US3811378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary screen printing with internally driven roller squeegee
Assignee: Individual
•
Filing: 1972-06-21
•
Granted: 1974-05-21
•
Expires: 1992-06-21
Abstract
Abstract A screen printing machine has two end pieces with a rotary screen attached thereto. A color tube extends axially inside the screen. A shaft positioned around the color tube drives a roller squeegee within the screen.
Inventors
- 👤 W Bohm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:14
CPC Classifications
B; B41; B41F; B41F15/00; B41F15/14; B41F15/40; B41F15/42
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
134 words
In a rotary screen printing machine including a rotary screen mounted on end pieces having openings therein, a color tube supply means extending into the interior of said screen through at least one of said end piece openings, a roller squeegee mounted within sAid screen to contact the inner surface thereof, and means for rotating said roller squeegee; the improvement comprising: said roller squeegee being supported by said color tube supply means; and said means for rotating said roller squeegee comprising a tubular shaft rotatably mounted coaxially around said color tube supply means, drive means positioned without said screen for imparting rotary motion to said tubular shaft, and motion transmitting means positioned within the interior of said screen and operatively connected between said tubular shaft and said roller squeegee for rotating said roller squeegee.
Claim 2
Dependent Claim
134 words
In a rotary screen printing machine including a rotary screen mounted on end pieces having openings therein, a color tube supply means extending into the interior of said screen through at least one of said end piece openings, a roller squeegee mounted within sAid screen to contact the inner surface thereof, and means for rotating said roller squeegee; the improvement comprising: said roller squeegee being supported by said color tube supply means; and said means for rotating said roller squeegee comprising a tubular shaft rotatably mounted coaxially around said color tube supply means, drive means positioned without said screen for imparting rotary motion to said tubular shaft, and motion transmitting means positioned within the interior of said screen and operatively connected between said tubular shaft and said roller squeegee for rotating said roller squeegee.
Claim 3
Dependent Claim
41 words
The improvement claimed in claim 1, wherein said motion transmitting means comprises a first gear wheel mounted on said tubular shaft and a second gear wheel mounted on said roller squeegee, said first and second gear wheels being in meshing relation.
Claim 4
Dependent Claim
28 words
The improvement claimed in claim 1, further comprising gear means positioned without said screen for rotating said screen, said drive means being operatively connected to said gear means.
References Cited (Backward Citations)
US1056715A
Cited
US2753794A
Cited
US2698574A
Cited
US3232224A
Cited
US3312165A
Cited
US3245341A
Cited
US3352234A
Cited
US3487775A
Cited
US3408984A
Cited
US3592132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-05-20 | 1977-11-19 | 1978-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-05-20 | 1981-11-19 | 1982-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-05-20 | 1985-11-19 | 1986-05-21 | $7700.00 | Window Closed / Lapsed |