How should we describe non-metric tooling?

[Michael GilliganParticipant @michaelgilligan61133]

Posted by S.D.L. on 02/06/2017 21:02:21:

Posted by Sandgrounder on 02/06/2017 14:49:24:

At least with all these standards they are in English, the Japanese have to contend with "1/4" Whitworth" in their camera manufacturing industry.

John

Think you will find they have been 1/4 UNC for years

Steve

.

Quite true, Steve

and, as discussed on this forum several times before; the specified 'fit' is sufficiently loose to make it "compatible" with 1/4" Whitworth. … Such is 'progress'

MichaelG.

[vintagengineerParticipant @vintagengineer]

Why do we still have Imperial time clocks?

[duncan webster 1Participant @duncanwebster1]

we don't, hours minutes and seconds are worlwide, dating from the time of the Babylonians I think, although there have been attempts at decimal time

**LINK**

[vintagengineerParticipant @vintagengineer]

I have a clock machine that stamps with a 100 minutes to the hour. This was to aid costing jobs.

Posted by duncan webster on 02/06/2017 22:26:30:

we don't, hours minutes and seconds are worlwide, dating from the time of the Babylonians I think, although there have been attempts at decimal time

**LINK**

[Michael GilliganParticipant @michaelgilligan61133]

A little light reading: **LINK**

http://www.legislation.gov.uk/ukpga/Geo4/5/74/contents/enacted

This is the Act that introduced what became known as British Imperial Units.

MichaelG.

[Author]

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