US3177359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Journal temperature information recording system for trains
Assignee: SPX Technologies Inc
•
Filing: 1961-05-16
•
Granted: 1965-04-06
•
Expires: 1981-05-16
Abstract
No abstract record available.
Inventors
- 👤 Donald W Bramer
- 👤 Brockman Lyle
- 👤 Henry C Sibley
- 👤 John A Snell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:17
CPC Classifications
B; B61; B61L; B61L1/00; B61L1/20; B61K; B61K9/00; B61K9/04; B61K9/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A SYSTEM FOR DIGITALLY DISPLAYING THE IDENTITY OF EACH CAR IN A PASSING TRAIN HAVING AT LEAST ONE DETECTED OVERHEATED JOURNAL COMPRISING, IN COMBINATION, (A) MEANS LOCATED IN CLOSE PROXIMITY TO OPPOSITE RAILS OF A LENGTH OF RAILROAD TRACK FOR DETECTING EACH OVERHEATED JOURNAL ON SAID PASSING TRAIN AND STORING A SIGNAL CHARACTERIZING THE DETECTED OVERHEATED JOURNAL UNTIL REST TO A NON-SORTING CONDITION, (B) COUNTING MEANS LOCATED RELATIVE TO SAID MEANS AND THE RAILS FOR DETECTING EACH CAR OF SAID PASSING TRAIN AND PRODUCING A CAR COUNT SIGNAL AND LAST AXLE SIGNAL THEREFOR, (C) SAID MEANS BEING RESPONSIVE TO EACH SAID LAST LAST AXLE SIGNAL FOR RESETTING SAID MEANS TO ITS NON-STORING CONDITION, (D) DISPLAY REGISTERING MEANS RESPONSIVE TO SAID COUNT-
Claim 2
Independent Claim
121 words
A SYSTEM FOR DIGITALLY DISPLAYING THE IDENTITY OF EACH CAR IN A PASSING TRAIN HAVING AT LEAST ONE DETECTED OVERHEATED JOURNAL COMPRISING, IN COMBINATION, (A) MEANS LOCATED IN CLOSE PROXIMITY TO OPPOSITE RAILS OF A LENGTH OF RAILROAD TRACK FOR DETECTING EACH OVERHEATED JOURNAL ON SAID PASSING TRAIN AND STORING A SIGNAL CHARACTERIZING THE DETECTED OVERHEATED JOURNAL UNTIL REST TO A NON-SORTING CONDITION, (B) COUNTING MEANS LOCATED RELATIVE TO SAID MEANS AND THE RAILS FOR DETECTING EACH CAR OF SAID PASSING TRAIN AND PRODUCING A CAR COUNT SIGNAL AND LAST AXLE SIGNAL THEREFOR, (C) SAID MEANS BEING RESPONSIVE TO EACH SAID LAST LAST AXLE SIGNAL FOR RESETTING SAID MEANS TO ITS NON-STORING CONDITION, (D) DISPLAY REGISTERING MEANS RESPONSIVE TO SAID COUNT-
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) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |