JPS5410481A - Portable revetting tool - Google Patents

Portable revetting tool

Info

Publication number
JPS5410481A
JPS5410481A JP7530877A JP7530877A JPS5410481A JP S5410481 A JPS5410481 A JP S5410481A JP 7530877 A JP7530877 A JP 7530877A JP 7530877 A JP7530877 A JP 7530877A JP S5410481 A JPS5410481 A JP S5410481A
Authority
JP
Japan
Prior art keywords
revetting
tool
portable
drilling
retreat
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
Application number
JP7530877A
Other languages
Japanese (ja)
Inventor
Giichi Inada
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP7530877A priority Critical patent/JPS5410481A/en
Publication of JPS5410481A publication Critical patent/JPS5410481A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To accomplish drilling and revetting continuously without change of tool in combination of a drill head rotating section for making a ground hole for revetting and a revetting head adapted to retreat at drilling.
COPYRIGHT: (C)1979,JPO&Japio
JP7530877A 1977-06-23 1977-06-23 Portable revetting tool Pending JPS5410481A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7530877A JPS5410481A (en) 1977-06-23 1977-06-23 Portable revetting tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7530877A JPS5410481A (en) 1977-06-23 1977-06-23 Portable revetting tool

Publications (1)

Publication Number Publication Date
JPS5410481A true JPS5410481A (en) 1979-01-26

Family

ID=13572485

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7530877A Pending JPS5410481A (en) 1977-06-23 1977-06-23 Portable revetting tool

Country Status (1)

Country Link
JP (1) JPS5410481A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5936035U (en) * 1982-08-30 1984-03-06 ソニー株式会社 optical pick up
JPS61243957A (en) * 1985-04-20 1986-10-30 Nec Corp Laser light source for plural beams
US5303222A (en) * 1991-05-13 1994-04-12 Olympus Optical Co., Ltd. Optical record reproducing apparatus including automatic light amount control
JP2008536763A (en) * 2005-02-15 2008-09-11 ソノコ・ディベロップメント・インコーポレーテッド Base rail

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5936035U (en) * 1982-08-30 1984-03-06 ソニー株式会社 optical pick up
JPS642266Y2 (en) * 1982-08-30 1989-01-19
JPS61243957A (en) * 1985-04-20 1986-10-30 Nec Corp Laser light source for plural beams
US5303222A (en) * 1991-05-13 1994-04-12 Olympus Optical Co., Ltd. Optical record reproducing apparatus including automatic light amount control
JP2008536763A (en) * 2005-02-15 2008-09-11 ソノコ・ディベロップメント・インコーポレーテッド Base rail

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