JPS5228790A - Boring device - Google Patents

Boring device

Info

Publication number
JPS5228790A
JPS5228790A JP10452275A JP10452275A JPS5228790A JP S5228790 A JPS5228790 A JP S5228790A JP 10452275 A JP10452275 A JP 10452275A JP 10452275 A JP10452275 A JP 10452275A JP S5228790 A JPS5228790 A JP S5228790A
Authority
JP
Japan
Prior art keywords
boring device
aspecial
feeler
web
utilizing
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
Application number
JP10452275A
Other languages
Japanese (ja)
Other versions
JPS554523B2 (en
Inventor
Heiichiro Kojima
Tadamasa Usui
Tetsuya Anzai
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP10452275A priority Critical patent/JPS5228790A/en
Publication of JPS5228790A publication Critical patent/JPS5228790A/en
Publication of JPS554523B2 publication Critical patent/JPS554523B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Jigs For Machine Tools (AREA)
  • Drilling And Boring (AREA)

Abstract

PURPOSE: To accurately detect the center of a web each on the right and left, utilizing aspecial feeler.
COPYRIGHT: (C)1977,JPO&Japio
JP10452275A 1975-08-30 1975-08-30 Boring device Granted JPS5228790A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10452275A JPS5228790A (en) 1975-08-30 1975-08-30 Boring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10452275A JPS5228790A (en) 1975-08-30 1975-08-30 Boring device

Publications (2)

Publication Number Publication Date
JPS5228790A true JPS5228790A (en) 1977-03-03
JPS554523B2 JPS554523B2 (en) 1980-01-30

Family

ID=14382812

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10452275A Granted JPS5228790A (en) 1975-08-30 1975-08-30 Boring device

Country Status (1)

Country Link
JP (1) JPS5228790A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63177348U (en) * 1987-05-06 1988-11-17

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5750838U (en) * 1980-09-08 1982-03-24
JPS58196007A (en) * 1982-05-12 1983-11-15 日本電気株式会社 Ultrafine electronic part

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3584523A (en) * 1969-05-23 1971-06-15 Dominion Bridge Co Ltd Structural beam drilling machine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3584523A (en) * 1969-05-23 1971-06-15 Dominion Bridge Co Ltd Structural beam drilling machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63177348U (en) * 1987-05-06 1988-11-17

Also Published As

Publication number Publication date
JPS554523B2 (en) 1980-01-30

Similar Documents

Publication Publication Date Title
JPS5291331A (en) Pattern position detector
JPS5228790A (en) Boring device
JPS51117848A (en) Pattern resemblance calculator
JPS51131695A (en) Bill discriminator
JPS5227280A (en) Method to form pinholes
JPS5233426A (en) Mark read circuit
JPS5374842A (en) Pattern rrcognizing device
JPS51124944A (en) Device to detect a tangent line of contour line on a three dimentional object
JPS51139218A (en) Memory
JPS51129120A (en) Frequency change-over device
JPS5361469A (en) Steam jet device
JPS5272257A (en) Multiple point type liquid level device
JPS5272533A (en) Letter reading equipment
JPS5258462A (en) Marking device
JPS51124205A (en) Tire with crawler
JPS5242195A (en) Banknote detector
JPS51132732A (en) False-information detection unit
JPS5219078A (en) Threshold measuring method
JPS5240285A (en) Multiple operation instrument
JPS5322247A (en) Elevator group controller
JPS522739A (en) Development electrode device of electron duplicator
JPS534911A (en) Train approach detector
JPS5278178A (en) Detecting mechanism
JPS5216118A (en) Distributor
JPS5313750A (en) Elevator waiting time indicator