JPS61152050U - - Google Patents
Info
- Publication number
- JPS61152050U JPS61152050U JP3313385U JP3313385U JPS61152050U JP S61152050 U JPS61152050 U JP S61152050U JP 3313385 U JP3313385 U JP 3313385U JP 3313385 U JP3313385 U JP 3313385U JP S61152050 U JPS61152050 U JP S61152050U
- Authority
- JP
- Japan
- Prior art keywords
- connecting portions
- lid
- hanging portion
- pry
- notch
- 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
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Description
図面は本考案に係るマンホール蓋類の開蓋補助
具の実施例を示すもので第１図は分離した全体図
、第２図は掛部変形例の側面図、第３図は掛鉤の
長さ調節手段を示す平面図、第４図、第５図は使
用状態の斜視図である。
１……連結部材、２，３，４……連結部、５…
…蓋体、６……こじり杆、７……掛部、８……係
止体、９，１１，１２……切欠縁、１０……先端
鉤、１３，１４……掛鉤。
The drawings show an embodiment of the opening aid for manhole covers according to the present invention, and Fig. 1 shows the separated overall view, Fig. 2 shows a side view of a modified example of the hook, and Fig. 3 shows the length of the hook. A plan view showing the adjusting means, and FIGS. 4 and 5 are perspective views of the adjusting means in use. 1... Connecting member, 2, 3, 4... Connecting portion, 5...
... Lid body, 6 ... Pry rod, 7 ... Hanging part, 8 ... Locking body, 9, 11, 12 ... Notch edge, 10 ... Tip hook, 13, 14 ... Hanging hook.
Claims (1)
、その内、１箇所の連結部２に、蓋体５をこじあ
けるこじり杆６の掛部７と係止する係止体８を連
設し、掛部７に近いこじり杆６の端部に、前記蓋
体６の周縁に設けられた切欠縁９に係止する先端
鉤１０を設け、更に前記残り２箇所の連結部３，
４に蓋体５の他の切欠縁１１，１２に係止する掛
鉤１３，１４を夫々取付けて成るマンホール蓋類
の開蓋補助具。 The connecting member 1 is provided with three connecting portions 2, 3, and 4, and one of the connecting portions 2 is connected to a locking body 8 that locks with a hanging portion 7 of a pry lever 6 for prying open the lid 5. A tip hook 10 is provided at the end of the pry rod 6 near the hanging portion 7 to engage the notch edge 9 provided on the periphery of the lid 6, and the remaining two connecting portions 3,
A manhole cover opening aid comprising hooks 13 and 14 which are respectively attached to the other notch edges 11 and 12 of the cover body 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3313385U JPH0248510Y2 (en) | 1985-03-08 | 1985-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3313385U JPH0248510Y2 (en) | 1985-03-08 | 1985-03-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61152050U true JPS61152050U (en) | 1986-09-19 |
| JPH0248510Y2 JPH0248510Y2 (en) | 1990-12-19 |
Family
ID=30535294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3313385U Expired JPH0248510Y2 (en) | 1985-03-08 | 1985-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0248510Y2 (en) |
-
1985
- 1985-03-08 JP JP3313385U patent/JPH0248510Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0248510Y2 (en) | 1990-12-19 |