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US3193149A Expired / Lapsed US ⏱️ 0.0 years remaining

Toy liquid dispenser

Assignee: Individual
•
Filing: 1963-09-03
•
Granted: 1965-07-06
•
Expires: 1983-09-03
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Abstract

No abstract record available.

Inventors

  • 👤 Everett E Beaubien

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 04:20
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/16; F04B53/162; F04B53/10; F04B53/12; F04B53/122; F04B9/00; F04B9/14; F05; F05C; F05C2225/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 221 words
A TOY PUMP FO RUSE IN DEMONSTRATING THE OPERATION OF A HAND PUMP INCLUDING A CYLINDRICAL TUBE, AN OPEN TOPPED CHAMBER CONNECTED TO THE UPPER END OF SAID TUBE, A POURING SPOUT ON SAID CHAMBER THROUGH WHICH LIQUID FROM SAID CHAMBER MAY BE DISCHARGED, A PAIR OF SPACED PARALLEL ARMS SECURED TO SAID CHAMBER AND HAVING ALIGNED APERTURES EXTENDING THERETHROUGH, A PUMP HANDLE HAVING A PAIR OF OPPOSED PROJECTIONS INTERMEDIATE ITS ENDS DETACHABLY ENGAGED IN SAID APERTURES SAID ARMS BEING OF A MATERIAL SUFFICIENTLY RESILIENT TO PERMIT SAID PROJECTIONS TO BE ENGAGED IN AND NORMALLY SUPPORTED IN SAID APERTURES, A PISTON SLIDABLE IN SAID CYLINDER, A PISTON ROD OF RESILIENT MATERIAL HAVING A BIFURCATED END ADAPTED TO ACCOMMODATE AN END OF SAID PUMP HANDLE, ALIGNED SOCKETS IN SAID BIFURCATED END, OPPOSED PROJECTIONS ON SAID PUMP HANDLE END DETACHABLY ENGAGED IN SAID SOCKETS, SAID PISTON ROD EXTENDING THROUGH SAID PISTON, SHOULDER MEANS ON SAID PISTON ROD ENGAGEABLE WITH SAID PISTON, AND A VALVE PLATE FRICTIONALLY ENGAGED ON THE LOWER END OF SAID PISTON ROD BELOW SAID PISTON, SAID PISTON HAVING AN APERTURE THERETHROUGH CLOSED BY SAID VALVE PLATE WHEN SAID VALVE PLATE IS SPACED FROM SAID PISTON, A FLUID INLET AT THE BOTTOM OF SAID CYLINDER AND A CHECK VALVE IN SAID INLET OPENED BY UPWARD MOVEMENT OF LIQUID INTO SAID CYLINDER.
Claim 2
Dependent Claim 221 words
A TOY PUMP FO RUSE IN DEMONSTRATING THE OPERATION OF A HAND PUMP INCLUDING A CYLINDRICAL TUBE, AN OPEN TOPPED CHAMBER CONNECTED TO THE UPPER END OF SAID TUBE, A POURING SPOUT ON SAID CHAMBER THROUGH WHICH LIQUID FROM SAID CHAMBER MAY BE DISCHARGED, A PAIR OF SPACED PARALLEL ARMS SECURED TO SAID CHAMBER AND HAVING ALIGNED APERTURES EXTENDING THERETHROUGH, A PUMP HANDLE HAVING A PAIR OF OPPOSED PROJECTIONS INTERMEDIATE ITS ENDS DETACHABLY ENGAGED IN SAID APERTURES SAID ARMS BEING OF A MATERIAL SUFFICIENTLY RESILIENT TO PERMIT SAID PROJECTIONS TO BE ENGAGED IN AND NORMALLY SUPPORTED IN SAID APERTURES, A PISTON SLIDABLE IN SAID CYLINDER, A PISTON ROD OF RESILIENT MATERIAL HAVING A BIFURCATED END ADAPTED TO ACCOMMODATE AN END OF SAID PUMP HANDLE, ALIGNED SOCKETS IN SAID BIFURCATED END, OPPOSED PROJECTIONS ON SAID PUMP HANDLE END DETACHABLY ENGAGED IN SAID SOCKETS, SAID PISTON ROD EXTENDING THROUGH SAID PISTON, SHOULDER MEANS ON SAID PISTON ROD ENGAGEABLE WITH SAID PISTON, AND A VALVE PLATE FRICTIONALLY ENGAGED ON THE LOWER END OF SAID PISTON ROD BELOW SAID PISTON, SAID PISTON HAVING AN APERTURE THERETHROUGH CLOSED BY SAID VALVE PLATE WHEN SAID VALVE PLATE IS SPACED FROM SAID PISTON, A FLUID INLET AT THE BOTTOM OF SAID CYLINDER AND A CHECK VALVE IN SAID INLET OPENED BY UPWARD MOVEMENT OF LIQUID INTO SAID CYLINDER.

References Cited (Backward Citations)

US100393A Cited
US234411A Cited
US1060619A Cited
FR603349A Cited
US2631756A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-07-05 1969-01-04 1969-07-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-07-05 1973-01-04 1973-07-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-07-05 1977-01-04 1977-07-06 $7700.00 Window Closed / Lapsed

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