基本信息:
- 专利标题： 一种家用梯子
- 专利标题（英）：Household ladder
- 申请号：CN201810088223.6 申请日：2018-01-30
- 公开(公告)号：CN108561065A 公开(公告)日：2018-09-21
- 发明人： 张凤菊
- 申请人： 张凤菊
- 申请人地址： 河南省郑州市金水区东明路4号
- 专利权人： 张凤菊
- 当前专利权人： 正阳县新天地草业有限公司
- 当前专利权人地址： 463000 河南省驻马店市正阳县产业集聚区
- 代理机构： 郑州华隆知识产权代理事务所
- 代理人： 徐小磊
- 主分类号： E06C1/383
- IPC分类号： E06C1/383 ; E06C1/397 ; E06C1/39 ; E06C1/18 ; E06C7/04
The invention relates to a household ladder. The household ladder comprises one or two parallelogram link assemblies with the tops connected together, ladder rods are connected to hinge pins at the two horizontal ends of the each parallelogram link assembly, vertical threads with the opposite directions of turning are formed in the corresponding two adjacent ladder rods of the parallelogram link assemblies, vertical lead screws are screwed on the vertical threads, walking wheel mechanisms are arranged at the bottoms of the parallelogram link assemblies and each comprise two universal wheels with brake devices, one universal wheel is arranged on a ladder rod guide sleeve located at the bottom, and the other universal wheel is arranged on the ladder rod which is in guiding and sliding cooperation with the ladder rod guide sleeve. The household ladder is convenient to move, and the height is adjusted through stretching and retracting.
公开/授权文献:
- CN108561065B 一种家用梯子 公开/授权日：2020-03-27
IPC结构图谱:
| E | 固定建筑物 |
| --E06 | 一般门、窗、百叶窗或卷辊遮帘；梯子 |
| ----E06C | 梯子 |
| ------E06C1/00 | 一般梯子 |
| --------E06C1/02 | .有纵向固定部件的或杆件的 |
| ----------E06C1/34 | ..可以装设在建筑物构件，例如，窗、挑檐、支杆或类似物上面的梯子 |
| ------------E06C1/383 | ...折叠式梯子，折叠时纵向构件可叠起来 |