US4967330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
LED lamp with open encasement
Assignee: Individual
•
Filing: 1990-03-16
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Granted: 1990-10-30
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Expires: 2010-03-16
Abstract
Abstract An LED lamp having a generally hollow cylindrical encasement having at least one opening therein allowing gases and fluids exterior to said encasement to freely circulate within the interior thereof for cooling purposes and including also embodiments wherein said encasement is screwthreaded, and/or is divided into sections with differing diameters.
Inventors
- 👤 Howard F. Bell
- 👤 Michael C. Lane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:48
CPC Classifications
F; F21; F21V; F21V29/00; F21V29/50; F21V29/70; F21V29/74; F21V29/83; F21S; F21S43/00; F21S43/10; F21S43/13; F21S43/14; F21Y; F21Y2115/00; F21Y2115/10; Y; Y10; Y10S; Y10S362/00; Y10S362/80
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
149 words
An LED Lamp with Open Encasement, comprising: (a) A generally hollow cylindrical encasement including at least one opening therein allowing gases and fluids exterior to . said encasement to circulate within the interior thereof, means forming an electrically conducting contact on and outer surface of said cylindrical encasement, an electrically conducting contact at a base or end of said cylindrical encasement, means for transmitting light through the end of said cylindrical encasement opposite the aforesaid electrically conducting base contact, and an insulative portion formed from nonconducting materials separating said contacts; (b) At least one light emitting diode disposed within the interior of said generally hollow cylindrical encasement, having its light producing portion directed away from said base contact and parallel to the axis of said encasement, its positive lead connected to the aforesaid electrically conducting base contact and its negative lead connected to the aforesaid electrically conducting surface contact.
Claim 2
Dependent Claim
149 words
An LED Lamp with Open Encasement, comprising: (a) A generally hollow cylindrical encasement including at least one opening therein allowing gases and fluids exterior to . said encasement to circulate within the interior thereof, means forming an electrically conducting contact on and outer surface of said cylindrical encasement, an electrically conducting contact at a base or end of said cylindrical encasement, means for transmitting light through the end of said cylindrical encasement opposite the aforesaid electrically conducting base contact, and an insulative portion formed from nonconducting materials separating said contacts; (b) At least one light emitting diode disposed within the interior of said generally hollow cylindrical encasement, having its light producing portion directed away from said base contact and parallel to the axis of said encasement, its positive lead connected to the aforesaid electrically conducting base contact and its negative lead connected to the aforesaid electrically conducting surface contact.
Claim 3
Dependent Claim
57 words
An LED Lamp with Open Encasement as set forth in claim 1, further comprising at least one current adjustment element capable of adjusting current flow to the extent required to make same compatible with LED usage interposed in the circuit between at least one of said LED leads and the conducting contact to which it is attached.
Claim 4
Dependent Claim
28 words
An LED Lamp with Open Encasement as set forth in claim 1, wherein said generally hollow cylindrical encasement is divided into at least two sections of differing diameters.
Claim 5
Dependent Claim
28 words
An LED Lamp with Open Encasement as set forth in claim 2, wherein said generally hollow cylindrical encasement is divided into at least two sections of differing diameters.
Claim 6
Dependent Claim
22 words
An LED Lamp with Open Encasement as set forth in claim 3, wherein at least one of said sections forms a flange.
Claim 7
Dependent Claim
22 words
An LED Lamp with Open Encasement as set forth in claim 4, wherein at least one of said sections forms a flange.
Claim 8
Dependent Claim
28 words
An LED Lamp with Open Encasement as set forth in claim 3, wherein the section with the smallest diameter is proximate to the base of the LED Lamp.
Claim 9
Dependent Claim
28 words
An LED Lamp with Open Encasement as set forth in claim 4, wherein the section with the smallest diameter is proximate to the base of the LED Lamp.
Claim 10
Dependent Claim
34 words
An LED Lamp with Open Encasement as set forth in claim 3, wherein the section with the smallest diameter is proximate to the end of said cylindrical encasement opposite the electrically conducing base contact.
Claim 11
Dependent Claim
28 words
An LED Lamp with Open Encasement as set forth in claim 4, wherein the section with the smallest diameter is proximate to the aperture of the LED Lamp.
Claim 12
Dependent Claim
28 words
An LED Lamp with Open Encasement as set forth in claim 1, wherein at least one of said openings is located in the base of the LED Lamp.
Claim 13
Dependent Claim
28 words
An LED Lamp with Open Encasement as set forth in claim 2, wherein at least one of said openings is located in the base of the LED Lamp.
Claim 14
Dependent Claim
34 words
An LED Lamp with Open Encasement as set forth in claim 1, wherein at least one of said openings is located in the end of said cylindrical encasement opposite the electrically conducting base contact.
Claim 15
Dependent Claim
34 words
An LED Lamp with Open Encasement as set forth in claim 2, wherein at least one of said openings is located in the end of said cylindrical encasement opposite the electrically conducting base contact.
Claim 16
Dependent Claim
28 words
An LED Lamp with Open Encasement as set forth in claim 1, wherein at least one of said openings is located in and outer surface of said Lamp.
Claim 17
Dependent Claim
28 words
An LED Lamp with Open Encasement as set forth in claim 2, wherein at least one of said openings is located in and outer surface of said Lamp.
Claim 18
Dependent Claim
23 words
An LED Lamp with Open Encasement as set forth in claim 1, wherein some portion of said generally hollow cylindrical encasement is screwthreaded.
Claim 19
Dependent Claim
23 words
An LED Lamp with Open Encasement as set forth in claim 2, wherein some portion of said generally hollow cylindrical encasement is screwthreaded.
Claim 20
Dependent Claim
23 words
An LED Lamp with Open Encasement as set forth in claim 3, wherein some portion of said generally hollow cylindrical encasement is screwthreaded.
Claim 21
Dependent Claim
23 words
An LED Lamp with Open Encasement as set forth in claim 4, wherein some portion of said generally hollow cylindrical encasement is screwthreaded.
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) | 1993-10-29 | 1994-04-30 | 1994-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-10-29 | 1998-04-30 | 1998-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-10-29 | 2002-04-30 | 2002-10-30 | $7700.00 | Window Closed / Lapsed |