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Search: Posts Made By: Jamesbeat
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Forum: For Vintage & Antique Machine Enthusiasts
06-09-2014, 05:33 AM
Replies: 71
Views: 29,784
Posted By Jamesbeat

No, I'm 100% correct. The appliance will...

No, I'm 100% correct.
The appliance will either be double insulated (a plastic casing counts towards this) or it will be grounded.

It's all in the Underwriters Laboratories regulations. There is...
Forum: For Vintage & Antique Machine Enthusiasts
06-09-2014, 04:47 AM
Replies: 71
Views: 29,784
Posted By Jamesbeat

Sure it is. Modern appliances are designed so...

Sure it is. Modern appliances are designed so that if the insulation fails, the exterior of the appliance doesn't become live.
Forum: For Vintage & Antique Machine Enthusiasts
06-08-2014, 06:42 PM
Replies: 71
Views: 29,784
Posted By Jamesbeat

Because sometimes people stick forks in toasters...

Because sometimes people stick forks in toasters while they're plugged in. If they're also touching the case (likely) and it's grounded, then they become the short to ground...
Forum: For Vintage & Antique Machine Enthusiasts
06-08-2014, 04:38 PM
Replies: 71
Views: 29,784
Posted By Jamesbeat

Photos or it never happened!

Photos or it never happened!
Forum: For Vintage & Antique Machine Enthusiasts
06-08-2014, 02:55 PM
Replies: 71
Views: 29,784
Posted By Jamesbeat

Not you either. I'm not offended by lively...

Not you either.

I'm not offended by lively discussion, just the direct insults.


I did a search and found quite a few posts about people getting mild electric shocks (often described as a...
Forum: For Vintage & Antique Machine Enthusiasts
06-08-2014, 11:51 AM
Replies: 71
Views: 29,784
Posted By Jamesbeat

Appliances with exposed heating elements aren't...

Appliances with exposed heating elements aren't grounded, because this is a special case in which a ground can actually increase the chance of a shock.
Forum: For Vintage & Antique Machine Enthusiasts
06-08-2014, 06:17 AM
Replies: 71
Views: 29,784
Posted By Jamesbeat

Overkill :D I admit the irony of that escaped...

Overkill :D
I admit the irony of that escaped me the first time around!

Manicmike, I reread my post and realize that the wording was misleading. I wasn't actually referring to you when I...
Forum: For Vintage & Antique Machine Enthusiasts
06-07-2014, 09:23 PM
Replies: 71
Views: 29,784
Posted By Jamesbeat

Manicmike: You're correct in that higher voltages...

Manicmike: You're correct in that higher voltages will push less current through you (if you consider the human body to be a fixed resistor) but the point is moot because the amount of current needed...
Forum: For Vintage & Antique Machine Enthusiasts
06-07-2014, 05:45 PM
Replies: 71
Views: 29,784
Posted By Jamesbeat

I have to say I'm a little surprised that I'm...

I have to say I'm a little surprised that I'm drawing criticism for wanting to make my machine safer.
I don't think it is particularly dangerous, but it's not as safe as it could be, nor as safe as...
Forum: For Vintage & Antique Machine Enthusiasts
06-07-2014, 10:02 AM
Replies: 71
Views: 29,784
Posted By Jamesbeat

I guess they must be if professionals are still...

I guess they must be if professionals are still willing repair them, but they certainly wouldn't pass current safety standards for new equpiment.
Forum: For Vintage & Antique Machine Enthusiasts
06-06-2014, 05:13 PM
Replies: 71
Views: 29,784
Posted By Jamesbeat

Absolutely agree. I'm actually from England...

Absolutely agree.
I'm actually from England (moved to the States about five years ago) and the rules are a lot more stringent there, probably because mains voltage is 230-240v.
I believe that...
Forum: For Vintage & Antique Machine Enthusiasts
06-06-2014, 04:25 PM
Replies: 71
Views: 29,784
Posted By Jamesbeat

Two-prong is only 'legal' if the device is...

Two-prong is only 'legal' if the device is double-insulated. Nowadays, this usually means that the casing of the device is plastic, like your laptop charger.

Devices in metal casings should be...
Forum: For Vintage & Antique Machine Enthusiasts
06-05-2014, 05:04 PM
Replies: 71
Views: 29,784
Posted By Jamesbeat

Grounding Vintage Sewing Machines

I took my Kenmore's foot control apart and nearly fainted.
This thing has a metal casing, and inside there are coiled resistance wires. If one of those let go, it could easily touch the case and...
Showing results 1 to 13 of 13


 
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