US3360286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mop head construction
Assignee: Individual
•
Filing: 1963-08-07
•
Granted: 1967-12-26
•
Expires: 1983-08-07
Abstract
No abstract record available.
Inventors
- 👤 Elbert D Smyth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:00
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/20; A47L13/24; A47L13/25; A47L13/253; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32008; Y10T403/32041; Y10T403/32049; Y10T403/32606; Y10T403/32819; Y10T403/32844; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7056; Y10T403/7062
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A UNIVERSAL JOINT FOR A MOP FRAME COMPRISING A BASE MEANS INCLUDING LONGITUDINAL AND LATERAL AXES; A HANDLE ATTACHING PORTION PROVIDED WITH HANDLE RECEIVING MEANS AT ONE END AND DOWNWARDLY EXTENDING FLANGE PORTIONS HAVING ALIGNED LATERAL BORES AND A TAPERED OUTER SURFACE AT ITS OTHER END; ADJUSTING MEANS FOR VARYING FRICTIONAL RESISTANCE TO PIVOTING OF SAID HANDLE ATTACHING PORTION ABOUT SAID LATERAL AXIS, SAID ADJUSTING MEANS INCLUDING A SUPPORT MEMBER HAVING AN UPRAISED ARM PORTION PROVIDED WITH A LATERAL HOLE HAVING A TAPERED INNER SURFACE FRICTIONALLY ENGAGING SAID TAPERED OUTER SURFACE ON SAID HANDLE ATTACHING PORTION, A FASTENER EXTENDED THROUGH SAID LATERAL BORES AND LATERAL HOLE, AND A MANUAL ACTUATING MEANS FOR VARYING THE FRICTIONAL ENGAGEMENT BETWEEN SAID TAPERED SURFACES; MEANS MOUNTING SAID SUPPORT MEMBER ON SAID BASE MEANS FOR PIVOTAL MOVEMENT ABOUT SAID LONGITUDINAL AXIS AND FOR VARYING THE FRICTIONAL RESISTANCE OF THE JOINT; AND FASTENING MEANS SECURING SAID LONGITUDINAL MEANS TO SAID BASE MEANS.
Claim 2
Dependent Claim
156 words
A UNIVERSAL JOINT FOR A MOP FRAME COMPRISING A BASE MEANS INCLUDING LONGITUDINAL AND LATERAL AXES; A HANDLE ATTACHING PORTION PROVIDED WITH HANDLE RECEIVING MEANS AT ONE END AND DOWNWARDLY EXTENDING FLANGE PORTIONS HAVING ALIGNED LATERAL BORES AND A TAPERED OUTER SURFACE AT ITS OTHER END; ADJUSTING MEANS FOR VARYING FRICTIONAL RESISTANCE TO PIVOTING OF SAID HANDLE ATTACHING PORTION ABOUT SAID LATERAL AXIS, SAID ADJUSTING MEANS INCLUDING A SUPPORT MEMBER HAVING AN UPRAISED ARM PORTION PROVIDED WITH A LATERAL HOLE HAVING A TAPERED INNER SURFACE FRICTIONALLY ENGAGING SAID TAPERED OUTER SURFACE ON SAID HANDLE ATTACHING PORTION, A FASTENER EXTENDED THROUGH SAID LATERAL BORES AND LATERAL HOLE, AND A MANUAL ACTUATING MEANS FOR VARYING THE FRICTIONAL ENGAGEMENT BETWEEN SAID TAPERED SURFACES; MEANS MOUNTING SAID SUPPORT MEMBER ON SAID BASE MEANS FOR PIVOTAL MOVEMENT ABOUT SAID LONGITUDINAL AXIS AND FOR VARYING THE FRICTIONAL RESISTANCE OF THE JOINT; AND FASTENING MEANS SECURING SAID LONGITUDINAL MEANS TO SAID BASE MEANS.
References Cited (Backward Citations)
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US1132348A
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US2217648A
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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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |