US3333744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve and nozzle construction for aerosol whipped cream dispenser
Assignee: Individual
•
Filing: 1965-10-22
•
Granted: 1967-08-01
•
Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Peter J Nilsen
- 👤 Merle D Zamzow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:58
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/44; B65D83/46; A; A47; A47J; A47J43/00; A47J43/12; A47J43/128
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
IN A VALVE CONSTRUCTION FOR AN AEROSOL WHIPPED CREAM DISPENSER THE COMBINATION COMPRISING A CAP HAVING A HOLLOW CYLINDRICAL HUB AT ITS CENTER INCLUDING AN END WALL AND A SIDE WALL, SAID END WALL HAVING A CENTRAL OPENING DEFINING AN INTERNAL LAND, A VALVE MEMBER OF RESILIENT MATERIAL HAVING A COLLAR RADIALLY SPACED THEREFROM TO PROVIDE AN ANNULAR FLOW PASSAGE, THE VALVE MEMBER AND THE COLLAR BEING JOINED BY AN AXIALLY THIN RADIAL CONNECTION AND PROVIDING COMMUNICATION WITH SAID PASSAGE, SAID COLLAR HAVING AN AXIALLY EXTENSIVE CYLINDRICAL OUTER SURFACE PROVIDING RESILIENT FRICTIONAL ENGAGEMENT WITH THE SIDE WALL OF THE HUB, THE COLLAR HAVING A PRESENTED END WHICH LIES IN A FRUSTO-CONICAL LOCUS TO DEFINE A RELATIVELY SHARP EDGE WHICH IS DEFORMED INWARDLY WHEN THE COLLAR IS FORCIBLY BOTTOM IN THE HUB, SAID RADIAL CONNECTION AND VALVE MEMBER TOGETHER BEING SUFFICIENTLY RESILIENT AS TO PERMIT LOCALIZED UNSEATING OF THE VALVE MEMBER ALONG ONE SIDE THEREOF BY APPLICATION OF AN INWARD FORCE LOCALIZED ALONG THE EDGE OF THE HUB OPENING.
Claim 2
Dependent Claim
168 words
IN A VALVE CONSTRUCTION FOR AN AEROSOL WHIPPED CREAM DISPENSER THE COMBINATION COMPRISING A CAP HAVING A HOLLOW CYLINDRICAL HUB AT ITS CENTER INCLUDING AN END WALL AND A SIDE WALL, SAID END WALL HAVING A CENTRAL OPENING DEFINING AN INTERNAL LAND, A VALVE MEMBER OF RESILIENT MATERIAL HAVING A COLLAR RADIALLY SPACED THEREFROM TO PROVIDE AN ANNULAR FLOW PASSAGE, THE VALVE MEMBER AND THE COLLAR BEING JOINED BY AN AXIALLY THIN RADIAL CONNECTION AND PROVIDING COMMUNICATION WITH SAID PASSAGE, SAID COLLAR HAVING AN AXIALLY EXTENSIVE CYLINDRICAL OUTER SURFACE PROVIDING RESILIENT FRICTIONAL ENGAGEMENT WITH THE SIDE WALL OF THE HUB, THE COLLAR HAVING A PRESENTED END WHICH LIES IN A FRUSTO-CONICAL LOCUS TO DEFINE A RELATIVELY SHARP EDGE WHICH IS DEFORMED INWARDLY WHEN THE COLLAR IS FORCIBLY BOTTOM IN THE HUB, SAID RADIAL CONNECTION AND VALVE MEMBER TOGETHER BEING SUFFICIENTLY RESILIENT AS TO PERMIT LOCALIZED UNSEATING OF THE VALVE MEMBER ALONG ONE SIDE THEREOF BY APPLICATION OF AN INWARD FORCE LOCALIZED ALONG THE EDGE OF THE HUB OPENING.
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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |