US3231706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Illuminated pushbutton switches having tanden lamp impedance devices
Assignee: Cutler Hammer Inc
•
Filing: 1961-07-24
•
Granted: 1966-01-25
•
Expires: 1981-07-24
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Waldorf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:47
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02; H01H13/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
AN ILLUMINATED PUSHBUTTOM ELECTRIC SWITCH UNIT HAVING A SWITCH CONTACT BLOCK WITH AT LEAST ONE RECIPROCABLE OPERATOR EXTENDING EXTERIORALLY THEREOF, A SEPARATE PUSHBUTTON OPERATING ASSEMBLY HAVING A LIGHT TRANSMITTING LENS, A MOLDED INSULATING BLOCK IMMOVABLY SECURED BETWEEN SAID SWITCH BLOCK AND SAID OPERATING ASSEMBLY AND COMPRISING AN INTEGRAL PORTION EXTENDING INTO SAID ASSEMBLY CENTRALLY THEREOF TO WHICH A LAMP BASE IS SECURED, AN IMPEDANCE DEVICE IS SAID BLOCK HAVING CONNECTION WITH SAID LAMP BASE, TERMINALS EXTENDING EXTERIORLY OF SAID BLOCK AND HAVING CONNECTION INTERIORLY THEREOF WITH SAID IMPEDANCE DEVICE, AND MEANS EXTENDING THROUGH AN OPENING IN SAID BLOCK AT ONE SIDE OF SAID LAMP BASE MOUNTING PORTION AFFORDING AN OPERATING CONNECTION BETWEEN SAID OPERATING ASSEMBLY AND THE OPERATOR OF SAID SWITCH CONTACT BLOCK.
Claim 2
Dependent Claim
123 words
AN ILLUMINATED PUSHBUTTOM ELECTRIC SWITCH UNIT HAVING A SWITCH CONTACT BLOCK WITH AT LEAST ONE RECIPROCABLE OPERATOR EXTENDING EXTERIORALLY THEREOF, A SEPARATE PUSHBUTTON OPERATING ASSEMBLY HAVING A LIGHT TRANSMITTING LENS, A MOLDED INSULATING BLOCK IMMOVABLY SECURED BETWEEN SAID SWITCH BLOCK AND SAID OPERATING ASSEMBLY AND COMPRISING AN INTEGRAL PORTION EXTENDING INTO SAID ASSEMBLY CENTRALLY THEREOF TO WHICH A LAMP BASE IS SECURED, AN IMPEDANCE DEVICE IS SAID BLOCK HAVING CONNECTION WITH SAID LAMP BASE, TERMINALS EXTENDING EXTERIORLY OF SAID BLOCK AND HAVING CONNECTION INTERIORLY THEREOF WITH SAID IMPEDANCE DEVICE, AND MEANS EXTENDING THROUGH AN OPENING IN SAID BLOCK AT ONE SIDE OF SAID LAMP BASE MOUNTING PORTION AFFORDING AN OPERATING CONNECTION BETWEEN SAID OPERATING ASSEMBLY AND THE OPERATOR OF SAID SWITCH CONTACT BLOCK.
References Cited (Backward Citations)
US2195947A
Cited
US2234954A
Cited
US2591336A
Cited
GB877053A
Cited
US2914705A
Cited
US2883652A
Cited
US2979593A
Cited
US3025432A
Cited
US3040142A
Cited
US3028587A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |