U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Solar tracking apparatus

Patent 4295621 Issued on October 20, 1981. Estimated Expiration Date: Icon_subject March 18, 2000. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

141037

497079

2541030

2642567

2960693

3070699

3604009

3788734

System for collecting and utilizing solar energy
Patent #: 3998206
Issued on: 12/21/1976
Inventor: Jahn

Solar energy sun tracker
Patent #: 4013885
Issued on: 03/22/1977
Inventor: Blitz

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Inventor

Assignee

Application

No. 06/131517 filed on 03/18/1980

US Classes:

248/183.2, On a single horizontal pivot and rotatable about a vertical axis126/573, Including sun position tracking sensor248/694, MISCELLANEOUS343/765, In different planes343/882, Pivoted or rotatable353/3, HELIOSTATS74/42, Crank, pitman, and lever74/96Oscillating to oscillating

Examiners

Primary: Staab, Lawrence J.

Attorney, Agent or Firm

International Classes

B23Q 1/25 (20060101)
G02B 7/182 (20060101)
H01Q 3/08 (20060101)
H01Q 3/10 (20060101)
B23Q 1/54 (20060101)
F16M 11/12 (20060101)
F16M 11/02 (20060101)
F24J 2/00 (20060101)
F24J 2/54 (20060101)

Abstract

A solar array support member is pivotally secured to the upper end of a support post for rotation about a horizontal axis. The support post is driven about a vertical axis. A disc is rotatably secured to the post for rotation about a vertical axis spaced from the post's vertical axis. A link member is secured by respective ball and socket assemblies at one end to the support member and to the rotating disc at the other end. A motor and pulley system drive the rotating disc with respect to the vertical post to set the elevation position of the support member. A second motor and pulley system drive the post about its vertical axis with respect to a base.

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