US3751655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diffuser with one or more attachment members for light guiding cables and provided with a light attenuating device
Assignee: Individual
•
Filing: 1971-11-12
•
Granted: 1973-08-07
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Expires: 1991-11-12
Abstract
Abstract A diffuser with one or more attachment members for light guiding cables, and provided with a device permitting to attenuate the quantity of light emitted by the luminous source.
Inventors
- 👤 G Codrino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:58
CPC Classifications
B; B60; B60Q; B60Q3/00; B60Q3/10; B60Q3/16; B60Q3/18; B60Q3/14; B60Q3/60; B60Q3/62; B60Q3/64; B60Q3/66
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
69 words
A light diffuser, comprising an opaque enclosure provided with at least one light-conveying attachment member; a light source mounted in said enclosure for movement between a plurality of positions in each of which the intensity of light passing through said attachment member assumes a different value; means for moving said light source from the outside of said enclosure; and a light guiding element connected with said one attachment member.
Claim 2
Dependent Claim
69 words
A light diffuser, comprising an opaque enclosure provided with at least one light-conveying attachment member; a light source mounted in said enclosure for movement between a plurality of positions in each of which the intensity of light passing through said attachment member assumes a different value; means for moving said light source from the outside of said enclosure; and a light guiding element connected with said one attachment member.
Claim 3
Dependent Claim
31 words
A light diffuser as defined in claim 1, wherein said light source is rotatable between said positions thereof and wherein the light distribution curve of said light source is an ellipse.
Claim 4
Dependent Claim
20 words
A light diffuser as defined in claim 2, wherein said means for moving said light source is a rotary knob.
Claim 5
Dependent Claim
38 words
A light diffuser as defined in claim 1, wherein said attachment member consists at least in part of elastomeric material and defines a socket, said light guiding element including a plug which is removably received in said socket.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-08-06 | 1977-02-05 | 1977-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-06 | 1981-02-05 | 1981-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-06 | 1985-02-05 | 1985-08-07 | $7700.00 | Window Closed / Lapsed |