Light distribution systems and illumination devices
Illumination devices and light distribution systems utilizing overlapping joints, connector rings, end caps, assemblies for mounting light tubes to a ceiling or wall, and protective tubes.
| Patent number | Title | Issue date |
| 6328464 | Luminaire using right angle film | 2001-12-11 |
| 6466361 | Converging device and light source module, laser device and optical signal amplifier using such converging device | 2002-10-15 |
| 6612729 | Illumination device | 2003-09-02 |
| 6621973 | Light guide with protective outer sleeve | 2003-09-16 |
| 6834151 | Optical waveguide and fabrication method | 2004-12-21 |
If you were to search for Light distribution systems and illumination devices using relaxed search criteria, these patents would come up:
What is claimed is:
1. A light distribution system comprising:
a first light distributing tube and a second light distributing tube;
each of said light distributing tubes comprising a plurality of sheets; and
wherein at least one sheet of said first light distributing tube is configured to overlap a portion of at least one sheet of said second light distributing tube.
2. A light distribution system according to claim 1 further comprising a connector for holding said light distributing tubes together.
3. A light distribution system according to claim 2 wherein said connector comprises a single-sided tape.
4. A light distribution system according to claim 1 wherein said sheets of said light distributing tubes are configured to align when said light distributing tubes are connected.
5. A light distribution system according to claim 1 wherein said light distributing tubes comprise three sheets.
6. An illumination device comprising:
a source of illumination;
a first light distributing tube and a second light distributing tube, at least one of said light distributing tubes operably connected to said source of illumination;
each of said light distributing tubes comprising a plurality of sheets; and
wherein at least one sheet of said first light distributing tube is configured to overlap a portion of at least one sheet of said second light distributing tube.
7. An illumination device according to claim 8 further comprising a connector for holding said light distributing tubes together.
8. An illumination device according to claim 7 wherein said connector comprises a single-sided tape.
9. An illumination device according to claim 6 wherein said sheets of said light distributing tubes are configured to align when said light distributing tubes are connected.
10. An illumination device according to claim 6 wherein said light distributing tubes comprise three sheets.
Patent number:
6169839
View patent at USPTO
Filing date:
July 8, 1998
Issue date:
January 2, 2001
Inventor:
Walter A. Johanson (St. Paul, MN)
Primary Examiner:
John D. Lee
Attorney, Agent or Firm:
Galgano & Burke
Current U.S. Classification: 362/560 362/576 362/581 362/582 385/133 385/146 385/901
