US3364762A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Change speed gear control device for bicycles or the like
Assignee: Individual
•
Filing: 1964-11-04
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Granted: 1968-01-23
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Expires: 1984-11-04
Abstract
No abstract record available.
Inventors
- 👤 Maeda Tetsuo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:05
CPC Classifications
B; B62; B62M; B62M9/00; B62M9/04; B62M9/06; B62M9/10; B62M9/12; B62M9/121; B62M9/126; B62M9/124; B62M9/1248
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A CHANGE SPEED GEAR CONTROL DEVICE, FOR CHAIN DRIVEN VEHICLES COMPRISING A SUPPORT INCLUDING A CONNECTING PART DISPOSED AT AN ANGLE TO THE HORIZONTAL DIRECTION, AND ADAPTED TO BE MOUNTED ON THE LINK SHAFT OF THE REAR WHEEL OF THE VEHICLE, A CONVERTOR INCLUDING A GUIDE PULLEY AND A TENSION PULLEY, AS WELL AS A PLURALITY OF CATCHES, A PLURALITY OF CHANGE GEARS OF INCREASING DIAMETERS ADAPTED TO RECEIVE A CHAIN SELECTIVELY, SAID CONNECTING PART BEING INCLINED TO ALLOW SAID GUIDE PULLEY TO MOVE ALONG A LINE DISPOSED PARALLEL TO A LINE CONNECTING THE LOWER BRIMS OF SAID PLURALITY OF CHANGE GEARS, AN OPERATION TOOL AND A CONNECTING ROD, A SHIFTING BODY CONNECTED WITH SAID CONNECTING PART BY MEANS OF SAID OPERATION TOOL, AND SAID CONNECTING ROD, SAID SHIFTING BODY BEING DISPOSED AT SAID ANGLE TO THE HORIZONTAL DIRECTION AS SAID SUPPORT, SAID SUPPORT, SAID OPERATION TOOL, SAID CONNECTING ROD AND SAID SHIFTING BODY DEFINING JOINTLY A FREELY REVOLVING PARALLELOGRAM,
Claim 2
Dependent Claim
160 words
A CHANGE SPEED GEAR CONTROL DEVICE, FOR CHAIN DRIVEN VEHICLES COMPRISING A SUPPORT INCLUDING A CONNECTING PART DISPOSED AT AN ANGLE TO THE HORIZONTAL DIRECTION, AND ADAPTED TO BE MOUNTED ON THE LINK SHAFT OF THE REAR WHEEL OF THE VEHICLE, A CONVERTOR INCLUDING A GUIDE PULLEY AND A TENSION PULLEY, AS WELL AS A PLURALITY OF CATCHES, A PLURALITY OF CHANGE GEARS OF INCREASING DIAMETERS ADAPTED TO RECEIVE A CHAIN SELECTIVELY, SAID CONNECTING PART BEING INCLINED TO ALLOW SAID GUIDE PULLEY TO MOVE ALONG A LINE DISPOSED PARALLEL TO A LINE CONNECTING THE LOWER BRIMS OF SAID PLURALITY OF CHANGE GEARS, AN OPERATION TOOL AND A CONNECTING ROD, A SHIFTING BODY CONNECTED WITH SAID CONNECTING PART BY MEANS OF SAID OPERATION TOOL, AND SAID CONNECTING ROD, SAID SHIFTING BODY BEING DISPOSED AT SAID ANGLE TO THE HORIZONTAL DIRECTION AS SAID SUPPORT, SAID SUPPORT, SAID OPERATION TOOL, SAID CONNECTING ROD AND SAID SHIFTING BODY DEFINING JOINTLY A FREELY REVOLVING PARALLELOGRAM,
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) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |