US3701100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controlled access security system
Assignee: World Computer Systems Engineering Corp
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Filing: 1970-12-16
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Granted: 1972-10-24
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Expires: 1990-12-16
Abstract
Abstract For use in a building to limit access to a secured area, an apparatus which includes a badge reader installed at the point of entrance, numbered badges for those desiring entrance into the secured area, a remote badge number file storage, an electronic scanner which scans the file when supplied with the number from the badge, and means for remotely electrically opening a door or other entrance to the secured area upon ascertaining authority for the badge holder to enter that particular secured area as evidenced by data from the storage file.
Inventors
- 👤 Kenneth A Yarbrough
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:47
CPC Classifications
G; G08; G08B; G08B13/00; G08B13/18; G07; G07C; G07C9/00; G07C9/20; G07C9/22
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
357 words
A security system for use with multiple entrances into two or more secured areas for controlling admission to the areas wherein an individual is to be admitted to all or only a part of the secured areas and wherein the areas for an individual are designated, and individuals desiring admission to the secured areas are provided with badges having numbers encoded in such a badge, comprising: a central unit adapted to receive a data file therein for storing a list of badge numbers for which admission to a secured area is permitted and also storing a list of coded symbols representative of a plurality of secured areas to which an individual is to be selectively and controllably admitted; therebeing at least two entrances associated with selected ones of the secured areas; at least a pair of badge reader means connected to said central unit, said badge reader means being adapted to be installed in proximity of the entrances; comparator means included in said central unit and supplied with signals from said badge reader means and the data list in said central unit, said comparator means comparing the signals provided thereto to determine whether or not the number indicated for the badge of an individual is listed among those for whom access to a secured area is indicated, and forming an output signal; means connected to said comparator means and receiving the output signal for signalling to the individual presenting the badge that admission to a secured area has been determined; means associated with each of said badge reader means for forming a unique signal indicative of particular badge reader means, said means being further connected to said central unit; and, second comparator means included in said central unit and being provided with signals from said means associated with said badge reader means and also from the data list in said central unit indicative of the particular secured areas, said second comparator means forming an indication that the individual presenting the badge to said badge reader means shall be admitted to or denied admission to a selected secured area dependent on the comparison by said second comparator means.
Claim 2
Dependent Claim
357 words
A security system for use with multiple entrances into two or more secured areas for controlling admission to the areas wherein an individual is to be admitted to all or only a part of the secured areas and wherein the areas for an individual are designated, and individuals desiring admission to the secured areas are provided with badges having numbers encoded in such a badge, comprising: a central unit adapted to receive a data file therein for storing a list of badge numbers for which admission to a secured area is permitted and also storing a list of coded symbols representative of a plurality of secured areas to which an individual is to be selectively and controllably admitted; therebeing at least two entrances associated with selected ones of the secured areas; at least a pair of badge reader means connected to said central unit, said badge reader means being adapted to be installed in proximity of the entrances; comparator means included in said central unit and supplied with signals from said badge reader means and the data list in said central unit, said comparator means comparing the signals provided thereto to determine whether or not the number indicated for the badge of an individual is listed among those for whom access to a secured area is indicated, and forming an output signal; means connected to said comparator means and receiving the output signal for signalling to the individual presenting the badge that admission to a secured area has been determined; means associated with each of said badge reader means for forming a unique signal indicative of particular badge reader means, said means being further connected to said central unit; and, second comparator means included in said central unit and being provided with signals from said means associated with said badge reader means and also from the data list in said central unit indicative of the particular secured areas, said second comparator means forming an indication that the individual presenting the badge to said badge reader means shall be admitted to or denied admission to a selected secured area dependent on the comparison by said second comparator means.
Claim 3
Dependent Claim
25 words
The invention of claim 1 wherein said signalling means includes a door release means cooperatively securing a door in a closed position at an entrance.
Claim 4
Dependent Claim
18 words
The invention of claim 1 wherein said signalling means includes an intercom means communicating from said control unit.
Claim 5
Dependent Claim
41 words
The invention of claim 1 wherein said signalling means includes a means for generating a badge release signal, and wherein said badge reader means seizes and holds a badge to be read thereby until receipt of a signal for release thereof.
Claim 6
Dependent Claim
42 words
The invention of claim 1 including at an entrance having a door: a. said badge reader means being positioned outside such a door; and, b. door release means remotely controlled from said central unit for controllably releasing such door to be opened.
Claim 7
Dependent Claim
35 words
The invention of claim 5 including a turnstile and rail constructed and arranged adjacent to the door to permit entry of only one individual through such door on release thereof by said door release means.
Claim 8
Dependent Claim
22 words
The invention of claim 5 including in said central unit an intercom selectively connected therefrom with an intercom at the remote entrance.
Claim 9
Dependent Claim
24 words
The invention of claim 5 including in said central unit a television monitor selectively connected therefrom with a television camera at the remote entranCe.
Claim 10
Dependent Claim
24 words
The invention of claim 7 including in said central unit a television monitor selectively connected therefrom with a television camera at the remote entrance.
Claim 11
Dependent Claim
41 words
The invention of claim 5 wherein said signalling means includes a means for generating a badge release signal, and wherein said badge reader means seizes and holds a badge to be read thereby until receipt of a signal for release thereof.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-24 | 1976-04-24 | 1976-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-24 | 1980-04-24 | 1980-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-24 | 1984-04-24 | 1984-10-24 | $7700.00 | Window Closed / Lapsed |