JPH0198235U - - Google Patents
Info
- Publication number
- JPH0198235U JPH0198235U JP19368587U JP19368587U JPH0198235U JP H0198235 U JPH0198235 U JP H0198235U JP 19368587 U JP19368587 U JP 19368587U JP 19368587 U JP19368587 U JP 19368587U JP H0198235 U JPH0198235 U JP H0198235U
- Authority
- JP
- Japan
- Prior art keywords
- slit
- backstopper
- leader
- hole
- holding device
- 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
- 238000010276 construction Methods 0.000 description 1
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Description
第１図は本考案が適用される地盤改良施工機の
全体姿図、第２図は本考案装置におけるバツクス
トツパーの一例の側面図である。
２：リーダー、３：ペンダントロープ、５：バ
ツクストツパー、６：外管、７：内管、１１：ス
リツト、１２：孔、１３：引張側ストツパー、…
。
FIG. 1 is an overall view of a ground improvement construction machine to which the present invention is applied, and FIG. 2 is a side view of an example of a back stopper in the device of the present invention. 2: Leader, 3: Pendant rope, 5: Back stopper, 6: Outer pipe, 7: Inner pipe, 11: Slit, 12: Hole, 13: Tension side stopper,...
.
Claims (1)
ダーを安定状態に保持する方式のリーダー保持装
置において、バツクストツパーの外管と内管の各
側壁にそれぞれスリツトと孔を穿設し、外管のス
リツトを通して内管の孔にバツクストツパーの伸
びを一定限度に制限する引張側ストツパーを挿設
したことを特徴とするリーダー保持装置。 In a leader holding device that uses a pendant rope and a backstopper to hold the leader in a stable state, a slit and a hole are formed in each side wall of the outer tube and inner tube of the backstopper, and a slit is inserted through the slit in the outer tube into the hole in the inner tube. A leader holding device characterized in that a tension side stopper is inserted to limit the elongation of the backstopper to a certain limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987193685U JPH0621959Y2 (en) | 1987-12-21 | 1987-12-21 | Leader holding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987193685U JPH0621959Y2 (en) | 1987-12-21 | 1987-12-21 | Leader holding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0198235U true JPH0198235U (en) | 1989-06-30 |
| JPH0621959Y2 JPH0621959Y2 (en) | 1994-06-08 |
Family
ID=31484464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987193685U Expired - Lifetime JPH0621959Y2 (en) | 1987-12-21 | 1987-12-21 | Leader holding device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0621959Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5817922A (en) * | 1981-07-22 | 1983-02-02 | Hitachi Constr Mach Co Ltd | Supporter for load |
| JPS5863239U (en) * | 1981-10-26 | 1983-04-28 | 株式会社小松製作所 | Pile driver backstop device |
-
1987
- 1987-12-21 JP JP1987193685U patent/JPH0621959Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5817922A (en) * | 1981-07-22 | 1983-02-02 | Hitachi Constr Mach Co Ltd | Supporter for load |
| JPS5863239U (en) * | 1981-10-26 | 1983-04-28 | 株式会社小松製作所 | Pile driver backstop device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0621959Y2 (en) | 1994-06-08 |