US3214034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railroad car dumper weight sensing apparatus
Assignee: McDowell-Wellman Engineering Co
•
Filing: 1963-03-29
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Granted: 1965-10-26
•
Expires: 1983-03-29
Abstract
No abstract record available.
Inventors
- 👤 Edward E Cheek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:38
CPC Classifications
G; G01; G01G; G01G19/00; G01G19/02; G01G19/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A RAILROAD CAR WEIGHING APPARATUS IN COMBINATION WITH A RAILROAD TRACK SUPPORTING PLATEN MOUNTED FOR ROTATION WITH A ROTARY CAR DUMPING CRADLE COMPRISING: (A) WEIGHT SENSING MEANS, AND (B) PLATEN ELEVATING MEANS COACTING WITH SAID WEIGHT SENSING MEANS FOR ELEVATING AND SUPPORTING THE PLATEN INDEPENDENTLY OF THE DUMPING CRADLE WHEN THE CRADLE IS AT ZERO ROTATION, INCLUDING:
Claim 2
Dependent Claim
57 words
A RAILROAD CAR WEIGHING APPARATUS IN COMBINATION WITH A RAILROAD TRACK SUPPORTING PLATEN MOUNTED FOR ROTATION WITH A ROTARY CAR DUMPING CRADLE COMPRISING: (A) WEIGHT SENSING MEANS, AND (B) PLATEN ELEVATING MEANS COACTING WITH SAID WEIGHT SENSING MEANS FOR ELEVATING AND SUPPORTING THE PLATEN INDEPENDENTLY OF THE DUMPING CRADLE WHEN THE CRADLE IS AT ZERO ROTATION, INCLUDING:
References Cited (Backward Citations)
US2021503A
Cited
GB802172A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |