Patent US3651671A successfully refreshed from Google Patents.
US3651671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High pressure steamer
Assignee: Sando Iron Works Co Ltd
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Filing: 1970-02-04
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Granted: 1972-03-28
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Expires: 1990-02-04
Abstract
Abstract High pressure steamer for treating cloth and other textile goods with saturation steam of high temperature and high pressure provided with mechanisms to preserve security and safety operation for preventing dripping onto the cloth being treated, for providing safety guarding on the highly heated and pressurized drum body of the high pressure steamer, for preventing soiling as well as for washing of guide rolls which feed cloth within said drum body, and for regulating tension loaded on the textile goods being fed through guide rolls installed within said drum body.
Inventors
- 👤 Yoshikazu Sando
- 👤 Masao Takau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:50
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/82; D06P3/8204; D06P3/8223; D06P3/8238; D06B; D06B17/00; D06B19/00; D06B19/0005; D06B19/0029; D06B19/0035; D06C; D06C23/00; D06C23/04; D06C7/00; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; D06B23/00; D06B23/14; D06B23/16; D06C2700/00; D06C2700/13
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
223 words
A high pressure steamer for treating textile goods comprising a closed drum body, wherein the improvement comprises a humidifying device located within said drum body for humidifying the textile goods being passed through said drum body, a pair of seal devices secured to said drum body in spaced relationship thereon with one said seal device forming a textile goods inlet to said drum body and the other said seal device forming a textile goods outlet from said drum body, each said seal device comprising a pair of seal rolls positioned exteriorly of said drum body, a plurality of guide rolls positioned within said drum body over which the textile goods being treated therein are fed, said humidifying device comprising a washing device for humidifying textile goods with hot saturated steam under high pressure, said washing device comprising a shower device located in each of said seal devices for washing said seal rolls therein at the inlet and the outlet of the textile goods to said drum body, and another shower device positioned within said drum body for washing said guide rolls used for feeding the textile goods through said drum body, and a liquid reservoir located within said drum body and arranged for the passage therethrough of the textile goods before they exit through the outlet formed by the other said seal device.
Claim 2
Dependent Claim
223 words
A high pressure steamer for treating textile goods comprising a closed drum body, wherein the improvement comprises a humidifying device located within said drum body for humidifying the textile goods being passed through said drum body, a pair of seal devices secured to said drum body in spaced relationship thereon with one said seal device forming a textile goods inlet to said drum body and the other said seal device forming a textile goods outlet from said drum body, each said seal device comprising a pair of seal rolls positioned exteriorly of said drum body, a plurality of guide rolls positioned within said drum body over which the textile goods being treated therein are fed, said humidifying device comprising a washing device for humidifying textile goods with hot saturated steam under high pressure, said washing device comprising a shower device located in each of said seal devices for washing said seal rolls therein at the inlet and the outlet of the textile goods to said drum body, and another shower device positioned within said drum body for washing said guide rolls used for feeding the textile goods through said drum body, and a liquid reservoir located within said drum body and arranged for the passage therethrough of the textile goods before they exit through the outlet formed by the other said seal device.
Claim 3
Dependent Claim
64 words
A high pressure steamer, as set forth in claim 1, characterized in that a hood extends from each said seal device into said drum body and is arranged to enclose the textile goods passing from said seal rolls into said drum body for protecting the textile goods entering and leaving said drum body from drippings from said shower device for washing said seal rolls.
Claim 4
Dependent Claim
86 words
A high pressure steamer, as set forth in claim 2, characterized in that a covering shield is located within said drum body over said guide rolls and extends from said hood at the textile goods inlet to said drum body to said hood at the textile goods outlet from said drum body for protecting said textile goods being fed through said drum body by said guide rolls from drippings passing downwardly into said drum body from the seal devices forming the textile goods inlet and outlet.
References Cited (Backward Citations)
US3041863A
Cited
FR1351732A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-03-28 | 1975-09-27 | 1976-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-03-28 | 1979-09-27 | 1980-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-03-28 | 1983-09-27 | 1984-03-28 | $7700.00 | Window Closed / Lapsed |