The slider idea made me think maybe you could get rid of the shackle, & replace it with a large rubber bush that's compliant in the directions you want, & stiff in other directions?
Thanks for your response zdas04,(I'll stop worrying so much now) being an aussie I was thinking more in terms of whole world supplies, but I imagine what you have said about US exploration would still apply, nobody will go after the more difficult (expensive) stuff until they are sure they can...
zdas04, are you saying that oil exploration and new well finds have fallen largely due to the very low price of oil over the past 10-15 years rather than what some of the peak oil doomsdayers are saying, which is that exploration & finds have dropped off because there isn't much more to be...
This is probably not of much help, but would there be any way of tempoarily displacing the metering plate upwards with something like a small blast of compressed air from a small nozzle when the throttle is opened rapidly, sort of like an accelerator pump in a carburettor?
How well do these...