Patent US3158416A successfully refreshed from Google Patents.
US3158416A
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Mounting of the spindle of a machine tool
Assignee: Sulzer Escher Wyss AG
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Filing: 1962-09-04
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Granted: 1964-11-24
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Expires: 1982-09-04
Abstract
No abstract record available.
Inventors
- 👤 Widmer Manfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:55
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/38; B23Q1/70; F; F16; F16C; F16C21/00; F16C32/00; F16C32/06; F16C32/0629; F16C32/064; F16C32/0681; F16C32/0692; F16C19/00; F16C19/22; F16C19/34; F16C19/38; F16C23/00; F16C23/06; F16C23/08; F16C23/082; F16C23/086; F16C2322/00; F16C2322/39
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
MOUNTING OF THE SPINDLE OF A MACHINE TOOL COMPRISING A SPINDLE FORMED WITH A SMALL DIAMETER PORTION BETWEEN TWO LARGE DIAMETER PORTIONS; A FIXED SUPPORT ARRANGED BETWEEN THE LARGE DIAMETER PORTION; A SINGLE SELF-ADJUSTING RADIAL BEARING ARRANGED BETWEEN THE SUPPORT AND THE SMALL DIAMETER PORTION; AN AXIAL BEARING ARRANGED BETWEEN THE SUPPORT AND EACH LARGE DIAMETER PORTION; SAID AXIAL BEARINGS BEING PROVIDED WITH AT LEAST ONE PAIR OF PERIPHERALLY SPACED LIQUID CUSHIONS; AND MEANS FOR INDIVIDUALLY VARYING THE LIQUID SUPPLY TO SAID CUSHIONS SO AS TO VARY THE ANGULAR POSITION OF THE SPINDLE AXIS.
Claim 2
Dependent Claim
94 words
MOUNTING OF THE SPINDLE OF A MACHINE TOOL COMPRISING A SPINDLE FORMED WITH A SMALL DIAMETER PORTION BETWEEN TWO LARGE DIAMETER PORTIONS; A FIXED SUPPORT ARRANGED BETWEEN THE LARGE DIAMETER PORTION; A SINGLE SELF-ADJUSTING RADIAL BEARING ARRANGED BETWEEN THE SUPPORT AND THE SMALL DIAMETER PORTION; AN AXIAL BEARING ARRANGED BETWEEN THE SUPPORT AND EACH LARGE DIAMETER PORTION; SAID AXIAL BEARINGS BEING PROVIDED WITH AT LEAST ONE PAIR OF PERIPHERALLY SPACED LIQUID CUSHIONS; AND MEANS FOR INDIVIDUALLY VARYING THE LIQUID SUPPLY TO SAID CUSHIONS SO AS TO VARY THE ANGULAR POSITION OF THE SPINDLE AXIS.
References Cited (Backward Citations)
US1607318A
Cited
US1906715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |