US3321071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine service unit
Assignee: IDEN Manufacturing CO Inc
•
Filing: 1965-01-21
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Granted: 1967-05-23
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Expires: 1985-01-21
Abstract
No abstract record available.
Inventors
- 👤 Maurice W Elwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:57
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
IN COMBINATION WITH AN AUTOMATIC WASHING MACHINE INCLUDING AN OUTER HOUSING, A DRUM RESILIENTLY MOUNTED WITHIN SAID HOUSING AND MOVABLE RELATIVE TO SAID HOUSING, AN AGITATOR VERTICALLY DISPOSED WITHIN SAID DRUM AND MOVABLE RELATIVE TO SAID DRUM AND SAID HOUSING, AND A LOADING OPENING BOUNDED BY EDGES OF SAID HOUSING AND SAID DRUM FOR PROVIDING ACCESS TO THE INTERIOR OF SAID DRUM AND TO SAID AGITATOR OF SAID AUTOMATIC WASHING MACHINE, A SERVICE UNIT, SAID SERVICE UNIT BEING A ONE-PIECE PLASTIC INSERT HAVING A DEPRESSED CENTRAL PORTION SURROUNDED BY RISING SIDE PORTIONS, SAID SIDE PORTIONS HAVING A FLARED EDGE EXTENDING AWAY THEREFROM WITH ITS BOTTOM SURFACE POSITIONED ON SAID HOUSING CONTIGUOUS TO THE LOADING OPENING TO SUPPORT SAID SERVICE UNIT, THE CENTRAL PORTION OF SAID INSERT HAVING AN APERTURE THEREIN LOOSELY RECEIVING THE AGITATOR OF SAID AUTOMATIC WASHING MACHINE, AND SAID SIDE PORTIONS BEING POSITIONED AGAINST THE SURFACES OF SAID DRUM AND SAID HOUSING.
Claim 2
Dependent Claim
154 words
IN COMBINATION WITH AN AUTOMATIC WASHING MACHINE INCLUDING AN OUTER HOUSING, A DRUM RESILIENTLY MOUNTED WITHIN SAID HOUSING AND MOVABLE RELATIVE TO SAID HOUSING, AN AGITATOR VERTICALLY DISPOSED WITHIN SAID DRUM AND MOVABLE RELATIVE TO SAID DRUM AND SAID HOUSING, AND A LOADING OPENING BOUNDED BY EDGES OF SAID HOUSING AND SAID DRUM FOR PROVIDING ACCESS TO THE INTERIOR OF SAID DRUM AND TO SAID AGITATOR OF SAID AUTOMATIC WASHING MACHINE, A SERVICE UNIT, SAID SERVICE UNIT BEING A ONE-PIECE PLASTIC INSERT HAVING A DEPRESSED CENTRAL PORTION SURROUNDED BY RISING SIDE PORTIONS, SAID SIDE PORTIONS HAVING A FLARED EDGE EXTENDING AWAY THEREFROM WITH ITS BOTTOM SURFACE POSITIONED ON SAID HOUSING CONTIGUOUS TO THE LOADING OPENING TO SUPPORT SAID SERVICE UNIT, THE CENTRAL PORTION OF SAID INSERT HAVING AN APERTURE THEREIN LOOSELY RECEIVING THE AGITATOR OF SAID AUTOMATIC WASHING MACHINE, AND SAID SIDE PORTIONS BEING POSITIONED AGAINST THE SURFACES OF SAID DRUM AND SAID HOUSING.
References Cited (Backward Citations)
US2794546A
Cited
US3187887A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |