Patent US3123801A successfully refreshed from Google Patents.
US3123801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emergency signal device
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
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Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:37
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/02; H01H35/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
242 words
AN EMERGENCY SIGNAL DEVICE FOR VEHICLES COMPRISING, IN COMBINATION, A BATTERY CONNECTED SERIES WITH A RELAY SWITCH AND A TRANSMITTER, AN AUTOMATIC SWITCH DEVICE OPERATING THE RELAY SWITCH, SAID SWITCH DEVICE COMPRISING A COMPARTMENT MOUNTING AN IMPACT SWITCH, AN INVERSION SWITCH AND A MANUAL SWITCH, SAID SWITCHES BEING CONNECTED IN PARALLEL WITH EACH OTHER FOR INDIVIDUAL ACTUATION OF SAID RELAY SWITCH, SAID INVERSION SWITCH COMPRISING A BALL BEARING DISPOSED FREELY UPON THE FLOOR OF SAID COMPARTMENT, LEAF CONTACTS DISPOSED IN AN UPPER PART OF SAID COMPARTMENT AND ADAPTED TO BE CLOSED BY SAID BALL BEARING UPON INVERSION OF SAID COMPARTMENT, MEANS FOR RETAINING SAID BALL BEARING IN A CLOSED POSITION WITH SAID LEAF CONTACTS COMPRISING A PLUNGER SLIDABLY CARRIED BY A CENTRAL PORTION OF SAID COMPARTMENT FOR MOVEMENT TRANSVERSELY THEREOF INTO THE PATH OF MOVEMENT OF SAID BALL BEARING, A SPRING YIELDABLY URGING SAID PLUNGER INWARDLY OF SAID COMPARTMENT, SAID PLUNGER ABUTTING SAID BALL BEARING NORMALLY SUPPORTED UPON THE FLOOR OF SAID COMPARTMENT, AND RETRACTABLE OUTWARDLY UPON INVERSION OF SAID COMPARTMENT AND MOVEMENT OF SAID BALL BEARING INTO ENGAGEMENT WITH SAID LEAF CONTACTS, SAID PLUNGER BEING SPACED FROM SAID LEAF CONTACTS A DISTANCE CORRESPONDING TO THE DIAMETER OF SAID BALL BEARING WHEREBY SAID PLUNGER EXTENDS INTO SAID COMPARTMENT TO RETAIN SAID BALL BEARING IN ENGAGEMENT WITH SAID LEAF CONTACTS FOLLOWING MOVEMENT OF SAID BALL BEARING PAST SAID PLUNGER DURING MOVEMENT OF SAID FLOOR OF SAID COMPARTMENT INTO CONTACT WITH SAID LEAF CONTACTS.
Claim 2
Dependent Claim
242 words
AN EMERGENCY SIGNAL DEVICE FOR VEHICLES COMPRISING, IN COMBINATION, A BATTERY CONNECTED SERIES WITH A RELAY SWITCH AND A TRANSMITTER, AN AUTOMATIC SWITCH DEVICE OPERATING THE RELAY SWITCH, SAID SWITCH DEVICE COMPRISING A COMPARTMENT MOUNTING AN IMPACT SWITCH, AN INVERSION SWITCH AND A MANUAL SWITCH, SAID SWITCHES BEING CONNECTED IN PARALLEL WITH EACH OTHER FOR INDIVIDUAL ACTUATION OF SAID RELAY SWITCH, SAID INVERSION SWITCH COMPRISING A BALL BEARING DISPOSED FREELY UPON THE FLOOR OF SAID COMPARTMENT, LEAF CONTACTS DISPOSED IN AN UPPER PART OF SAID COMPARTMENT AND ADAPTED TO BE CLOSED BY SAID BALL BEARING UPON INVERSION OF SAID COMPARTMENT, MEANS FOR RETAINING SAID BALL BEARING IN A CLOSED POSITION WITH SAID LEAF CONTACTS COMPRISING A PLUNGER SLIDABLY CARRIED BY A CENTRAL PORTION OF SAID COMPARTMENT FOR MOVEMENT TRANSVERSELY THEREOF INTO THE PATH OF MOVEMENT OF SAID BALL BEARING, A SPRING YIELDABLY URGING SAID PLUNGER INWARDLY OF SAID COMPARTMENT, SAID PLUNGER ABUTTING SAID BALL BEARING NORMALLY SUPPORTED UPON THE FLOOR OF SAID COMPARTMENT, AND RETRACTABLE OUTWARDLY UPON INVERSION OF SAID COMPARTMENT AND MOVEMENT OF SAID BALL BEARING INTO ENGAGEMENT WITH SAID LEAF CONTACTS, SAID PLUNGER BEING SPACED FROM SAID LEAF CONTACTS A DISTANCE CORRESPONDING TO THE DIAMETER OF SAID BALL BEARING WHEREBY SAID PLUNGER EXTENDS INTO SAID COMPARTMENT TO RETAIN SAID BALL BEARING IN ENGAGEMENT WITH SAID LEAF CONTACTS FOLLOWING MOVEMENT OF SAID BALL BEARING PAST SAID PLUNGER DURING MOVEMENT OF SAID FLOOR OF SAID COMPARTMENT INTO CONTACT WITH SAID LEAF CONTACTS.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |