KR910011761U - 조립식 다목적 사다리의 발판 - Google Patents
조립식 다목적 사다리의 발판Info
- Publication number
- KR910011761U KR910011761U KR2019890019890U KR890019890U KR910011761U KR 910011761 U KR910011761 U KR 910011761U KR 2019890019890 U KR2019890019890 U KR 2019890019890U KR 890019890 U KR890019890 U KR 890019890U KR 910011761 U KR910011761 U KR 910011761U
- Authority
- KR
- South Korea
- Prior art keywords
- purpose ladder
- ladder scaffolding
- prefab
- prefab multi
- scaffolding
- Prior art date
Links
Classifications
-
- 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
- E06C7/083—Bracket type connection
-
- 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
- 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
- E06C1/387—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 having tip-up steps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890019890U KR910009240Y1 (ko) | 1989-12-27 | 1989-12-27 | 조립식 다목적 사다리의 발판 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019890019890U KR910009240Y1 (ko) | 1989-12-27 | 1989-12-27 | 조립식 다목적 사다리의 발판 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910011761U true KR910011761U (ko) | 1991-07-29 |
KR910009240Y1 KR910009240Y1 (ko) | 1991-11-28 |
Family
ID=19293956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019890019890U KR910009240Y1 (ko) | 1989-12-27 | 1989-12-27 | 조립식 다목적 사다리의 발판 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR910009240Y1 (ko) |
-
1989
- 1989-12-27 KR KR2019890019890U patent/KR910009240Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR910009240Y1 (ko) | 1991-11-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 19971111 Year of fee payment: 7 |
|
LAPS | Lapse due to unpaid annual fee |