JPS6453247U - - Google Patents
Info
- Publication number
- JPS6453247U JPS6453247U JP14825387U JP14825387U JPS6453247U JP S6453247 U JPS6453247 U JP S6453247U JP 14825387 U JP14825387 U JP 14825387U JP 14825387 U JP14825387 U JP 14825387U JP S6453247 U JPS6453247 U JP S6453247U
- Authority
- JP
- Japan
- Prior art keywords
- lever
- key
- engaged
- stopper
- utility
- 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 4
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の一実施例にかかるストツパ付
てこ式マンホール鍵の斜視図、第２図はその平面
図、第３図はその側面図、第４図は従来技術にか
かるてこ式マンホール鍵の斜視図、第５図はそれ
を用いたマンホール鉄蓋の開閉作業を示す説明図
である。
図面中、１は支持台、１ａは係合部、２はてこ
支点、３はてこ本体、７は係合部材である。
Fig. 1 is a perspective view of a lever-type manhole key with a stopper according to an embodiment of the present invention, Fig. 2 is a plan view thereof, Fig. 3 is a side view thereof, and Fig. 4 is a lever-type manhole key according to the prior art. FIG. 5 is an explanatory diagram showing the operation of opening and closing a manhole iron cover using the same. In the drawings, 1 is a support base, 1a is an engaging portion, 2 is a lever fulcrum, 3 is a lever body, and 7 is an engaging member.
Claims (1)
端部が握部となるとともに他端部にマンホール鉄
蓋の鍵穴に係止しうる鍵を設けたてこ本体とから
なるてこ式マンホール鍵であつて、上記支持台に
少なくとも一つの係合部を設ける一方、上記てこ
本体には上記係合部に係止しうる係合部材を回動
自在に設けたことを特徴とするストツパ付てこ式
マンホール鍵。 (2) 係合部に係止された係合部材は上記てこ本
体に設けられた凹部にも係止されるものとし、上
記係合部は上記係合部材を介して上記凹部に係止
されることを特徴とする実用新案登録請求の範囲
第１項記載のストツパ付てこ式マンホール鍵。 (3) 係合部を複数個としてのこ刃状に設けたこ
とを特徴とする実用新案登録請求の範囲第１項又
は第２項記載のストツパ式てこ付マンホール鍵。 (4) 係合部の係合部材との接面が上記支持台と
上記てこ本体との枢支部を中心とする円の半径方
向に一致することを特徴とする実用新案登録請求
の範囲第１項、第２項あるいは第３項記載のスト
ツパ付てこ式マンホール鍵。[Claims for Utility Model Registration] (1) A support stand, and a key that is pivotally supported by the support stand, one end of which serves as a grip, and the other end of which is provided with a key that can be locked into a keyhole of a manhole iron cover. A lever-type manhole key consisting of a lever body, wherein the support base is provided with at least one engagement part, and the lever body is rotatably provided with an engagement member that can be engaged with the engagement part. A lever-type manhole key with a stopper. (2) The engagement member that is engaged with the engagement portion shall also be engaged with a recess provided in the lever body, and the engagement portion may be engaged with the recess through the engagement member. A lever-type manhole key with a stopper according to claim 1 of the utility model registration claim, characterized in that: (3) A manhole key with a stopper type lever according to claim 1 or 2 of the utility model registration claim, characterized in that a plurality of engaging portions are provided in the shape of a saw blade. (4) Utility model registration claim 1, characterized in that the contact surface of the engaging portion with the engaging member coincides with the radial direction of a circle centered on the pivot between the support stand and the lever body. A lever-type manhole key with a stopper as described in paragraph 2, paragraph 2 or paragraph 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14825387U JPH0612050Y2 (en) | 1987-09-30 | 1987-09-30 | Lever type manhole key with stopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14825387U JPH0612050Y2 (en) | 1987-09-30 | 1987-09-30 | Lever type manhole key with stopper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6453247U true JPS6453247U (en) | 1989-04-03 |
| JPH0612050Y2 JPH0612050Y2 (en) | 1994-03-30 |
Family
ID=31419405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14825387U Expired - Lifetime JPH0612050Y2 (en) | 1987-09-30 | 1987-09-30 | Lever type manhole key with stopper |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0612050Y2 (en) |
-
1987
- 1987-09-30 JP JP14825387U patent/JPH0612050Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0612050Y2 (en) | 1994-03-30 |
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