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A radiation reflector may be used in space telecommunications, having spherical reflecting surfaces and/or rectangular reflecting surfaces which may be folded, as required. The radiation reflector has an arrangement of reflecting surfaces on foldable frames which may be in the form of interacting ba

A radiation reflector may be used in space telecommunications, having spherical reflecting surfaces and/or rectangular reflecting surfaces which may be folded, as required. The radiation reflector has an arrangement of reflecting surfaces on foldable frames which may be in the form of interacting balls or rings mounted on pneumatic tubes or ropes.

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1. A radiation reflector comprising:a plurality of flexible perforated tubes, each flexible perforated tube having an aperture, with the plurality of flexible perforated tubes arranged to form: a plurality of pneumatically connected internal and external pneumatic chambers; and a plurality of radial

1. A radiation reflector comprising:a plurality of flexible perforated tubes, each flexible perforated tube having an aperture, with the plurality of flexible perforated tubes arranged to form: a plurality of pneumatically connected internal and external pneumatic chambers; and a plurality of radial supports connected to the plurality of pneumatically connected internal and external pneumatic chambers; a source of compressed gas connected to one of the plurality of flexible perforated tubes; a first mirror sheet formed of an elastic dielectric film and coated with a radiation reflecting metal layer, with the first mirror sheet connected to a set of the plurality of flexible perforated tubes; and a plurality of interacting globular pneumatic cells, with each of the globular pneumatic cells including: an elastic material which surrounds a respective aperture of a respective perforated tube. 2. The radiation reflector of claim 1, wherein each of the apertures is connected to a respective one of a plurality of toroidal pneumatic chambers arranged with an internal cavity which communicates with an internal cavity of a respective perforated tube, pneumatically joined to a respective internal pneumatic chamber, and pneumatically joined to the source of compressed gas; andwherein each of the toroidal pneumatic chambers, with the aid of a respective taut band, interacts with the first mirror sheet. 3. The radiation reflector of claim 2, wherein the toroidal pneumatic chambers are arranged to form a chain; andwherein alternate even and odd toroidal pneumatic chambers are oriented in perpendicular planes and interact among themselves using the taut bands associated with the first mirror sheet. 4. The radiation reflector of claim 2, further comprising:an elastic cable which interacts with the taut bands to bind a plurality of ends of the radial supports. 5. The radiation reflector of claim 1, wherein the pneumatic chambers form a matrix of mechanically joined and pneumatically communicating flexible tubes; andwherein the globular pneumatic cells interact among themselves and with the first mirror sheet. 6. The radiation reflector of claim 2, wherein the pneumatic chambers form a matrix of mechanically joined intertwined chains of toroidal pneumatic chambers, with the toroidal pneumatic chambers being oriented at right angles and interacting among themselves and with the first mirror sheet.7. The radiation reflector of claim 1, further comprising:a hemispherical basis formed by radial and concentric sectional pneumatic flexible tubes connected mechanically and pneumatically and interacting between themselves; wherein the tubes have the respective apertures surrounded by an interacting pneumatic cell composed of an elastic material in the form of the spherical envelope; and wherein each upper face of a respective pneumatic cell has a conducting metal coating applied in the form of concentric rings connected to the terminals of an adjustable voltage sources relative to the reflecting metal covering of the first mirror sheet. 8. The radiation reflector of claim 1, wherein the first mirror sheet, a ring of the external pneumatic chambers, and the radial supports form a ring of small hollow balls or rings threaded onto the cables, the ends of which are passed through the apertures of a plurality of internal pneumatic chambers forming a rigid internal ring and joined by a cable providing tension and fixation.9. The radiation reflector of claim 1, further comprising:a hemispherical basis having a plurality of concentric rings, with each concentric ring including a ring of radiation-reflecting cells in the form of a spherical envelope sector; wherein each of the radiation-reflecting cells have a metal coating and are threaded onto a pair of concentric cables passed through the middles of the opposite faces of the radiation-reflecting cells; and wherein the concentric rings are joined to each other by radial cables, passed through the radiation-reflecting cells, with the ends of the concentric and radial cables joined to cable tension and fixation means. 10. The radiation detector of claim 1, further comprising:a second mirror sheet established in parallel to the first mirror sheet and connected to one of the external pneumatic chambers, with the second mirror sheet including: a metal coating having a plurality of concentric conducting rings connected to a source of adjustable voltage providing a voltage relative to the metal coating of the first mirror sheet; and an orientation device connected with external pneumatic chamber for orienting a portion of the radiation reflector. 11. The radiation reflector of claim 10, further comprising:a section composed of pneumatic chambers and having a rectangular outer contour joined to the orientation device and to the second mirror sheet; wherein the second mirror sheet is oriented to be parallel to the first mirror sheet; and wherein the second mirror sheet includes a plurality of metal conducting strips connected to the source of adjustable voltage providing a voltage relative to the metal coating of the first mirror sheet. 12. The radiation reflector of claim 11, wherein the section is formed from a chain of mechanically and pneumatically joined toroidal pneumatic chambers or globular pneumatic cells, which interact among themselves and with one of the first mirror sheet and the second mirror sheet.13. The radiation reflector of claim 1, wherein the plurality of external pneumatic chambers and the plurality of radial supports are formed from a ring of mechanically and pneumatically connected toroidal pneumatic chambers and globular pneumatic cells;wherein the toroidal pneumatic chambers forming one of the plurality of radial supports is oriented in a plane parallel to the first mirror sheet; and wherein one of the plurality of external pneumatic chambers is oriented in a plane perpendicular to the first mirror sheet, which interacts with the pneumatic chambers by taut bands. 14. The radiation reflector of claim 11, wherein the rectangular external contour is formed from chains of the mechanically and pneumatically connected toroidal pneumatic chambers or globular pneumatic cells, which interact among themselves and with the first mirror sheet.