US3086146A
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Assignee: Individual
•
Filing: 1960-04-11
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Granted: 1963-04-16
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Expires: 1980-04-11
Abstract
No abstract record available.
Inventors
- 👤 Henry G Edler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:08
CPC Classifications
H; H01; H01J; H01J40/00; H01J40/02; H01J40/14; H01J13/00; H01J13/02; H01J13/48; H01J2893/00; H01J2893/0048; H01J2893/0058
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A CONTROL APPARATUS FOR OPENING AND CLOSING AN ELECTRICAL CIRCUIT TO OPERATE AN APPLIANCE, COMPRISING IN COMBINATION: A HOUSING; A LIGHT SENSITIVE MEANS MOUNTED IN SAID HOUSING AND RESPONSIVE TO ILLUMINATION DIRECTED INTO THE FRONT OF SAID HOUSING TO PROVIDE AN ELECTRICAL SIGNAL; A LIGHT SOURCE MOUNTED IN SAID HOUSING FOR PROJECTING A LIGHT BEAM OUT THE FRONT OF SAID HOUSING SO THAT IN THE ABSENCE OF ANY INTERCEPTING OBJECT CLOSE TO THE FRONT OF SAID HOUSING, SAID LIGHT SENSITIVE MEANS IS NOT ENERGIZED; A CONTROL RELAY CONNECTED TO SAID ELECTRICAL CIRCUIT AND INCLUDING MEANS RESPONSIVE TO SUCCESSIVE ACTUATIONS THEREOF TO ALTERNATELY CLOSE AND OPEN SAID CIRCUIT; AND A SENSITIVE RELAY CONNECTED BETWEEN SAID CONTROL RELAY AND SAID SAID RESPONSIVE MEANS AND RESPONSIVE TO SAID ELECTRICAL SIGNAL TO ACTUATE SAID CONTROL RELAY WHEREBY INTERCEPTION OF SAID LIGHT BEAM WITH AN OBJECT TO REFLECT A PORTION THEREOF ONTO SAID LIGHT SENSITIVE MEANS, CLOSES SAID ELECTRICAL CIRCUIT, AND THE NEXT INTERCEPTION OF SAID LIGHT BEAM TO REFLECT A PORTION THEREOF ONTO SAID LIGHT SENSITIVE MEANS OPENS SAID ELECTRICAL CIRCUIT.
Claim 2
Dependent Claim
177 words
A CONTROL APPARATUS FOR OPENING AND CLOSING AN ELECTRICAL CIRCUIT TO OPERATE AN APPLIANCE, COMPRISING IN COMBINATION: A HOUSING; A LIGHT SENSITIVE MEANS MOUNTED IN SAID HOUSING AND RESPONSIVE TO ILLUMINATION DIRECTED INTO THE FRONT OF SAID HOUSING TO PROVIDE AN ELECTRICAL SIGNAL; A LIGHT SOURCE MOUNTED IN SAID HOUSING FOR PROJECTING A LIGHT BEAM OUT THE FRONT OF SAID HOUSING SO THAT IN THE ABSENCE OF ANY INTERCEPTING OBJECT CLOSE TO THE FRONT OF SAID HOUSING, SAID LIGHT SENSITIVE MEANS IS NOT ENERGIZED; A CONTROL RELAY CONNECTED TO SAID ELECTRICAL CIRCUIT AND INCLUDING MEANS RESPONSIVE TO SUCCESSIVE ACTUATIONS THEREOF TO ALTERNATELY CLOSE AND OPEN SAID CIRCUIT; AND A SENSITIVE RELAY CONNECTED BETWEEN SAID CONTROL RELAY AND SAID SAID RESPONSIVE MEANS AND RESPONSIVE TO SAID ELECTRICAL SIGNAL TO ACTUATE SAID CONTROL RELAY WHEREBY INTERCEPTION OF SAID LIGHT BEAM WITH AN OBJECT TO REFLECT A PORTION THEREOF ONTO SAID LIGHT SENSITIVE MEANS, CLOSES SAID ELECTRICAL CIRCUIT, AND THE NEXT INTERCEPTION OF SAID LIGHT BEAM TO REFLECT A PORTION THEREOF ONTO SAID LIGHT SENSITIVE MEANS OPENS SAID ELECTRICAL CIRCUIT.
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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |