Patent US3344957A successfully refreshed from Google Patents.
US3344957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing mechanism
Assignee: Design and Manufacturing Corp
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Filing: 1966-03-04
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Granted: 1967-10-03
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Expires: 1986-03-04
Abstract
No abstract record available.
Inventors
- 👤 Thomas W Duncan
- 👤 Charles N Perin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:22
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/42; A47L15/44; A47L15/4409
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
FOR USE IN A DISHWASHING MACHINE HAVING A TIMING DEVICE, A DETERGENT DISPENSER, A PORTION AT LEAST OF SAID DISPENSER BEING AFFIXED TO A SHAFT, SAID DISPENSER PORTION AND SAID SHAFT BEING ROTATABLE BETWEEN A DETERGENT RETAINING POSITION AND A DETERGENT DISPENSING POSITION, MEANS FOR ROTATING SAID SHAFT, SAID SHAFT ROTATING MEANS COMPRISING A FIRST CAM AND A SECOND CAM, SAID FIRST CAM BEING ROTATIVELY MOUNTED ON SAID SHAFT AND HAVING AN ACTUATED AND AN UNACTUATED POSITION CORRESPONDING RESPECTIVELY TO SAID RETAINING AND DISPENSING POSITIONS OF SAID SHAFT AND SAID DISPENSER PORTION, MEANS FOR URGING SAID FIRST CAM FROM SAID UNACTUATED TO SAID ACTUATED POSITION, SAID SECOND CAM BEING FIXEDLY SECURED TO SAID SHAFT, MEANS ON SAID FIRST CAM FOR ENGAGING AND ROTATING SAID SECOND CAM AND SAID SHAFT WHEN SAID FIRST CAM IS ROTATED FROM SAID UNACTUATED TO SAID ACTUATED POSITION, RELEASABLE MEANS FOR RETAINING SAID FIRST CAM IN SAID UNACTUATED POSITION, MEANS CONTROLLED BY SAID TIMING DEVICE FOR RELEASING SAID RETAINING MEANS, AND ADDITIONAL MEANS ON SAID SECOND CAM FOR RELEASING SAID RETAINING MEANS WHEN SAID DISPENSER PORTION AND SAID SHAFT ARE MANUALLY ROTATED FROM SAID DETERGENT RETAINING POSITION TO SAID DETERGENT DISPENSING POSITION.
Claim 2
Dependent Claim
196 words
FOR USE IN A DISHWASHING MACHINE HAVING A TIMING DEVICE, A DETERGENT DISPENSER, A PORTION AT LEAST OF SAID DISPENSER BEING AFFIXED TO A SHAFT, SAID DISPENSER PORTION AND SAID SHAFT BEING ROTATABLE BETWEEN A DETERGENT RETAINING POSITION AND A DETERGENT DISPENSING POSITION, MEANS FOR ROTATING SAID SHAFT, SAID SHAFT ROTATING MEANS COMPRISING A FIRST CAM AND A SECOND CAM, SAID FIRST CAM BEING ROTATIVELY MOUNTED ON SAID SHAFT AND HAVING AN ACTUATED AND AN UNACTUATED POSITION CORRESPONDING RESPECTIVELY TO SAID RETAINING AND DISPENSING POSITIONS OF SAID SHAFT AND SAID DISPENSER PORTION, MEANS FOR URGING SAID FIRST CAM FROM SAID UNACTUATED TO SAID ACTUATED POSITION, SAID SECOND CAM BEING FIXEDLY SECURED TO SAID SHAFT, MEANS ON SAID FIRST CAM FOR ENGAGING AND ROTATING SAID SECOND CAM AND SAID SHAFT WHEN SAID FIRST CAM IS ROTATED FROM SAID UNACTUATED TO SAID ACTUATED POSITION, RELEASABLE MEANS FOR RETAINING SAID FIRST CAM IN SAID UNACTUATED POSITION, MEANS CONTROLLED BY SAID TIMING DEVICE FOR RELEASING SAID RETAINING MEANS, AND ADDITIONAL MEANS ON SAID SECOND CAM FOR RELEASING SAID RETAINING MEANS WHEN SAID DISPENSER PORTION AND SAID SHAFT ARE MANUALLY ROTATED FROM SAID DETERGENT RETAINING POSITION TO SAID DETERGENT DISPENSING POSITION.
References Cited (Backward Citations)
US3012565A
Cited
US3062412A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |