JPS6345855U - - Google Patents
Info
- Publication number
- JPS6345855U JPS6345855U JP13723186U JP13723186U JPS6345855U JP S6345855 U JPS6345855 U JP S6345855U JP 13723186 U JP13723186 U JP 13723186U JP 13723186 U JP13723186 U JP 13723186U JP S6345855 U JPS6345855 U JP S6345855U
- Authority
- JP
- Japan
- Prior art keywords
- iron lid
- frame
- bolt
- hook
- lid
- 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.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 26
- 229910052742 iron Inorganic materials 0.000 claims description 13
- 238000010586 diagram Methods 0.000 description 1
Description
第１図はこの考案による鉄蓋の開蓋装置の一実
施例の使用状態を示す縦断面図、第２図は第１図
の主要部の平面の一部を示す図、第３図は第２図
のイ−イ線方向の縦断面図、第４図は鉄蓋の一部
の表面と裏面を示す図、第５図はこの考案による
鉄蓋の開蓋装置を用いて鉄蓋を受枠から僅かに引
上げたときの状態を示す部分縦断面図、第６図は
従来の鉄蓋の開蓋装置の構造を概略的に示す部分
縦断面図、第７図および第８図は鉄蓋の例を示す
部分平面図、第９図は従来の鉄蓋の開蓋装置の他
の例の構造を概略的に示す部分断面図、第１０図
は第９図の開蓋装置の拡大平面図である。
１……受枠、３……鉄蓋、２３……フレーム、
２４……フツクボルト、２５……ボス穴、２７…
…フツク部、２８……ナツト、３０……座金、３
１……ハンドル、６１……切欠穴。
Fig. 1 is a longitudinal cross-sectional view showing an embodiment of the iron lid opening device according to this invention, Fig. 2 is a plan view showing a part of the main part of Fig. 1, and Fig. Figure 2 is a longitudinal cross-sectional view taken along line A-A in Figure 2, Figure 4 is a diagram showing the front and back sides of a part of the iron lid, and Figure 5 is a view showing how the iron lid is opened into a receiving frame using the iron lid opening device of this invention. 6 is a partial vertical sectional view schematically showing the structure of a conventional iron lid opening device, and FIGS. 7 and 8 are partial longitudinal sectional views showing the state when the iron lid is slightly pulled up. FIG. 9 is a partial sectional view schematically showing the structure of another example of the conventional iron lid opening device, and FIG. 10 is an enlarged plan view of the lid opening device shown in FIG. 9. be. 1... Receiving frame, 3... Iron lid, 23... Frame,
24...Hook bolt, 25...Boss hole, 27...
...Hook part, 28...Nut, 30...Washer, 3
1...Handle, 61...Notch hole.
Claims (1)
沿つて配置されるフレームと、該フレームの中央
部に形成されたボス穴を貫通して設けられたボル
トであつて、その下端部に上記ボルトを上記鉄蓋
の周辺部に設けられた切欠穴を貫通して挿入した
後回転させることにより上記鉄蓋の裏面と係合す
るフツク部を有するフツクボルトと、該フツクボ
ルトの上記フレーム上に突出する部分において螺
合するナツトと、上記ナツトと係合してこれを締
付けるためのハンドルとからなる鉄蓋の開蓋装置
。 A frame arranged along a part of the circular upper edge surface of the receiving frame into which the iron lid is fitted, and a bolt installed through a boss hole formed in the center of the frame, and a bolt installed at the lower end of the frame. A hook bolt that has a hook portion that engages with the back surface of the iron lid by inserting the bolt through a notch hole provided on the periphery of the iron lid and rotating it, and a hook portion of the hook bolt that protrudes onto the frame. A lid opening device for an iron lid, which comprises a nut that is screwed together at a portion where the iron lid is to be opened, and a handle that engages with and tightens the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13723186U JPH0417634Y2 (en) | 1986-09-05 | 1986-09-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13723186U JPH0417634Y2 (en) | 1986-09-05 | 1986-09-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6345855U true JPS6345855U (en) | 1988-03-28 |
| JPH0417634Y2 JPH0417634Y2 (en) | 1992-04-20 |
Family
ID=31041094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13723186U Expired JPH0417634Y2 (en) | 1986-09-05 | 1986-09-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0417634Y2 (en) |
-
1986
- 1986-09-05 JP JP13723186U patent/JPH0417634Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0417634Y2 (en) | 1992-04-20 |