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US3345650A Expired / Lapsed US ⏱️ 0.0 years remaining

Toilet seat sanitary lifting mechanism

Assignee: Individual
•
Filing: 1965-01-18
•
Granted: 1967-10-10
•
Expires: 1985-01-18
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Abstract

No abstract record available.

Inventors

  • 👤 Ovington E Waters

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 13:00
CPC Classifications
A; A47; A47K; A47K13/00; A47K13/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 253 words
IN A TOILET SEAT LIFTING DEVICE, THE COMBINATION OF A MEANS FOR RAISING A TOILET SEAT BY A PERSON''S FOOT, AND A DAMPING MEANS FOR ARRESTING THE SPEED OF DESCENT OF SAID TOILET SEAT AFTER HAVING BEEN RAISED, SAID RAISING MEANS COMPRISING A SECUREMENT ON A LOWER PART OF SAID TOILET, A LEVER SUPPORTED PIVOTALLY FREE ON SAID SECUREMENT, SAID LEVER HAVING A FOOT PEDAL AT ONE END, THE OPPOSITE END OF SAID LEVER BEING CONNECTED TO ONE END OF AN ARM, THE OPPOSITE END OF SAID ARM BEING CONNECTED TO A BRACKET MOUNTED ON THE UNDERSIDE OF SAID TOILET SEAT AND SAID ARM HAVING MEANS FOR ACTIVATING SAID DAMPING MEANS, SAID DAMPING MEANS COMPRISING A LONGITUDINAL SLOT IN SAID ARM, ONE SIDE OF SAID SLOT HAVING A PLURALITY OF TEETH, A PINION IN SAID SLOT ENGAGED ON SAID TEETH, SAID PINION BEING MOUNTED ON A SHAFT SUPPORTED BETWEEN BIFURCATED ENDS OF A PISTON ROD, SAID BIFURCATED ENDS BEING ANGULARLY INCLINED RESPECTIVE TO A REMAINDER OF SAID PISTON ROD TO OBTAIN AN IMPROVED DAMPING ACTION DUE TO A LONGITUDINAL AXIS OF SAID ARM BEING AT AN ANGLE GREATER THAN A RIGHT ANGLE RESPECTIVE TO A LONGITUDINAL AXIS OF SAID BIFURCATED ENDS, A PISTON HEAD CONTAINED WITH IN A CYLINDER MOUNTED BY ITS LOWER END ON SAID SECUREMENT, AND A ONE WAY VALVE IN SAID PISTON HEAD ALLOWING FREE MOVEMENT OF AIR FROM AN UPPER PART OF SAID CYLINDER TO A LOWER PART THEREOF AND RESTRICTED MOVEMENT OF SAID AIR IN AN OPPOSITE DIRECTION.
Claim 2
Dependent Claim 253 words
IN A TOILET SEAT LIFTING DEVICE, THE COMBINATION OF A MEANS FOR RAISING A TOILET SEAT BY A PERSON''S FOOT, AND A DAMPING MEANS FOR ARRESTING THE SPEED OF DESCENT OF SAID TOILET SEAT AFTER HAVING BEEN RAISED, SAID RAISING MEANS COMPRISING A SECUREMENT ON A LOWER PART OF SAID TOILET, A LEVER SUPPORTED PIVOTALLY FREE ON SAID SECUREMENT, SAID LEVER HAVING A FOOT PEDAL AT ONE END, THE OPPOSITE END OF SAID LEVER BEING CONNECTED TO ONE END OF AN ARM, THE OPPOSITE END OF SAID ARM BEING CONNECTED TO A BRACKET MOUNTED ON THE UNDERSIDE OF SAID TOILET SEAT AND SAID ARM HAVING MEANS FOR ACTIVATING SAID DAMPING MEANS, SAID DAMPING MEANS COMPRISING A LONGITUDINAL SLOT IN SAID ARM, ONE SIDE OF SAID SLOT HAVING A PLURALITY OF TEETH, A PINION IN SAID SLOT ENGAGED ON SAID TEETH, SAID PINION BEING MOUNTED ON A SHAFT SUPPORTED BETWEEN BIFURCATED ENDS OF A PISTON ROD, SAID BIFURCATED ENDS BEING ANGULARLY INCLINED RESPECTIVE TO A REMAINDER OF SAID PISTON ROD TO OBTAIN AN IMPROVED DAMPING ACTION DUE TO A LONGITUDINAL AXIS OF SAID ARM BEING AT AN ANGLE GREATER THAN A RIGHT ANGLE RESPECTIVE TO A LONGITUDINAL AXIS OF SAID BIFURCATED ENDS, A PISTON HEAD CONTAINED WITH IN A CYLINDER MOUNTED BY ITS LOWER END ON SAID SECUREMENT, AND A ONE WAY VALVE IN SAID PISTON HEAD ALLOWING FREE MOVEMENT OF AIR FROM AN UPPER PART OF SAID CYLINDER TO A LOWER PART THEREOF AND RESTRICTED MOVEMENT OF SAID AIR IN AN OPPOSITE DIRECTION.

References Cited (Backward Citations)

US765643A Cited
US1501177A Cited
US1999070A Cited
GB662425A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-10-09 1971-04-10 1971-10-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-10-09 1975-04-10 1975-10-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-10-09 1979-04-10 1979-10-10 $7700.00 Window Closed / Lapsed

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