US3742734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the treatment of permeable material
Assignee: Vepa AG
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Filing: 1970-10-22
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Granted: 1973-07-03
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Expires: 1990-10-22
Abstract
Abstract The present disclosure is directed to an apparatus for treating textile materials with a treatment medium wherein the surface of the conveying means can be adapted to efficiently treat different widths of said textile materials. The present apparatus is effective for both liquid and gas treatment mediums.
Inventors
- 👤 H Fleissner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:00
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/10; F26B13/14; F26B13/16; D; D06; D06B; D06B19/00; D06B19/0005; D06B19/0047; D06B19/0058; D06B3/00; D06B3/10; D06B3/20; D06B3/201; D06B3/203; Y; Y10; Y10S; Y10S68/00; Y10S68/903
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
160 words
An apparatus for the treatment of permeable materials which comprises a container means, at least one sieve roller means having a fluid permeable conveying surface rotatably disposed about its axis in said container means, inlet means for introducing the material to be treated to the container means and onto said conveying surface, means associated with the sieve roller means for passing a fluid treatment medium through its conveying surface, at least one sieve means disposed externally of and extended across the conveying surface of the sieve roller means, said sieve means having only a center portion which is permeable, adjustable means disposed between the sieve roller means and the sieve means for limiting the area through which the fluid treatment medium flows through the conveying surface of the sieve roller means whereby the working width of said sieve roller means can be varied to treat materials of varying widths, and discharge means for removing the material from the container means.
Claim 2
Independent Claim
160 words
An apparatus for the treatment of permeable materials which comprises a container means, at least one sieve roller means having a fluid permeable conveying surface rotatably disposed about its axis in said container means, inlet means for introducing the material to be treated to the container means and onto said conveying surface, means associated with the sieve roller means for passing a fluid treatment medium through its conveying surface, at least one sieve means disposed externally of and extended across the conveying surface of the sieve roller means, said sieve means having only a center portion which is permeable, adjustable means disposed between the sieve roller means and the sieve means for limiting the area through which the fluid treatment medium flows through the conveying surface of the sieve roller means whereby the working width of said sieve roller means can be varied to treat materials of varying widths, and discharge means for removing the material from the container means.
Claim 3
Dependent Claim
24 words
The apparatus of claim 1, wherein the adjustable means are moveable in the axial direction of the sieve roller means by threaded spindle means.
Claim 4
Dependent Claim
21 words
The apparatuS of claim 2, wherein the adjustable means are sealed against the sieve roller means and against the sieve means.
Claim 5
Dependent Claim
27 words
The apparatus of claim 1, wherein more than one sieve roller means is utilized and wherein said adjustable means extend over all of said sieve roller means.
Claim 6
Dependent Claim
45 words
The apparatus of claim 1, wherein the sieve means includes a separate sieve sheet disposed above the sieve roller means and a separate sieve sheet disposed below the sieve roller means, said adjustable means being disposed between said sieve sheets and said sieve roller means.
Claim 7
Dependent Claim
42 words
The apparatus of claim 1, wherein the container means is divided into a treatment compartment and a lateral end compartment, said lateral end compartment containing said means for passing a fluid treatment medium through the conveying surface of said sieve roller means.
Claim 8
Independent Claim
252 words
An apparatus for the treatment of permeable materials which comprises a heat-insulated housing, at least one sieve drum means having a fluid-permeable conveying surface rotatably disposed about its axis in said heat-insulated housing, said sieve drum means provided with a drive means, inlet means for introducing the material to be treated to the heat-insulated housing and onto said conveying surface, fan means associated with the sieve drum means for subjecting the conveying surface to a suction draft or a positive pressure to pass a fluid treatment medium through said conveying surface, baffle means disposed on the inside of the sieve drum means for interrupting the flow of the treatment medium at that portion of the sieve drum means which is not covered by the material being treated, sieve sheet means disposed above and below the sieve drum means and extended across the conveying surface of said sieve drum means, said sieve sheet means having only a center portion which is permeable to the treatment medium, adjustable means disposed between the surfaces of the sieve drum means and the sieve sheet means and substantially extending to said surfaces, said adjustable means being adapted to move in the axial direction of the sieve drum means to limit the area through which the treatment medium flows through the permeable conveying surface of said sieve drum means whereby the working width of the sieve drum means can be varied to treat material of differing widths, and discharge means for removing the material from the heat-insulated housing.
Claim 9
Independent Claim
252 words
An apparatus for the treatment of permeable materials which comprises a heat-insulated housing, at least one sieve drum means having a fluid-permeable conveying surface rotatably disposed about its axis in said heat-insulated housing, said sieve drum means provided with a drive means, inlet means for introducing the material to be treated to the heat-insulated housing and onto said conveying surface, fan means associated with the sieve drum means for subjecting the conveying surface to a suction draft or a positive pressure to pass a fluid treatment medium through said conveying surface, baffle means disposed on the inside of the sieve drum means for interrupting the flow of the treatment medium at that portion of the sieve drum means which is not covered by the material being treated, sieve sheet means disposed above and below the sieve drum means and extended across the conveying surface of said sieve drum means, said sieve sheet means having only a center portion which is permeable to the treatment medium, adjustable means disposed between the surfaces of the sieve drum means and the sieve sheet means and substantially extending to said surfaces, said adjustable means being adapted to move in the axial direction of the sieve drum means to limit the area through which the treatment medium flows through the permeable conveying surface of said sieve drum means whereby the working width of the sieve drum means can be varied to treat material of differing widths, and discharge means for removing the material from the heat-insulated housing.
Claim 10
Dependent Claim
74 words
The apparatus of claim 7, wherein the conveying surface has a width that corresponds to the maximum working width of said sieve drum means, the center portion of said sieve sheet means has a width that corresponds to the minimum working width of said sieve drum means, and the adjustable means are movable from the width of the center portion to the maximum working width of the sieve drum means by threaded spindle means.
Claim 11
Dependent Claim
51 words
The apparatus of claim 8, wherein the adjustable means comprises two opposing surfaces which are adapted to be moved toward each other and away from each other thereby varying the effective working width of the sieve drum means by varying the area of the conveying surface defined between said adjustable means.
Claim 12
Dependent Claim
17 words
The apparatus of claim 7, wherein heating means are provided in the circulation of the treatment medium.
Claim 13
Independent Claim
221 words
An apparatus for the treatment of permeable materials which comprises a container means adapted to contain a treatment liquid, said container being divided into a central treatment compartment and a lateral end compartment, at least one sieve roller means provided with a liquid permeable conveying surface rotatably disposed about its axis in the central treatment compartment, inlet means for introducing the material to be treated to the container means and onto a conveying surface of said sieve drum means, the lateral end compartment communicating with both the interior of the sieve roller means and also with the conveying surface of the sieve roller means, pump means disposed in the lateral end compartment, sieve sheet means disposed below the sieve roller means, said sieve means having only a center portion which is permeable to the treatment liquid, adjustable means disposed between the surfaces of the sieve roller means and the sieve sheet means and substantially extending to said surfaces, said adjustable means being adapted to move in the axial direction of the sieve roller means to limit the area through which the treatment liquid flows through the surface of said sieve roller means whereby the working width of said sieve roller means can be varied to treat materials of varying widths and discharge means for removing the material from the container means.
Claim 14
Independent Claim
221 words
An apparatus for the treatment of permeable materials which comprises a container means adapted to contain a treatment liquid, said container being divided into a central treatment compartment and a lateral end compartment, at least one sieve roller means provided with a liquid permeable conveying surface rotatably disposed about its axis in the central treatment compartment, inlet means for introducing the material to be treated to the container means and onto a conveying surface of said sieve drum means, the lateral end compartment communicating with both the interior of the sieve roller means and also with the conveying surface of the sieve roller means, pump means disposed in the lateral end compartment, sieve sheet means disposed below the sieve roller means, said sieve means having only a center portion which is permeable to the treatment liquid, adjustable means disposed between the surfaces of the sieve roller means and the sieve sheet means and substantially extending to said surfaces, said adjustable means being adapted to move in the axial direction of the sieve roller means to limit the area through which the treatment liquid flows through the surface of said sieve roller means whereby the working width of said sieve roller means can be varied to treat materials of varying widths and discharge means for removing the material from the container means.
Claim 15
Dependent Claim
41 words
The apparatus of claim 11, wherein the container means is divided into a central treatment compartment and two lateral end compartments, and the lateral end compartments communicate with each other by an extension of said compartments below the sieve roller means.
Claim 16
Dependent Claim
35 words
The apparatus of claim 12, wherein a strap means is disposed below the sieve roller means in the extension of said lateral end compartments, said strap means preventing turbulence in the center of the container.
Claim 17
Dependent Claim
74 words
The apparatus of claim 11, wherein the conveying surface has a width that corresponds to the maximum working width of said sieve roller means, the center portion of said sieve sheet means has a width that corresponds to the minimum working width of said sieve roller means, and the adjustable means are moveable from the width of the center portion to the maximum working width of the sieve roller means by threaded spindle means.
Claim 18
Dependent Claim
51 words
The apparatus of claim 14, wherein the adjustable means comprises two opposing surfaces which are adapted to be moved toward each other and away from each other thereby varying the effective working width of the sieve roller means by varying the area of the conveying surface defined between said adjustable means.
Claim 19
Dependent Claim
45 words
The apparatus of claim 11, wherein the pump means comprises a pump in said end compartment which communicates with a pump drive via a pump shaft in said end compartment, said pump shaft being substantially perpendicular to the axial direction of the sieve roller means.
Claim 20
Dependent Claim
26 words
The apparatus of claim 11, wherein the inlet means and discharge means are guide rollers and wherein squeeze rollers are provided behind the outlet guide rollers.
Claim 21
Independent Claim
160 words
An apparatus for the treatment of permeable textile materials, which comprises container means, means for dividing said container means into a treatment compartment and a lateral end compartment, sieve roller means having a fluid permeable conveying surface being rotatably disposed about its axis in said treatment compartment, inlet means for introducing the material to be treated to the container means and onto said conveying surface, means associated with said sieve roller means for passing a fluid treatment medium from said lateral end compartment to said treatment chamber and through said conveying surface, at least one sieve means disposed externally of the conveying surface of the sieve roller means and extended across said conveying surface, said sieve means having only a center portion which is permeable to said fluid treatment medium whereby said fluid treatment medium is caused to flow through said center portion prior to passing through said conveying surface, and means for removing the material from the container means.
Claim 22
Independent Claim
160 words
An apparatus for the treatment of permeable textile materials, which comprises container means, means for dividing said container means into a treatment compartment and a lateral end compartment, sieve roller means having a fluid permeable conveying surface being rotatably disposed about its axis in said treatment compartment, inlet means for introducing the material to be treated to the container means and onto said conveying surface, means associated with said sieve roller means for passing a fluid treatment medium from said lateral end compartment to said treatment chamber and through said conveying surface, at least one sieve means disposed externally of the conveying surface of the sieve roller means and extended across said conveying surface, said sieve means having only a center portion which is permeable to said fluid treatment medium whereby said fluid treatment medium is caused to flow through said center portion prior to passing through said conveying surface, and means for removing the material from the container means.
Claim 23
Dependent Claim
25 words
The apparatus of claim 18, wherein the central portion extends across the treatment compartment in the direction of travel of the material to be treated.
Claim 24
Dependent Claim
25 words
The apparatus of claim 1, wherein the central portion extends across the container means in the direction of travel of the material to be treated.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-02 | 1977-01-01 | 1977-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-02 | 1981-01-01 | 1981-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-02 | 1985-01-01 | 1985-07-03 | $7700.00 | Window Closed / Lapsed |