JPH0437639U - - Google Patents
Info
- Publication number
- JPH0437639U JPH0437639U JP7784990U JP7784990U JPH0437639U JP H0437639 U JPH0437639 U JP H0437639U JP 7784990 U JP7784990 U JP 7784990U JP 7784990 U JP7784990 U JP 7784990U JP H0437639 U JPH0437639 U JP H0437639U
- Authority
- JP
- Japan
- Prior art keywords
- horizontally extending
- extending portion
- hydraulic pump
- horizontally
- manhole cover
- 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
- 230000000149 penetrating effect Effects 0.000 claims 1
Description
第１図はこの考案に係わるマンホール蓋用開閉
機の一実施例を示す斜視図、第２図・第３図は使
用例を示す一部断面図である。
図虫の主な符合、１……油圧ポンプ、２……横
延部、３……車輪、４……突出支持部、５……カ
シメ棒。
FIG. 1 is a perspective view showing an embodiment of the manhole cover opening/closing machine according to this invention, and FIGS. 2 and 3 are partial sectional views showing an example of its use. The main symbols of the illustrations are: 1... Hydraulic pump, 2... Horizontal extension part, 3... Wheels, 4... Protruding support part, 5... Caulking rod.
Claims (1)
圧ポンプ１の上部側面から水平方向に形成された
横延部２と、油圧ポンプ１の下部から横延部２に
対して直角方向に直列的に設けられた車輪３，３
と、横延部２の先端下部に形成された突出支持部
４と、横延部２中途に垂直に貫通した下部フツク
付きのカシメ棒５とで構成されたことを特徴とす
るマンホール蓋用開閉機。 A hydraulic pump 1 that expands and contracts in the vertical direction, a horizontally extending portion 2 formed horizontally from the upper side surface of the hydraulic pump 1, and a horizontally extending portion 2 extending in series from the lower portion of the hydraulic pump 1 in a direction perpendicular to the horizontally extending portion 2. provided wheels 3,3
A manhole cover opening/closing device comprising: a protruding support portion 4 formed at the lower end of the horizontally extending portion 2; and a caulking rod 5 with a lower hook penetrating vertically midway through the horizontally extending portion 2. Machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990077849U JPH0745639Y2 (en) | 1990-07-24 | 1990-07-24 | Switch for manhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990077849U JPH0745639Y2 (en) | 1990-07-24 | 1990-07-24 | Switch for manhole cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0437639U true JPH0437639U (en) | 1992-03-30 |
| JPH0745639Y2 JPH0745639Y2 (en) | 1995-10-18 |
Family
ID=31620606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990077849U Expired - Lifetime JPH0745639Y2 (en) | 1990-07-24 | 1990-07-24 | Switch for manhole cover |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0745639Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0581345U (en) * | 1992-03-09 | 1993-11-05 | カネソウ株式会社 | Edge cutting device for opening and closing manhole iron cover |
| JPH07305371A (en) * | 1994-05-13 | 1995-11-21 | Kazuhiko Kono | Opener for manhole lid equipped with both keyhole lid and automatic lock |
| JP2012197607A (en) * | 2011-03-22 | 2012-10-18 | Nagashima Imono Kk | Removal apparatus for manhole cover |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5438782U (en) * | 1977-08-24 | 1979-03-14 | ||
| JPS59116184U (en) * | 1983-01-28 | 1984-08-06 | 日本電信電話株式会社 | Hydraulic manhole cover opening/closing machine |
-
1990
- 1990-07-24 JP JP1990077849U patent/JPH0745639Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5438782U (en) * | 1977-08-24 | 1979-03-14 | ||
| JPS59116184U (en) * | 1983-01-28 | 1984-08-06 | 日本電信電話株式会社 | Hydraulic manhole cover opening/closing machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0581345U (en) * | 1992-03-09 | 1993-11-05 | カネソウ株式会社 | Edge cutting device for opening and closing manhole iron cover |
| JPH07305371A (en) * | 1994-05-13 | 1995-11-21 | Kazuhiko Kono | Opener for manhole lid equipped with both keyhole lid and automatic lock |
| JP2012197607A (en) * | 2011-03-22 | 2012-10-18 | Nagashima Imono Kk | Removal apparatus for manhole cover |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0745639Y2 (en) | 1995-10-18 |