Patent US3099040A successfully refreshed from Google Patents.
US3099040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Discharge door mechanism for mixing machine
Assignee: Stewart Bolling and Co Inc
•
Filing: 1961-09-27
•
Granted: 1963-07-30
•
Expires: 1981-09-27
Abstract
No abstract record available.
Inventors
- 👤 James T Matsuoka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:16
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/02; B29B7/22; B29B7/26; B29B7/263; B29B7/06; B29B7/10; B29B7/18; B29B7/183
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN A PLASTIC MIXING MACHINE, HOUSING MEANS HAVING A MIXING CHAMBER PROVIDED WITH A DISCHARGE OPENING, SEAT MEANS ON SAID HOUSING ADJACENT SAID OPENING, A DOOR ENGAGEABLE WITH SAID SEAT MEANS FOR CLOSING SAID OPENING AND DISENGAGEABLE THEREFROM FOR UNCOVERING SAID DISCHARGE OPENING, PIVOT MEANS ON ONE SIDE OF SAID DISCHARGE OPENING FOR CONNECTING SAID DOOR WITH SAID HOUSING MEANS AND PROVIDING FOR SWINGING OF THE DOOR TOWARD AND WAY FROM SAID SEAT MEANS, POWER MEANS CONNECTED WITH SAID DOOR AT A POINT OF THE LATTER SPACED FROM SAID PIVOT MEANS FOR SWINGING THE DOOR TO OPEN AND CLOSED POSITIONS, AND FLEXIBLE BUSHING MEANS IN SAID PIVOT MEANS AND PROVIDING FOR A LIMITED SELF-POSITIONING SHIFTING OF SAID DOCR RELA-
Claim 2
Dependent Claim
119 words
IN A PLASTIC MIXING MACHINE, HOUSING MEANS HAVING A MIXING CHAMBER PROVIDED WITH A DISCHARGE OPENING, SEAT MEANS ON SAID HOUSING ADJACENT SAID OPENING, A DOOR ENGAGEABLE WITH SAID SEAT MEANS FOR CLOSING SAID OPENING AND DISENGAGEABLE THEREFROM FOR UNCOVERING SAID DISCHARGE OPENING, PIVOT MEANS ON ONE SIDE OF SAID DISCHARGE OPENING FOR CONNECTING SAID DOOR WITH SAID HOUSING MEANS AND PROVIDING FOR SWINGING OF THE DOOR TOWARD AND WAY FROM SAID SEAT MEANS, POWER MEANS CONNECTED WITH SAID DOOR AT A POINT OF THE LATTER SPACED FROM SAID PIVOT MEANS FOR SWINGING THE DOOR TO OPEN AND CLOSED POSITIONS, AND FLEXIBLE BUSHING MEANS IN SAID PIVOT MEANS AND PROVIDING FOR A LIMITED SELF-POSITIONING SHIFTING OF SAID DOCR RELA-
References Cited (Backward Citations)
US1227522A
Cited
US1721288A
Cited
US1911440A
Cited
US2087254A
Cited
US2368102A
Cited
US2504337A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |