Re: [CR] Regina 4-speed FW, was Re: Wanted: 3 and 4 speed freewheels

(Example: Framebuilding:Brazing Technique)

Date: Sat, 12 Jun 2010 17:09:05 -0400
From: "Harvey Sachs" <hmsachs@verizon.net>
To: Howard Darr <hdarr@embarqmail.com>
References: <4C13E8A7.7080206@verizon.net> <55ABD45B7789463D840C05D23B8236ED@UserPC>
In-reply-to: <55ABD45B7789463D840C05D23B8236ED@UserPC>
Cc: hsachs@alumni.rice.edu, 4peebee@peterbrueggeman.com, 'Classic Rendezvous' <classicrendezvous@bikelist.org>
Subject: Re: [CR] Regina 4-speed FW, was Re: Wanted: 3 and 4 speed freewheels


(not to CR) What brilliance? A very traditional culture, with very limited access to in-house or consulting engineering experience. To me, the Japanese revolution was both a fresh look at design, and a commitment to modern manufacturing and quality control.

harvey

Howard Darr wrote:
> I am a new owner of that special tool. I have not used it yet but am
> looking forward to FINALLY getting all five cogs off at the same time just
> so I can say I did it. The first battle with the regina freewheel was to
> convert a 15 by 24 to a 15 by 28.
>
> Kind of fun scratching the noggin wondering what brilliance this was.
>
>
> Howard Darr
> Kinsman OH USA
> -----Original Message-----
> From: classicrendezvous-bounces@bikelist.org
> [mailto:classicrendezvous-bounces@bikelist.org] On Behalf Of Harvey Sachs
> Sent: Saturday, June 12, 2010 4:06 PM
> To: 4peebee@peterbrueggeman.com; Classic Rendezvous
> Subject: [CR] Regina 4-speed FW, was Re: Wanted: 3 and 4 speed freewheels
>
> Peter Brueggeman is right that you can just drop the outermost cog on a
> Regina FW, but there is one cautionary note I'd add to his suggestion
> about a lot of cog swapping. That is, the Regina, Atom, and others of
> that ilk (a) thread on all the cogs; none are spline-fitted like
> Suntour, Shimano, and even the CycloPans of the era. (b) the two
> innermost cogs are left-threaded.
>
> Without a special tool, it is pretty hard to remove all 5 cogs. And, the
> cogs tend to get seated very well. Like real tight. Like so tight that I
> have warped large inner cogs trying to pull them.
>
> So, if you want to work on Reginas, keep your expectations modest...
> harvey sachs
> mcLean Va.
>
> Peter Brueggeman wrote:
> Erik Reese inquired "...Looking for any 3 or 4 speed English threaded
> freewheels..."
>
> Older Regina five or six speed freewheels (Extra, G.S. Corse etc models)
> are cost-effective four speed freewheels. Remove the fifth cog (counting
> up from the spokes). That cog threads into its neighbor 4th cog and does
> not thread onto the freewheel body, so its removal leaves you with a
> four speed freewheel. You can assemble a custom freewheel by purchasing
> a number of such freewheels (which can be inexpensive on eBay if you
> bide your time), and swapping cogs around. English threaded Regina
> freewheels are identified by 'FI' scratched on their back facing the
> spokes, or a single circular groove there.