JPS6150143U - - Google Patents
Info
- Publication number
- JPS6150143U JPS6150143U JP13148584U JP13148584U JPS6150143U JP S6150143 U JPS6150143 U JP S6150143U JP 13148584 U JP13148584 U JP 13148584U JP 13148584 U JP13148584 U JP 13148584U JP S6150143 U JPS6150143 U JP S6150143U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- pin
- tip
- support
- guide
- 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
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Road Paving Structures (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Description
第１図ａ，ｂは本考案の実施例を図示したもの
で、第１図ａは側面図、第１図ｂはが底面図（断
面図）。第２図は第１図ａ，ｂの筒のレバー側先
端部分の詳細図。第３図は第２図に対する別の構
造例を示す図。第４図ａ，ｂは従来型の１例を示
す構造図で、第４図ａは側面図、第４図ｂは底面
図（断面図）である。第１図・第４図ａ，ｂとも
、実線でグレーテイング開状態、点線で閉状態の
位置を示す。
Figures 1a and 1b illustrate an embodiment of the present invention, with Figure 1a being a side view and Figure 1b being a bottom view (cross-sectional view). FIG. 2 is a detailed view of the lever-side tip of the cylinder shown in FIGS. 1a and 1b. FIG. 3 is a diagram showing another structural example with respect to FIG. 2. FIGS. 4a and 4b are structural diagrams showing an example of a conventional type, with FIG. 4a being a side view and FIG. 4b being a bottom view (cross-sectional view). In both FIGS. 1 and 4 a and b, the solid line indicates the grating open position, and the dotted line indicates the closed position.
Claims (1)
レバーの先端に可動側ピンを取付けて筒の先端と
可回転的に連結し、該筒の支持端にガイド溝を設
けて別に設けた支えにより固定されたガイドピン
を挿入し、筒を回転および軸方向にスライド可能
に支えるとともに、該ガイドピンで筒内に収納し
た圧縮ばねの一端を止め、圧縮ばねの他端を止め
る止めピンを筒先端部に設け、該止めピン装着用
の複数個の調整穴を筒の長手方向に任意間隔持た
せるとともに隣接の調整穴を互いに筒の円周方向
に任意角度だけずらせて設けたことを特徴とする
グレーテイングの押上げ装置。 A movable pin is attached to the tip of a lever attached to the lower part of the hinge pin part of the grating, rotatably connected to the tip of the tube, a guide groove is provided at the support end of the tube, and the guide is fixed by a separately provided support. A pin is inserted to support the cylinder so that it can rotate and slide in the axial direction, and the guide pin stops one end of a compression spring housed in the cylinder, and a stop pin is provided at the tip of the cylinder to stop the other end of the compression spring. A grating pusher characterized in that a plurality of adjustment holes for attaching the fixing pins are provided at arbitrary intervals in the longitudinal direction of the cylinder, and adjacent adjustment holes are provided at arbitrary angles in the circumferential direction of the cylinder. lifting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13148584U JPH0242752Y2 (en) | 1984-08-31 | 1984-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13148584U JPH0242752Y2 (en) | 1984-08-31 | 1984-08-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6150143U true JPS6150143U (en) | 1986-04-04 |
| JPH0242752Y2 JPH0242752Y2 (en) | 1990-11-14 |
Family
ID=30690075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13148584U Expired JPH0242752Y2 (en) | 1984-08-31 | 1984-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0242752Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0399073U (en) * | 1990-01-30 | 1991-10-16 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840190B (en) * | 2012-09-21 | 2014-09-24 | 铁煤集体企业联合发展有限公司 | Air cylinder special for preventing from clamping persons for underground air door of coal mine |
-
1984
- 1984-08-31 JP JP13148584U patent/JPH0242752Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0399073U (en) * | 1990-01-30 | 1991-10-16 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0242752Y2 (en) | 1990-11-14 |
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