JPH0516488B2 - - Google Patents

Info

Publication number
JPH0516488B2
JPH0516488B2 JP18699585A JP18699585A JPH0516488B2 JP H0516488 B2 JPH0516488 B2 JP H0516488B2 JP 18699585 A JP18699585 A JP 18699585A JP 18699585 A JP18699585 A JP 18699585A JP H0516488 B2 JPH0516488 B2 JP H0516488B2
Authority
JP
Japan
Prior art keywords
hammer
control valve
hole
sampler
switching control
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 - Lifetime
Application number
JP18699585A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6246230A (ja
Inventor
Tatsuo Myazaki
Hiroshi Ootsuka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toto Electric Industry Co Ltd
Original Assignee
Toto Electric Industry Co Ltd
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 by Toto Electric Industry Co Ltd filed Critical Toto Electric Industry Co Ltd
Priority to JP18699585A priority Critical patent/JPS6246230A/ja
Publication of JPS6246230A publication Critical patent/JPS6246230A/ja
Publication of JPH0516488B2 publication Critical patent/JPH0516488B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
JP18699585A 1985-08-26 1985-08-26 自動標準貫入試験装置 Granted JPS6246230A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18699585A JPS6246230A (ja) 1985-08-26 1985-08-26 自動標準貫入試験装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18699585A JPS6246230A (ja) 1985-08-26 1985-08-26 自動標準貫入試験装置

Publications (2)

Publication Number Publication Date
JPS6246230A JPS6246230A (ja) 1987-02-28
JPH0516488B2 true JPH0516488B2 (enrdf_load_stackoverflow) 1993-03-04

Family

ID=16198358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18699585A Granted JPS6246230A (ja) 1985-08-26 1985-08-26 自動標準貫入試験装置

Country Status (1)

Country Link
JP (1) JPS6246230A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH069055Y2 (ja) * 1987-09-10 1994-03-09 大日本土木株式会社 自動落下貫入試験機
KR101182333B1 (ko) 2010-12-30 2012-09-20 한국항공우주연구원 충격시험장치
CN103306256B (zh) * 2013-07-05 2015-10-28 铁道第三勘察设计院集团有限公司 一种标准贯入仪及其试验方法

Also Published As

Publication number Publication date
JPS6246230A (ja) 1987-02-28

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