US3327906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for dispensing paste
Assignee: Körber AG
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Filing: 1965-09-08
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Granted: 1967-06-27
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Expires: 1985-09-08
Abstract
No abstract record available.
Inventors
- 👤 Gomann Jurgen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:37
CPC Classifications
B; B05; B05C; B05C1/00; B05C1/04; B05C1/08; B05C1/0813; A; A24; A24C; A24C5/00; A24C5/14; A24C5/24; B05C17/00; B05C17/005; B05C17/015
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN A PASTER, A HOLLOW CYLINDER HAVING A PASTE DISCHARGING OUTLET AT ONE END AND A FLUID ADMITTING INLET AT THE OTHER END; A PISTON RECIPROCABLY RECEIVED IN AND SUBDIVIDING THE INTERIOR OF SAID CYLINDER INTO FIRST AND SECOND CHAMBERS RESPECTIVELY COMMUNICATING WITH SAID INLET AND SAID OUTLET SO THAT PASTE CONTAINED IN SAID SECOND CHAMBER IS EXPELLED VIA SAID OUTLET IN RESPONSE TO ADMISSION OF COMPRESSED FLUID VIA SAID INLET, SAID PISTON COMPRISING A PAIR OF SECTIONS DEFINING BETWEEN THEMSELVES A COMPARTMENT EXTENDING ALONG THE INTERNAL SURFACE OF SAID CYLINDER BETWEEN SAID CHAMBER; AND EVACUATING MEANS INCLUDING A PISTON ROD CONNECTED WITH ONE OF SAID SECTIONS AND DEFINING A PASSAGE FOR ESCAPE OF LEAK FLUID FROM SAID COMPARTMENT SO THAT FLUID WHICH HAPPENS TO LEAK FROM SAID FIRST CHAMBER IS PREVENTED FROM PENETRATING INTO SAID SECOND CHAMBER.
Claim 2
Dependent Claim
138 words
IN A PASTER, A HOLLOW CYLINDER HAVING A PASTE DISCHARGING OUTLET AT ONE END AND A FLUID ADMITTING INLET AT THE OTHER END; A PISTON RECIPROCABLY RECEIVED IN AND SUBDIVIDING THE INTERIOR OF SAID CYLINDER INTO FIRST AND SECOND CHAMBERS RESPECTIVELY COMMUNICATING WITH SAID INLET AND SAID OUTLET SO THAT PASTE CONTAINED IN SAID SECOND CHAMBER IS EXPELLED VIA SAID OUTLET IN RESPONSE TO ADMISSION OF COMPRESSED FLUID VIA SAID INLET, SAID PISTON COMPRISING A PAIR OF SECTIONS DEFINING BETWEEN THEMSELVES A COMPARTMENT EXTENDING ALONG THE INTERNAL SURFACE OF SAID CYLINDER BETWEEN SAID CHAMBER; AND EVACUATING MEANS INCLUDING A PISTON ROD CONNECTED WITH ONE OF SAID SECTIONS AND DEFINING A PASSAGE FOR ESCAPE OF LEAK FLUID FROM SAID COMPARTMENT SO THAT FLUID WHICH HAPPENS TO LEAK FROM SAID FIRST CHAMBER IS PREVENTED FROM PENETRATING INTO SAID SECOND CHAMBER.
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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |