US3175409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed drive mechanism
Assignee: Dodge Manufacturing Corp
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Filing: 1962-02-26
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Granted: 1965-03-30
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Expires: 1982-02-26
Abstract
No abstract record available.
Inventors
- 👤 John M Macy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:55
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/32; F16H55/52; F16H55/56; F16H9/00; F16H9/02; F16H9/04; F16H9/12; F16H9/16; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7018; Y10T403/7021; Y10T403/7024; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7056
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A VARIABLE PITCH SHEAVE, COMPRISING INNER AND OUTER FLANGES MOVABLE AXIALLY RELATIVE TO ONE ANOTHER, SAID INNER FLANGE HAVING A SLEEVE SECURED THERETO AND EXTENDING LATERALLY THEREFROM, SAID OUTER FLANGE HAVING A SLEEVE SECURED THERETO AND MOUNTED ON SAID FIRST MENTIONED SLEEVE FOR AXIAL MOVEMENT THEREON, A FIXED MEANS MOVABLE WITH ONE OF SAID SLEEVE AND INTERLOCKING SAID SLEEVE AGAINST RELATIVE ROTATION, AN ANNULAR ABUTMENT MEANS ON EACH OF SAID SLEEVES, AND AN ADJUSTMENT MEANS REACTING BETWEEN SAID ABUTMENT MEANS FOR MOVING SAID FLANGES RELATIVE TO ONE ANOTHER.
Claim 2
Dependent Claim
88 words
A VARIABLE PITCH SHEAVE, COMPRISING INNER AND OUTER FLANGES MOVABLE AXIALLY RELATIVE TO ONE ANOTHER, SAID INNER FLANGE HAVING A SLEEVE SECURED THERETO AND EXTENDING LATERALLY THEREFROM, SAID OUTER FLANGE HAVING A SLEEVE SECURED THERETO AND MOUNTED ON SAID FIRST MENTIONED SLEEVE FOR AXIAL MOVEMENT THEREON, A FIXED MEANS MOVABLE WITH ONE OF SAID SLEEVE AND INTERLOCKING SAID SLEEVE AGAINST RELATIVE ROTATION, AN ANNULAR ABUTMENT MEANS ON EACH OF SAID SLEEVES, AND AN ADJUSTMENT MEANS REACTING BETWEEN SAID ABUTMENT MEANS FOR MOVING SAID FLANGES RELATIVE TO ONE ANOTHER.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |