US4090282A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deflection control device
Assignee: Sulzer Escher Wyss AG
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Filing: 1977-10-13
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Granted: 1978-05-23
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Expires: 1997-10-13
Abstract
Abstract Deflection control device, having a stationary supporting member; said supporting member comprising a series of hydrostatic supporting elements; said device also having a shell movable transversely in relation to the series of said supporting elements; ducts being provided in said supporting member for supplying or discharging pressure fluid for said supporting elements; a partition wall separating two of said ducts from one another; the position of said partition wall being variable along the series of said supporting elements.
Inventors
- 👤 Rolf Lehmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:55
CPC Classifications
F; F16; F16C; F16C13/00; F16C13/02; F16C13/022; F16C13/024; F16C13/026; F16C13/028; D; D21; D21G; D21G1/00; D21G1/02; D21G1/0206; D21G1/0213; D21G1/022
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
77 words
Deflection control device, having a stationary supporting member; said supporting member comprising a series of hydrostatic supporting elements; said device also having a shell movable transversely relatively to the series of said supporting elements; ducts being provided in said supporting member for supplying or discharging pressure fluid for said supporting elements; a partition wall separating two of said ducts from one another; the position of said partition wall being variable along the series of said supporting elements.
Claim 2
Dependent Claim
77 words
Deflection control device, having a stationary supporting member; said supporting member comprising a series of hydrostatic supporting elements; said device also having a shell movable transversely relatively to the series of said supporting elements; ducts being provided in said supporting member for supplying or discharging pressure fluid for said supporting elements; a partition wall separating two of said ducts from one another; the position of said partition wall being variable along the series of said supporting elements.
Claim 3
Dependent Claim
21 words
Deflection control device according to claim 1, in which said partition wall is displaceable along the series of said supporting elements.
Claim 4
Dependent Claim
28 words
Deflection control device according to claim 1, in which an insert element is arranged in said supporting member and said partition wall is arranged on said insert element.
Claim 5
Dependent Claim
40 words
Deflection control device according to claim 3, in which said insert element is removable from said supporting member, for changing the position of said partition wall, or for introducing another insert element with a changed position of said partition wall.
Claim 6
Dependent Claim
22 words
Deflection control device according to claim 2, having a rod for displacing said partition wall from the outside of said supporting element.
Claim 7
Dependent Claim
14 words
Deflection control device according to claim 5, wherein said rod is a screwthreaded spindle.
Claim 8
Dependent Claim
29 words
Deflection control device according to claim 6, in which said screwthreaded spindle is mounted axially on said supporting member and engages in a screwthreaded bore of said partition wall.
Claim 9
Dependent Claim
39 words
Deflection control device according to claim 7, with at least one other partition wall; and a common screwthreaded spindle provided for said partition walls; and said common spindle comprising successive screwthreads of different pitches and/or different directions of rotation.
Claim 10
Dependent Claim
31 words
Deflection control device according to claim 8, in which at least one of said ducts for supplying or discharging the pressure fluid extends through at least one of said partition walls.
Claim 11
Dependent Claim
23 words
Deflection control device according to claim 9, wherein a flexible tube forms at least a part of at least one of said ducts.
Claim 12
Dependent Claim
18 words
Deflection control device according to claim 9, wherein a rigid tube forms at least one of said ducts.
Claim 13
Dependent Claim
16 words
Deflection control device accoring to claim 1, in which said partition wall follows a helical course.
References Cited (Backward Citations)
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Cited
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Cited
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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) | 1981-05-22 | 1981-11-21 | 1982-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-05-22 | 1985-11-21 | 1986-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-05-22 | 1989-11-21 | 1990-05-23 | $7700.00 | Window Closed / Lapsed |