GB191211267A - Improvements in Instruments for Centering Purposes. - Google Patents

Improvements in Instruments for Centering Purposes.

Info

Publication number
GB191211267A
GB191211267A GB191211267DA GB191211267A GB 191211267 A GB191211267 A GB 191211267A GB 191211267D A GB191211267D A GB 191211267DA GB 191211267 A GB191211267 A GB 191211267A
Authority
GB
United Kingdom
Prior art keywords
centre
slide
mark
pins
yoke
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
Inventor
Max Eisner
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
Application granted granted Critical
Publication of GB191211267A publication Critical patent/GB191211267A/en
Expired legal-status Critical Current

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Landscapes

  • Jigs For Machine Tools (AREA)
  • Automatic Assembly (AREA)

Abstract

11,267. Eisner, M. May 11. Tool for setting-ottt work.-An instrument for centring blanks or finding the centre of circular holes is constructed with a yoke 2 carrying one or two pins 4 and slidably mounted on a guidemember 1 secured to a head carrying pins 3, 5, a slide 10 mounted in the guide-member 1, and a gear 6, 7 having a ratio of 1:2 mounted in the yoke and intermeshing with racks on the slide and guide-member respectively, so that the mark c of the slide 10 always indicates the centre of the distance between the pins. The centre mark c may be provided with a centre hole through which a mark may be made with a centre - punch. In a modification, pinions of equal size gear with each rack and the driving pinion is provided with a smaller one of half the diameter which intermeshes with the driven pinion.
GB191211267D 1912-05-11 1912-05-11 Improvements in Instruments for Centering Purposes. Expired GB191211267A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191211267T 1912-05-11

Publications (1)

Publication Number Publication Date
GB191211267A true GB191211267A (en) 1912-08-29

Family

ID=32571884

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191211267D Expired GB191211267A (en) 1912-05-11 1912-05-11 Improvements in Instruments for Centering Purposes.

Country Status (1)

Country Link
GB (1) GB191211267A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2557944A (en) * 1948-08-10 1951-06-26 David K Crook Ratio scale
US2770046A (en) * 1955-03-04 1956-11-13 Wichmann Wilhelm Measuring instrument
US3598208A (en) * 1969-06-25 1971-08-10 Avco Corp Liquid brake dynamometer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2557944A (en) * 1948-08-10 1951-06-26 David K Crook Ratio scale
US2770046A (en) * 1955-03-04 1956-11-13 Wichmann Wilhelm Measuring instrument
US3598208A (en) * 1969-06-25 1971-08-10 Avco Corp Liquid brake dynamometer

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