Honda-SOHC

Other Stuff => Misc / Open => Topic started by: Trigger on June 10, 2019, 09:10:32 PM

Title: Decided to have a few of these made
Post by: Trigger on June 10, 2019, 09:10:32 PM
I am finding so many of these broken or worn out that I decided it was time to have some made. More info later when anyone can work out what part it is  ;D ;D


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Title: Re: Decided to have a few of these made
Post by: Green1 on June 10, 2019, 09:17:07 PM
I want to say start button contact  but I don't think it is.  :-\
Title: Re: Decided to have a few of these made
Post by: Trigger on June 10, 2019, 09:38:00 PM
Nope, Nope  ::) And I thought you would of guessed Oddjob as, they are fitted to the 500/550  :o
Title: Re: Decided to have a few of these made
Post by: Woodside on June 10, 2019, 10:09:07 PM
Indicator switch contact?
Title: Re: Decided to have a few of these made
Post by: Trigger on June 10, 2019, 10:12:34 PM
Nope, but you are getting close  ;D ;D
Title: Re: Decided to have a few of these made
Post by: Green1 on June 10, 2019, 10:24:14 PM
Hi Low beam switch?
Title: Re: Decided to have a few of these made
Post by: Trigger on June 10, 2019, 10:29:26 PM
Nope, not in the handlebar switches  ;D
Title: Re: Decided to have a few of these made
Post by: Green1 on June 10, 2019, 10:39:06 PM
Indicator relay?
Title: Re: Decided to have a few of these made
Post by: Trigger on June 10, 2019, 10:40:54 PM
nope
Title: Re: Decided to have a few of these made
Post by: mike the bike on June 10, 2019, 10:47:02 PM
Reverse gear switch?
Title: Re: Decided to have a few of these made
Post by: Green1 on June 10, 2019, 11:01:08 PM
Contact behind indicator bulb  ???
I'm only going to get more random
Title: Re: Decided to have a few of these made
Post by: Bryanj on June 10, 2019, 11:04:05 PM
Neutral switch contact originally held by 2 rivets.
Title: Re: Decided to have a few of these made
Post by: Trigger on June 10, 2019, 11:11:51 PM
Neutral switch contact originally held by 2 rivets.


Thank you Bryan for putting young Green 1 out of his misery, before he drove me mad typing Nope  ;D ;D

If anyone has any old broken ones they wish to donate, I can refurb them and any members wanting a repair kit or have theirs repaired please contact me.


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Title: Re: Decided to have a few of these made
Post by: Green1 on June 10, 2019, 11:14:05 PM
I see it now and its bloody obvious  ::)
I will have to find another way to drive you mad now  ;D
Title: Re: Decided to have a few of these made
Post by: Bryanj on June 10, 2019, 11:20:19 PM
Trigger dont forget they will fit the 650 and the old 250/350 twins as well
Title: Re: Decided to have a few of these made
Post by: RGP750 on June 11, 2019, 09:12:04 AM
Nice one Graham, you do still need a better camera though .
Kickstart plastic bung and samples posted back yesterday .
Title: Re: Decided to have a few of these made
Post by: Trigger on June 11, 2019, 09:47:43 AM
My first thought was the neutral switch but I knew they had a large blob on the end and you deliberately showed them from the other side to throw me off I reckon, does look like the contact plate from the regulator though.

I showed them as they came to be after being made. The blob is a pressed nipple which I have to do by hand  ;) ;)
Title: Re: Decided to have a few of these made
Post by: Trigger on June 11, 2019, 06:15:51 PM
This process is called acid etching and was only worth it because we could get loads on a sheet. Now all I have to do is sell them to cover all the costs  ::)
Title: Re: Decided to have a few of these made
Post by: AshimotoK0 on June 12, 2019, 08:58:13 AM
Nice one  ;) .. may be worth considering fitting a contact rivet like these people sell.

https://www.samueltaylor.co.uk/products/electrical-contact-rivets/
Title: Re: Decided to have a few of these made
Post by: Trigger on June 12, 2019, 12:32:40 PM
Nice one  ;) .. may be worth considering fitting a contact rivet like these people sell.

https://www.samueltaylor.co.uk/products/electrical-contact-rivets/

Been on to that company and they don't do rivets small enough for the job  ;)
Title: Re: Decided to have a few of these made
Post by: Moorey on June 14, 2019, 09:15:43 AM
Nice one  ;) .. may be worth considering fitting a contact rivet like these people sell.

https://www.samueltaylor.co.uk/products/electrical-contact-rivets/

Been on to that company and they don't do rivets small enough for the job  ;)

Such as these may be ok the head will be about 3mm I would think if you want rivets. They do smaller ones as well. https://www.ebay.co.uk/itm/1-16-dia-copper-rivets-1-2-Long-Round-head-solid-rivets-Model-steam-Boiler/283450344078?hash=item41fef5028e:m:myOswG9eYs5mn6yoLtybIdw
Title: Re: Decided to have a few of these made
Post by: AshimotoK0 on June 14, 2019, 11:34:16 AM
Nice one  ;) .. may be worth considering fitting a contact rivet like these people sell.

https://www.samueltaylor.co.uk/products/electrical-contact-rivets/

Been on to that company and they don't do rivets small enough for the job  ;)

Such as these may be ok the head will be about 3mm I would think if you want rivets. They do smaller ones as well. https://www.ebay.co.uk/itm/1-16-dia-copper-rivets-1-2-Long-Round-head-solid-rivets-Model-steam-Boiler/283450344078?hash=item41fef5028e:m:myOswG9eYs5mn6yoLtybIdw


I think the originals were rivets with precious metal contacts brazed onto them (like ignition points have). This is the CB250/350K part  # 35752-286-000


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CB500 one ( 35752-323-000)  looks like a plain brass or copper rivet from image below. I can't see why you would need precious metal anyway ...it's switching b*gger all current and non-inductive (ie a bulb). In my experience it's the springy metal that fatigues... it's in the crapest position possible on the CB250/350K ..gets blathered with grease and road muck. I guess the CB500 position is similar I guess but can't remember.

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