> Rod et al-Dean Wayland
> ����� A skilled smith ultimately has control over all aspects of
> the finished product. Keeping that in mind the combination of hard
> edge steel and a softer spine along with differential heating
> produces curvature in the Japanese sword. Actually it is the
> cooling
> that does it, when the sword is heated in the fire the clay keeps
> the
> back of the sword relatively cool so it doesn't expand as much as
> the
> unprotected edge steel. The edge steel expands, the back does not
> and
> this produces curve, the sword is then "flash frozen" in this state
> by dropping it in water. The smith gives his sword more or less
> curve
> (before yakiire) depending on the shape he wants (more or less
> sori)
> in the finished piece. He can adjust the curve in other ways after
> yakiire as well.
> ����� The combination of different steels and use of clay as
> insulation may have been an experiment at some point that
> unexpectedly produced curve in a straight blade, so at that early
> stage at least could be said to have been a happy accident...
> -t
> www.ncjsc.org
>
>
> ---
> Join the 2005 'Samurai Fiction' contest:
> http://www.samurai-archives.com/writcon.html
> Samurai Archives: http://www.samurai-archives.com
> Samurai Archives store: http://www.cafeshops.com/samuraiarchives
> ---
>
>
> Yahoo! Groups Links
> * To visit your group on the web, go to:
> http://groups.yahoo.com/group/samuraihistory/
>
> * To unsubscribe from this group, send an email to:
> samuraihistory-unsubscribe@yahoogroups.com
>
> * Your use of Yahoo! Groups is subject to the
> Yahoo! Terms of Service.
>
----- Original Message -----
From: "tom helm" <junkmail@...>
To: <samuraihistory@yahoogroups.com>
Sent: Sunday, April 03, 2005 4:45 AM
Subject: Re: [samuraihistory] SWORD
>
> Rod et al-
> A skilled smith ultimately has control over all aspects of
> the finished product. Keeping that in mind the combination of hard
> edge steel and a softer spine along with differential heating
> produces curvature in the Japanese sword. Actually it is the cooling
> that does it, when the sword is heated in the fire the clay keeps the
> back of the sword relatively cool so it doesn't expand as much as the
> unprotected edge steel. The edge steel expands, the back does not and
> this produces curve, the sword is then "flash frozen" in this state
> by dropping it in water. The smith gives his sword more or less curve
> (before yakiire) depending on the shape he wants (more or less sori)
> in the finished piece. He can adjust the curve in other ways after
> yakiire as well.
> The combination of different steels and use of clay as
> insulation may have been an experiment at some point that
> unexpectedly produced curve in a straight blade, so at that early
> stage at least could be said to have been a happy accident...
> -t
> www.ncjsc.org
>
>
> ---
> Join the 2005 'Samurai Fiction' contest:
> http://www.samurai-archives.com/writcon.html
> Samurai Archives: http://www.samurai-archives.com
> Samurai Archives store: http://www.cafeshops.com/samuraiarchives
> ---
> Yahoo! Groups Links
>
>
>
>
>
>
>
>
----- Original Message -----
From: "Rod Pavez" <grfkboyz@...>
To: <samuraihistory@yahoogroups.com>
Sent: Sunday, April 03, 2005 6:40 AM
Subject: [samuraihistory] SWORD
>
>
>
> Hi there everyone:
>
> This is a technical question about the shape of Samurai swords. I've
> noticed that the earliest swords were straight but later ones up to
> preMeijei period were curved. Someone once told me (now I'm not gonna'
> say who in case they're wrong) that the tachi were curved due to the
> folding and cooling process. So actually the curving was supposed to a
> fluke or something, that's what I was told, it's not what I'm saying.
>
> What do you guys think. Can anybody verify this or is it just bunk?
>
> Thanks,
> Rod
>
>
>
>
>
>
>
>
> ---
> Join the 2005 'Samurai Fiction' contest:
> http://www.samurai-archives.com/writcon.html
> Samurai Archives: http://www.samurai-archives.com
> Samurai Archives store: http://www.cafeshops.com/samuraiarchives
> ---
> Yahoo! Groups Links
>
>
>
>
>
>
>
>
----- Original Message -----
From: "Rod Pavez" <grfkboyz@...>
To: <samuraihistory@yahoogroups.com>
Sent: Sunday, April 03, 2005 6:40 AM
Subject: [samuraihistory] SWORD
>
>
>
> Hi there everyone:
>
> This is a technical question about the shape of Samurai swords. I've
> noticed that the earliest swords were straight but later ones up to
> preMeijei period were curved. Someone once told me (now I'm not gonna'
> say who in case they're wrong) that the tachi were curved due to the
> folding and cooling process. So actually the curving was supposed to a
> fluke or something, that's what I was told, it's not what I'm saying.
>
> What do you guys think. Can anybody verify this or is it just bunk?
>
> Thanks,
> Rod
>
>
>
>
>
>
>
>
> ---
> Join the 2005 'Samurai Fiction' contest:
> http://www.samurai-archives.com/writcon.html
> Samurai Archives: http://www.samurai-archives.com
> Samurai Archives store: http://www.cafeshops.com/samuraiarchives
> ---
> Yahoo! Groups Links
>
>
>
>
>
>
>
>
> According to a quick look round online, the Japanese__________________________________________________
> came into
> contact with curved blades via Korea as well as the
> native Emishi -
> certainly as I understand it they learnt advanced
> forging techniques
> from the Koreans.
> Thomas
>
> A curved blade cuts far more effectively than a
> straight one, and in
> many (if not most) techniques in Japanese
> swordsmanship, .
>
> In multiple combat or a mele�, this ensures the
> weapon is always
> 'free' of the target after the cut, and does not
> require the
> swordsman to disentangle his blade from its victim.
>
> Hi:For crying out loud, people! GO READ THE
> I read you email about how ninja where inferior to
> samurai when it came to sword fighting, do you mean
> because of the sword shape?
> Hi:For crying out loud, people! GO READ THE
> I read you email about how ninja where inferior to
> samurai when it came to sword fighting, do you mean
> because of the sword shape?
> Hi:Good--at least someone follows the rules and reads
> Actually that's why I asked. I read in the
> misconceptions link that ninja carried samurai
> swords since they were samurai.
> email about someone saying that a samurai was theSaid person is working in a land of misconceptions.
> superior fighter because of the sword I had to ask
> exactly what they meant. Samurai vs nija is really
> samurai vs. samurai.
>One of the members here. Many of the regulars
> Quick question. Who was it that wrote the
> misconceptions link?
>Just curious...are they a Hollywood myth or a Tokyo Studios myth? (Or
> --- ROD PAVEZ <grfkboyz@...> wrote:
> > Hi:
> > I read you email about how ninja where inferior to
> > samurai when it came to sword fighting, do you mean
> > because of the sword shape?
>
> For crying out loud, people! GO READ THE
> misconceptions page. 1. 'Ninja' WERE samurai--they
> simply did covert ops much like today's Rangers, etc
> do covert ops but are still soldiers. Any concept of
> 'ninja' as separate from samurai and an 'outcast'
> class is pure Hollywood myth.
>