JPS6255694U - - Google Patents
Info
- Publication number
- JPS6255694U JPS6255694U JP14351885U JP14351885U JPS6255694U JP S6255694 U JPS6255694 U JP S6255694U JP 14351885 U JP14351885 U JP 14351885U JP 14351885 U JP14351885 U JP 14351885U JP S6255694 U JPS6255694 U JP S6255694U
- Authority
- JP
- Japan
- Prior art keywords
- small
- tunneling machine
- shield tunneling
- diameter shield
- elastic body
- 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
- 230000005641 tunneling Effects 0.000 claims 2
- 238000007599 discharging Methods 0.000 claims 1
- 239000011796 hollow space material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図は本考案の実施例の説明図、第２図は本
考案の作動説明図である。第３図および第４図は
従来例の説明図である。
１……シールド本体、２……３分割セグメント
、３……シールドジヤツキ、４……プレスリング
、５……弾性体、６……内空、７……座、８……
固定具。
FIG. 1 is an explanatory diagram of an embodiment of the present invention, and FIG. 2 is an explanatory diagram of the operation of the present invention. FIGS. 3 and 4 are explanatory diagrams of conventional examples. DESCRIPTION OF SYMBOLS 1...Shield body, 2...3 segment, 3...Shield jack, 4...Press ring, 5...Elastic body, 6...Inner space, 7...Seat, 8...
Fixture.
Claims (1)
けとしてトンネルを掘進していく小口径シールド
掘進機において、前記セグメントの外周と、供給
圧の給排により膨張・収縮し、圧着および離脱が
自由にされる内空を有する円形状の弾性体が、前
記シールド掘進機の後部内周に周設されているこ
とを特徴とする小口径シールド掘進機。 In a small-diameter shield excavator that excavates a tunnel by using segments divided into 3 as receivers of jacking thrust, the outer periphery of the segment expands and contracts by supplying and discharging supply pressure, and is free to be crimped and detached. A small-diameter shield tunneling machine, characterized in that a circular elastic body having a hollow space surrounding the rear inner periphery of the shield tunneling machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14351885U JPS6255694U (en) | 1985-09-21 | 1985-09-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14351885U JPS6255694U (en) | 1985-09-21 | 1985-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6255694U true JPS6255694U (en) | 1987-04-07 |
Family
ID=31053277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14351885U Pending JPS6255694U (en) | 1985-09-21 | 1985-09-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6255694U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016006252A (en) * | 2014-06-20 | 2016-01-14 | 日本シビックコンサルタント株式会社 | Tunnel excavator |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS552520A (en) * | 1978-06-15 | 1980-01-10 | Toshiaki Kobayashi | Builttup 44leg support body for winch suspension |
-
1985
- 1985-09-21 JP JP14351885U patent/JPS6255694U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS552520A (en) * | 1978-06-15 | 1980-01-10 | Toshiaki Kobayashi | Builttup 44leg support body for winch suspension |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016006252A (en) * | 2014-06-20 | 2016-01-14 | 日本シビックコンサルタント株式会社 | Tunnel excavator |