Universal joint construction
Abstract
Abstract THE CONSTRUCTION OF A BALL AND SOCKET JOINT, PARTICULARLY FOR THE ARTICULATION OF WHEELS OF AN AUTOMOBILE SUSPENSION SYSTEM, INCLUDES A BEARING SHELL CONSTRUCTION WHICH IS ARRANGED WITHIN AN OUTER HOUSING TO PROVIDE A UNIVERSAL PIVOTAL SUPPORT FOR A BALL PORTION OF A JOURNAL PIN. THE BEARING SHELL INCLUDES AN ANNULAR PROJECTING PORTION AND A RESILIENT COVER MEMBER IS ENGAGED OVER THE ANNULAR PROJECTING PORTION AND HELD WITHIN AN ANNULAR RECESS DEFINED IN THE OUTER HOUSING. AUTOMATIC ADJUSTMENT OF THE JOINT IS EFFECTED BY A SPRING ELEMENT WHICH IS FORMED BY THE BEARING SHELL ITSELF. FOR THIS PURPOSE, THE BEARING SHELL IS ADVANTAGEOUSLY MADE OF A SINGLE HARD PLASTIC MATERIAL WHICH EITHER INCLUDES A SEPARATE SPRING-LIKE ELEMENT FORMED THEREIN OR IS FORMED OF A MATERIAL SUCH THAT IT PROVIDES AN INWARD LOADING EFFECT ON THE BALL PORTION OF THE JOINT PIN. TO PRODUCE THIS ACTION IN ACCORDANCE WITH THE INVENTION, THE SHELL IS FORMED SUCH THAT IT HAS AN INWARDLY EXTENDING CURVATURE AS COMPARED TO THE CURVATURE OF THE BALL HEAD OF THE JOINT PIN.
Inventors
- 👤 Georg Kindel
Bibliographic Details
Claims Analysis
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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) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |