US3306562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-aligning machine levelers
Assignee: Individual
•
Filing: 1965-02-15
•
Granted: 1967-02-28
•
Expires: 1985-02-15
Abstract
No abstract record available.
Inventors
- 👤 J Paul A Bellefleur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:54
CPC Classifications
F; F16; F16M; F16M7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A LEVELING DEVICE FOR MOUNTING AND LEVELING HEAVY LOADS INCLUDING, IN COMBINATION, A PAIR OF MEMBERS HAVING ENGAGING INCLINED SURFACES SUCH THAT UPON MOVEMENT OF ONE RELATIVE TO THE OTHER THE COMBINED HEIGHT OF THE TWO MEMBERS IS VARIED, AND MEANS FOR PROVIDING LATERAL AND ANGULAR ADJUSTMENT OF THE DEVICE FOR COMPENSATING FOR THE INCLINATION OF THE FLOOR UPON WHICH IT IS MOUNTED INCLUDING A FLOOR ENGAGING BASE MEMBER HAVING A SPHERICAL SURFACE PORTION MATING WITH A SPHERICAL SURFACE PORTION ON THE UNDERSIDE OF THE DEVICE, THE TWO SURFACE PORTIONS SERVING TO SUPPORT THE LOAD YET PROVIDING SHIFTABLE MOVEMENT OF THE HEIGHT VARYING MEMBERS IN ANY DIRECTION ON THE CURVED CONTOUR REPRESENTED BY THE MATING SPHERICAL SURFACES FOR LEVELING THE DEVICE AND THE LOAD SUPPORTED THEREBY REGARDLESS OF THE SLANT OF THE FLOOR.
Claim 2
Dependent Claim
133 words
A LEVELING DEVICE FOR MOUNTING AND LEVELING HEAVY LOADS INCLUDING, IN COMBINATION, A PAIR OF MEMBERS HAVING ENGAGING INCLINED SURFACES SUCH THAT UPON MOVEMENT OF ONE RELATIVE TO THE OTHER THE COMBINED HEIGHT OF THE TWO MEMBERS IS VARIED, AND MEANS FOR PROVIDING LATERAL AND ANGULAR ADJUSTMENT OF THE DEVICE FOR COMPENSATING FOR THE INCLINATION OF THE FLOOR UPON WHICH IT IS MOUNTED INCLUDING A FLOOR ENGAGING BASE MEMBER HAVING A SPHERICAL SURFACE PORTION MATING WITH A SPHERICAL SURFACE PORTION ON THE UNDERSIDE OF THE DEVICE, THE TWO SURFACE PORTIONS SERVING TO SUPPORT THE LOAD YET PROVIDING SHIFTABLE MOVEMENT OF THE HEIGHT VARYING MEMBERS IN ANY DIRECTION ON THE CURVED CONTOUR REPRESENTED BY THE MATING SPHERICAL SURFACES FOR LEVELING THE DEVICE AND THE LOAD SUPPORTED THEREBY REGARDLESS OF THE SLANT OF THE FLOOR.
References Cited (Backward Citations)
US156927A
Cited
US1987726A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |