JPH0249983U - - Google Patents
Info
- Publication number
- JPH0249983U JPH0249983U JP12708088U JP12708088U JPH0249983U JP H0249983 U JPH0249983 U JP H0249983U JP 12708088 U JP12708088 U JP 12708088U JP 12708088 U JP12708088 U JP 12708088U JP H0249983 U JPH0249983 U JP H0249983U
- Authority
- JP
- Japan
- Prior art keywords
- drum
- pulley
- fixed
- movable pulley
- sides
- 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.)
- Pending
Links
Description
第１図は本考案の一実施例を示すクレーンの巻
上装置の斜視図、第２図は第１図の側面図、第３
図は従来の巻上装置の斜視図、第４図は第３図の
側面図である。
図中、１は巻上げドラム、２，３はロープ、４
，５は定滑車、６は吊り具、８ａ，８ｂ，９ａ，
９ｂは動滑車である。
Figure 1 is a perspective view of a crane hoisting device showing an embodiment of the present invention, Figure 2 is a side view of Figure 1, and Figure 3 is a side view of Figure 1.
The figure is a perspective view of a conventional hoisting device, and FIG. 4 is a side view of FIG. 3. In the figure, 1 is a hoisting drum, 2 and 3 are ropes, and 4
, 5 is a fixed pulley, 6 is a hanging device, 8a, 8b, 9a,
9b is a movable pulley.
Claims (1)
た定滑車と、吊り具の両側に設けられた動滑車と
、上記ドラムの両側から繰出され、上記一側の動
滑車、定滑車、他側の動滑車の順に巻き掛けられ
て端部が固定された二本のロープとを備えたこと
を特徴とするクレーンの巻上装置。 A hoisting drum, a fixed pulley arranged approximately parallel to the drum, a movable pulley provided on both sides of the hoist, and a movable pulley and a fixed pulley on one side, which are fed out from both sides of the drum, and a fixed pulley on the other side. A crane hoisting device comprising two ropes that are wound around a movable pulley in sequence and have fixed ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12708088U JPH0249983U (en) | 1988-09-30 | 1988-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12708088U JPH0249983U (en) | 1988-09-30 | 1988-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0249983U true JPH0249983U (en) | 1990-04-06 |
Family
ID=31379181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12708088U Pending JPH0249983U (en) | 1988-09-30 | 1988-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0249983U (en) |
-
1988
- 1988-09-30 JP JP12708088U patent/JPH0249983U/ja active Pending