CN108843229B - Has the ladder for adjusting treadle spacing - Google Patents
Has the ladder for adjusting treadle spacing Download PDFInfo
- Publication number
- CN108843229B CN108843229B CN201810542209.9A CN201810542209A CN108843229B CN 108843229 B CN108843229 B CN 108843229B CN 201810542209 A CN201810542209 A CN 201810542209A CN 108843229 B CN108843229 B CN 108843229B
- Authority
- CN
- China
- Prior art keywords
- bar
- groove body
- type latch
- elastic press
- press type
- 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.)
- Active
Links
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 3
- 244000152100 Sorbus torminalis Species 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 2
- 230000009194 climbing Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
- E06C7/081—Rungs or other treads comprising anti-slip features
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
- E06C7/082—Connections between rungs or treads and longitudinal members
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810542209.9A CN108843229B (en) | 2017-03-20 | 2017-03-20 | Has the ladder for adjusting treadle spacing |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810542209.9A CN108843229B (en) | 2017-03-20 | 2017-03-20 | Has the ladder for adjusting treadle spacing |
CN201710166294.9A CN106869763B (en) | 2017-03-20 | 2017-03-20 | Has the cat ladder for adjusting treadle spacing |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710166294.9A Division CN106869763B (en) | 2017-03-20 | 2017-03-20 | Has the cat ladder for adjusting treadle spacing |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108843229A CN108843229A (en) | 2018-11-20 |
CN108843229B true CN108843229B (en) | 2019-07-09 |
Family
ID=59171585
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810542209.9A Active CN108843229B (en) | 2017-03-20 | 2017-03-20 | Has the ladder for adjusting treadle spacing |
CN201710166294.9A Active CN106869763B (en) | 2017-03-20 | 2017-03-20 | Has the cat ladder for adjusting treadle spacing |
CN201810542771.1A Active CN108843230B (en) | 2017-03-20 | 2017-03-20 | It is a kind of to have the ladder for adjusting treadle spacing |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710166294.9A Active CN106869763B (en) | 2017-03-20 | 2017-03-20 | Has the cat ladder for adjusting treadle spacing |
CN201810542771.1A Active CN108843230B (en) | 2017-03-20 | 2017-03-20 | It is a kind of to have the ladder for adjusting treadle spacing |
Country Status (1)
Country | Link |
---|---|
CN (3) | CN108843229B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107237463A (en) * | 2017-07-31 | 2017-10-10 | 安徽意诚智能科技有限公司 | A kind of fire-fighting fast-escape stair |
CN109264557A (en) * | 2018-12-01 | 2019-01-25 | 江苏汉东机械有限公司 | A kind of staircase for engineering machinery |
CN112179678A (en) * | 2020-10-30 | 2021-01-05 | 东风商用车有限公司 | Device for verifying convenience of getting on and off truck |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2181477B (en) * | 1985-10-11 | 1990-01-24 | Joseph Dunmore | Adjustable platform for a rung ladder |
DE4041428A1 (en) * | 1989-12-27 | 1991-07-04 | Paul Eberl | Ladder stability securing mechanism - has sprung telescopic bracket with hook, whose holders engage two adjacent rungs |
CN101050687B (en) * | 2007-05-22 | 2011-02-23 | 王克诚 | Telescopic ladder and its vertical combined ladder, platform high stool and herringbone ladder |
CN201144627Y (en) * | 2007-11-15 | 2008-11-05 | 孟咸彬 | Telescopic ladder |
CN202300171U (en) * | 2011-11-08 | 2012-07-04 | 王超 | Extending ladder |
CN204139951U (en) * | 2014-08-14 | 2015-02-04 | 宿迁嵘锦信息科技有限公司 | A kind of ladder |
CN105525858A (en) * | 2014-10-24 | 2016-04-27 | 卢锦欣 | Telescopic convenient tool ladder |
CN205277279U (en) * | 2015-12-22 | 2016-06-01 | 王晶华 | Oil development field construction is with hanging ladder |
CN205713932U (en) * | 2016-04-19 | 2016-11-23 | 常州工程职业技术学院 | There is folder function step ladder |
CN205638196U (en) * | 2016-05-23 | 2016-10-12 | 国网山东省电力公司阳谷县供电公司 | Novel portable electric power is under construction terracedly |
CN108166917B (en) * | 2016-12-07 | 2019-04-05 | 江苏坤勋建设工程有限公司 | A kind of decoration application method of ladder |
CN206785290U (en) * | 2017-03-20 | 2017-12-22 | 无锡市龙海杰机械制造有限公司 | Possesses the cat ladder of regulation treadle spacing |
-
2017
- 2017-03-20 CN CN201810542209.9A patent/CN108843229B/en active Active
- 2017-03-20 CN CN201710166294.9A patent/CN106869763B/en active Active
- 2017-03-20 CN CN201810542771.1A patent/CN108843230B/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN106869763B (en) | 2018-06-19 |
CN108843230A (en) | 2018-11-20 |
CN108843229A (en) | 2018-11-20 |
CN106869763A (en) | 2017-06-20 |
CN108843230B (en) | 2019-07-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20190617 Address after: 325600 No. 14 Yuhong Road, Hongqiao Town, Yueqing City, Wenzhou, Zhejiang Applicant after: Gao Yanni Address before: 213032 Department of Electrical Engineering, Changzhou Institute of Technology, 666 Liaohe Road, Xinbei District, Changzhou City, Jiangsu Province Applicant before: Zhuang Jianping |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211208 Address after: 256599 No. 166, Chemical Road, economic development zone, Boxing County, Binzhou City, Shandong Province Patentee after: Boxing Rongzhi Technology Innovation Development Co., Ltd Address before: 325600 No. 14 Yuhong Road, Hongqiao Town, Yueqing City, Wenzhou, Zhejiang Patentee before: Gao Yanni |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220329 Address after: 226600 No. 10, Lifa Avenue, Hai'an Development Zone, Nantong City, Jiangsu Province Patentee after: Nantong Zhaowen Leisure Products Co.,Ltd. Address before: 256599 No. 166, Chemical Road, economic development zone, Boxing County, Binzhou City, Shandong Province Patentee before: Boxing Rongzhi Technology Innovation Development Co.,Ltd. |
|
TR01 | Transfer of patent right |