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1. (WO1978000019) ENERGY CONCENTRATOR SYSTEM
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WHAT IS CLAIMED IS:

1. A radiant energy concentrator system, comprising:
(a) reflector means fixedly secured to a base surface, said reflector means for reflecting incident radiation impinging thereon from an energy source;
.(b) receiver means having an extended length in a predetermined direction, said extended length being maintained in a direction substantially parallel with said incident radiation;
(c) secondary radiation concentration means mounted on said receiver means for further concentrating said reflected radiation to said receiver means; and,
(d) receiver displacement means secured to said receiver means for maintaining said extended length of said receiver means in said parallel direction responsive to directional variations of said incident radiation.

2. The radiant energy concentrator system as recited in claim 1 where said receiver means includes collector tube means having an axis positionally located in a direction substantially parallel said incident radiation direction.

3. The radiant energy concentrator system as recited in claim 2 where said secondary radiation concentration means is secured to an outer, peripheral wall, of said collector' tube means for intercepting said reflected radiant energy.

4. The radiant energy concentrator system as recited in claim 2 where said secondary radiation concentration means includes cup means mounted to a peripheral wall of said collector tube means for intercepting radiant energy being reflected from said reflector means.

5. The radiant energy concentrator system as recited in claim 2 where said secondary radiation concentration means includes cup means mounted to a peripheral wall of said collector tube means, said cup means being formed by a paraboloid of revolution contour having an axis of revolution substantially coincident with said collector tube means axis.

6. The radiant energy 'concentrator system as recited in claim 5 where said cup means is positionally mounted to said collector tube means approximately at a positional location equal to one-half a radius of curvature of said reflector means.

7. The radiant energy concentrator system as recited in claim 2 where said secondary radiation concentration means includes radiation collection means mounted to a peripheral wall of said collector tube means, said radiation collection means having a radiation receiving opening and an opposed radiation collecting surface, said radiation receiving opening and said radiation collecting surface being joined by at least a pair of sidewalls having substantially parabolic profiles.

8. The radiant energy concentrator system as recited in claim 7 where said radiation collection means includes a lateral dimension ratio of said radiation collecting surface to said radiation receiving opening substantially equal to the sine of a half field of view of said radiation collection means.

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9. The radiant energy concentrator system as recited in claim 8 where each of said sidewall parabolic profiles includes a focus at a position on the opposing sidewall at said collecting surface, each of said profiles having an axis line substantially equidistant from each of said sidewalls.

10. The radiant energy concentrator system as recited in claim 9 where each of said sidewalls includes an inner reflecting surface.

11. The radiant energy concentrator system as recited in claim 7 including lens means secured to said sidewalls and positionally located within said radiation receiving opening.

12. The radiant energy concentrator system as recited in claim 1 where said reflector means includes a curvi-linearly contoured- reflective surface adapted to reflect said incident radiant energy.

13. The radiant energy concentrator system as recited in claim 1 where said reflector means includes a concave contour reflective surface directed toward said energy source.

14. The radiant energy concentrator system as recited in claim 1 where said reflector means is a spherical reflector adapted to reflect said radiant energy.

15. The radiant energy concentrator system as recited in claim 1 where said reflector means Includes a geodesic dome configuration having a plurality of reflective elements of predetermined contour, each of said reflective elements contiguously line interfacing with a next successive reflective element, each of said reflective elements having a reflective surface facing interior said geodesic dome configuration.

l6. The radiant energy concentrator system as recited in claim 15 where said reflective elements are planar and triangular in contc-ur.

17- The radiant energy concentrator system as recited in claim 15 where said reflective elements are planar and hexagonal in contour.

18. The radiant energy concentrator system as recited in claim 1 where said receiver means is positionally maintained coincident with a focal line defined by said reflected radiant energy.

19. The radiant energy concentrator system as recited in claim 18 where said receiver means includes collector tube means having an extended length and being positionally displaced in a direction parallel to said incident radiation direction.

20. The radiant energy concentrator system as recited in claim 19 where fluid is passed through said collector tube means, said fluid being heated by said reflected radiant energy impinging said collector tube means.

21. The radiant energy concentrator system as recited in claim 1 where said receiver displacement means includes means for rotating said receiver means about a pair of mutually perpendicular axes.

22. The radiant energy concentrator system as recited in claim 21 where said reflector means is spherical in contour, said receiver displacement means being secured to said receiver means approximately at a center of curvature of said reflector means spherical contour.

23. The radiant energy concentrator system as recited in claim 21 where said rotation means includes:
(a) first motor displacement means rotationally mounted to said base surfa'ce for rotating said receiver means about a first axis line; and,
(b) second motor displacement means mounted to said first motor displacement means for rotating said receiver means about a second axis line normal about first axis line.

24. The radiant energy concentrator system as recited in claim 23 where said first motor displacement means includes :
(a) first motor means;
(b) first drive gear means secured to a rotational shaft extending from said first motor means; and,
(c) first driven gear means matingly engaged to said first drive gear means responsive to rotation of said shaft.

25. A method for concentrating reflected radiant energy to a predetermined area, including the steps of:
(a) establishing a stationary spherical reflector having a principal axis;
(b) providing a movable receiver having an extended length in a predetermined direction;
(c) establishing a secondary radiation concentrator mounted on said receiver for further radiating said reflected radiation to said receiver;
(d) displacing said receiver into parallel relation along said extended length with an incident radiation energy direction impinging on said spherical reflector; and,
(e) reflecting said incident radiant energy from said reflector to said receiver.

26. The method of concentrating reflected radiant energy as recited in claim 25 where- the step of providing said movable receiver includes the step of establishing a substantially linearly directed receiver in said extended length direction.

27- The method of concentrating reflected radiant energy as recited in claim 26 where the step of establishing said- linearly directed receiver includes the step of providing said extension at least within a line length defined between an inner surface and a center of curvature of said spherical reflector.

28. The method of concentrating reflected radiant energy as recited in claim 27 where said receiver extended length is displaced coincident with a focus line for interception of said reflected radiant energy.

29. The method of concentrating reflected radiant energy as recited In claim 28 where said receiver is tubular in contour, said receiver adapted to contain material to be heated.

30. The method of concentrating reflected radiant energy as recited in claim 25 where said step of displacing includes the step of pivoting said receiver about a pivot point approximately coincident with said principal axis of said spherical reflector.

31. The method of concentrating reflected radiant energy as recited in claim 30 where the step of pivoting includes the step of rotationally moving said receiver in a two-axis rotational mode.

32. The method of concentrating reflected radiant energy as recited in claim 25 where -the step of establishing a stationary spherical reflector includes the step of forming an inner reflecting surface in a geodesic dome configuration, said inner surface having an envelope approximating a spherical surface.