US3155996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Handle and skid means for a floor machine
Assignee: CLEMENTS Manufacturing CO
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Filing: 1962-12-17
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Granted: 1964-11-10
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Expires: 1982-12-17
Abstract
No abstract record available.
Inventors
- 👤 Arthur P Berthelot
- 👤 William J Clements
- 👤 John P Jason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:39
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4002; A47L11/4008; A47L11/4075
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
345 words
A FLOOR POLISHING MACHINE COMPRISING A CIRCULAR BASE, A HOUSING UPSTANDING FROM A CENTRAL PORTION OF SAID BASE, A MOTOR IN SAID HOUSING, A ROTATABLE CIRCULAR BRUSH MEMBER DEPENDING FROM SAID BASE, AN OUTRIGGER PORTION ON AND EXTENDING LATERALLY FROM SAID BASE ABOVE THE PLANE OF SAID BRUSH MEMBER, AN AXLE EXTENDING LATERALLY THROUGH SAID OUTRIGGER PORTION, A FITTING PIVOTED ON SAID AXLE INTERMEDIATE ITS ENDS, SAID FITTING HAVING A HOLLOW SLOTTED UPPER PORTION, A HANDLE SHAFT HAVING ONE OF ITS ENDS SEATED WITHIN AND SECURED TO SAID FITTING UPPER PORTION, A HOLLOW EXTENSION INTERMEDIATE THE ENDS OF SAID FITTING AND EXTENDING TOWARD SAID HOUSING, THE OPEN AREA WITHIN SAID EXTENSION COMMUNICATING WITH THE AREA WITHIN SAID FITTING, A CROSS BORE IN THE LOWER PORTION OF SAID FITTING, SAID CROSS BORE BEING FORMED AND ADAPTED TO RECEIVE SAID AXLE, A REARWARD EXTENSION ON SAID FITTING ADJACENT SAID CROSS BORE, OPPOSITELY DISPOSED LEG PORTIONS ON SAID REARWARD EXTENSION, APERTURES THROUGH SAID LEG PORTIONS, SAID APERTURES LYING IN A PLANE DIVERGING FROM THE PLANE OF SAID HANDLE SHAFT, A SKID MEMBER HAVING A PAIR OF PARALLEL LEG PORTIONS, SAID LEG PORTIONS HAVING THEIR FREE ENDS SECURED IN SAID APERTURES, THE OPPOSITE ENDS OF SAID LEG PORTIONS BEING CURVED AT PARALLEL PLANES TOWARD SAID HANDLE SHAFT, SAID SKID MEMBER INCLUDING A CROSS PORTION JOINING THE OPPOSITE ENDS OF SAID LEG ELEMENTS AND LYING IN A CURVED PATH, THE RADIUS OF SAID PATH BEING SUCH AS JUST TO RECEIVE THE CIRCUMFERENCE OF SAID HANDLE SHAFT AT A POINT INTERMEDIATE THE ENDS OF SAID HANDLE SHAFT, WHEEL ELEMENTS ROTATABLY MOUNTED ON THE OPPOSITE ENDS OF SAID AXLE OUTWARDLY OF SAID OUTRIGGER PORTION AND HAVING THEIR PERIPHERY IN ALIGNMENT WITH THE LOWER SURFACE OF SAID BASE, SAID HOLLOW FITTING EXTENSION BEING FORMED AND ADAPTED TO ABUT SAID OUTRIGGER PORTION AND TO SERVE AS A STOP FOR MOVEMENT OF SAID HANDLE SHAFT TOWARD SAID BASE WHEREBY, WHEN SAID HOLLOW EXTENSION IS IN ENGAGEMENT WITH SAID BASE, THE UPPER PORTION OF SAID HANDLE SHAFT IS POSITIONED ABOVE THE GRAVITATIONAL CENTER OF SAID BASE.
Claim 2
Dependent Claim
345 words
A FLOOR POLISHING MACHINE COMPRISING A CIRCULAR BASE, A HOUSING UPSTANDING FROM A CENTRAL PORTION OF SAID BASE, A MOTOR IN SAID HOUSING, A ROTATABLE CIRCULAR BRUSH MEMBER DEPENDING FROM SAID BASE, AN OUTRIGGER PORTION ON AND EXTENDING LATERALLY FROM SAID BASE ABOVE THE PLANE OF SAID BRUSH MEMBER, AN AXLE EXTENDING LATERALLY THROUGH SAID OUTRIGGER PORTION, A FITTING PIVOTED ON SAID AXLE INTERMEDIATE ITS ENDS, SAID FITTING HAVING A HOLLOW SLOTTED UPPER PORTION, A HANDLE SHAFT HAVING ONE OF ITS ENDS SEATED WITHIN AND SECURED TO SAID FITTING UPPER PORTION, A HOLLOW EXTENSION INTERMEDIATE THE ENDS OF SAID FITTING AND EXTENDING TOWARD SAID HOUSING, THE OPEN AREA WITHIN SAID EXTENSION COMMUNICATING WITH THE AREA WITHIN SAID FITTING, A CROSS BORE IN THE LOWER PORTION OF SAID FITTING, SAID CROSS BORE BEING FORMED AND ADAPTED TO RECEIVE SAID AXLE, A REARWARD EXTENSION ON SAID FITTING ADJACENT SAID CROSS BORE, OPPOSITELY DISPOSED LEG PORTIONS ON SAID REARWARD EXTENSION, APERTURES THROUGH SAID LEG PORTIONS, SAID APERTURES LYING IN A PLANE DIVERGING FROM THE PLANE OF SAID HANDLE SHAFT, A SKID MEMBER HAVING A PAIR OF PARALLEL LEG PORTIONS, SAID LEG PORTIONS HAVING THEIR FREE ENDS SECURED IN SAID APERTURES, THE OPPOSITE ENDS OF SAID LEG PORTIONS BEING CURVED AT PARALLEL PLANES TOWARD SAID HANDLE SHAFT, SAID SKID MEMBER INCLUDING A CROSS PORTION JOINING THE OPPOSITE ENDS OF SAID LEG ELEMENTS AND LYING IN A CURVED PATH, THE RADIUS OF SAID PATH BEING SUCH AS JUST TO RECEIVE THE CIRCUMFERENCE OF SAID HANDLE SHAFT AT A POINT INTERMEDIATE THE ENDS OF SAID HANDLE SHAFT, WHEEL ELEMENTS ROTATABLY MOUNTED ON THE OPPOSITE ENDS OF SAID AXLE OUTWARDLY OF SAID OUTRIGGER PORTION AND HAVING THEIR PERIPHERY IN ALIGNMENT WITH THE LOWER SURFACE OF SAID BASE, SAID HOLLOW FITTING EXTENSION BEING FORMED AND ADAPTED TO ABUT SAID OUTRIGGER PORTION AND TO SERVE AS A STOP FOR MOVEMENT OF SAID HANDLE SHAFT TOWARD SAID BASE WHEREBY, WHEN SAID HOLLOW EXTENSION IS IN ENGAGEMENT WITH SAID BASE, THE UPPER PORTION OF SAID HANDLE SHAFT IS POSITIONED ABOVE THE GRAVITATIONAL CENTER OF SAID BASE.
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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) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |