US3209871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive arrangement for track working machines and the like
Assignee: Nordberg Manufacturing Co
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Filing: 1963-05-31
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Granted: 1965-10-05
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Expires: 1983-05-31
Abstract
No abstract record available.
Inventors
- 👤 Dieter W Moericke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:10
CPC Classifications
F; F16; F16D; F16D25/00; F16D25/08; F16D25/088; B; B61; B61C; B61C17/00; B61C17/12; B61C9/00; B61C9/08; B61C9/14; B61D; B61D15/00; F16D25/10; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19051; Y10T74/19056
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
IN A TWO SPEED FLUID DRIVE ARRANGEMENT, A ROTATABLE SHAFT, A FIRST FLUID DRIVE MOTOR, A FIRST DRIVE MEMBER FREELY ROTATABLE ON SAID SHAFT, AND A DRIVING CONNECTION BETWEEN SAID FIRST DRIVE MEMBER AND SAID FIRST DRIVE MOVOT, A SECOND FLUID DRIVE MOTOR, A SECOND DRIVE MEMBER FREELY ROTATABLE ON SAID SHAFT, AND A DRIVING CONNECTION BETWEEN SAID SECOND DRIVE MEMBER AND SAID SECOND DRIVE MOTOR, SAID DRIVE MEMBERS BEING SPACED APART ON SAID SHAFT AND SAID DRIVE MEMBERS BEING SPACED APART ON SAID SHAFT AND MEMBER BEING ROTATIONALLY FIXED ON SAID SHAFT, BUT SLIDEABLE THEREON, FOR CONNECTING EITHER ONE OR THE OTHER OF SAID DRIVE MEMBERS TO SAID SHAFT, SAID FIRST DRIVE MOTOR, SAID FIRST DRIVE MEMBER, AND THE DRIVING CONNECTION THEREBETWEEN ROTATING SAID SHAFT IN THE SAME DIRECTION AND AT A FASTER RATE OF SPEED THAN THE SECOND DRIVE MOTOR, SECOND DRIVE MEMBER AND THE DRIVING CONNECTION THEREBETWEEN, FLUID MEANS FOR SLIDING SAID CLUTCH MEMBER INTO ENGAGEMENT WITH EITHER ONE OR THE OTHER OF SAID DRIVE MEMBERS, AND MEANSFOR CONTROLLING OPERATION OF SAID FLUID MOTORS AND THE FLUID MEANS FOR SLIDING SAID CLUTCH MEMBER.
Claim 2
Dependent Claim
186 words
IN A TWO SPEED FLUID DRIVE ARRANGEMENT, A ROTATABLE SHAFT, A FIRST FLUID DRIVE MOTOR, A FIRST DRIVE MEMBER FREELY ROTATABLE ON SAID SHAFT, AND A DRIVING CONNECTION BETWEEN SAID FIRST DRIVE MEMBER AND SAID FIRST DRIVE MOVOT, A SECOND FLUID DRIVE MOTOR, A SECOND DRIVE MEMBER FREELY ROTATABLE ON SAID SHAFT, AND A DRIVING CONNECTION BETWEEN SAID SECOND DRIVE MEMBER AND SAID SECOND DRIVE MOTOR, SAID DRIVE MEMBERS BEING SPACED APART ON SAID SHAFT AND SAID DRIVE MEMBERS BEING SPACED APART ON SAID SHAFT AND MEMBER BEING ROTATIONALLY FIXED ON SAID SHAFT, BUT SLIDEABLE THEREON, FOR CONNECTING EITHER ONE OR THE OTHER OF SAID DRIVE MEMBERS TO SAID SHAFT, SAID FIRST DRIVE MOTOR, SAID FIRST DRIVE MEMBER, AND THE DRIVING CONNECTION THEREBETWEEN ROTATING SAID SHAFT IN THE SAME DIRECTION AND AT A FASTER RATE OF SPEED THAN THE SECOND DRIVE MOTOR, SECOND DRIVE MEMBER AND THE DRIVING CONNECTION THEREBETWEEN, FLUID MEANS FOR SLIDING SAID CLUTCH MEMBER INTO ENGAGEMENT WITH EITHER ONE OR THE OTHER OF SAID DRIVE MEMBERS, AND MEANSFOR CONTROLLING OPERATION OF SAID FLUID MOTORS AND THE FLUID MEANS FOR SLIDING SAID CLUTCH MEMBER.
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |