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United States Patent | 8,371,059 |
Tillinghast | February 12, 2013 |
An improved aiming post light configuration wherein a luminescent material in conjunction with an optical taper or other magnification structure is positioned within the body of the aiming post along with a recharge circuit which recharges the luminescent material periodically or when light output from the luminescent material falls below a predetermined threshold. Advantageously, the entire configuration may be integral to the aiming post itself.
Inventors: | Tillinghast; Ralph C. (Hardwick, NJ) | ||||||||||
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Applicant: |
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Assignee: |
The United States of America as Represented by the Secretary of the Army
(Washington,
DC)
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Family ID: | 47631841 | ||||||||||
Appl. No.: | 12/826,981 | ||||||||||
Filed: | June 30, 2010 |
Current U.S. Class: | 42/132; 362/84 |
Current CPC Class: | F41G 3/14 (20130101); F41G 3/18 (20130101) |
Current International Class: | F21V 23/00 (20060101) |
Field of Search: | ;42/132 ;362/84,85,276,235,183 ;315/149,156 |
1359581 | November 1920 | Dodds |
3421013 | January 1969 | Angelari |
4228485 | October 1980 | Hubbard et al. |
4290095 | September 1981 | Schmidt |
4346329 | August 1982 | Schmidt |
5540719 | July 1996 | Covelli-Ingwell et al. |
6153985 | November 2000 | Grossman |
6495973 | December 2002 | Allen, Jr. |
7828453 | November 2010 | Tran et al. |
7972023 | July 2011 | Tran et al. |
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