US3583439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for dosing fluid or pasty synthetic substance
Assignee: SEMPERIT OSTERRACHISCH AMERIKA
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Filing: 1969-09-12
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Granted: 1971-06-08
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Expires: 1989-09-12
Abstract
Abstract A device for dosing fluid or pasty synthetic material, to be used in connection with a walled mixing chamber, the wall being provided with conduit means, and valve means disposed in the conduit means and including valve seat means in the chamber wall. Valve actuating means operate the valve means, and an impulse actuator actuates the valve actuating means and thereby the valve means in accordance with a predetermined time schedule.
Inventors
- 👤 Ernst Dolenz
- 👤 Johann Schoner
- 👤 Johann Schwab
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:15
CPC Classifications
B; B29; B29C; B29C31/00; B29C31/04; B29B; B29B7/00; B29B7/30; B29B7/58; B29B7/60; B29B7/603; B29B7/80; B29B7/801; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86445; Y10T137/87571; Y10T137/87676
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
In a device, as claimed in claim 1, said valve means comprising a plurality of valves, said valve actuating means including a plurality of valve actuators each in driving connection with a valve, said impulse actuator being operable to operate all of said valve actuators and hence said valves in timed relationship.
Claim 2
Dependent Claim
24 words
In a device, as claimed in claim 2, said impulse actuator actuating all of said valve actuators and hence all of said valves synchronously.
References Cited (Backward Citations)
US3201937A
Cited
US3347267A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-07 | 1974-12-07 | 1975-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-07 | 1978-12-07 | 1979-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-07 | 1982-12-07 | 1983-06-08 | $7700.00 | Window Closed / Lapsed |