JPS63154495U - - Google Patents
Info
- Publication number
- JPS63154495U JPS63154495U JP4503487U JP4503487U JPS63154495U JP S63154495 U JPS63154495 U JP S63154495U JP 4503487 U JP4503487 U JP 4503487U JP 4503487 U JP4503487 U JP 4503487U JP S63154495 U JPS63154495 U JP S63154495U
- Authority
- JP
- Japan
- Prior art keywords
- receiving frame
- lid
- wall
- leg
- lid plate
- 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
- 238000012856 packing Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
Description
図面は、本考案の実施例を示すもので、第１図
は蓋板の一部を切り欠く上面図、第２図は第１図
の蓋板を切り欠かない状態でのＡ―Ａ線部分拡大
断面図、第３図は同様第１図のＢ―Ｂ線部分拡大
断面図、第４，５図は従来例を示す部分断面図で
ある。
１……蓋板、２……受枠、３……脚状片、４…
…突条、５……外壁、６……内壁、７……パツキ
ング、８……下面周縁部、９……蓋受。
The drawings show an embodiment of the present invention; Fig. 1 is a top view with a part of the cover plate cut away, and Fig. 2 is a section taken along line A-A of Fig. 1 with the cover plate not cut out. Similarly, FIG. 3 is an enlarged sectional view taken along line BB in FIG. 1, and FIGS. 4 and 5 are partial sectional views showing a conventional example. 1... Lid plate, 2... Receiving frame, 3... Leg-like piece, 4...
... protrusion, 5 ... outer wall, 6 ... inner wall, 7 ... packing, 8 ... lower surface periphery, 9 ... lid holder.
Claims (1)
を装着し蓋板と受枠間の気密性を有するよう構成
した密閉蓋において、円盤状をなす蓋板１の下面
外周縁に沿つて脚状片３を外周縁よりも内側に垂
設して棚部８を形成せしめると共に脚状片３の下
端は受枠２に嵌合したとき受枠２と接することの
ないようにし、受枠２の台座１０に環状に隆設し
た外壁５の内壁６となす溝側の側壁面の上端より
蓋板１の棚部８の厚さだけ下側となる位置に全周
に亘り間隔をおいて蓋受９を突設せしめたことを
特徴とする密閉蓋。 In the airtight lid configured to provide airtightness between the lid plate and the receiving frame by attaching packing to the lower surface of the lid plate or the upper end of the inner wall of the receiving frame, leg-shaped pieces 3 are attached along the outer periphery of the lower surface of the disc-shaped lid plate 1. The lower end of the leg-shaped piece 3 is arranged vertically inward from the outer peripheral edge to form a shelf 8, and the lower end of the leg-shaped piece 3 does not come into contact with the receiving frame 2 when it is fitted into the receiving frame 2. A lid holder 9 is provided projecting from the upper end of the side wall surface on the side of the groove formed with the inner wall 6 of the outer wall 5 provided, at intervals equal to the thickness of the shelf portion 8 of the lid plate 1, at intervals over the entire circumference. An airtight lid characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4503487U JPS63154495U (en) | 1987-03-28 | 1987-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4503487U JPS63154495U (en) | 1987-03-28 | 1987-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63154495U true JPS63154495U (en) | 1988-10-11 |
Family
ID=30863405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4503487U Pending JPS63154495U (en) | 1987-03-28 | 1987-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63154495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102637237B1 (en) * | 2023-08-29 | 2024-02-16 | 주식회사 태왕 | an oil tank manhole |
-
1987
- 1987-03-28 JP JP4503487U patent/JPS63154495U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102637237B1 (en) * | 2023-08-29 | 2024-02-16 | 주식회사 태왕 | an oil tank manhole |