Patent US4912946A successfully refreshed from Google Patents.
US4912946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steamer
Assignee: Eduard Kuesters Maschinenfabrik GmbH and Co KG
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Filing: 1988-10-21
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Granted: 1990-04-03
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Expires: 2008-10-21
Abstract
Abstract A steamer contains cleaning elements formed as rotating brushes or nozzle arrangments that extend over the length of guide rollers conducting a textile web through the steamer. The cleaning elements are movable along rows of guide rollers to clean the guide rollers.
Inventors
- 👤 Walter Keller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:35
CPC Classifications
D; D06; D06B; D06B17/00; D06B23/00; D06B23/30; D06B3/00; D06B3/10; D06B3/12
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
104 words
A steaming apparatus for textile webs having a housing containing at least one row of mutually parallel guide rollers around which a textile web is passed, a cleaning device associated with said at least one row to clean the periphery of the guide rollers, said cleaning device comprising a cleaning element supported for movement along said at least one row of guide rollers over the length of the guide rollers in a direction transverse to the longitudinally axes of the mutually parallel guide rollers, said cleaning element being movable from an active position directly above or below the guide rollers to an inactive position.
Claim 2
Dependent Claim
104 words
A steaming apparatus for textile webs having a housing containing at least one row of mutually parallel guide rollers around which a textile web is passed, a cleaning device associated with said at least one row to clean the periphery of the guide rollers, said cleaning device comprising a cleaning element supported for movement along said at least one row of guide rollers over the length of the guide rollers in a direction transverse to the longitudinally axes of the mutually parallel guide rollers, said cleaning element being movable from an active position directly above or below the guide rollers to an inactive position.
Claim 3
Dependent Claim
23 words
Apparatus according to claim 1 wherein the cleaning element lies outside said at least one row of guide rollers in the inactive position.
Claim 4
Dependent Claim
24 words
Apparatus according to claim 2 further comprising a catch basin arranged under the cleaning element when the cleaning element is in the inactive position.
Claim 5
Dependent Claim
35 words
Apparatus according to claim 1 wherein the cleaning element is generally oblong in shape and extends over the length of the guide rollers in a direction parallel to the longitudinal axes of the guide rollers.
Claim 6
Dependent Claim
54 words
Apparatus according to claim 1 wherein the cleaning element is mounted for rotation such that the cleaning element rotates about an axis parallel to the longitudinal axes of the guide rollers and is movable by a drive chain along a path in which the periphery of the cleaning element abuts against the guide rollers.
Claim 7
Dependent Claim
13 words
Apparatus according to claim 5 wherein the cleaning element comprises a rotating brush.
Claim 8
Dependent Claim
18 words
Apparatus according to claim 5 wherein the cleaning element comprises a rotating body having a foam material covering.
Claim 9
Dependent Claim
38 words
Apparatus according to claim 5 further comprising a nozzle arrangement fixedly mounted in the housing associated with the cleaning element whereby a cleaning fluid may be sprayed from the nozzle arrangement onto the guide rollers to be cleaned.
Claim 10
Dependent Claim
46 words
Appratus according to claim 1 wherein the cleaning element comprises a nozzle arrangement extending over the length of the guide rollers in a direction parallel to the longitudinal axes of the guide rollers, said nozzle arrangement comprises a pipe extending across the width of the housing.
Claim 11
Dependent Claim
49 words
Apparatus according to claim 1 wherein said at least one row of guide rollers is horizontally disposed and said cleaning element comprises a first cleaning element supported for movement above said at least one row and a second cleaning element supported for movement below said at least one row.
Claim 12
Dependent Claim
54 words
Apparatus according to claim 10 wherein said at least one row of guide rollers comprises first and second horizontal rows of guide rollers with said first row being disposed above said second row, said first cleaning element being movable above said first row and said second cleaning element being movable below said second row.
Claim 13
Dependent Claim
21 words
Apparatus according to claim 11 further comprising a third cleaning element supported for movement below said first row of guide rollers.
Claim 14
Dependent Claim
106 words
A steaming apparatus for textile webs having a housing containing at least one row of mutually parallel guide rollers around which a textile web is passed, a cleaning device associated with said at least one row to clean the periphery of the guide rollers, said cleaning device comprising a cleaning element supported for movement along said at least one row of guide rollers over the length of the guide rollers in a direction transverse to the longitudinal axes of the mutually parallel guide rollers, said cleaning element being movable by a drive chain along a path parallel to said at least one row of guide rollers.
Claim 15
Dependent Claim
106 words
A steaming apparatus for textile webs having a housing containing at least one row of mutually parallel guide rollers around which a textile web is passed, a cleaning device associated with said at least one row to clean the periphery of the guide rollers, said cleaning device comprising a cleaning element supported for movement along said at least one row of guide rollers over the length of the guide rollers in a direction transverse to the longitudinal axes of the mutually parallel guide rollers, said cleaning element being movable by a drive chain along a path parallel to said at least one row of guide rollers.
Claim 16
Dependent Claim
152 words
A steaming apparatus for textile webs having a housing containing at least one row of mutually parallel guide rollers around which a textile web is passed, a cleaning device associated with said at least one row to clean the periphery of the guide rollers, said cleaning device comprising: a cleaning element supported for movement along said at least one row of guide rollers over the length of the guide rollers in a direction transverse to the longitudinal axes of the mutually parallel guide rollers, said cleaning element being mounted for rotation such that the cleaning element rotates about an axis parallel to the longitudinal axes of the guide rollers and is movable by a drive chain along a path in which the periphery of the cleaning element abuts against the guide rollers; and a nozzle arrangement supported for movement with the cleaning element along said at least one row of guide rollers.
Claim 17
Dependent Claim
152 words
A steaming apparatus for textile webs having a housing containing at least one row of mutually parallel guide rollers around which a textile web is passed, a cleaning device associated with said at least one row to clean the periphery of the guide rollers, said cleaning device comprising: a cleaning element supported for movement along said at least one row of guide rollers over the length of the guide rollers in a direction transverse to the longitudinal axes of the mutually parallel guide rollers, said cleaning element being mounted for rotation such that the cleaning element rotates about an axis parallel to the longitudinal axes of the guide rollers and is movable by a drive chain along a path in which the periphery of the cleaning element abuts against the guide rollers; and a nozzle arrangement supported for movement with the cleaning element along said at least one row of guide rollers.
Claim 18
Dependent Claim
141 words
A steaming apparatus for textile webs having a housing containing first and second horizontal rows of mutually parallel guide rollers around which a textile web is passed, said second row being movable from a steaming position below said first row to a cleaning position in which the guide rollers of said second row are disposed between the guide rollers of said first row in a position coplanar therewith, a cleaning device associated with said first and second horizontal rows to clean the periphery of the guide rollers, said cleaning device comprising a cleaning element supported for movement along said said first and second rows of horizontal guide rollers, when the first and second horizontal rows are in the cleaning position, over the length of the guide rollers in a direction transverse to the longitudinal axes of the mutually parallel guide rollers.
Claim 19
Dependent Claim
141 words
A steaming apparatus for textile webs having a housing containing first and second horizontal rows of mutually parallel guide rollers around which a textile web is passed, said second row being movable from a steaming position below said first row to a cleaning position in which the guide rollers of said second row are disposed between the guide rollers of said first row in a position coplanar therewith, a cleaning device associated with said first and second horizontal rows to clean the periphery of the guide rollers, said cleaning device comprising a cleaning element supported for movement along said said first and second rows of horizontal guide rollers, when the first and second horizontal rows are in the cleaning position, over the length of the guide rollers in a direction transverse to the longitudinal axes of the mutually parallel guide rollers.
Claim 20
Dependent Claim
74 words
Apparatus according to claim 15 further comprising means for rotatably driving at least one guide roller of the first row in a controllable manner, a frame connecting a plurality of the guide rolls of said second row that precede said at least one guide roller of the first row in the running direction of the fabric web to form a group compensator vertically movable relative to said first row to adjust the web tension.
Claim 21
Dependent Claim
16 words
Apparatus according to claim 15 wherein said cleaning element is movable above said first horizontal row.
Claim 22
Dependent Claim
26 words
Apparatus according to claim 15 wherein said cleaning element is movable below said first and second horizontal rows when the rows are in the cleaning position.
Claim 23
Dependent Claim
41 words
Apparatus according to claim 15 wherein said cleaning element comprises a first cleaning element movable above said first horizontal row and a second cleaning element movable below said first and second horizontal rows when the rows are in the cleaning position.
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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) | 1993-04-02 | 1993-10-02 | 1994-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-04-02 | 1997-10-02 | 1998-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-04-02 | 2001-10-02 | 2002-04-03 | $7700.00 | Window Closed / Lapsed |