Proven principle: "Rockets not carrying fuel" and the space tower.

Newsgroups: sci.astro, sci.physics, sci.mech.fluids, sci.engr.mech,
sci.space.policy
From: "Robert Clark"
Date: 28 Mar 2005 12:52:00 -0800
Subject: "Rockets not carrying fuel" and the space tower.
http://groups.google.com/group/sci.a...0c8a53330a521a

I suggested in the posts on that thread of using pressurized fluid,
liquid or gas, supplied from the ground to provide propulsion to a
rocket and/or to support a tower to high altitude. The *principle*
behind this of using pressurized fluid supplied from the ground to
provide the thrust has now been demonstrated, if not to high altitude:

Fluid Motion: JetLev-Flyer H2O-Propelled Jet Pack
By Chuck Squatriglia
February 02, 2009 | 5:02:03 PM
http://blog.wired.com/cars/2009/02/fluid-motion--.html

James Bond-style jetpack powered by high-pressure water invented.
A German entrepreneur, Hermann Ramke, has invented a James Bond-like
jetpack powered by high-pressure water, called the JetLev-Flyer.
Last Updated: 10:35AM GMT 17 Feb 2009
http://www.telegraph.co.uk/news/news...-invented.html

The patent on the device is described he

Water-Jet Pack Patented: The Jet Ski of 2020?
By Rob Beschizza
August 27, 2007 | 7:40:28 PM
http://blog.wired.com/gadgets/2007/0...jet-pack-.html

Hmmm, I wonder where they got the idea for this from ...


Bob Clark