LADDER WITH PLATFORM AND FOLDABLE TUBULAR SAFETY CAGES, ESPECIALLY FOR EXTENSION LADDERS

• 1. 一种变压器用带安全护笼的梯子 [P] . 中国专利： CN212428553U . 2021-01-29
• 2. 带可折叠安全扶手的梯子 [P] . 中国专利： CN205618070U . 2016.10.05
• 3. Ladder with platform and foldable tubular safety cages, especially for extension ladders [P] . 欧洲知识产权局专利： EP1783322B1 . 2008-07-16

  机译： 带平台和可折叠管状安全笼的梯子，特别是用于伸缩梯

• 4. Ladder with platform and foldable tubular safety cages, especially for extension ladders [P] . 欧洲知识产权局专利： EP1783322A1 . 2007-05-09

  机译： 带平台和可折叠管状安全笼的梯子，特别是用于伸缩梯

• 5. Foldable ladder, has locking unit for detachable locking of ladder sections in pulled-apart condition, where locking unit for locking ladder with extension module is arranged in ladder stringer ends of ladder [P] . 德国专利： DE102006015927A1 . 2007-10-18

  机译： 可折叠梯子，具有用于在拉开状态下可拆卸地锁定梯子段的锁定单元，其中带有扩展模块的用于锁定梯子的锁定单元设置在梯子的梯子纵梁端

• 1. Cage and ladder structures of silsesquioxanes characterized by UV-MALDI-TOF mass spectrometry [J] . 尤宏, 胡立江, 刘琰, 哈尔滨工业大学学报（英文版） . 2003,第003期
• 2. A Second Rung on the Ladder:Appraising the Jacob’s Ladder 2019 Remake [J] . Brady DeSanti, William LBlizek 文学与艺术研究：英文版 . 2020,第008期
• 3. Investigations of epoxy resins flame retarded by phenyl silsesquioxane of cage and ladder type structures [C] . Wen-Chao Zhang, Rong-Jie Yang, Xiang-Mei Li, International symposium on flame-retardant materials technologies . 2012
• 4. A Novel Dynamic Covalent Approach to Shape-Persistent Organic Molecular Cages and 2D Ladder Polymers. [D] . Jin, Athena. 2011
• 5. Smartphone Application Available for Extension Ladder Safety [O] . 2013
• 6. Modification of perchery system: Preference for ramps rather than ladders during early adaptation period for cage-reared pullets [O] . Hongya Zheng, Baoming Li, Qin Tong, 2019

• 1. ARCHITECTURE OF LADDER,TUBULAR AND SIEVE-PLATE POLYMERS PREPARED BY STEPWISE COUPLING POLYMERIZATION [J] . Rong-ben Zhang ,Ping Xie ,Dao-rong Dai . 高分子科学：英文版 . 2000,第3期
• 2. Failure Analysis of an Aluminum Extension Portable Ladder [J] . Abdel-Hakim Bouzid . 材料科学与应用期刊（英文） . 2014,第9期
• 3. Reaction Forces on a Fixed Ladder in Static Equilibrium: Analysis and Definitive Experimental Test of the Ladder Problem [J] . M. P. Silverman . 力学国际期刊（英文） . 2018,第9期
• 4. 集装箱起重机梯子平台的虚拟设计 [C] . 文永蓬 ,邱惠清 ,殷古鹏 . 第十一届全国机械设计年会 . 2005
• 5. 基于Z公司岸桥梯子平台的设计管理研究 [A] . 赵怿杰 . 2020