域的防滑装置 Pit skid ramp trestle area |
| 12/31/2014 | CN204060027U 防滑螺纹安全坡梯 Thread safety ladder slip slope |
| 12/31/2014 | CN204059976U 悬挑式电梯楼层平台 Cantilevered floor elevator platform |
| 12/24/2014 | CN204040515U 爬梯 Ladder |
| 12/24/2014 | CN204040507U 钢梁人行防护装置 Girder pedestrian protection devices |
| 12/24/2014 | CN204039873U 复合栈道板 Composite plank board |
| 12/24/2014 | CN104234447A 深基坑用工具式吊挂楼梯 Deep excavation tools style hanging staircase |
| 12/17/2014 | CN204024104U 快装模数化盘梯 Quick modular spiral staircase |
| 12/17/2014 | CN102995915B 预制装配可拆卸式基坑爬梯斜跑与休息平台连接结构 Prefabricated removable pit ladder shifted and rest platform connecting structure |
| 12/17/2014 | CN102926555B 预制装配可拆卸式基坑爬梯休息平台与地连墙连接结构 Prefabricated removable pit ladder platform and to even break the wall connecting structure |
| 12/11/2014 | DE202014100052U1 Trittstufe Tread |
| 12/10/2014 | CN204001823U 一种可移动式斜坡 One kind of movable ramps |
| 12/10/2014 | CN204001822U 一种钢管架施工楼梯 One kind of steel frame construction stairs |
| 12/10/2014 | CN204001821U 移动式升降梯 Mobile Lifts |
| 12/10/2014 | CN204001820U 挂笼式钢板墙操作平台 Steel cage wall hanging platform |
| 12/10/2014 | CN204000932U 一种深基坑施工作业中的安全上下通道 A dark pit construction job security up and down the channel |
| 12/10/2014 | CN104196265A 一种组合式承插型路桥施工用安全爬梯 A modular socket type of road and bridge construction with a safety ladder |
| 12/10/2014 | CN104195957A 一种拼装式梯道及施工工艺 One kind of assembled stairways and construction technology |
| 08/13/2014 | CN203769343U 人员上钢平台模架系统的下挂吊笼 Personnel on the steel platform formwork system under hanging cage |
| 08/06/2014 | CN203755718U 一种高度可调拆装式可移动楼梯 A highly adjustable removable removable stairs |
| 08/06/2014 | CN203755717U 深基坑装配式上下人行通道 Prefabricated down deep excavation walkways |
| 08/06/2014 | CN203755716U 用于安装在上下两层棚架之间的安全楼梯 For safety stairs installed between the upper and lower levels of scaffolding |
| 07/24/2014 | WO2014112882A1 Rubber ramp |
| 07/23/2014 | CN203729571U 一种用于建筑施工现场的工具式爬梯 Instrumental for the construction site of the ladder |
| 07/09/2014 | CN203701641U 可移动式马道 Removable bridleways |
| 06/18/2014 | CN203654796U 钢梯笼安装结构 Ladders cage mounting structure |
| 05/28/2014 | CN203613824U 钢制锁扣装配式无障碍坡道 Fabricated steel lock accessible ramp |
| 05/28/2014 | CN203613823U 快速承插装配式无障碍坡道 Fast socket assembly-accessible ramp |
| 05/28/2014 | CN203613822U 一种三角形拼装式移动坡道 Assembled with triangular moving ramp |
| 05/07/2014 | CN203583914U 一种台阶坡道化装置 One kind of device ramp stairs |
| 04/30/2014 | CN203569909U Tower crane integral type steel frame aisle |
| 04/16/2014 | CN203547162U Detachable stairway for construction |
| 04/16/2014 | CN103726675A Movable cushion plate |
| 04/15/2014 | US8695760 Telescoping pull-down attic ladder |
| 04/09/2014 | CN203531421U Movable tower type ladder stand |
| 04/09/2014 | CN103711332A Steel ladder cage installation structure and installation method |
| 04/02/2014 | CN203514841U Engineering folding bridge ladder |
| 03/26/2014 | CN103669844A Stair formwork for building construction |
| 03/19/2014 | CN203487767U Cross plate scaffold |
| 03/12/2014 | CN103628700A Detachable stairway for construction |
| 02/19/2014 | CN103590621A Tower crane integral type steel frame aisle and manufacturing method thereof |
| 02/12/2014 | CN203430071U Tool type adjustable stepping stairs |
| 02/06/2014 | DE102012213593A1 Modulartig aufgebauter Treppengerüstturm und Treppengerüstmodul Modular-constructed stairs and stair tower scaffold scaffolding module |
| 02/05/2014 | EP2692964A2 Modular stair scaffold tower and stair scaffold module |
| 01/30/2014 | DE102012014707A1 Tubular profile construction for modular collapsible stairs, has accommodating unit for mounting scaffolding bar, where round shape of tubular profile forms pivot point in angled installation of stairs |
| 01/16/2014 | WO2014008532A1 Load carrying platform shuttle |
| 01/16/2014 | CA2877347A1 Load carrying platform shuttle |
| 12/18/2013 | CN203347263U Novel foldable step sole timber |
| 12/18/2013 | CN203347200U Crawling ladder platform applied to connection of creeping formwork system and construction elevator |
| 12/11/2013 | CN203334705U Protective stair |
| 12/05/2013 | DE102012104720A1 Vertical adjustable staircase device for use as servicing platform for passenger entry into aircraft, has platform comprising covering, where breadth of platform is adjustable so that delivering of covering and platform is enabled |
| 11/27/2013 | CN203307701U Mobile lane |
| 11/27/2013 | CN103410281A Installation method of guardrail |
| 11/20/2013 | CN203296399U Construction passage |
| 11/13/2013 | CN203285079U Foldable passing device for automobile wheels |
| 11/06/2013 | CN203271170U Corner connecting device for construction stairs |
| 11/06/2013 | CN203271169U Pedestrian passageway stairway |
| 10/23/2013 | CN203247872U Large formwork construction ladder stand |
| 10/23/2013 | CN203247871U Frame type crawling ladder for closed construction of outer wall plates in windy area |
| 10/23/2013 | CN203247870U Portable high-strength light slope plate |
| 10/22/2013 | US8561549 Ramp for evacuation device |
| 10/17/2013 | WO2013152389A1 Screen module |
| 09/25/2013 | CN203213639U Combined stair for foundation pit |
| 09/11/2013 | CN203188650U Auxiliary channel for transporting building materials and for building operations |
| 08/21/2013 | CN203145494U Vertically-planted granite ramp border-rough-stone angle bead |
| 08/08/2013 | CA2805149A1 Modular system for assembling ramps, decks, and other raised structures |
| 07/31/2013 | CN203097316U Foldable hydraulic lifting support secure channel for high altitude construction |
| 07/24/2013 | CN203080530U Steel bridge concurrently used as supporting reinforced structure |
| 07/24/2013 | CN203080493U Underground powerhouse construction walkway structure for hydropower station |
| 07/10/2013 | CN102352700B Vertical transportation channel tower for construction of super high-rise building |
| 06/19/2013 | CN203008409U Safe and practical tread board for realizing simple and convenient disassembly and assembly of temporary staircase in construction site |
| 06/19/2013 | CN203008355U Temporary jump frame for house building construction |
| 06/12/2013 | CN202990451U Novel constructional vertical channel device |
| 05/29/2013 | CN202954578U Structure for connecting tilted stair with rest platform of prefabricated assembled detachable type foundation pit ladder |
| 05/01/2013 | CN202913717U Moveable type outrigged riding track |
| 04/25/2013 | WO2013030680A3 Adjustable, modular handicap-access-ramp system |
| 04/17/2013 | CN202882457U Steel-structured climbing device |
| 03/27/2013 | CN102995916A Safe and practical tread board for realizing simple and convenient disassembly and assembly of temporary staircase in construction site |
| 03/27/2013 | CN102995915A Structure for connecting tilted stair with rest platform of prefabricated assembled detachable type foundation pit ladder |
| 03/13/2013 | CN202788027U Riding track for external scaffold |
| 03/07/2013 | WO2013029107A1 A set of stairs |
| 02/27/2013 | CN202755680U Novel construction stair |
| 02/20/2013 | CN102936897A Steel bridge capable of being used as supporting and reinforcing structure |
| 02/13/2013 | CN102933778A 纸制坡道 Paper ramp |
| 02/13/2013 | CN102926555A Prefabricated detachable foundation pit ladder rest platform and diaphragm wall connection structure |
| 02/06/2013 | CN202718405U Channel for construction of arc-shaped outer frame of building |
| 01/23/2013 | CN202689594U Slope auxiliary frame of portable type wheel chair |
| 12/26/2012 | CN202627562U Stair-climbing auxiliary device |
| 12/26/2012 | CN202627561U Movable type stair-climbing auxiliary device |
| 12/26/2012 | CN202627560U Stair for building construction |
| 12/26/2012 | CN202626801U Inclined strut device for movable automobile inlet suspension bridge |
| 12/18/2012 | US8332981 Modular bicycle gutter |