US3084566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steering device
Assignee: Individual
•
Filing: 1960-04-01
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Granted: 1963-04-09
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Expires: 1980-04-01
Abstract
No abstract record available.
Inventors
- 👤 John P Pistillo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:04
CPC Classifications
B; B62; B62D; B62D7/00; B62D7/22; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7779
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
212 words
IN A STEERING DEVICE HAVING A STEERING WHEEL, MEANS TO APPLY A PREDETERMINED AMOUNT OF RESISTANCE TO THE TURNING OF THE STEERING WHEEL OF SUCH DEVICE, INCLUDING A HOLLOW CASING MEMBER, A WALL-FORMING MEMBER SNUGLY FITTED IN THE CASING AND FORMING THEREWITH A PAIR OF CHAMBERS DISPOSED ON OPPOSITE SIDES OF THE WALL-FORMING MEMBER, THE WALL-FORMING MEMBER BEING SLIDABLE WITHIN THE CASING TO INCREASE THEREBY THE VOLUME OF ONE OF THE CHAMBERS WHILE AT THE SAME TIME DECREASING THE VOLUME OF THE OTHER, MEANS INTERCONNECTING THE STEERING WHEEL OF THE DEVICE WITH ONE OF SAID MEMBERS FOR CAUSING RELATIVE SLIDING MOVEMENT BETWEEN THE WALL-FORMING MEMBER AND THE CASING MEMBER IN RESPONSE TO THE ROTARY MOVEMENT OF SAID WHEEL, A PAIR OF FLOW PASSAGEWAY INTERCONNECTING THE CHAMBERS, EACH OF SUCH PASSAGEWAY HAVING ONE END THEREOF IN FLUID CONDUCTING COMMUNICATION WITH ONE OF THE CHAMBERS AND THE OTHER END THEREOF IN FLUID CONDUCTING COMMUNICATION WITH THE OTHER OF THE CHAMBERS, A CHECK VALVE POSITIONED INTERMEDIATE THE ENDS OF EACH PASSAGEWAY, THE VALVE IN ONE OF THE PASSAGEWAYS BEING ARRANGED TO ALLOW FLOW ONLY IN ONE DIRECTION, AND THE VALVE IN THE OTHER OF THE PASSAGEWAYS BEING ARRANGED TO ALLOW FLOW ONLY IN THE OPPOSITE DIRECTION, AND HYDRAULIC FLUID CONTAINED IN THE PAIR OF CHAMBERS.
Claim 2
Dependent Claim
212 words
IN A STEERING DEVICE HAVING A STEERING WHEEL, MEANS TO APPLY A PREDETERMINED AMOUNT OF RESISTANCE TO THE TURNING OF THE STEERING WHEEL OF SUCH DEVICE, INCLUDING A HOLLOW CASING MEMBER, A WALL-FORMING MEMBER SNUGLY FITTED IN THE CASING AND FORMING THEREWITH A PAIR OF CHAMBERS DISPOSED ON OPPOSITE SIDES OF THE WALL-FORMING MEMBER, THE WALL-FORMING MEMBER BEING SLIDABLE WITHIN THE CASING TO INCREASE THEREBY THE VOLUME OF ONE OF THE CHAMBERS WHILE AT THE SAME TIME DECREASING THE VOLUME OF THE OTHER, MEANS INTERCONNECTING THE STEERING WHEEL OF THE DEVICE WITH ONE OF SAID MEMBERS FOR CAUSING RELATIVE SLIDING MOVEMENT BETWEEN THE WALL-FORMING MEMBER AND THE CASING MEMBER IN RESPONSE TO THE ROTARY MOVEMENT OF SAID WHEEL, A PAIR OF FLOW PASSAGEWAY INTERCONNECTING THE CHAMBERS, EACH OF SUCH PASSAGEWAY HAVING ONE END THEREOF IN FLUID CONDUCTING COMMUNICATION WITH ONE OF THE CHAMBERS AND THE OTHER END THEREOF IN FLUID CONDUCTING COMMUNICATION WITH THE OTHER OF THE CHAMBERS, A CHECK VALVE POSITIONED INTERMEDIATE THE ENDS OF EACH PASSAGEWAY, THE VALVE IN ONE OF THE PASSAGEWAYS BEING ARRANGED TO ALLOW FLOW ONLY IN ONE DIRECTION, AND THE VALVE IN THE OTHER OF THE PASSAGEWAYS BEING ARRANGED TO ALLOW FLOW ONLY IN THE OPPOSITE DIRECTION, AND HYDRAULIC FLUID CONTAINED IN THE PAIR OF CHAMBERS.
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) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |