JPH0383243U - - Google Patents
Info
- Publication number
- JPH0383243U JPH0383243U JP4897790U JP4897790U JPH0383243U JP H0383243 U JPH0383243 U JP H0383243U JP 4897790 U JP4897790 U JP 4897790U JP 4897790 U JP4897790 U JP 4897790U JP H0383243 U JPH0383243 U JP H0383243U
- Authority
- JP
- Japan
- Prior art keywords
- manhole cover
- main body
- device main
- receiving frame
- manhole
- 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
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は、本考案に従うマンホール蓋縁切り装
置の一実施例の使用状態を示す要部断面図であり
、第２図は、第１図の装置における握り部材の取
付状態を示す要部斜視図であり、第３図は、第１
図の装置を用いてマホール蓋を浮け枠から縁切り
した状態を示す第１図に対応する断面図である。
また、第４図は、本考案に従うマンホール蓋縁切
り装置の別の実施例を示す断面説明図であり、第
５図は、第４図における上面図であり、第６図は
、第４図における下面図である。更にまた、第７
図乃至第１０図は、それぞれ、本考案に従うマン
ホール蓋縁切り装置の更に別の具体例を概略的に
示す説明図である。
１０，７０……装置本体、１２，７６……凹所
、１４，１６，７２，７４……装置部、２２，９
４……油圧ジヤツキ機構、２８，８４……リフト
バー、４８……マンホール蓋、５０……係合穴、
５２……カギ部、８６……係止部。
FIG. 1 is a sectional view of a main part showing the usage state of an embodiment of the manhole cover edge cutting device according to the present invention, and FIG. 2 is a perspective view of the main part showing a state of attachment of a grip member in the device of FIG. , and Fig. 3 shows the first
FIG. 2 is a cross-sectional view corresponding to FIG. 1 showing a state where the edge of the mainhole cover is cut off from the floating frame using the device shown in the figure.
4 is a cross-sectional explanatory view showing another embodiment of the manhole cover edge cutting device according to the present invention, FIG. 5 is a top view of FIG. 4, and FIG. 6 is a top view of FIG. 4. It is a bottom view. Furthermore, the seventh
10 to 10 are explanatory diagrams each schematically showing another specific example of the manhole cover edge cutting device according to the present invention. 10,70...device body, 12,76...recess, 14,16,72,74...device part, 22,9
4... Hydraulic jack mechanism, 28, 84... Lift bar, 48... Manhole cover, 50... Engagement hole,
52...key part, 86...locking part.
Claims (1)
浮け枠に対するマンホール蓋の嵌込み状態を解除
するためのマンホール蓋縁切り装置であつて、 一対の載置部を隔てるように下面に凹所が形成
された装置本体と、 該装置本体における一対の載置部の中間部位に
おいて、上下方向に延び且つ軸方向に移動可能に
支持せしめられたリフトバー手段と、 該リフトバー手段に対して一体的に設けられた
、前記装置本体における一方の載置部が前記受け
枠上に載置される一方、他方の載置部が前記マン
ホール蓋上に載置された状態下において、該マン
ホール蓋に設けられた所定の係合穴に係止可能な
係止部と、 前記リフトバー手段を前記装置本体に対して軸
方向上方に移動せしめて、前記マンホール蓋に対
し、前記受け枠から浮き上がる方向の力を及ぼす
駆動手段とを、 有することを特徴とするマンホール蓋縁切り装置
。[Scope of Claim for Utility Model Registration] A manhole cover edge cutting device for lifting a manhole cover from a receiving frame and releasing the fitted state of the manhole cover to the floating frame, the device separating a pair of placement parts. a device main body having a recess formed in its lower surface; a lift bar means that extends in the vertical direction and is supported movably in the axial direction at an intermediate portion between a pair of mounting portions in the device main body; In a state in which one of the mounting parts of the device main body, which is integrally provided with the device body, is placed on the receiving frame and the other mounting part is placed on the manhole cover, the manhole a locking portion that can be locked in a predetermined locking hole provided in the lid; and a locking portion that moves the lift bar means axially upward relative to the device main body so as to be lifted from the receiving frame with respect to the manhole cover. A manhole cover edge cutting device comprising: a drive means that applies a force of:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4897790U JP2500909Y2 (en) | 1989-09-11 | 1990-05-10 | Manhole lid trimming device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10640289 | 1989-09-11 | ||
| JP1-106402 | 1989-09-11 | ||
| JP4897790U JP2500909Y2 (en) | 1989-09-11 | 1990-05-10 | Manhole lid trimming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0383243U true JPH0383243U (en) | 1991-08-23 |
| JP2500909Y2 JP2500909Y2 (en) | 1996-06-12 |
Family
ID=31890081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4897790U Expired - Lifetime JP2500909Y2 (en) | 1989-09-11 | 1990-05-10 | Manhole lid trimming device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2500909Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016125198A (en) * | 2014-12-26 | 2016-07-11 | 日之出水道機器株式会社 | Cover opening adaptor |
-
1990
- 1990-05-10 JP JP4897790U patent/JP2500909Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016125198A (en) * | 2014-12-26 | 2016-07-11 | 日之出水道機器株式会社 | Cover opening adaptor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2500909Y2 (en) | 1996-06-12 |