8814Re: [GPSL] Trees
- Nov 2, 2010I shudder to think of how the parachute might behave in the rotor
73 de Mike W5VSI
On 11/2/2010 16:56, Meer, Stephen wrote:
> How about a R/C rescue helicopter?
> /s/SM2 K0SCC
> *From:*GPSL@yahoogroups.com [mailto:GPSL@yahoogroups.com] *On Behalf Of
> *Sent:* Tuesday, November 02, 2010 4:43 PM
> *To:* GPSL@yahoogroups.com
> *Subject:* Re: [GPSL] Trees
> We've been toying with just such a concept called "Rapunzel"....where the lead
> weight on a spool is released after landing in hopes it will make it way to
> the ground.
> - Bill WB8ELK
> We've used the chain saw method on many occasions (although tree-climbing
> engineering students also are quite effective)....we land in trees about 50
> percent of the time... or in lakes.
> The only drawback to the chainsaw method is that the landowner sometimes asks
> us to cut the tree up in 2-foot lengths and stack it up near the house.
> Anyone thought of building a tree-climbing robot??
> -----Original Message-----
> From: Mark Conner <mconner1@...>
> To: GPSL@yahoogroups.com
> Sent: Tue, Nov 2, 2010 4:37 pm
> Subject: Re: [GPSL] Trees
> We have had more fortune than some of Howard's exploits - in 40-some flights
> we have had only two tree landings (and Paul was there for one of them). Most
> of eastern Nebraska and western Iowa is blessedly free of trees when compared
> to the Midwest or South.
> Even so, we carry an extensible pole (believe it's primarily for painting,
> also used by an NSTAR member to hang Christmas lights) with a hook on the end.
> On the first tree landing flight, Paul was able to climb the tree some
> distance and snag it with a short length of the pole. The very next flight, we
> landed in a tree yet again about 30 feet up. We were just able to snag one of
> the payloads and bend the entire tree over (they were tall but spindly) to
> pull the entire flight train out.
> I have had thoughts of including ~50 ft of line terminated with a lead weight
> hanging from the bottom payload. The idea is that that line would perhaps hang
> down within easier reach and allow the recovery team to pull the flight string
> out of the tree. Or, if one were really good at such things, have the line
> spooled inside a payload and released when it detected that it's landed. The
> weight would hopefully fall somewhat cleanly through the branches to ground
> level. Of course Murphy could play havoc with either solution and you end up
> still needing one of the other methods.
> A chain saw with sufficient gasoline and oil is probably the most reliable
> 73 de Mark N9XTN
> On Sun, Oct 31, 2010 at 19:52, L. Paul Verhage <nearsys@...
> <mailto:nearsys@...>> wrote:
> My latest flight took three hours to remove from trees. What is everyone
> carrying for tree removal?
> Onwards and Upwards,
Mike Manes mrmanes@... Tel: 303-979-4899
"Things should be made as simple as possible, but not more so."
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