Patent US3877005A successfully refreshed from Google Patents.
US3877005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detecting means for fire alarm box
Assignee: Lawrence Peska Associates Inc
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Filing: 1974-05-02
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Granted: 1975-04-08
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Expires: 1994-05-02
Abstract
Abstract Described is a detecting system for a fire alarm box including a housing containing an alarm circuit connected to a switch which simultaneously actuates a television camera and an identifying spray device when the fire alarm handle is pulled to operate the switch. Means are provided in the housing to direct the spray on the hand and wrist of the person operating the alarm.
Inventors
- 👤 John C Apgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:13
CPC Classifications
G; G08; G08B; G08B25/00; G08B25/12
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
77 words
An alarm station, comprising, in combination, a housing having a window, opening, a handle below said opening; an electric circuit in said housing, an actuating switch closed by operating said handle, an alarm producing means, a camera with an objective lens looking out said window; a device for projecting detectable liquid out of said opening whereby upon closing said circuit there if obtained a permanent pictorial record of the operator who also is sprayed with said liquid.
Claim 2
Dependent Claim
77 words
An alarm station, comprising, in combination, a housing having a window, opening, a handle below said opening; an electric circuit in said housing, an actuating switch closed by operating said handle, an alarm producing means, a camera with an objective lens looking out said window; a device for projecting detectable liquid out of said opening whereby upon closing said circuit there if obtained a permanent pictorial record of the operator who also is sprayed with said liquid.
Claim 3
Dependent Claim
30 words
The combination of claim 1 wherein said spray device has an elongated spout with a downwardly directed tip protruding out of said opening for spraying the hand of the operator.
Claim 4
Dependent Claim
16 words
The combination of claim 1, wherein said camera is part of a closed circuit television system.
Claim 5
Dependent Claim
12 words
The combination of claim 1 wherein said camaera is a photographic camera.
References Cited (Backward Citations)
US2909767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-04-07 | 1978-10-07 | 1979-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-04-07 | 1982-10-07 | 1983-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-04-07 | 1986-10-07 | 1987-04-08 | $7700.00 | Window Closed / Lapsed |