JPS6266946U - - Google Patents
Info
- Publication number
- JPS6266946U JPS6266946U JP15618185U JP15618185U JPS6266946U JP S6266946 U JPS6266946 U JP S6266946U JP 15618185 U JP15618185 U JP 15618185U JP 15618185 U JP15618185 U JP 15618185U JP S6266946 U JPS6266946 U JP S6266946U
- Authority
- JP
- Japan
- Prior art keywords
- nut
- frame body
- tightening
- lid
- enlarged diameter
- 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.)
- Pending
Links
Description
第１図は本考案に係るマンホールの枠体と蓋の
部分断面図、第２図は第１図のＢ―Ｂ断面視図で
ある。図中、
１…蓋受部、２…拡径溝部、３…枠体、４…貫
通孔、５…蓋、６…Ｒ２、７…Ｒ１、８，８′…
ネジ部、９…ナツト、１０…止め金、１１…ボル
ト。
FIG. 1 is a partial sectional view of a manhole frame and a lid according to the present invention, and FIG. 2 is a sectional view taken along line BB in FIG. In the figure, 1... Lid holder, 2... Expanded diameter groove, 3... Frame, 4... Through hole, 5... Lid, 6... R 2 , 7... R 1 , 8, 8'...
Threaded part, 9...nut, 10...clasp, 11...bolt.
Claims (1)
体３の蓋受部１に複数個の締付用貫通孔４を有す
る蓋５を載置し、ネジ部８と中心位置の異る半径
Ｒ２６，Ｒ１７の２段構造を有するナツト９の該
Ｒ２６又は該Ｒ１７の側面を前記拡径溝部２に係
止し、前記貫通孔４を貫通させ端部に止め金１０
を固着したボルト１１と前記ナツト９を螺合締付
て、前記枠体３と前記蓋５を固定したことを特徴
とするマンホール蓋の締付装置。 A frame body 3 consisting of a lid receiving part 1 and an enlarged diameter groove part 2, and a lid 5 having a plurality of tightening through holes 4 are placed on the lid receiving part 1 of the frame body 3, and the screw part 8 and the center position are placed. The side surface of R 2 6 or R 1 7 of the nut 9, which has a two-stage structure with different radii R 2 6 and R 1 7, is locked in the enlarged diameter groove 2, and the through hole 4 is passed through the nut 9, and the end thereof is 10 clasps on the part
A manhole cover tightening device characterized in that the frame body 3 and the cover 5 are fixed by screwing together and tightening the nut 9 with a bolt 11 fixed thereto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15618185U JPS6266946U (en) | 1985-10-12 | 1985-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15618185U JPS6266946U (en) | 1985-10-12 | 1985-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6266946U true JPS6266946U (en) | 1987-04-25 |
Family
ID=31077561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15618185U Pending JPS6266946U (en) | 1985-10-12 | 1985-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6266946U (en) |
-
1985
- 1985-10-12 JP JP15618185U patent/JPS6266946U/ja active Pending