If no grav lifters... Jeff Zeitlin (24 Feb 2018 01:29 UTC)
Re: [TML] If no grav lifters... Caleuche (24 Feb 2018 03:00 UTC)
Re: [TML] If no grav lifters... shadow@xxxxxx (24 Feb 2018 15:51 UTC)
Re: [TML] If no grav lifters... Jeff Zeitlin (24 Feb 2018 18:15 UTC)
Re: [TML] If no grav lifters... Bruce Johnson (24 Feb 2018 20:30 UTC)
Re: [TML] If no grav lifters... Richard Aiken (26 Feb 2018 00:47 UTC)
Re: [TML] If no grav lifters... Tim (26 Feb 2018 03:10 UTC)
Re: [TML] If no grav lifters... Richard Aiken (26 Feb 2018 03:43 UTC)
Re: [TML] If no grav lifters... Tim (26 Feb 2018 04:16 UTC)
Re: [TML] If no grav lifters... Richard Aiken (26 Feb 2018 04:36 UTC)
Re: [TML] If no grav lifters... Tim (27 Feb 2018 06:51 UTC)
Re: [TML] If no grav lifters... Richard Aiken (27 Feb 2018 23:34 UTC)
Re: [TML] If no grav lifters... Tim (28 Feb 2018 07:06 UTC)
Re: [TML] If no grav lifters... Richard Aiken (08 Mar 2018 09:27 UTC)
Re: [TML] If no grav lifters... shadow@xxxxxx (27 Feb 2018 02:30 UTC)
Re: [TML] If no grav lifters... shadow@xxxxxx (24 Feb 2018 21:31 UTC)
Re: [TML] If no grav lifters... Jeff Zeitlin (25 Feb 2018 04:35 UTC)
Re: [TML] If no grav lifters... shadow@xxxxxx (25 Feb 2018 19:39 UTC)
Re: [TML] If no grav lifters... Evyn MacDude (25 Feb 2018 06:16 UTC)
Re: [TML] If no grav lifters... Richard Aiken (26 Feb 2018 01:34 UTC)

Re: [TML] If no grav lifters... shadow@xxxxxx 27 Feb 2018 02:29 UTC

On 25 Feb 2018 at 19:47, Richard Aiken wrote:

>
> On Sat, Feb 24, 2018 at 10:50 AM, shadow at shadowgard.com (via tml
> list) <xxxxxx@simplelists.com > wrote:
>
> (big snip)
>
>     Usually set up so that the low end is stationary (only
>     momentarily) at some height above the ground.
>
> (little snip)
>  
>     Requires steady nerves or good automation to dock on either end.
>     :-)
>
>
> If the first is true, then I don't see why the second has to be true.
>
> A [relatively] slow moving low end could be rigged to snatch up a
> cargo - 
> https://en.wikipedia.org/wiki/Fulton_surface-to-air_recovery_system -
> either from a standing start (if it can stand the sudden jerk) or from
> a moving platform such as a bullet train.

At the low end, if things are set up properly, the end of the tether
will seem to come down vertically, pause for a moment and then zomm
back up.

In fact that's one of the *points* for the system. That you don't
have to "catch up" to it at the low end.

Mind you, it isn't actually coming straight down, but on a "human"
scale it is.

--
Leonard Erickson (aka shadow)
shadow at shadowgard dot com