[pianotech] Robertson screws, was Un-Grand revisited

[paul bruesch]

I'm NOT saying that wikipedia is a 100% reliable source, but....
http://en.wikipedia.org/wiki/List_of_screw_drives

(search the page for the Robertson section)

Paul Bruesch
Stillwater, MN

On Tue, Dec 13, 2011 at 10:41 PM, Delwin D Fandrich
<del at fandrichpiano.com>wrote:

> If I recall my history right Phillips never did produce the screws he
> invented. He only licensed the patents out for others to make.
>
> ddf
>
> Delwin D Fandrich
> Piano Design & Fabrication
> 6939 Foothill Court SW, Olympia, Washington 98512 USA
> Phone  360.515.0119 — Cell  360.388.6525
> del at fandrichpiano.com — ddfandrich at gmail.com
>
>
> -----Original Message-----
> From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On
> Behalf
> Of Jurgen Goering
> Sent: Tuesday, December 13, 2011 8:21 PM
> To: pianotech
> Subject: [pianotech] Robertson screws, was Un-Grand revisited
>
> The Robertson story is an interesting one. The 20 second version:
> Robertson was a Canadian who patented a square socket drive screw.  It was
> and still is a remarkable screw for many reasons.   He negotiated with
> Henry
> Ford about having the screws used in automobiles.  Robertson was a bit of a
> strange man, wanting to be in control.  He wanted to manufacture and sell
> his screws; Henry Ford wanted to produce them under license.  The two could
> not agree.  Henry Phillips was more astute and willing to license out the
> manufacture of his screw, to Ford and others around the world.  The rest is
> history. Robertson made a living, Phillips presumably got enormously
> wealthy.  Canada (and Canadian piano manufacture until its demise) has
> enjoyed the advantages of Robertson screws for over 100 years now, they are
> the most common screws in hardware stores here. ONly in recent years have
> legal barriers fallen, allowing Robertson screws to move into other markets
> such as the US, where boat builders and other "fastener freaks" had been
> importing them for a long time .
> Jurgen Goering
> Piano Forte
>
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