US4419869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating a cloth with the use of low-temperature plasma
Assignee: Sando Iron Works Co Ltd
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Filing: 1983-01-18
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Granted: 1983-12-13
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Expires: 2003-01-18
Abstract
Abstract An apparatus for treating a cloth with the use of low-temperature plasma comprising a pair of closed cloth taking-up cases provided respectively with a slit-type cloth taking-in and out opening and a cloth taking-up shaft, a cloth passage tube connecting to the two cloth taking-up cases for transporting the cloth therethrough, one or more pairs of electrode plates provided at the outer circumference of the cloth passage tube, a gas supply pipe connected to the cloth passage tube, and a gas evacuating pipe provided in the vicinity of the cloth taking-in and out opening.
Inventors
- 👤 Yoshikazu Sando
- 👤 Tokuju Goto
- 👤 Itsuo Tanaka
- 👤 Hiroshi Ishidoshiro
- 👤 Matsuo Minakata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:17
CPC Classifications
D; D06; D06B; D06B3/00; D06B3/10; D06B3/20; D06C; D06C29/00; D06M; D06M10/00; D06M10/02; D06M10/025
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
113 words
An apparatus for treating a cloth with use of low-temperature plasma, comprising a pair of closed cloth taking-up cases provided respectively with a slit-type cloth taking-in and out opening and a cloth taking-up shaft, a cloth passage tube composed of a material permeable to high frequency electric wave, connecting between the two cloth taking-up cases for transporting the cloth therethrough, at least one pair of electrode plates provided at the outer circumference of the cloth passage tube for receiving high frequency electric wave produced by an oscillator, a gas supply pipe connected to the cloth passage tube, and a gas evacuating pipe provided in the vicinity of the cloth taking-in and out opening.
Claim 2
Independent Claim
113 words
An apparatus for treating a cloth with use of low-temperature plasma, comprising a pair of closed cloth taking-up cases provided respectively with a slit-type cloth taking-in and out opening and a cloth taking-up shaft, a cloth passage tube composed of a material permeable to high frequency electric wave, connecting between the two cloth taking-up cases for transporting the cloth therethrough, at least one pair of electrode plates provided at the outer circumference of the cloth passage tube for receiving high frequency electric wave produced by an oscillator, a gas supply pipe connected to the cloth passage tube, and a gas evacuating pipe provided in the vicinity of the cloth taking-in and out opening.
Claim 3
Dependent Claim
35 words
An apparatus for treating a cloth with the use of low-temperature plasma according to claim 1, in which said cloth winding-up shaft is composed of a pipe permeable to gas for evacuating the gas therethrough.
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) | 1986-12-12 | 1987-06-13 | 1987-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-12-12 | 1991-06-13 | 1991-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-12-12 | 1995-06-13 | 1995-12-13 | $7700.00 | Window Closed / Lapsed |