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#121
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On Fri, 06 Apr 2012 21:08:31 +0100, Bill Wright
wrote: OK, let's have a little bit of fun. I shagged x, who has been shagged by y, where y is a famous person. Nothing quite like that, but in the late 1950s/early 1960s we had a new ice cream man who had been my mother's boyfriend in the 1940s. Then in the 1970s I met someone who, coincidentally, worked for the company where my mother had worked, also in the 1940s; it turned out that he visited the office once whilst on military leave, and took my mother out on a date. Then I worked with a woman who said that when she was at university (1960s I think) she shagged a fellow student in a car who later became an MP; sadly she wouldn't say who it was. |
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#122
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"Peter Duncanson" wrote in message
... On Sun, 08 Apr 2012 12:24:08 +0100, Steve Thackery wrote: Max Demian wrote: More annoying (to me) were the toy cars with 'friction drive'. Actually powered by the kinetic energy of a flywheel. Yes! Isn't that weird? How on earth that term came into use I can't imagine. Strange isn't it? "Friction" might just be a reference to the friction between the wheels and the ground when the mechanism is powered up by moving the carby hand. http://www.ehow.co.uk/how-does_51999...ars-work_.html I've never seen a 'friction' car with a spring. That article looks like a feeble attempt to justify the misnaming. *All* powered wheeled vehicles rely in friction between the tyres and the ground to go along. For that matter walking requires friction to avoid slipping, screws use friction to stay tight, and so do knots. Friction is so ubiquitous in the drive of vehicles that it's hardly worth mentioning; it's the *source* of motion that's significant, whether electric motor, internal combustion, steam, or, in this case, a flywheel (or spring in the ones in the article). -- Max Demian |
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#123
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"Peter Johnson" wrote in message
... On Fri, 06 Apr 2012 21:08:31 +0100, Bill Wright wrote: OK, let's have a little bit of fun. I shagged x, who has been shagged by y, where y is a famous person. Nothing quite like that, but in the late 1950s/early 1960s we had a new ice cream man who had been my mother's boyfriend in the 1940s. Then in the 1970s I met someone who, coincidentally, worked for the company where my mother had worked, also in the 1940s; it turned out that he visited the office once whilst on military leave, and took my mother out on a date. I thought you were going to say that you indirectly shagged your mother. -- Max Demian |
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#124
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Peter Duncanson wrote:
The drive spring of a friction-driven toy car is wound when the back wheels of the car are pushed backwards against a high-friction surface. Carpet, or even a wood floor, can work very well as a friction source, spinning the wheels backward and winding the spring. Glass or a wet surface work less well, failing to provide enough friction to move the wheels. In essence, the wheels and axle of a spring-driven friction toy car are being used in the same way as a winder for an old mechanical clock. That article completely misconstrues the situation. The type of car they're talking about - where you pull it backwards a few inches to wind the spring, and then let it go - are far more recent than the "friction cars" of my youth, which used a gear train and flywheel to store the energy. In fact, these newer types with the spring aren't normally called "friction cars" as far as I know. It goes without saying that EVERY vehicle with wheel drive relies on friction between the wheels and the surface. It's simply nonsense to imply that this is something peculiar to friction cars. I think the person who wrote the article doesn't know what they are talking about. They are describing a type of toy that is far more recent that the traditional toys with "friction engines". -- SteveT |
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#125
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"Steve Thackery" wrote in message
... Peter Duncanson wrote: The drive spring of a friction-driven toy car is wound when the back wheels of the car are pushed backwards against a high-friction surface. Carpet, or even a wood floor, can work very well as a friction source, spinning the wheels backward and winding the spring. Glass or a wet surface work less well, failing to provide enough friction to move the wheels. In essence, the wheels and axle of a spring-driven friction toy car are being used in the same way as a winder for an old mechanical clock. That article completely misconstrues the situation. The type of car they're talking about - where you pull it backwards a few inches to wind the spring, and then let it go - are far more recent than the "friction cars" of my youth, which used a gear train and flywheel to store the energy. In fact, these newer types with the spring aren't normally called "friction cars" as far as I know. It goes without saying that EVERY vehicle with wheel drive relies on friction between the wheels and the surface. It's simply nonsense to imply that this is something peculiar to friction cars. I think the person who wrote the article doesn't know what they are talking about. They are describing a type of toy that is far more recent that the traditional toys with "friction engines". I've never seen a toy car as described in the article. I would have thought that it would go forward rather less that it was pulled back - which doesn't sound much fun, unless the mechanism is a lot more complicated than implied, i.e. with different gearing for the backward pull that when it is going forward. -- Max Demian |
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#126
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Max Demian wrote:
I've never seen a toy car as described in the article. I would have thought that it would go forward rather less that it was pulled back - which doesn't sound much fun, unless the mechanism is a lot more complicated than implied, i.e. with different gearing for the backward pull that when it is going forward. Dead right. The mechanism is ingenious. Pulling it backwards switches the ratio in the gearbox so you can fully wind the spring over just a few inches. When it starts to run forwards, the ratio switches back and you get a few feet of running distance. Even better, in the forward direction it has a free wheel, such that even when the spring has run down the car continues for ages. I've got one he on my vinyl floors, if I pull the car back six inches it whizzes off and travels the full length of my living room. You really must buy one (or some). :-) -- SteveT |
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#127
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If you told me that all digital broadcasts were to be switched off in 12 months and replaced with analogue, I would be extremely upset.
Though that probably has more to do with EPGs and the ease of timeshifting, recording remotely, pausing live TV etc. than picture quality (although I mostly watch HD, which is a factor too). Charlie |
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