US3080946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elevator controls
Assignee: Toledo Scale Corp
•
Filing: 1960-09-14
•
Granted: 1963-03-12
•
Expires: 1980-09-14
Abstract
No abstract record available.
Inventors
- 👤 John R Dinning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:17
CPC Classifications
B; B66; B66B; B66B1/00; B66B1/02; B66B1/06; B66B1/14; B66B1/18; B66B1/20
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
130 words
IN AN ELEVATOR SYSTEM, IN COMBINATION; AN ELEVATOR CAR SERVING A PLURALITY OF LANDINGS; MEANS OPERATIVE TO REGISTER OVERTIME WAIT LANDING CALLS; CONTROL MEANS OPERATIVE TO DISPATCH SAID CAR IN A FIRST DIRECTION TO SERVICE AN OVERTIME WAIT LANDING CALL; MEANS RESPONSIVE TO THE LOAD IN SAID CAR; MEANS FOR SENSING OTHER LANDING CALLS REGISTERED IN SAID FIRST DIRECTION PAST THE CAR POSITION; SAID CONTROL MEANS, IN RESPONSE TO SAID LOAD RESPONSIVE MEANS, BEING OPERATIVE TO CAUSE SAID CAR TO ANSWER OTHER LANDING CALLS IN SAID FIRST DIRECTION UNTIL SAID CAR RECEIVES A PREDETERMINED PERCENTAGE OF FULL LOAD; SAID CONTROL MEANS, IN RESPONSE TO SAID OTHER LANDING CALL SENSING MEANS, BEING OPERATIVE TO REVERSE THE TRAVEL OF SAID CAR IF NO OTHER LANDING CALLS ARE REGISTERED IN SAID FIRST DIRECTION.
References Cited (Backward Citations)
US2589292A
Cited
US2624425A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |