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US3315500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscillating power source particularly for laundry machine
Assignee: Emerson Electric Co
•
Filing: 1966-03-09
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Granted: 1967-04-25
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Expires: 1986-03-09
Abstract
No abstract record available.
Inventors
- 👤 Robert W Brundage
- 👤 William J Waight
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:53
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/30; D06F37/308; Y; Y10; Y10S; Y10S60/00; Y10S60/908
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A LAUNDRY MACHINE HAVING AN AGIATOR TO BE RECIPROCATED OR OSCILLATED, A REVERSIBLE, CONSTANT-DISPLACEMENT, HYDRAULIC MOTOR MECHANICALLY ASSOCIATED WITH SAID AGIATOR, A CONSTANT DISPLACEMENT HYDRAULIC PUMP SUPPLYING HYDRAULIC FLUID TO SAID HYDRAULIC MOTOR, A SUBSTANTIALLY CONSTANT SPEED ELECTRIC MOTOR DRIVING SAID PUMP, A VALVE MEANS BETWEEN SAID PUMP AND SAID MOTOR FOR REVERSING
Claim 2
Dependent Claim
53 words
A LAUNDRY MACHINE HAVING AN AGIATOR TO BE RECIPROCATED OR OSCILLATED, A REVERSIBLE, CONSTANT-DISPLACEMENT, HYDRAULIC MOTOR MECHANICALLY ASSOCIATED WITH SAID AGIATOR, A CONSTANT DISPLACEMENT HYDRAULIC PUMP SUPPLYING HYDRAULIC FLUID TO SAID HYDRAULIC MOTOR, A SUBSTANTIALLY CONSTANT SPEED ELECTRIC MOTOR DRIVING SAID PUMP, A VALVE MEANS BETWEEN SAID PUMP AND SAID MOTOR FOR REVERSING
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |