JPH0211467Y2 - - Google Patents

Info

Publication number
JPH0211467Y2
JPH0211467Y2 JP9187884U JP9187884U JPH0211467Y2 JP H0211467 Y2 JPH0211467 Y2 JP H0211467Y2 JP 9187884 U JP9187884 U JP 9187884U JP 9187884 U JP9187884 U JP 9187884U JP H0211467 Y2 JPH0211467 Y2 JP H0211467Y2
Authority
JP
Japan
Prior art keywords
check valve
plug
nipple
shoring
liquid
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.)
Expired
Application number
JP9187884U
Other languages
English (en)
Japanese (ja)
Other versions
JPS616536U (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP9187884U priority Critical patent/JPS616536U/ja
Priority to GB8427293A priority patent/GB2160561B/en
Priority to US06/668,557 priority patent/US4591298A/en
Publication of JPS616536U publication Critical patent/JPS616536U/ja
Application granted granted Critical
Publication of JPH0211467Y2 publication Critical patent/JPH0211467Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
JP9187884U 1984-06-20 1984-06-20 土留支保工用伸縮梁 Granted JPS616536U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP9187884U JPS616536U (ja) 1984-06-20 1984-06-20 土留支保工用伸縮梁
GB8427293A GB2160561B (en) 1984-06-20 1984-10-29 An expansion beam for shoring sand guards
US06/668,557 US4591298A (en) 1984-06-20 1984-11-02 Expansion beam for shoring up sand guards

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9187884U JPS616536U (ja) 1984-06-20 1984-06-20 土留支保工用伸縮梁

Publications (2)

Publication Number Publication Date
JPS616536U JPS616536U (ja) 1986-01-16
JPH0211467Y2 true JPH0211467Y2 (enrdf_load_stackoverflow) 1990-03-23

Family

ID=30648159

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9187884U Granted JPS616536U (ja) 1984-06-20 1984-06-20 土留支保工用伸縮梁

Country Status (1)

Country Link
JP (1) JPS616536U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS616536U (ja) 1986-01-16

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