KR890007068U - 자동 절첩 사다리 - Google Patents
자동 절첩 사다리Info
- Publication number
- KR890007068U KR890007068U KR2019870015887U KR870015887U KR890007068U KR 890007068 U KR890007068 U KR 890007068U KR 2019870015887 U KR2019870015887 U KR 2019870015887U KR 870015887 U KR870015887 U KR 870015887U KR 890007068 U KR890007068 U KR 890007068U
- Authority
- KR
- South Korea
- Prior art keywords
- automatic folding
- folding ladder
- ladder
- automatic
- folding
- Prior art date
Links
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
- E06C1/383—Foldable ladders in which the longitudinal members are brought together on folding
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/12—Lifts or other hoisting devices on ladders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019870015887U KR900010494Y1 (ko) | 1987-09-17 | 1987-09-17 | 자동 절첩 사다리 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019870015887U KR900010494Y1 (ko) | 1987-09-17 | 1987-09-17 | 자동 절첩 사다리 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR890007068U true KR890007068U (ko) | 1989-05-15 |
| KR900010494Y1 KR900010494Y1 (ko) | 1990-11-19 |
Family
ID=19268070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019870015887U KR900010494Y1 (ko) | 1987-09-17 | 1987-09-17 | 자동 절첩 사다리 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR900010494Y1 (ko) |
-
1987
- 1987-09-17 KR KR2019870015887U patent/KR900010494Y1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR900010494Y1 (ko) | 1990-11-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19870917 |
|
| UA0201 | Request for examination |
Patent event date: 19870917 Patent event code: UA02012R01D Comment text: Request for Examination of Application |
|
| UG1501 | Laying open of application | ||
| E902 | Notification of reason for refusal | ||
| UE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19900905 |
|
| UG1604 | Publication of application |
Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19901022 |
|
| E701 | Decision to grant or registration of patent right | ||
| UE0701 | Decision of registration |
Patent event date: 19910202 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
|
| REGI | Registration of establishment | ||
| UR0701 | Registration of establishment |
Patent event date: 19910315 Patent event code: UR07011E01D Comment text: Registration of Establishment |
|
| UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19910315 |
|
| UR1001 | Payment of annual fee |
Payment date: 19931117 Start annual number: 4 End annual number: 4 |
|
| UR1001 | Payment of annual fee |
Payment date: 19941118 Start annual number: 5 End annual number: 5 |
|
| FPAY | Annual fee payment |
Payment date: 19951118 Year of fee payment: 6 |
|
| UR1001 | Payment of annual fee |
Payment date: 19951118 Start annual number: 6 End annual number: 6 |
|
| LAPS | Lapse due to unpaid annual fee | ||
| UC1903 | Unpaid annual fee |
Termination date: 19971210 Termination category: Default of registration fee |