Patent US3190237A successfully refreshed from Google Patents.
US3190237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway truck
Assignee: Adirondack Steel Casting Co Inc
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Filing: 1962-02-12
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Granted: 1965-06-22
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Expires: 1982-02-12
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Hurtner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:15
CPC Classifications
B; B61; B61F; B61F3/00; B61F3/02; B61F3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A RAILWAY TRUCK COMPRISING A FRAME PORTION, MEANS LOCATED CENTRALLY OF SAID FRAME PORTION FOR PROVIDING A SWIVL CONNECTION WITH A RAILWAY CAR, SUPPORT MEANS INTEGRALLY FORMED IN SAID FRAME PORTION SPACED LATERALLY OF SAID CONNECTION, SPRING MEANS LOCATED IN SAID SUPPORT MEANS AND PROVIDED FOR ENGAGEMENT WITH THE UNDER SIDE OF SAID CAR, BEARING MEMBERS LOCATED INTERMEDIATE SAID SPRING MEANS AND SAID CAR, EXTENSIONS RIGIDLY CONNECTED TO SAID BEARING MEMBERS, LINK MEANS PIVOTALLY SECURED AT ONE END TO SAID BEARING MEMBER EXTENSIONS AND PIVOTALLY SECURED AT THE OTHER END TO SAID FRAME PORTION, JOURNAL BOXES LOCATED AT THE CORNERS OF SAID FRAME PORTION FOR SUPPORTING THE WHEELS AND AXLES OF SAID TRUCK, ARMS EXTENDING INWARDLY OF SAID BOXES, MEANS FOR PIVOTALLY CONNECTING SAID ARMS TO SAID FRAME, UPSTANDING PORTIONS FORMED INTEGRALLY WITH SAID BOXES, AND RESILIENT MEMBERS INTERPOSED BETWEEN SAID UPSTANDING PORTIONS AND SAID FRAME ADAPTED TO REACT TO FORCES RESULTING FROM RELATIVE MOVEMENT BETWEEN SAID FRAME AND SAID BOXES.
Claim 2
Dependent Claim
161 words
A RAILWAY TRUCK COMPRISING A FRAME PORTION, MEANS LOCATED CENTRALLY OF SAID FRAME PORTION FOR PROVIDING A SWIVL CONNECTION WITH A RAILWAY CAR, SUPPORT MEANS INTEGRALLY FORMED IN SAID FRAME PORTION SPACED LATERALLY OF SAID CONNECTION, SPRING MEANS LOCATED IN SAID SUPPORT MEANS AND PROVIDED FOR ENGAGEMENT WITH THE UNDER SIDE OF SAID CAR, BEARING MEMBERS LOCATED INTERMEDIATE SAID SPRING MEANS AND SAID CAR, EXTENSIONS RIGIDLY CONNECTED TO SAID BEARING MEMBERS, LINK MEANS PIVOTALLY SECURED AT ONE END TO SAID BEARING MEMBER EXTENSIONS AND PIVOTALLY SECURED AT THE OTHER END TO SAID FRAME PORTION, JOURNAL BOXES LOCATED AT THE CORNERS OF SAID FRAME PORTION FOR SUPPORTING THE WHEELS AND AXLES OF SAID TRUCK, ARMS EXTENDING INWARDLY OF SAID BOXES, MEANS FOR PIVOTALLY CONNECTING SAID ARMS TO SAID FRAME, UPSTANDING PORTIONS FORMED INTEGRALLY WITH SAID BOXES, AND RESILIENT MEMBERS INTERPOSED BETWEEN SAID UPSTANDING PORTIONS AND SAID FRAME ADAPTED TO REACT TO FORCES RESULTING FROM RELATIVE MOVEMENT BETWEEN SAID FRAME AND SAID BOXES.
References Cited (Backward Citations)
US607069A
Cited
US655376A
Cited
US2197727A
Cited
US2288383A
Cited
US2756690A
Cited
DE1080583B
Cited
US2908230A
Cited
DE1106359B
Cited
DE1077245B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |